id
int32
0
58k
repo
stringlengths
5
67
path
stringlengths
4
116
func_name
stringlengths
0
58
original_string
stringlengths
52
373k
language
stringclasses
1 value
code
stringlengths
52
373k
code_tokens
list
docstring
stringlengths
4
11.8k
docstring_tokens
list
sha
stringlengths
40
40
url
stringlengths
86
226
10,000
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
function(item, arr) { for (var i = 0; i < arr[LEXICON.l]; i++) //Sometiems in IE a "SCRIPT70" Permission denied error occurs if HTML elements in a iFrame are compared try { if (arr[i] === item) return i; } catch(e) { } return -1; }
javascript
function(item, arr) { for (var i = 0; i < arr[LEXICON.l]; i++) //Sometiems in IE a "SCRIPT70" Permission denied error occurs if HTML elements in a iFrame are compared try { if (arr[i] === item) return i; } catch(e) { } return -1; }
[ "function", "(", "item", ",", "arr", ")", "{", "for", "(", "var", "i", "=", "0", ";", "i", "<", "arr", "[", "LEXICON", ".", "l", "]", ";", "i", "++", ")", "//Sometiems in IE a \"SCRIPT70\" Permission denied error occurs if HTML elements in a iFrame are compared", ...
Checks whether a item is in the given array and returns its index. @param item The item of which the position in the array shall be determined. @param arr The array. @returns {number} The zero based index of the item or -1 if the item isn't in the array.
[ "Checks", "whether", "a", "item", "is", "in", "the", "given", "array", "and", "returns", "its", "index", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L249-L258
10,001
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
function(arr) { var def = Array.isArray; return def ? def(arr) : this.type(arr) == TYPES.a; }
javascript
function(arr) { var def = Array.isArray; return def ? def(arr) : this.type(arr) == TYPES.a; }
[ "function", "(", "arr", ")", "{", "var", "def", "=", "Array", ".", "isArray", ";", "return", "def", "?", "def", "(", "arr", ")", ":", "this", ".", "type", "(", "arr", ")", "==", "TYPES", ".", "a", ";", "}" ]
Returns true if the given value is a array. @param arr The potential array. @returns {boolean} True if the given value is a array, false otherwise.
[ "Returns", "true", "if", "the", "given", "value", "is", "a", "array", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L265-L268
10,002
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
initOverlayScrollbarsStatics
function initOverlayScrollbarsStatics() { if(!_pluginsGlobals) _pluginsGlobals = new OverlayScrollbarsGlobals(_pluginsOptions._defaults); if(!_pluginsAutoUpdateLoop) _pluginsAutoUpdateLoop = new OverlayScrollbarsAutoUpdateLoop(_pluginsGlobals); }
javascript
function initOverlayScrollbarsStatics() { if(!_pluginsGlobals) _pluginsGlobals = new OverlayScrollbarsGlobals(_pluginsOptions._defaults); if(!_pluginsAutoUpdateLoop) _pluginsAutoUpdateLoop = new OverlayScrollbarsAutoUpdateLoop(_pluginsGlobals); }
[ "function", "initOverlayScrollbarsStatics", "(", ")", "{", "if", "(", "!", "_pluginsGlobals", ")", "_pluginsGlobals", "=", "new", "OverlayScrollbarsGlobals", "(", "_pluginsOptions", ".", "_defaults", ")", ";", "if", "(", "!", "_pluginsAutoUpdateLoop", ")", "_plugins...
Initializes the object which contains global information about the plugin and each instance of it.
[ "Initializes", "the", "object", "which", "contains", "global", "information", "about", "the", "plugin", "and", "each", "instance", "of", "it", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L1647-L1652
10,003
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
function() { if(_loopingInstances[_strLength] > 0 && _loopIsActive) { _loopID = COMPATIBILITY.rAF()(function () { loop(); }); var timeNew = COMPATIBILITY.now(); var timeDelta = timeNew - _loopTimeOld; var lowestInterval; var instance; var instanceOptions; var instanceAutoUpdateAllowed; var instanceAutoUpdateInterval; var now; if (timeDelta > _loopInterval) { _loopTimeOld = timeNew - (timeDelta % _loopInterval); lowestInterval = _loopIntervalDefault; for(var i = 0; i < _loopingInstances[_strLength]; i++) { instance = _loopingInstances[i]; if (instance !== undefined) { instanceOptions = instance.options(); instanceAutoUpdateAllowed = instanceOptions[_strAutoUpdate]; instanceAutoUpdateInterval = MATH.max(1, instanceOptions[_strAutoUpdateInterval]); now = COMPATIBILITY.now(); if ((instanceAutoUpdateAllowed === true || instanceAutoUpdateAllowed === null) && (now - _loopingInstancesIntervalCache[i]) > instanceAutoUpdateInterval) { instance.update('auto'); _loopingInstancesIntervalCache[i] = new Date(now += instanceAutoUpdateInterval); } lowestInterval = MATH.max(1, MATH.min(lowestInterval, instanceAutoUpdateInterval)); } } _loopInterval = lowestInterval; } } else { _loopInterval = _loopIntervalDefault; } }
javascript
function() { if(_loopingInstances[_strLength] > 0 && _loopIsActive) { _loopID = COMPATIBILITY.rAF()(function () { loop(); }); var timeNew = COMPATIBILITY.now(); var timeDelta = timeNew - _loopTimeOld; var lowestInterval; var instance; var instanceOptions; var instanceAutoUpdateAllowed; var instanceAutoUpdateInterval; var now; if (timeDelta > _loopInterval) { _loopTimeOld = timeNew - (timeDelta % _loopInterval); lowestInterval = _loopIntervalDefault; for(var i = 0; i < _loopingInstances[_strLength]; i++) { instance = _loopingInstances[i]; if (instance !== undefined) { instanceOptions = instance.options(); instanceAutoUpdateAllowed = instanceOptions[_strAutoUpdate]; instanceAutoUpdateInterval = MATH.max(1, instanceOptions[_strAutoUpdateInterval]); now = COMPATIBILITY.now(); if ((instanceAutoUpdateAllowed === true || instanceAutoUpdateAllowed === null) && (now - _loopingInstancesIntervalCache[i]) > instanceAutoUpdateInterval) { instance.update('auto'); _loopingInstancesIntervalCache[i] = new Date(now += instanceAutoUpdateInterval); } lowestInterval = MATH.max(1, MATH.min(lowestInterval, instanceAutoUpdateInterval)); } } _loopInterval = lowestInterval; } } else { _loopInterval = _loopIntervalDefault; } }
[ "function", "(", ")", "{", "if", "(", "_loopingInstances", "[", "_strLength", "]", ">", "0", "&&", "_loopIsActive", ")", "{", "_loopID", "=", "COMPATIBILITY", ".", "rAF", "(", ")", "(", "function", "(", ")", "{", "loop", "(", ")", ";", "}", ")", ";...
The auto update loop which will run every 50 milliseconds or less if the update interval of a instance is lower than 50 milliseconds.
[ "The", "auto", "update", "loop", "which", "will", "run", "every", "50", "milliseconds", "or", "less", "if", "the", "update", "interval", "of", "a", "instance", "is", "lower", "than", "50", "milliseconds", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L1879-L1917
10,004
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
removePassiveEventListener
function removePassiveEventListener(element, eventNames, listener) { var events = eventNames.split(_strSpace); for (var i = 0; i < events.length; i++) element[0].removeEventListener(events[i], listener, {passive: true}); }
javascript
function removePassiveEventListener(element, eventNames, listener) { var events = eventNames.split(_strSpace); for (var i = 0; i < events.length; i++) element[0].removeEventListener(events[i], listener, {passive: true}); }
[ "function", "removePassiveEventListener", "(", "element", ",", "eventNames", ",", "listener", ")", "{", "var", "events", "=", "eventNames", ".", "split", "(", "_strSpace", ")", ";", "for", "(", "var", "i", "=", "0", ";", "i", "<", "events", ".", "length"...
Removes a passive event listener to the given element. @param element The element from which the event listener shall be removed. @param eventNames The name(s) of the event listener. @param listener The listener method which shall be removed.
[ "Removes", "a", "passive", "event", "listener", "to", "the", "given", "element", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L2257-L2261
10,005
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
function () { /* var sizeResetWidth = observerElement[LEXICON.oW] + nativeScrollbarSize.x * factor + nativeScrollbarSize.y * factor + _overlayScrollbarDummySize.x + _overlayScrollbarDummySize.y; var sizeResetHeight = observerElement[LEXICON.oH] + nativeScrollbarSize.x * factor + nativeScrollbarSize.y * factor + _overlayScrollbarDummySize.x + _overlayScrollbarDummySize.y; var expandChildCSS = {}; expandChildCSS[_strWidth] = sizeResetWidth; expandChildCSS[_strHeight] = sizeResetHeight; expandElementChild.css(expandChildCSS); expandElement[_strScrollLeft](sizeResetWidth)[_strScrollTop](sizeResetHeight); shrinkElement[_strScrollLeft](sizeResetWidth)[_strScrollTop](sizeResetHeight); */ expandElement[_strScrollLeft](constMaximum)[_strScrollTop](constMaximum); shrinkElement[_strScrollLeft](constMaximum)[_strScrollTop](constMaximum); }
javascript
function () { /* var sizeResetWidth = observerElement[LEXICON.oW] + nativeScrollbarSize.x * factor + nativeScrollbarSize.y * factor + _overlayScrollbarDummySize.x + _overlayScrollbarDummySize.y; var sizeResetHeight = observerElement[LEXICON.oH] + nativeScrollbarSize.x * factor + nativeScrollbarSize.y * factor + _overlayScrollbarDummySize.x + _overlayScrollbarDummySize.y; var expandChildCSS = {}; expandChildCSS[_strWidth] = sizeResetWidth; expandChildCSS[_strHeight] = sizeResetHeight; expandElementChild.css(expandChildCSS); expandElement[_strScrollLeft](sizeResetWidth)[_strScrollTop](sizeResetHeight); shrinkElement[_strScrollLeft](sizeResetWidth)[_strScrollTop](sizeResetHeight); */ expandElement[_strScrollLeft](constMaximum)[_strScrollTop](constMaximum); shrinkElement[_strScrollLeft](constMaximum)[_strScrollTop](constMaximum); }
[ "function", "(", ")", "{", "/*\n var sizeResetWidth = observerElement[LEXICON.oW] + nativeScrollbarSize.x * factor + nativeScrollbarSize.y * factor + _overlayScrollbarDummySize.x + _overlayScrollbarDummySize.y;\n var sizeResetHeight = observerE...
care don't make changes to this object!!!
[ "care", "don", "t", "make", "changes", "to", "this", "object!!!" ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L2312-L2327
10,006
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
removeResizeObserver
function removeResizeObserver(targetElement) { if (_supportResizeObserver) { var element = targetElement.contents()[0]; element[_strResizeObserverProperty].disconnect(); delete element[_strResizeObserverProperty]; } else { remove(targetElement.children(_strDot + _classNameResizeObserverElement).eq(0)); } }
javascript
function removeResizeObserver(targetElement) { if (_supportResizeObserver) { var element = targetElement.contents()[0]; element[_strResizeObserverProperty].disconnect(); delete element[_strResizeObserverProperty]; } else { remove(targetElement.children(_strDot + _classNameResizeObserverElement).eq(0)); } }
[ "function", "removeResizeObserver", "(", "targetElement", ")", "{", "if", "(", "_supportResizeObserver", ")", "{", "var", "element", "=", "targetElement", ".", "contents", "(", ")", "[", "0", "]", ";", "element", "[", "_strResizeObserverProperty", "]", ".", "d...
Removes a resize observer from the given element. @param targetElement The element to which the target resize observer is applied.
[ "Removes", "a", "resize", "observer", "from", "the", "given", "element", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L2446-L2455
10,007
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
connectMutationObservers
function connectMutationObservers() { if (_supportMutationObserver && !_mutationObserversConnected) { _mutationObserverHost.observe(_hostElementNative, { attributes: true, attributeOldValue: true, attributeFilter: [LEXICON.i, LEXICON.c, LEXICON.s] }); _mutationObserverContent.observe(_isTextarea ? _targetElementNative : _contentElementNative, { attributes: true, attributeOldValue: true, subtree: !_isTextarea, childList: !_isTextarea, characterData: !_isTextarea, attributeFilter: _isTextarea ? ['wrap', 'cols', 'rows'] : [LEXICON.i, LEXICON.c, LEXICON.s] }); _mutationObserversConnected = true; } }
javascript
function connectMutationObservers() { if (_supportMutationObserver && !_mutationObserversConnected) { _mutationObserverHost.observe(_hostElementNative, { attributes: true, attributeOldValue: true, attributeFilter: [LEXICON.i, LEXICON.c, LEXICON.s] }); _mutationObserverContent.observe(_isTextarea ? _targetElementNative : _contentElementNative, { attributes: true, attributeOldValue: true, subtree: !_isTextarea, childList: !_isTextarea, characterData: !_isTextarea, attributeFilter: _isTextarea ? ['wrap', 'cols', 'rows'] : [LEXICON.i, LEXICON.c, LEXICON.s] }); _mutationObserversConnected = true; } }
[ "function", "connectMutationObservers", "(", ")", "{", "if", "(", "_supportMutationObserver", "&&", "!", "_mutationObserversConnected", ")", "{", "_mutationObserverHost", ".", "observe", "(", "_hostElementNative", ",", "{", "attributes", ":", "true", ",", "attributeOl...
Connects the MutationObservers if they are supported.
[ "Connects", "the", "MutationObservers", "if", "they", "are", "supported", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L2587-L2606
10,008
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
hostOnMouseMove
function hostOnMouseMove() { if (_scrollbarsAutoHideMove) { refreshScrollbarsAutoHide(true); clearTimeout(_scrollbarsAutoHideMoveTimeoutId); _scrollbarsAutoHideMoveTimeoutId = setTimeout(function () { if (_scrollbarsAutoHideMove && !_destroyed) refreshScrollbarsAutoHide(false); }, 100); } }
javascript
function hostOnMouseMove() { if (_scrollbarsAutoHideMove) { refreshScrollbarsAutoHide(true); clearTimeout(_scrollbarsAutoHideMoveTimeoutId); _scrollbarsAutoHideMoveTimeoutId = setTimeout(function () { if (_scrollbarsAutoHideMove && !_destroyed) refreshScrollbarsAutoHide(false); }, 100); } }
[ "function", "hostOnMouseMove", "(", ")", "{", "if", "(", "_scrollbarsAutoHideMove", ")", "{", "refreshScrollbarsAutoHide", "(", "true", ")", ";", "clearTimeout", "(", "_scrollbarsAutoHideMoveTimeoutId", ")", ";", "_scrollbarsAutoHideMoveTimeoutId", "=", "setTimeout", "(...
The mouse move event of the host element. This event is only needed for the autoHide "move" feature.
[ "The", "mouse", "move", "event", "of", "the", "host", "element", ".", "This", "event", "is", "only", "needed", "for", "the", "autoHide", "move", "feature", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L2668-L2677
10,009
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
isUnknownMutation
function isUnknownMutation(mutation) { var attributeName = mutation.attributeName; var mutationTarget = mutation.target; var mutationType = mutation.type; var strClosest = 'closest'; if (mutationTarget === _contentElementNative) return attributeName === null; if (mutationType === 'attributes' && (attributeName === LEXICON.c || attributeName === LEXICON.s) && !_isTextarea) { //ignore className changes by the plugin if (attributeName === LEXICON.c && FRAMEWORK(mutationTarget).hasClass(_classNameHostElement)) return hostClassNamesChanged(mutation.oldValue, mutationTarget.getAttribute(LEXICON.c)); //only do it of browser support it natively if (typeof mutationTarget[strClosest] != TYPES.f) return true; if (mutationTarget[strClosest](_strDot + _classNameResizeObserverElement) !== null || mutationTarget[strClosest](_strDot + _classNameScrollbar) !== null || mutationTarget[strClosest](_strDot + _classNameScrollbarCorner) !== null) return false; } return true; }
javascript
function isUnknownMutation(mutation) { var attributeName = mutation.attributeName; var mutationTarget = mutation.target; var mutationType = mutation.type; var strClosest = 'closest'; if (mutationTarget === _contentElementNative) return attributeName === null; if (mutationType === 'attributes' && (attributeName === LEXICON.c || attributeName === LEXICON.s) && !_isTextarea) { //ignore className changes by the plugin if (attributeName === LEXICON.c && FRAMEWORK(mutationTarget).hasClass(_classNameHostElement)) return hostClassNamesChanged(mutation.oldValue, mutationTarget.getAttribute(LEXICON.c)); //only do it of browser support it natively if (typeof mutationTarget[strClosest] != TYPES.f) return true; if (mutationTarget[strClosest](_strDot + _classNameResizeObserverElement) !== null || mutationTarget[strClosest](_strDot + _classNameScrollbar) !== null || mutationTarget[strClosest](_strDot + _classNameScrollbarCorner) !== null) return false; } return true; }
[ "function", "isUnknownMutation", "(", "mutation", ")", "{", "var", "attributeName", "=", "mutation", ".", "attributeName", ";", "var", "mutationTarget", "=", "mutation", ".", "target", ";", "var", "mutationType", "=", "mutation", ".", "type", ";", "var", "strC...
Returns true if the given mutation is not from a from the plugin generated element. If the target element is a textarea the mutation is always unknown. @param mutation The mutation which shall be checked. @returns {boolean} True if the mutation is from a unknown element, false otherwise.
[ "Returns", "true", "if", "the", "given", "mutation", "is", "not", "from", "a", "from", "the", "plugin", "generated", "element", ".", "If", "the", "target", "element", "is", "a", "textarea", "the", "mutation", "is", "always", "unknown", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L2801-L2823
10,010
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
updateAutoContentSizeChanged
function updateAutoContentSizeChanged() { if (_isSleeping) return false; var float; var textareaValueLength = _isTextarea && _widthAutoCache && !_textareaAutoWrappingCache ? _targetElement.val().length : 0; var setCSS = !_mutationObserversConnected && _widthAutoCache && !_isTextarea; var viewportScrollSize = { }; var css = { }; var bodyMinSizeC; var changed; var viewportScrollSizeChanged; //fix for https://bugzilla.mozilla.org/show_bug.cgi?id=1439305, it only works with "clipAlways : true" //it can work with "clipAlways : false" too, but we had to set the overflow of the viewportElement to hidden every time before measuring if(_restrictedMeasuring) { viewportScrollSize = { x : _viewportElementNative[LEXICON.sW], y : _viewportElementNative[LEXICON.sH] } } if (setCSS) { float = _contentElement.css(_strFloat); css[_strFloat] = _isRTL ? _strRight : _strLeft; css[_strWidth] = _strAuto; _contentElement.css(css); } var contentElementScrollSize = { w: getContentMeasureElement()[LEXICON.sW] + textareaValueLength, h: getContentMeasureElement()[LEXICON.sH] + textareaValueLength }; if (setCSS) { css[_strFloat] = float; css[_strWidth] = _strHundredPercent; _contentElement.css(css); } bodyMinSizeC = bodyMinSizeChanged(); changed = checkCacheDouble(contentElementScrollSize, _contentElementScrollSizeChangeDetectedCache); viewportScrollSizeChanged = checkCacheDouble(viewportScrollSize, _viewportScrollSizeCache, _strX, _strY); _contentElementScrollSizeChangeDetectedCache = contentElementScrollSize; _viewportScrollSizeCache = viewportScrollSize; return changed || bodyMinSizeC || viewportScrollSizeChanged; }
javascript
function updateAutoContentSizeChanged() { if (_isSleeping) return false; var float; var textareaValueLength = _isTextarea && _widthAutoCache && !_textareaAutoWrappingCache ? _targetElement.val().length : 0; var setCSS = !_mutationObserversConnected && _widthAutoCache && !_isTextarea; var viewportScrollSize = { }; var css = { }; var bodyMinSizeC; var changed; var viewportScrollSizeChanged; //fix for https://bugzilla.mozilla.org/show_bug.cgi?id=1439305, it only works with "clipAlways : true" //it can work with "clipAlways : false" too, but we had to set the overflow of the viewportElement to hidden every time before measuring if(_restrictedMeasuring) { viewportScrollSize = { x : _viewportElementNative[LEXICON.sW], y : _viewportElementNative[LEXICON.sH] } } if (setCSS) { float = _contentElement.css(_strFloat); css[_strFloat] = _isRTL ? _strRight : _strLeft; css[_strWidth] = _strAuto; _contentElement.css(css); } var contentElementScrollSize = { w: getContentMeasureElement()[LEXICON.sW] + textareaValueLength, h: getContentMeasureElement()[LEXICON.sH] + textareaValueLength }; if (setCSS) { css[_strFloat] = float; css[_strWidth] = _strHundredPercent; _contentElement.css(css); } bodyMinSizeC = bodyMinSizeChanged(); changed = checkCacheDouble(contentElementScrollSize, _contentElementScrollSizeChangeDetectedCache); viewportScrollSizeChanged = checkCacheDouble(viewportScrollSize, _viewportScrollSizeCache, _strX, _strY); _contentElementScrollSizeChangeDetectedCache = contentElementScrollSize; _viewportScrollSizeCache = viewportScrollSize; return changed || bodyMinSizeC || viewportScrollSizeChanged; }
[ "function", "updateAutoContentSizeChanged", "(", ")", "{", "if", "(", "_isSleeping", ")", "return", "false", ";", "var", "float", ";", "var", "textareaValueLength", "=", "_isTextarea", "&&", "_widthAutoCache", "&&", "!", "_textareaAutoWrappingCache", "?", "_targetEl...
Returns true if the content size was changed since the last time this method was called. @returns {boolean} True if the content size was changed, false otherwise.
[ "Returns", "true", "if", "the", "content", "size", "was", "changed", "since", "the", "last", "time", "this", "method", "was", "called", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L2829-L2874
10,011
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
isSizeAffectingCSSProperty
function isSizeAffectingCSSProperty(propertyName) { if (!_initialized) return true; var flexGrow = 'flex-grow'; var flexShrink = 'flex-shrink'; var flexBasis = 'flex-basis'; var affectingPropsX = [ _strWidth, _strMinMinus + _strWidth, _strMaxMinus + _strWidth, _strMarginMinus + _strLeft, _strMarginMinus + _strRight, _strLeft, _strRight, 'font-weight', 'word-spacing', flexGrow, flexShrink, flexBasis ]; var affectingPropsXContentBox = [ _strPaddingMinus + _strLeft, _strPaddingMinus + _strRight, _strBorderMinus + _strLeft + _strWidth, _strBorderMinus + _strRight + _strWidth ]; var affectingPropsY = [ _strHeight, _strMinMinus + _strHeight, _strMaxMinus + _strHeight, _strMarginMinus + _strTop, _strMarginMinus + _strBottom, _strTop, _strBottom, 'line-height', flexGrow, flexShrink, flexBasis ]; var affectingPropsYContentBox = [ _strPaddingMinus + _strTop, _strPaddingMinus + _strBottom, _strBorderMinus + _strTop + _strWidth, _strBorderMinus + _strBottom + _strWidth ]; var _strS = 's'; var _strVS = 'v-s'; var checkX = _overflowBehaviorCache.x === _strS || _overflowBehaviorCache.x === _strVS; var checkY = _overflowBehaviorCache.y === _strS || _overflowBehaviorCache.y === _strVS; var sizeIsAffected = false; var checkPropertyName = function (arr, name) { for (var i = 0; i < arr[LEXICON.l]; i++) { if (arr[i] === name) return true; } return false; }; if (checkY) { sizeIsAffected = checkPropertyName(affectingPropsY, propertyName); if (!sizeIsAffected && !_isBorderBox) sizeIsAffected = checkPropertyName(affectingPropsYContentBox, propertyName); } if (checkX && !sizeIsAffected) { sizeIsAffected = checkPropertyName(affectingPropsX, propertyName); if (!sizeIsAffected && !_isBorderBox) sizeIsAffected = checkPropertyName(affectingPropsXContentBox, propertyName); } return sizeIsAffected; }
javascript
function isSizeAffectingCSSProperty(propertyName) { if (!_initialized) return true; var flexGrow = 'flex-grow'; var flexShrink = 'flex-shrink'; var flexBasis = 'flex-basis'; var affectingPropsX = [ _strWidth, _strMinMinus + _strWidth, _strMaxMinus + _strWidth, _strMarginMinus + _strLeft, _strMarginMinus + _strRight, _strLeft, _strRight, 'font-weight', 'word-spacing', flexGrow, flexShrink, flexBasis ]; var affectingPropsXContentBox = [ _strPaddingMinus + _strLeft, _strPaddingMinus + _strRight, _strBorderMinus + _strLeft + _strWidth, _strBorderMinus + _strRight + _strWidth ]; var affectingPropsY = [ _strHeight, _strMinMinus + _strHeight, _strMaxMinus + _strHeight, _strMarginMinus + _strTop, _strMarginMinus + _strBottom, _strTop, _strBottom, 'line-height', flexGrow, flexShrink, flexBasis ]; var affectingPropsYContentBox = [ _strPaddingMinus + _strTop, _strPaddingMinus + _strBottom, _strBorderMinus + _strTop + _strWidth, _strBorderMinus + _strBottom + _strWidth ]; var _strS = 's'; var _strVS = 'v-s'; var checkX = _overflowBehaviorCache.x === _strS || _overflowBehaviorCache.x === _strVS; var checkY = _overflowBehaviorCache.y === _strS || _overflowBehaviorCache.y === _strVS; var sizeIsAffected = false; var checkPropertyName = function (arr, name) { for (var i = 0; i < arr[LEXICON.l]; i++) { if (arr[i] === name) return true; } return false; }; if (checkY) { sizeIsAffected = checkPropertyName(affectingPropsY, propertyName); if (!sizeIsAffected && !_isBorderBox) sizeIsAffected = checkPropertyName(affectingPropsYContentBox, propertyName); } if (checkX && !sizeIsAffected) { sizeIsAffected = checkPropertyName(affectingPropsX, propertyName); if (!sizeIsAffected && !_isBorderBox) sizeIsAffected = checkPropertyName(affectingPropsXContentBox, propertyName); } return sizeIsAffected; }
[ "function", "isSizeAffectingCSSProperty", "(", "propertyName", ")", "{", "if", "(", "!", "_initialized", ")", "return", "true", ";", "var", "flexGrow", "=", "'flex-grow'", ";", "var", "flexShrink", "=", "'flex-shrink'", ";", "var", "flexBasis", "=", "'flex-basis...
Checks is a CSS Property of a child element is affecting the scroll size of the content. @param propertyName The CSS property name. @returns {boolean} True if the property is affecting the content scroll size, false otherwise.
[ "Checks", "is", "a", "CSS", "Property", "of", "a", "child", "element", "is", "affecting", "the", "scroll", "size", "of", "the", "content", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L2917-L2986
10,012
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
refreshScrollbarAppearance
function refreshScrollbarAppearance(isHorizontal, shallBeVisible, canScroll) { var scrollbarClassName = isHorizontal ? _classNameHostScrollbarHorizontalHidden : _classNameHostScrollbarVerticalHidden; var scrollbarElement = isHorizontal ? _scrollbarHorizontalElement : _scrollbarVerticalElement; if (shallBeVisible) removeClass(_hostElement, scrollbarClassName); else addClass(_hostElement, scrollbarClassName); if (canScroll) removeClass(scrollbarElement, _classNameScrollbarUnusable); else addClass(scrollbarElement, _classNameScrollbarUnusable); }
javascript
function refreshScrollbarAppearance(isHorizontal, shallBeVisible, canScroll) { var scrollbarClassName = isHorizontal ? _classNameHostScrollbarHorizontalHidden : _classNameHostScrollbarVerticalHidden; var scrollbarElement = isHorizontal ? _scrollbarHorizontalElement : _scrollbarVerticalElement; if (shallBeVisible) removeClass(_hostElement, scrollbarClassName); else addClass(_hostElement, scrollbarClassName); if (canScroll) removeClass(scrollbarElement, _classNameScrollbarUnusable); else addClass(scrollbarElement, _classNameScrollbarUnusable); }
[ "function", "refreshScrollbarAppearance", "(", "isHorizontal", ",", "shallBeVisible", ",", "canScroll", ")", "{", "var", "scrollbarClassName", "=", "isHorizontal", "?", "_classNameHostScrollbarHorizontalHidden", ":", "_classNameHostScrollbarVerticalHidden", ";", "var", "scrol...
Shows or hides the given scrollbar and applied a class name which indicates if the scrollbar is scrollable or not. @param isHorizontal True if the horizontal scrollbar is the target, false if the vertical scrollbar is the target. @param shallBeVisible True if the scrollbar shall be shown, false if hidden. @param canScroll True if the scrollbar is scrollable, false otherwise.
[ "Shows", "or", "hides", "the", "given", "scrollbar", "and", "applied", "a", "class", "name", "which", "indicates", "if", "the", "scrollbar", "is", "scrollable", "or", "not", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L4698-L4711
10,013
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
refreshScrollbarHandleLength
function refreshScrollbarHandleLength(isHorizontal) { var handleCSS = {}; var scrollbarVars = getScrollbarVars(isHorizontal); var scrollbarVarsInfo = scrollbarVars._info; var digit = 1000000; //get and apply intended handle length var handleRatio = MATH.min(1, (_hostSizeCache[scrollbarVars._w_h] - (_paddingAbsoluteCache ? (isHorizontal ? _paddingX : _paddingY) : 0)) / _contentScrollSizeCache[scrollbarVars._w_h]); handleCSS[scrollbarVars._width_height] = (MATH.floor(handleRatio * 100 * digit) / digit) + "%"; //the last * digit / digit is for flooring to the 4th digit if (!nativeOverlayScrollbarsAreActive()) scrollbarVars._handle.css(handleCSS); //measure the handle length to respect min & max length scrollbarVarsInfo._handleLength = scrollbarVars._handle[0]['offset' + scrollbarVars._Width_Height]; scrollbarVarsInfo._handleLengthRatio = handleRatio; }
javascript
function refreshScrollbarHandleLength(isHorizontal) { var handleCSS = {}; var scrollbarVars = getScrollbarVars(isHorizontal); var scrollbarVarsInfo = scrollbarVars._info; var digit = 1000000; //get and apply intended handle length var handleRatio = MATH.min(1, (_hostSizeCache[scrollbarVars._w_h] - (_paddingAbsoluteCache ? (isHorizontal ? _paddingX : _paddingY) : 0)) / _contentScrollSizeCache[scrollbarVars._w_h]); handleCSS[scrollbarVars._width_height] = (MATH.floor(handleRatio * 100 * digit) / digit) + "%"; //the last * digit / digit is for flooring to the 4th digit if (!nativeOverlayScrollbarsAreActive()) scrollbarVars._handle.css(handleCSS); //measure the handle length to respect min & max length scrollbarVarsInfo._handleLength = scrollbarVars._handle[0]['offset' + scrollbarVars._Width_Height]; scrollbarVarsInfo._handleLengthRatio = handleRatio; }
[ "function", "refreshScrollbarHandleLength", "(", "isHorizontal", ")", "{", "var", "handleCSS", "=", "{", "}", ";", "var", "scrollbarVars", "=", "getScrollbarVars", "(", "isHorizontal", ")", ";", "var", "scrollbarVarsInfo", "=", "scrollbarVars", ".", "_info", ";", ...
Refreshes the handle length of the given scrollbar. @param isHorizontal True if the horizontal scrollbar handle shall be refreshed, false if the vertical one shall be refreshed.
[ "Refreshes", "the", "handle", "length", "of", "the", "given", "scrollbar", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L4749-L4764
10,014
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
refreshScrollbarsInteractive
function refreshScrollbarsInteractive(isTrack, value) { var action = value ? 'removeClass' : 'addClass'; var element1 = isTrack ? _scrollbarHorizontalTrackElement : _scrollbarHorizontalHandleElement; var element2 = isTrack ? _scrollbarVerticalTrackElement : _scrollbarVerticalHandleElement; var className = isTrack ? _classNameScrollbarTrackOff : _classNameScrollbarHandleOff; element1[action](className); element2[action](className); }
javascript
function refreshScrollbarsInteractive(isTrack, value) { var action = value ? 'removeClass' : 'addClass'; var element1 = isTrack ? _scrollbarHorizontalTrackElement : _scrollbarHorizontalHandleElement; var element2 = isTrack ? _scrollbarVerticalTrackElement : _scrollbarVerticalHandleElement; var className = isTrack ? _classNameScrollbarTrackOff : _classNameScrollbarHandleOff; element1[action](className); element2[action](className); }
[ "function", "refreshScrollbarsInteractive", "(", "isTrack", ",", "value", ")", "{", "var", "action", "=", "value", "?", "'removeClass'", ":", "'addClass'", ";", "var", "element1", "=", "isTrack", "?", "_scrollbarHorizontalTrackElement", ":", "_scrollbarHorizontalHandl...
Refreshes the interactivity of the given scrollbar element. @param isTrack True if the track element is the target, false if the handle element is the target. @param value True for interactivity false for no interactivity.
[ "Refreshes", "the", "interactivity", "of", "the", "given", "scrollbar", "element", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L4852-L4860
10,015
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
getScrollbarVars
function getScrollbarVars(isHorizontal) { return { _width_height: isHorizontal ? _strWidth : _strHeight, _Width_Height: isHorizontal ? 'Width' : 'Height', _left_top: isHorizontal ? _strLeft : _strTop, _Left_Top: isHorizontal ? 'Left' : 'Top', _x_y: isHorizontal ? _strX : _strY, _X_Y: isHorizontal ? 'X' : 'Y', _w_h: isHorizontal ? 'w' : 'h', _l_t: isHorizontal ? 'l' : 't', _track: isHorizontal ? _scrollbarHorizontalTrackElement : _scrollbarVerticalTrackElement, _handle: isHorizontal ? _scrollbarHorizontalHandleElement : _scrollbarVerticalHandleElement, _scrollbar: isHorizontal ? _scrollbarHorizontalElement : _scrollbarVerticalElement, _info: isHorizontal ? _scrollHorizontalInfo : _scrollVerticalInfo }; }
javascript
function getScrollbarVars(isHorizontal) { return { _width_height: isHorizontal ? _strWidth : _strHeight, _Width_Height: isHorizontal ? 'Width' : 'Height', _left_top: isHorizontal ? _strLeft : _strTop, _Left_Top: isHorizontal ? 'Left' : 'Top', _x_y: isHorizontal ? _strX : _strY, _X_Y: isHorizontal ? 'X' : 'Y', _w_h: isHorizontal ? 'w' : 'h', _l_t: isHorizontal ? 'l' : 't', _track: isHorizontal ? _scrollbarHorizontalTrackElement : _scrollbarVerticalTrackElement, _handle: isHorizontal ? _scrollbarHorizontalHandleElement : _scrollbarVerticalHandleElement, _scrollbar: isHorizontal ? _scrollbarHorizontalElement : _scrollbarVerticalElement, _info: isHorizontal ? _scrollHorizontalInfo : _scrollVerticalInfo }; }
[ "function", "getScrollbarVars", "(", "isHorizontal", ")", "{", "return", "{", "_width_height", ":", "isHorizontal", "?", "_strWidth", ":", "_strHeight", ",", "_Width_Height", ":", "isHorizontal", "?", "'Width'", ":", "'Height'", ",", "_left_top", ":", "isHorizonta...
Returns a object which is used for fast access for specific variables. @param isHorizontal True if the horizontal scrollbar vars shall be accessed, false if the vertical scrollbar vars shall be accessed. @returns {{wh: string, WH: string, lt: string, _wh: string, _lt: string, t: *, h: *, c: {}, s: *}}
[ "Returns", "a", "object", "which", "is", "used", "for", "fast", "access", "for", "specific", "variables", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L4867-L4882
10,016
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
setupScrollbarCornerEvents
function setupScrollbarCornerEvents() { var insideIFrame = _windowElementNative.top !== _windowElementNative; var mouseDownPosition = { }; var mouseDownSize = { }; var mouseDownInvertedScale = { }; _resizeOnMouseTouchDown = function(event) { if (onMouseTouchDownContinue(event)) { if (_mutationObserversConnected) { _resizeReconnectMutationObserver = true; disconnectMutationObservers(); } mouseDownPosition = getCoordinates(event); mouseDownSize.w = _hostElementNative[LEXICON.oW] - (!_isBorderBox ? _paddingX : 0); mouseDownSize.h = _hostElementNative[LEXICON.oH] - (!_isBorderBox ? _paddingY : 0); mouseDownInvertedScale = getHostElementInvertedScale(); _documentElement.on(_strSelectStartEvent, documentOnSelectStart) .on(_strMouseTouchMoveEvent, documentDragMove) .on(_strMouseTouchUpEvent, documentMouseTouchUp); addClass(_bodyElement, _classNameDragging); if (_scrollbarCornerElement.setCapture) _scrollbarCornerElement.setCapture(); COMPATIBILITY.prvD(event); COMPATIBILITY.stpP(event); } }; function documentDragMove(event) { if (onMouseTouchDownContinue(event)) { var pageOffset = getCoordinates(event); var hostElementCSS = { }; if (_resizeHorizontal || _resizeBoth) hostElementCSS[_strWidth] = (mouseDownSize.w + (pageOffset.x - mouseDownPosition.x) * mouseDownInvertedScale.x); if (_resizeVertical || _resizeBoth) hostElementCSS[_strHeight] = (mouseDownSize.h + (pageOffset.y - mouseDownPosition.y) * mouseDownInvertedScale.y); _hostElement.css(hostElementCSS); COMPATIBILITY.stpP(event); } else { documentMouseTouchUp(event); } } function documentMouseTouchUp(event) { var eventIsTrusted = event !== undefined; _documentElement.off(_strSelectStartEvent, documentOnSelectStart) .off(_strMouseTouchMoveEvent, documentDragMove) .off(_strMouseTouchUpEvent, documentMouseTouchUp); removeClass(_bodyElement, _classNameDragging); if (_scrollbarCornerElement.releaseCapture) _scrollbarCornerElement.releaseCapture(); if (eventIsTrusted) { if (_resizeReconnectMutationObserver) connectMutationObservers(); _base.update(_strAuto); } _resizeReconnectMutationObserver = false; } function onMouseTouchDownContinue(event) { var originalEvent = event.originalEvent || event; var isTouchEvent = originalEvent.touches !== undefined; return _isSleeping || _destroyed ? false : COMPATIBILITY.mBtn(event) === 1 || isTouchEvent; } function getCoordinates(event) { return _msieVersion && insideIFrame ? { x : event.screenX , y : event.screenY } : COMPATIBILITY.page(event); } }
javascript
function setupScrollbarCornerEvents() { var insideIFrame = _windowElementNative.top !== _windowElementNative; var mouseDownPosition = { }; var mouseDownSize = { }; var mouseDownInvertedScale = { }; _resizeOnMouseTouchDown = function(event) { if (onMouseTouchDownContinue(event)) { if (_mutationObserversConnected) { _resizeReconnectMutationObserver = true; disconnectMutationObservers(); } mouseDownPosition = getCoordinates(event); mouseDownSize.w = _hostElementNative[LEXICON.oW] - (!_isBorderBox ? _paddingX : 0); mouseDownSize.h = _hostElementNative[LEXICON.oH] - (!_isBorderBox ? _paddingY : 0); mouseDownInvertedScale = getHostElementInvertedScale(); _documentElement.on(_strSelectStartEvent, documentOnSelectStart) .on(_strMouseTouchMoveEvent, documentDragMove) .on(_strMouseTouchUpEvent, documentMouseTouchUp); addClass(_bodyElement, _classNameDragging); if (_scrollbarCornerElement.setCapture) _scrollbarCornerElement.setCapture(); COMPATIBILITY.prvD(event); COMPATIBILITY.stpP(event); } }; function documentDragMove(event) { if (onMouseTouchDownContinue(event)) { var pageOffset = getCoordinates(event); var hostElementCSS = { }; if (_resizeHorizontal || _resizeBoth) hostElementCSS[_strWidth] = (mouseDownSize.w + (pageOffset.x - mouseDownPosition.x) * mouseDownInvertedScale.x); if (_resizeVertical || _resizeBoth) hostElementCSS[_strHeight] = (mouseDownSize.h + (pageOffset.y - mouseDownPosition.y) * mouseDownInvertedScale.y); _hostElement.css(hostElementCSS); COMPATIBILITY.stpP(event); } else { documentMouseTouchUp(event); } } function documentMouseTouchUp(event) { var eventIsTrusted = event !== undefined; _documentElement.off(_strSelectStartEvent, documentOnSelectStart) .off(_strMouseTouchMoveEvent, documentDragMove) .off(_strMouseTouchUpEvent, documentMouseTouchUp); removeClass(_bodyElement, _classNameDragging); if (_scrollbarCornerElement.releaseCapture) _scrollbarCornerElement.releaseCapture(); if (eventIsTrusted) { if (_resizeReconnectMutationObserver) connectMutationObservers(); _base.update(_strAuto); } _resizeReconnectMutationObserver = false; } function onMouseTouchDownContinue(event) { var originalEvent = event.originalEvent || event; var isTouchEvent = originalEvent.touches !== undefined; return _isSleeping || _destroyed ? false : COMPATIBILITY.mBtn(event) === 1 || isTouchEvent; } function getCoordinates(event) { return _msieVersion && insideIFrame ? { x : event.screenX , y : event.screenY } : COMPATIBILITY.page(event); } }
[ "function", "setupScrollbarCornerEvents", "(", ")", "{", "var", "insideIFrame", "=", "_windowElementNative", ".", "top", "!==", "_windowElementNative", ";", "var", "mouseDownPosition", "=", "{", "}", ";", "var", "mouseDownSize", "=", "{", "}", ";", "var", "mouse...
Initializes all scrollbar corner interactivity events.
[ "Initializes", "all", "scrollbar", "corner", "interactivity", "events", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L4904-L4976
10,017
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
setTopRightBottomLeft
function setTopRightBottomLeft(targetCSSObject, prefix, values) { if (values === undefined) values = [_strEmpty, _strEmpty, _strEmpty, _strEmpty]; targetCSSObject[prefix + _strTop] = values[0]; targetCSSObject[prefix + _strRight] = values[1]; targetCSSObject[prefix + _strBottom] = values[2]; targetCSSObject[prefix + _strLeft] = values[3]; }
javascript
function setTopRightBottomLeft(targetCSSObject, prefix, values) { if (values === undefined) values = [_strEmpty, _strEmpty, _strEmpty, _strEmpty]; targetCSSObject[prefix + _strTop] = values[0]; targetCSSObject[prefix + _strRight] = values[1]; targetCSSObject[prefix + _strBottom] = values[2]; targetCSSObject[prefix + _strLeft] = values[3]; }
[ "function", "setTopRightBottomLeft", "(", "targetCSSObject", ",", "prefix", ",", "values", ")", "{", "if", "(", "values", "===", "undefined", ")", "values", "=", "[", "_strEmpty", ",", "_strEmpty", ",", "_strEmpty", ",", "_strEmpty", "]", ";", "targetCSSObject...
Sets the "top, right, bottom, left" properties, with a given prefix, of the given css object. @param targetCSSObject The css object to which the values shall be applied. @param prefix The prefix of the "top, right, bottom, left" css properties. (example: 'padding-' is a valid prefix) @param values A array of values which shall be applied to the "top, right, bottom, left" -properties. The array order is [top, right, bottom, left]. If this argument is undefined the value '' (empty string) will be applied to all properties.
[ "Sets", "the", "top", "right", "bottom", "left", "properties", "with", "a", "given", "prefix", "of", "the", "given", "css", "object", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5015-L5023
10,018
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
getCSSTransitionString
function getCSSTransitionString(element) { var transitionStr = VENDORS._cssProperty('transition'); var assembledValue = element.css(transitionStr); if(assembledValue) return assembledValue; var regExpString = '\\s*(' + '([^,(]+(\\(.+?\\))?)+' + ')[\\s,]*'; var regExpMain = new RegExp(regExpString); var regExpValidate = new RegExp('^(' + regExpString + ')+$'); var properties = 'property duration timing-function delay'.split(' '); var result = [ ]; var strResult; var valueArray; var i = 0; var j; var splitCssStyleByComma = function(str) { strResult = [ ]; if (!str.match(regExpValidate)) return str; while (str.match(regExpMain)) { strResult.push(RegExp.$1); str = str.replace(regExpMain, _strEmpty); } return strResult; }; for (; i < properties[LEXICON.l]; i++) { valueArray = splitCssStyleByComma(element.css(transitionStr + '-' + properties[i])); for (j = 0; j < valueArray[LEXICON.l]; j++) result[j] = (result[j] ? result[j] + _strSpace : _strEmpty) + valueArray[j]; } return result.join(', '); }
javascript
function getCSSTransitionString(element) { var transitionStr = VENDORS._cssProperty('transition'); var assembledValue = element.css(transitionStr); if(assembledValue) return assembledValue; var regExpString = '\\s*(' + '([^,(]+(\\(.+?\\))?)+' + ')[\\s,]*'; var regExpMain = new RegExp(regExpString); var regExpValidate = new RegExp('^(' + regExpString + ')+$'); var properties = 'property duration timing-function delay'.split(' '); var result = [ ]; var strResult; var valueArray; var i = 0; var j; var splitCssStyleByComma = function(str) { strResult = [ ]; if (!str.match(regExpValidate)) return str; while (str.match(regExpMain)) { strResult.push(RegExp.$1); str = str.replace(regExpMain, _strEmpty); } return strResult; }; for (; i < properties[LEXICON.l]; i++) { valueArray = splitCssStyleByComma(element.css(transitionStr + '-' + properties[i])); for (j = 0; j < valueArray[LEXICON.l]; j++) result[j] = (result[j] ? result[j] + _strSpace : _strEmpty) + valueArray[j]; } return result.join(', '); }
[ "function", "getCSSTransitionString", "(", "element", ")", "{", "var", "transitionStr", "=", "VENDORS", ".", "_cssProperty", "(", "'transition'", ")", ";", "var", "assembledValue", "=", "element", ".", "css", "(", "transitionStr", ")", ";", "if", "(", "assembl...
Returns the computed CSS transition string from the given element. @param element The element from which the transition string shall be returned. @returns {string} The CSS transition string from the given element.
[ "Returns", "the", "computed", "CSS", "transition", "string", "from", "the", "given", "element", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5030-L5061
10,019
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
isHTMLElement
function isHTMLElement(o) { var strOwnerDocument = 'ownerDocument'; var strHTMLElement = 'HTMLElement'; var wnd = o && o[strOwnerDocument] ? (o[strOwnerDocument].parentWindow || window) : window; return ( typeof wnd[strHTMLElement] == TYPES.o ? o instanceof wnd[strHTMLElement] : //DOM2 o && typeof o == TYPES.o && o !== null && o.nodeType === 1 && typeof o.nodeName == TYPES.s ); }
javascript
function isHTMLElement(o) { var strOwnerDocument = 'ownerDocument'; var strHTMLElement = 'HTMLElement'; var wnd = o && o[strOwnerDocument] ? (o[strOwnerDocument].parentWindow || window) : window; return ( typeof wnd[strHTMLElement] == TYPES.o ? o instanceof wnd[strHTMLElement] : //DOM2 o && typeof o == TYPES.o && o !== null && o.nodeType === 1 && typeof o.nodeName == TYPES.s ); }
[ "function", "isHTMLElement", "(", "o", ")", "{", "var", "strOwnerDocument", "=", "'ownerDocument'", ";", "var", "strHTMLElement", "=", "'HTMLElement'", ";", "var", "wnd", "=", "o", "&&", "o", "[", "strOwnerDocument", "]", "?", "(", "o", "[", "strOwnerDocumen...
Checks whether the given object is a HTMLElement. @param o The object which shall be checked. @returns {boolean} True the given object is a HTMLElement, false otherwise.
[ "Checks", "whether", "the", "given", "object", "is", "a", "HTMLElement", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5080-L5088
10,020
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
getArrayDifferences
function getArrayDifferences(a1, a2) { var a = [ ]; var diff = [ ]; var i; var k; for (i = 0; i < a1.length; i++) a[a1[i]] = true; for (i = 0; i < a2.length; i++) { if (a[a2[i]]) delete a[a2[i]]; else a[a2[i]] = true; } for (k in a) diff.push(k); return diff; }
javascript
function getArrayDifferences(a1, a2) { var a = [ ]; var diff = [ ]; var i; var k; for (i = 0; i < a1.length; i++) a[a1[i]] = true; for (i = 0; i < a2.length; i++) { if (a[a2[i]]) delete a[a2[i]]; else a[a2[i]] = true; } for (k in a) diff.push(k); return diff; }
[ "function", "getArrayDifferences", "(", "a1", ",", "a2", ")", "{", "var", "a", "=", "[", "]", ";", "var", "diff", "=", "[", "]", ";", "var", "i", ";", "var", "k", ";", "for", "(", "i", "=", "0", ";", "i", "<", "a1", ".", "length", ";", "i",...
Compares 2 arrays and returns the differences between them as a array. @param a1 The first array which shall be compared. @param a2 The second array which shall be compared. @returns {Array} The differences between the two arrays.
[ "Compares", "2", "arrays", "and", "returns", "the", "differences", "between", "them", "as", "a", "array", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5096-L5112
10,021
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
parseToZeroOrNumber
function parseToZeroOrNumber(value, toFloat) { var num = toFloat ? parseFloat(value) : parseInt(value, 10); return isNaN(num) ? 0 : num; }
javascript
function parseToZeroOrNumber(value, toFloat) { var num = toFloat ? parseFloat(value) : parseInt(value, 10); return isNaN(num) ? 0 : num; }
[ "function", "parseToZeroOrNumber", "(", "value", ",", "toFloat", ")", "{", "var", "num", "=", "toFloat", "?", "parseFloat", "(", "value", ")", ":", "parseInt", "(", "value", ",", "10", ")", ";", "return", "isNaN", "(", "num", ")", "?", "0", ":", "num...
Returns Zero or the number to which the value can be parsed. @param value The value which shall be parsed. @param toFloat Indicates whether the number shall be parsed to a float.
[ "Returns", "Zero", "or", "the", "number", "to", "which", "the", "value", "can", "be", "parsed", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5119-L5122
10,022
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
getTextareaInfo
function getTextareaInfo() { //read needed values var textareaCursorPosition = _targetElementNative.selectionStart; if (textareaCursorPosition === undefined) return; var strLength = 'length'; var textareaValue = _targetElement.val(); var textareaLength = textareaValue[strLength]; var textareaRowSplit = textareaValue.split("\n"); var textareaLastRow = textareaRowSplit[strLength]; var textareaCurrentCursorRowSplit = textareaValue.substr(0, textareaCursorPosition).split("\n"); var widestRow = 0; var textareaLastCol = 0; var cursorRow = textareaCurrentCursorRowSplit[strLength]; var cursorCol = textareaCurrentCursorRowSplit[textareaCurrentCursorRowSplit[strLength] - 1][strLength]; var rowCols; var i; //get widest Row and the last column of the textarea for (i = 0; i < textareaRowSplit[strLength]; i++) { rowCols = textareaRowSplit[i][strLength]; if (rowCols > textareaLastCol) { widestRow = i + 1; textareaLastCol = rowCols; } } return { _cursorRow: cursorRow, //cursorRow _cursorColumn: cursorCol, //cursorCol _rows: textareaLastRow, //rows _columns: textareaLastCol, //cols _widestRow: widestRow, //wRow _cursorPosition: textareaCursorPosition, //pos _cursorMax: textareaLength //max }; }
javascript
function getTextareaInfo() { //read needed values var textareaCursorPosition = _targetElementNative.selectionStart; if (textareaCursorPosition === undefined) return; var strLength = 'length'; var textareaValue = _targetElement.val(); var textareaLength = textareaValue[strLength]; var textareaRowSplit = textareaValue.split("\n"); var textareaLastRow = textareaRowSplit[strLength]; var textareaCurrentCursorRowSplit = textareaValue.substr(0, textareaCursorPosition).split("\n"); var widestRow = 0; var textareaLastCol = 0; var cursorRow = textareaCurrentCursorRowSplit[strLength]; var cursorCol = textareaCurrentCursorRowSplit[textareaCurrentCursorRowSplit[strLength] - 1][strLength]; var rowCols; var i; //get widest Row and the last column of the textarea for (i = 0; i < textareaRowSplit[strLength]; i++) { rowCols = textareaRowSplit[i][strLength]; if (rowCols > textareaLastCol) { widestRow = i + 1; textareaLastCol = rowCols; } } return { _cursorRow: cursorRow, //cursorRow _cursorColumn: cursorCol, //cursorCol _rows: textareaLastRow, //rows _columns: textareaLastCol, //cols _widestRow: widestRow, //wRow _cursorPosition: textareaCursorPosition, //pos _cursorMax: textareaLength //max }; }
[ "function", "getTextareaInfo", "(", ")", "{", "//read needed values", "var", "textareaCursorPosition", "=", "_targetElementNative", ".", "selectionStart", ";", "if", "(", "textareaCursorPosition", "===", "undefined", ")", "return", ";", "var", "strLength", "=", "'leng...
Gets several information of the textarea and returns them as a object or undefined if the browser doesn't support it. @returns {{cursorRow: Number, cursorCol, rows: Number, cols: number, wRow: number, pos: number, max : number}} or undefined if not supported.
[ "Gets", "several", "information", "of", "the", "textarea", "and", "returns", "them", "as", "a", "object", "or", "undefined", "if", "the", "browser", "doesn", "t", "support", "it", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5128-L5165
10,023
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
generateDiv
function generateDiv(classesOrAttrs, content) { return '<div ' + (classesOrAttrs ? type(classesOrAttrs) == TYPES.s ? 'class="' + classesOrAttrs + '"' : (function() { var key; var attrs = ''; if(FRAMEWORK.isPlainObject(classesOrAttrs)) { for (key in classesOrAttrs) attrs += (key === 'className' ? 'class' : key) + '="' + classesOrAttrs[key] + '" '; } return attrs; })() : _strEmpty) + '>' + (content ? content : _strEmpty) + '</div>'; }
javascript
function generateDiv(classesOrAttrs, content) { return '<div ' + (classesOrAttrs ? type(classesOrAttrs) == TYPES.s ? 'class="' + classesOrAttrs + '"' : (function() { var key; var attrs = ''; if(FRAMEWORK.isPlainObject(classesOrAttrs)) { for (key in classesOrAttrs) attrs += (key === 'className' ? 'class' : key) + '="' + classesOrAttrs[key] + '" '; } return attrs; })() : _strEmpty) + '>' + (content ? content : _strEmpty) + '</div>'; }
[ "function", "generateDiv", "(", "classesOrAttrs", ",", "content", ")", "{", "return", "'<div '", "+", "(", "classesOrAttrs", "?", "type", "(", "classesOrAttrs", ")", "==", "TYPES", ".", "s", "?", "'class=\"'", "+", "classesOrAttrs", "+", "'\"'", ":", "(", ...
Generates a string which represents a HTML div with the given classes or attributes. @param classesOrAttrs The class of the div as string or a object which represents the attributes of the div. (The class attribute can also be written as "className".) @param content The content of the div as string. @returns {string} The concated string which represents a HTML div and its content.
[ "Generates", "a", "string", "which", "represents", "a", "HTML", "div", "with", "the", "given", "classes", "or", "attributes", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5189-L5205
10,024
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
getObjectPropVal
function getObjectPropVal(obj, path) { var splits = path.split(_strDot); var i = 0; var val; for(; i < splits.length; i++) { if(!obj.hasOwnProperty(splits[i])) return; val = obj[splits[i]]; if(i < splits.length && type(val) == TYPES.o) obj = val; } return val; }
javascript
function getObjectPropVal(obj, path) { var splits = path.split(_strDot); var i = 0; var val; for(; i < splits.length; i++) { if(!obj.hasOwnProperty(splits[i])) return; val = obj[splits[i]]; if(i < splits.length && type(val) == TYPES.o) obj = val; } return val; }
[ "function", "getObjectPropVal", "(", "obj", ",", "path", ")", "{", "var", "splits", "=", "path", ".", "split", "(", "_strDot", ")", ";", "var", "i", "=", "0", ";", "var", "val", ";", "for", "(", ";", "i", "<", "splits", ".", "length", ";", "i", ...
Gets the value of the given property from the given object. @param obj The object from which the property value shall be got. @param path The property of which the value shall be got. @returns {*} Returns the value of the searched property or undefined of the property wasn't found.
[ "Gets", "the", "value", "of", "the", "given", "property", "from", "the", "given", "object", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5213-L5225
10,025
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
setObjectPropVal
function setObjectPropVal(obj, path, val) { var splits = path.split(_strDot); var splitsLength = splits.length; var i = 0; var extendObj = { }; var extendObjRoot = extendObj; for(; i < splitsLength; i++) extendObj = extendObj[splits[i]] = i + 1 < splitsLength ? { } : val; FRAMEWORK.extend(obj, extendObjRoot, true); }
javascript
function setObjectPropVal(obj, path, val) { var splits = path.split(_strDot); var splitsLength = splits.length; var i = 0; var extendObj = { }; var extendObjRoot = extendObj; for(; i < splitsLength; i++) extendObj = extendObj[splits[i]] = i + 1 < splitsLength ? { } : val; FRAMEWORK.extend(obj, extendObjRoot, true); }
[ "function", "setObjectPropVal", "(", "obj", ",", "path", ",", "val", ")", "{", "var", "splits", "=", "path", ".", "split", "(", "_strDot", ")", ";", "var", "splitsLength", "=", "splits", ".", "length", ";", "var", "i", "=", "0", ";", "var", "extendOb...
Sets the value of the given property from the given object. @param obj The object from which the property value shall be set. @param path The property of which the value shall be set. @param val The value of the property which shall be set.
[ "Sets", "the", "value", "of", "the", "given", "property", "from", "the", "given", "object", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5233-L5242
10,026
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
checkCacheDouble
function checkCacheDouble(current, cache, prop1, prop2, force) { if (force === true) return force; if (prop2 === undefined && force === undefined) { if (prop1 === true) return prop1; else prop1 = undefined; } prop1 = prop1 === undefined ? 'w' : prop1; prop2 = prop2 === undefined ? 'h' : prop2; if (cache === undefined) return true; else if (current[prop1] !== cache[prop1] || current[prop2] !== cache[prop2]) return true; return false; }
javascript
function checkCacheDouble(current, cache, prop1, prop2, force) { if (force === true) return force; if (prop2 === undefined && force === undefined) { if (prop1 === true) return prop1; else prop1 = undefined; } prop1 = prop1 === undefined ? 'w' : prop1; prop2 = prop2 === undefined ? 'h' : prop2; if (cache === undefined) return true; else if (current[prop1] !== cache[prop1] || current[prop2] !== cache[prop2]) return true; return false; }
[ "function", "checkCacheDouble", "(", "current", ",", "cache", ",", "prop1", ",", "prop2", ",", "force", ")", "{", "if", "(", "force", "===", "true", ")", "return", "force", ";", "if", "(", "prop2", "===", "undefined", "&&", "force", "===", "undefined", ...
Compares two objects with two properties and returns the result of the comparison as a boolean. @param current The first object which shall be compared. @param cache The second object which shall be compared. @param prop1 The name of the first property of the objects which shall be compared. @param prop2 The name of the second property of the objects which shall be compared. @param force If true the returned value is always true. @returns {boolean} True if both variables aren't equal or some of them is undefined or when the force parameter is true, false otherwise.
[ "Compares", "two", "objects", "with", "two", "properties", "and", "returns", "the", "result", "of", "the", "comparison", "as", "a", "boolean", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5273-L5289
10,027
KingSora/OverlayScrollbars
js/OverlayScrollbars.js
checkCacheTRBL
function checkCacheTRBL(current, cache) { if (cache === undefined) return true; else if (current.t !== cache.t || current.r !== cache.r || current.b !== cache.b || current.l !== cache.l) return true; return false; }
javascript
function checkCacheTRBL(current, cache) { if (cache === undefined) return true; else if (current.t !== cache.t || current.r !== cache.r || current.b !== cache.b || current.l !== cache.l) return true; return false; }
[ "function", "checkCacheTRBL", "(", "current", ",", "cache", ")", "{", "if", "(", "cache", "===", "undefined", ")", "return", "true", ";", "else", "if", "(", "current", ".", "t", "!==", "cache", ".", "t", "||", "current", ".", "r", "!==", "cache", "."...
Compares two objects which have four properties and returns the result of the comparison as a boolean. @param current The first object with four properties. @param cache The second object with four properties. @returns {boolean} True if both objects aren't equal or some of them is undefined, false otherwise.
[ "Compares", "two", "objects", "which", "have", "four", "properties", "and", "returns", "the", "result", "of", "the", "comparison", "as", "a", "boolean", "." ]
8e658d46e2d034a2525269d7c873bbe844762307
https://github.com/KingSora/OverlayScrollbars/blob/8e658d46e2d034a2525269d7c873bbe844762307/js/OverlayScrollbars.js#L5297-L5306
10,028
ipfs/aegir
src/release/prerelease.js
validGh
function validGh (opts) { if (!opts.ghrelease) { return Promise.resolve(true) } if (!opts.ghtoken) { return Promise.reject(new Error('Missing GitHub access token. ' + 'Have you set `AEGIR_GHTOKEN`?')) } return Promise.resolve() }
javascript
function validGh (opts) { if (!opts.ghrelease) { return Promise.resolve(true) } if (!opts.ghtoken) { return Promise.reject(new Error('Missing GitHub access token. ' + 'Have you set `AEGIR_GHTOKEN`?')) } return Promise.resolve() }
[ "function", "validGh", "(", "opts", ")", "{", "if", "(", "!", "opts", ".", "ghrelease", ")", "{", "return", "Promise", ".", "resolve", "(", "true", ")", "}", "if", "(", "!", "opts", ".", "ghtoken", ")", "{", "return", "Promise", ".", "reject", "(",...
Check if there are valid GitHub credentials for publishing this module
[ "Check", "if", "there", "are", "valid", "GitHub", "credentials", "for", "publishing", "this", "module" ]
1cb8cf217bc03524f7f2caaa248b1b99d700d402
https://github.com/ipfs/aegir/blob/1cb8cf217bc03524f7f2caaa248b1b99d700d402/src/release/prerelease.js#L7-L17
10,029
ipfs/aegir
src/release/prerelease.js
isDirty
function isDirty () { return pify(git.raw.bind(git))(['status', '-s']) .then((out) => { if (out && out.trim().length > 0) { throw new Error('Dirty git repo, aborting') } }) }
javascript
function isDirty () { return pify(git.raw.bind(git))(['status', '-s']) .then((out) => { if (out && out.trim().length > 0) { throw new Error('Dirty git repo, aborting') } }) }
[ "function", "isDirty", "(", ")", "{", "return", "pify", "(", "git", ".", "raw", ".", "bind", "(", "git", ")", ")", "(", "[", "'status'", ",", "'-s'", "]", ")", ".", "then", "(", "(", "out", ")", "=>", "{", "if", "(", "out", "&&", "out", ".", ...
Is the current git workspace dirty?
[ "Is", "the", "current", "git", "workspace", "dirty?" ]
1cb8cf217bc03524f7f2caaa248b1b99d700d402
https://github.com/ipfs/aegir/blob/1cb8cf217bc03524f7f2caaa248b1b99d700d402/src/release/prerelease.js#L20-L27
10,030
snowflakedb/snowflake-connector-nodejs
lib/agent/socket_util.js
isOcspValidationDisabled
function isOcspValidationDisabled(host) { // ocsp is disabled if insecure-connect is enabled, or if we've disabled ocsp // for non-snowflake endpoints and the host is a non-snowflake endpoint return GlobalConfig.isInsecureConnect() || (Parameters.getValue( Parameters.names.JS_DRIVER_DISABLE_OCSP_FOR_NON_SF_ENDPOINTS) && !REGEX_SNOWFLAKE_ENDPOINT.test(host)); }
javascript
function isOcspValidationDisabled(host) { // ocsp is disabled if insecure-connect is enabled, or if we've disabled ocsp // for non-snowflake endpoints and the host is a non-snowflake endpoint return GlobalConfig.isInsecureConnect() || (Parameters.getValue( Parameters.names.JS_DRIVER_DISABLE_OCSP_FOR_NON_SF_ENDPOINTS) && !REGEX_SNOWFLAKE_ENDPOINT.test(host)); }
[ "function", "isOcspValidationDisabled", "(", "host", ")", "{", "// ocsp is disabled if insecure-connect is enabled, or if we've disabled ocsp", "// for non-snowflake endpoints and the host is a non-snowflake endpoint", "return", "GlobalConfig", ".", "isInsecureConnect", "(", ")", "||", ...
Determines if ocsp validation is disabled for a given host. @param {String} host @returns {boolean}
[ "Determines", "if", "ocsp", "validation", "is", "disabled", "for", "a", "given", "host", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/agent/socket_util.js#L82-L89
10,031
snowflakedb/snowflake-connector-nodejs
lib/agent/socket_util.js
validateCertChain
function validateCertChain(cert, cb) { // walk up the certificate chain and collect all the certificates in an array var certs = []; while (cert && cert.issuerCertificate && (cert.fingerprint !== cert.issuerCertificate.fingerprint)) { certs.push(cert); cert = cert.issuerCertificate; } // create an array to store any errors encountered // while validating the certificate chain var errors = new Array(certs.length); /** * Called for every certificate as we traverse the certificate chain and * validate each one. * * @param certs * @param index */ var eachCallback = function(certs, index) { var cert = certs[index]; validateCert(cert, function(err, data) { completed++; errors[index] = err; // if we have an ocsp response, cache it if (data) { getOcspResponseCache().set(cert, data); } // if this is the last request to complete if (completed === certs.length) { // if we saw one or more errors, invoke the callback with the first // error we saw; otherwise invoke the callback without any error for (var errorIndex = 0, length = errors.length; errorIndex < length; errorIndex++) { var error = errors[errorIndex]; if (error) { break; } } cb(error); } }); }; // fire off requests to validate all the certificates in the chain var completed = 0; for (var index = 0, length = certs.length; index < length; index++) { eachCallback(certs, index); } }
javascript
function validateCertChain(cert, cb) { // walk up the certificate chain and collect all the certificates in an array var certs = []; while (cert && cert.issuerCertificate && (cert.fingerprint !== cert.issuerCertificate.fingerprint)) { certs.push(cert); cert = cert.issuerCertificate; } // create an array to store any errors encountered // while validating the certificate chain var errors = new Array(certs.length); /** * Called for every certificate as we traverse the certificate chain and * validate each one. * * @param certs * @param index */ var eachCallback = function(certs, index) { var cert = certs[index]; validateCert(cert, function(err, data) { completed++; errors[index] = err; // if we have an ocsp response, cache it if (data) { getOcspResponseCache().set(cert, data); } // if this is the last request to complete if (completed === certs.length) { // if we saw one or more errors, invoke the callback with the first // error we saw; otherwise invoke the callback without any error for (var errorIndex = 0, length = errors.length; errorIndex < length; errorIndex++) { var error = errors[errorIndex]; if (error) { break; } } cb(error); } }); }; // fire off requests to validate all the certificates in the chain var completed = 0; for (var index = 0, length = certs.length; index < length; index++) { eachCallback(certs, index); } }
[ "function", "validateCertChain", "(", "cert", ",", "cb", ")", "{", "// walk up the certificate chain and collect all the certificates in an array", "var", "certs", "=", "[", "]", ";", "while", "(", "cert", "&&", "cert", ".", "issuerCertificate", "&&", "(", "cert", "...
Validates a certificate chain using OCSP. @param {Object} cert a top-level cert that represents the leaf of a certificate chain. @param {Function} cb the callback to invoke once the validation is complete.
[ "Validates", "a", "certificate", "chain", "using", "OCSP", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/agent/socket_util.js#L118-L179
10,032
snowflakedb/snowflake-connector-nodejs
lib/agent/socket_util.js
function(certs, index) { var cert = certs[index]; validateCert(cert, function(err, data) { completed++; errors[index] = err; // if we have an ocsp response, cache it if (data) { getOcspResponseCache().set(cert, data); } // if this is the last request to complete if (completed === certs.length) { // if we saw one or more errors, invoke the callback with the first // error we saw; otherwise invoke the callback without any error for (var errorIndex = 0, length = errors.length; errorIndex < length; errorIndex++) { var error = errors[errorIndex]; if (error) { break; } } cb(error); } }); }
javascript
function(certs, index) { var cert = certs[index]; validateCert(cert, function(err, data) { completed++; errors[index] = err; // if we have an ocsp response, cache it if (data) { getOcspResponseCache().set(cert, data); } // if this is the last request to complete if (completed === certs.length) { // if we saw one or more errors, invoke the callback with the first // error we saw; otherwise invoke the callback without any error for (var errorIndex = 0, length = errors.length; errorIndex < length; errorIndex++) { var error = errors[errorIndex]; if (error) { break; } } cb(error); } }); }
[ "function", "(", "certs", ",", "index", ")", "{", "var", "cert", "=", "certs", "[", "index", "]", ";", "validateCert", "(", "cert", ",", "function", "(", "err", ",", "data", ")", "{", "completed", "++", ";", "errors", "[", "index", "]", "=", "err",...
Called for every certificate as we traverse the certificate chain and validate each one. @param certs @param index
[ "Called", "for", "every", "certificate", "as", "we", "traverse", "the", "certificate", "chain", "and", "validate", "each", "one", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/agent/socket_util.js#L140-L171
10,033
snowflakedb/snowflake-connector-nodejs
lib/agent/socket_util.js
validateCert
function validateCert(cert, cb) { // if we already have an entry in the cache, use it var ocspResponse = getOcspResponseCache().get(cert); if (ocspResponse) { process.nextTick(function() { Logger.getInstance().trace('Returning OCSP status for certificate %s ' + 'from cache', cert.serialNumber); cb(null, ocspResponse); }); } else { try { var decoded = CertUtil.decode(cert); } catch(e) { process.nextTick(function() { cb(e); }); } // issue a request to get the ocsp status check(decoded, cb); } }
javascript
function validateCert(cert, cb) { // if we already have an entry in the cache, use it var ocspResponse = getOcspResponseCache().get(cert); if (ocspResponse) { process.nextTick(function() { Logger.getInstance().trace('Returning OCSP status for certificate %s ' + 'from cache', cert.serialNumber); cb(null, ocspResponse); }); } else { try { var decoded = CertUtil.decode(cert); } catch(e) { process.nextTick(function() { cb(e); }); } // issue a request to get the ocsp status check(decoded, cb); } }
[ "function", "validateCert", "(", "cert", ",", "cb", ")", "{", "// if we already have an entry in the cache, use it", "var", "ocspResponse", "=", "getOcspResponseCache", "(", ")", ".", "get", "(", "cert", ")", ";", "if", "(", "ocspResponse", ")", "{", "process", ...
Validates a certificate using OCSP. @param cert the certificate to validate. @param cb the callback to invoke once the validation is complete.
[ "Validates", "a", "certificate", "using", "OCSP", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/agent/socket_util.js#L187-L218
10,034
snowflakedb/snowflake-connector-nodejs
lib/util.js
function (url, paramName, paramValue) { // if the specified url is valid var urlAsObject = Url.parse(url); if (urlAsObject) { // if the url already has query parameters, use '&' as the separator // when appending the additional query parameter, otherwise use '?' url += (urlAsObject.search ? '&' : '?') + paramName + '=' + paramValue; } return url; }
javascript
function (url, paramName, paramValue) { // if the specified url is valid var urlAsObject = Url.parse(url); if (urlAsObject) { // if the url already has query parameters, use '&' as the separator // when appending the additional query parameter, otherwise use '?' url += (urlAsObject.search ? '&' : '?') + paramName + '=' + paramValue; } return url; }
[ "function", "(", "url", ",", "paramName", ",", "paramValue", ")", "{", "// if the specified url is valid", "var", "urlAsObject", "=", "Url", ".", "parse", "(", "url", ")", ";", "if", "(", "urlAsObject", ")", "{", "// if the url already has query parameters, use '&' ...
Appends a query parameter to a url. If an invalid url is specified, an exception is thrown. @param {String} url @param {String} paramName the name of the query parameter. @param {String} paramValue the value of the query parameter. @returns {String}
[ "Appends", "a", "query", "parameter", "to", "a", "url", ".", "If", "an", "invalid", "url", "is", "specified", "an", "exception", "is", "thrown", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/util.js#L319-L331
10,035
snowflakedb/snowflake-connector-nodejs
lib/logger/browser.js
Logger
function Logger(options) { /** * The array to which all log messages will be added. * * @type {String[]} */ var buffer = []; /** * Logs a message at a given level. * * @param {String} levelTag the tag associated with the level at which to log * the message. * @param {String} message the message to log. * @param {Number} bufferMaxLength the maximum size to which the message * buffer can grow. */ var logMessage = function(levelTag, message, bufferMaxLength) { // add the log level tag (e.g. info, warn, etc.) to the front of the message message = Util.format('%s: %s', levelTag, message); // if the buffer is full, evict old messages while (buffer.length >= bufferMaxLength) { buffer.shift(); } // add the new message to the buffer buffer.push(message); }; // create an inner implementation to which all our methods will be forwarded var common = Core.createLogger(options, logMessage); /** * Configures this logger. * * @param {Object} options */ this.configure = function(options) { common.configure(options); }; /** * Returns the current log level. * * @returns {Number} */ this.getLevel = function() { return common.getLevelNumber(); }; /** * Logs a given message at the error level. * * @param {String} message */ this.error = function(message) { common.error.apply(common, arguments); }; /** * Logs a given message at the warning level. * * @param {String} message */ this.warn = function(message) { common.warn.apply(common, arguments); }; /** * Logs a given message at the info level. * * @param {String} message */ this.info = function(message) { common.info.apply(common, arguments); }; /** * Logs a given message at the debug level. * * @param {String} message */ this.debug = function(message) { common.debug.apply(common, arguments); }; /** * Logs a given message at the trace level. * * @param {String} message */ this.trace = function(message) { common.trace.apply(common, arguments); }; /** * Returns the log buffer. * * @returns {String[]} */ this.getLogBuffer = function() { // return a copy of the buffer array; calling slice() shallow-copies the // original array, but that's sufficient in this case because the array // contains strings return buffer.slice(); }; }
javascript
function Logger(options) { /** * The array to which all log messages will be added. * * @type {String[]} */ var buffer = []; /** * Logs a message at a given level. * * @param {String} levelTag the tag associated with the level at which to log * the message. * @param {String} message the message to log. * @param {Number} bufferMaxLength the maximum size to which the message * buffer can grow. */ var logMessage = function(levelTag, message, bufferMaxLength) { // add the log level tag (e.g. info, warn, etc.) to the front of the message message = Util.format('%s: %s', levelTag, message); // if the buffer is full, evict old messages while (buffer.length >= bufferMaxLength) { buffer.shift(); } // add the new message to the buffer buffer.push(message); }; // create an inner implementation to which all our methods will be forwarded var common = Core.createLogger(options, logMessage); /** * Configures this logger. * * @param {Object} options */ this.configure = function(options) { common.configure(options); }; /** * Returns the current log level. * * @returns {Number} */ this.getLevel = function() { return common.getLevelNumber(); }; /** * Logs a given message at the error level. * * @param {String} message */ this.error = function(message) { common.error.apply(common, arguments); }; /** * Logs a given message at the warning level. * * @param {String} message */ this.warn = function(message) { common.warn.apply(common, arguments); }; /** * Logs a given message at the info level. * * @param {String} message */ this.info = function(message) { common.info.apply(common, arguments); }; /** * Logs a given message at the debug level. * * @param {String} message */ this.debug = function(message) { common.debug.apply(common, arguments); }; /** * Logs a given message at the trace level. * * @param {String} message */ this.trace = function(message) { common.trace.apply(common, arguments); }; /** * Returns the log buffer. * * @returns {String[]} */ this.getLogBuffer = function() { // return a copy of the buffer array; calling slice() shallow-copies the // original array, but that's sufficient in this case because the array // contains strings return buffer.slice(); }; }
[ "function", "Logger", "(", "options", ")", "{", "/**\n * The array to which all log messages will be added.\n *\n * @type {String[]}\n */", "var", "buffer", "=", "[", "]", ";", "/**\n * Logs a message at a given level.\n *\n * @param {String} levelTag the tag associated with ...
Creates a new Logger instance for when we're running in the browser. @param {Object} [options] @constructor
[ "Creates", "a", "new", "Logger", "instance", "for", "when", "we", "re", "running", "in", "the", "browser", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/logger/browser.js#L15-L133
10,036
snowflakedb/snowflake-connector-nodejs
lib/connection/connection_context.js
ConnectionContext
function ConnectionContext(connectionConfig, httpClient, config) { // validate input Errors.assertInternal(Util.isObject(connectionConfig)); Errors.assertInternal(Util.isObject(httpClient)); // if a config object was specified, verify // that it has all the information we need var sfServiceConfig; if (Util.exists(config)) { Errors.assertInternal(Util.isObject(config)); Errors.assertInternal(Util.isObject(config.services)); Errors.assertInternal(Util.isObject(config.services.sf)); sfServiceConfig = config.services.sf; } // create a map that contains all the services we'll be using var services = { sf: new SfService(connectionConfig, httpClient, sfServiceConfig), largeResultSet: new LargeResultSetService(connectionConfig, httpClient) }; /** * Returns the ConnectionConfig for use by the connection. * * @returns {ConnectionConfig} */ this.getConnectionConfig = function() { return connectionConfig; }; /** * Returns a map that contains all the available services. * * @returns {Object} */ this.getServices = function() { return services; }; /** * Returns a configuration object that can be passed as an optional argument * to the ConnectionContext constructor to create a new object that has the * same state as this ConnectionContext instance. * * @returns {Object} */ this.getConfig = function() { return { services: { sf: services.sf.getConfig() } }; }; }
javascript
function ConnectionContext(connectionConfig, httpClient, config) { // validate input Errors.assertInternal(Util.isObject(connectionConfig)); Errors.assertInternal(Util.isObject(httpClient)); // if a config object was specified, verify // that it has all the information we need var sfServiceConfig; if (Util.exists(config)) { Errors.assertInternal(Util.isObject(config)); Errors.assertInternal(Util.isObject(config.services)); Errors.assertInternal(Util.isObject(config.services.sf)); sfServiceConfig = config.services.sf; } // create a map that contains all the services we'll be using var services = { sf: new SfService(connectionConfig, httpClient, sfServiceConfig), largeResultSet: new LargeResultSetService(connectionConfig, httpClient) }; /** * Returns the ConnectionConfig for use by the connection. * * @returns {ConnectionConfig} */ this.getConnectionConfig = function() { return connectionConfig; }; /** * Returns a map that contains all the available services. * * @returns {Object} */ this.getServices = function() { return services; }; /** * Returns a configuration object that can be passed as an optional argument * to the ConnectionContext constructor to create a new object that has the * same state as this ConnectionContext instance. * * @returns {Object} */ this.getConfig = function() { return { services: { sf: services.sf.getConfig() } }; }; }
[ "function", "ConnectionContext", "(", "connectionConfig", ",", "httpClient", ",", "config", ")", "{", "// validate input", "Errors", ".", "assertInternal", "(", "Util", ".", "isObject", "(", "connectionConfig", ")", ")", ";", "Errors", ".", "assertInternal", "(", ...
Creates a new ConnectionContext. @param {ConnectionConfig} connectionConfig @param {Object} httpClient @param {Object} config @constructor
[ "Creates", "a", "new", "ConnectionContext", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/connection_context.js#L19-L80
10,037
snowflakedb/snowflake-connector-nodejs
lib/connection/result/sf_timestamp.js
SfTimestamp
function SfTimestamp(epochSeconds, nanoSeconds, scale, timezone, format) { // pick reasonable defaults for the inputs if needed epochSeconds = Util.isNumber(epochSeconds) ? epochSeconds : 0; nanoSeconds = Util.isNumber(nanoSeconds) ? nanoSeconds : 0; scale = Util.isNumber(scale) ? scale : 0; format = Util.isString(format) ? format : ''; // save any information we'll need later this.epochSeconds = epochSeconds; this.nanoSeconds = nanoSeconds; this.scale = scale; this.timezone = timezone; this.format = format; // compute the epoch milliseconds and create a moment object from them var moment = Moment((epochSeconds * 1000) + (nanoSeconds / 1000000)); // set the moment's timezone if (Util.isString(timezone)) { moment = moment.tz(timezone); } else if (Util.isNumber(timezone)) { moment = moment.utcOffset(timezone); } // save the moment this.moment = moment; }
javascript
function SfTimestamp(epochSeconds, nanoSeconds, scale, timezone, format) { // pick reasonable defaults for the inputs if needed epochSeconds = Util.isNumber(epochSeconds) ? epochSeconds : 0; nanoSeconds = Util.isNumber(nanoSeconds) ? nanoSeconds : 0; scale = Util.isNumber(scale) ? scale : 0; format = Util.isString(format) ? format : ''; // save any information we'll need later this.epochSeconds = epochSeconds; this.nanoSeconds = nanoSeconds; this.scale = scale; this.timezone = timezone; this.format = format; // compute the epoch milliseconds and create a moment object from them var moment = Moment((epochSeconds * 1000) + (nanoSeconds / 1000000)); // set the moment's timezone if (Util.isString(timezone)) { moment = moment.tz(timezone); } else if (Util.isNumber(timezone)) { moment = moment.utcOffset(timezone); } // save the moment this.moment = moment; }
[ "function", "SfTimestamp", "(", "epochSeconds", ",", "nanoSeconds", ",", "scale", ",", "timezone", ",", "format", ")", "{", "// pick reasonable defaults for the inputs if needed", "epochSeconds", "=", "Util", ".", "isNumber", "(", "epochSeconds", ")", "?", "epochSecon...
Creates a new SfTimestamp instance. @param {Number} epochSeconds the epoch time in seconds. @param {Number} nanoSeconds the number of nano seconds (incremental, not epoch). @param {Number} scale the precision for the fractional part of the timestamp. @param {String | Number} [timezone] the timezone name as a string (e.g. 'America/New_York') or the timezone offset in minutes (e.g. -240). @param {String} [format] the SQL format to use to format the timestamp. @constructor
[ "Creates", "a", "new", "SfTimestamp", "instance", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/sf_timestamp.js#L49-L79
10,038
snowflakedb/snowflake-connector-nodejs
lib/core.js
Core
function Core(options) { // validate input Errors.assertInternal(Util.isObject(options)); Errors.assertInternal( Util.exists(options.httpClient || options.httpClientClass)); Errors.assertInternal(Util.exists(options.loggerClass)); // set the logger instance Logger.setInstance(new (options.loggerClass)()); // if a connection class is specified, it must be an object or function var connectionClass = options.connectionClass; if (Util.exists(connectionClass)) { Errors.assertInternal( Util.isObject(connectionClass) || Util.isFunction(connectionClass)); } else { // fall back to Connection connectionClass = Connection; } var qaMode = options.qaMode; var clientInfo = options.client; /** * Creates a new Connection instance. * * @param {Object} connectionOptions * @param {Object} [config] * * @returns {Object} */ var createConnection = function createConnection(connectionOptions, config) { // create a new ConnectionConfig and skip credential-validation if a config // object has been specified; this is because if a config object has been // specified, we're trying to deserialize a connection and the account name, // username and password don't need to be specified because the config // object already contains the tokens we need var connectionConfig = new ConnectionConfig(connectionOptions, !config, qaMode, clientInfo); // if an http client was specified in the options passed to the module, use // it, otherwise create a new HttpClient var httpClient = options.httpClient || new options.httpClientClass(connectionConfig); return new connectionClass( new ConnectionContext(connectionConfig, httpClient, config)); }; var instance = { /** * Creates a connection object that can be used to communicate with * Snowflake. * * @param {Object} options * * @returns {Object} */ createConnection: function(options) { return createConnection(options); }, /** * Deserializes a serialized connection. * * @param {Object} options * @param {String} serializedConnection * * @returns {Object} */ deserializeConnection: function(options, serializedConnection) { // check for missing serializedConfig Errors.checkArgumentExists(Util.exists(serializedConnection), ErrorCodes.ERR_CONN_DESERIALIZE_MISSING_CONFIG); // check for invalid serializedConfig Errors.checkArgumentValid(Util.isString(serializedConnection), ErrorCodes.ERR_CONN_DESERIALIZE_INVALID_CONFIG_TYPE); // try to json-parse serializedConfig var config; try { config = JSON.parse(serializedConnection); } catch (err) {} finally { // if serializedConfig can't be parsed to json, throw an error Errors.checkArgumentValid(Util.isObject(config), ErrorCodes.ERR_CONN_DESERIALIZE_INVALID_CONFIG_FORM); } return createConnection(options, config); }, /** * Serializes a given connection. * * @param {Object} connection * * @returns {String} a serialized version of the connection. */ serializeConnection: function(connection) { return connection ? connection.serialize() : connection; }, /** * Configures this instance of the Snowflake core module. * * @param {Object} options */ configure: function(options) { var logTag = options.logLevel; if (Util.exists(logTag)) { // check that the specified value is a valid tag Errors.checkArgumentValid(LoggerCore.isValidLogTag(logTag), ErrorCodes.ERR_GLOGAL_CONFIGURE_INVALID_LOG_LEVEL); Logger.getInstance().configure( { level: LoggerCore.logTagToLevel(logTag) }); } var insecureConnect = options.insecureConnect; if (Util.exists(insecureConnect)) { // check that the specified value is a boolean Errors.checkArgumentValid(Util.isBoolean(insecureConnect), ErrorCodes.ERR_GLOBAL_CONFIGURE_INVALID_INSECURE_CONNECT); GlobalConfig.setInsecureConnect(insecureConnect); } } }; // add some read-only constants var nativeTypeValues = DataTypes.NativeTypes.values; Object.defineProperties(instance, { STRING : { value: nativeTypeValues.STRING }, BOOLEAN : { value: nativeTypeValues.BOOLEAN }, NUMBER : { value: nativeTypeValues.NUMBER }, DATE : { value: nativeTypeValues.DATE }, JSON : { value: nativeTypeValues.JSON } }); return instance; }
javascript
function Core(options) { // validate input Errors.assertInternal(Util.isObject(options)); Errors.assertInternal( Util.exists(options.httpClient || options.httpClientClass)); Errors.assertInternal(Util.exists(options.loggerClass)); // set the logger instance Logger.setInstance(new (options.loggerClass)()); // if a connection class is specified, it must be an object or function var connectionClass = options.connectionClass; if (Util.exists(connectionClass)) { Errors.assertInternal( Util.isObject(connectionClass) || Util.isFunction(connectionClass)); } else { // fall back to Connection connectionClass = Connection; } var qaMode = options.qaMode; var clientInfo = options.client; /** * Creates a new Connection instance. * * @param {Object} connectionOptions * @param {Object} [config] * * @returns {Object} */ var createConnection = function createConnection(connectionOptions, config) { // create a new ConnectionConfig and skip credential-validation if a config // object has been specified; this is because if a config object has been // specified, we're trying to deserialize a connection and the account name, // username and password don't need to be specified because the config // object already contains the tokens we need var connectionConfig = new ConnectionConfig(connectionOptions, !config, qaMode, clientInfo); // if an http client was specified in the options passed to the module, use // it, otherwise create a new HttpClient var httpClient = options.httpClient || new options.httpClientClass(connectionConfig); return new connectionClass( new ConnectionContext(connectionConfig, httpClient, config)); }; var instance = { /** * Creates a connection object that can be used to communicate with * Snowflake. * * @param {Object} options * * @returns {Object} */ createConnection: function(options) { return createConnection(options); }, /** * Deserializes a serialized connection. * * @param {Object} options * @param {String} serializedConnection * * @returns {Object} */ deserializeConnection: function(options, serializedConnection) { // check for missing serializedConfig Errors.checkArgumentExists(Util.exists(serializedConnection), ErrorCodes.ERR_CONN_DESERIALIZE_MISSING_CONFIG); // check for invalid serializedConfig Errors.checkArgumentValid(Util.isString(serializedConnection), ErrorCodes.ERR_CONN_DESERIALIZE_INVALID_CONFIG_TYPE); // try to json-parse serializedConfig var config; try { config = JSON.parse(serializedConnection); } catch (err) {} finally { // if serializedConfig can't be parsed to json, throw an error Errors.checkArgumentValid(Util.isObject(config), ErrorCodes.ERR_CONN_DESERIALIZE_INVALID_CONFIG_FORM); } return createConnection(options, config); }, /** * Serializes a given connection. * * @param {Object} connection * * @returns {String} a serialized version of the connection. */ serializeConnection: function(connection) { return connection ? connection.serialize() : connection; }, /** * Configures this instance of the Snowflake core module. * * @param {Object} options */ configure: function(options) { var logTag = options.logLevel; if (Util.exists(logTag)) { // check that the specified value is a valid tag Errors.checkArgumentValid(LoggerCore.isValidLogTag(logTag), ErrorCodes.ERR_GLOGAL_CONFIGURE_INVALID_LOG_LEVEL); Logger.getInstance().configure( { level: LoggerCore.logTagToLevel(logTag) }); } var insecureConnect = options.insecureConnect; if (Util.exists(insecureConnect)) { // check that the specified value is a boolean Errors.checkArgumentValid(Util.isBoolean(insecureConnect), ErrorCodes.ERR_GLOBAL_CONFIGURE_INVALID_INSECURE_CONNECT); GlobalConfig.setInsecureConnect(insecureConnect); } } }; // add some read-only constants var nativeTypeValues = DataTypes.NativeTypes.values; Object.defineProperties(instance, { STRING : { value: nativeTypeValues.STRING }, BOOLEAN : { value: nativeTypeValues.BOOLEAN }, NUMBER : { value: nativeTypeValues.NUMBER }, DATE : { value: nativeTypeValues.DATE }, JSON : { value: nativeTypeValues.JSON } }); return instance; }
[ "function", "Core", "(", "options", ")", "{", "// validate input", "Errors", ".", "assertInternal", "(", "Util", ".", "isObject", "(", "options", ")", ")", ";", "Errors", ".", "assertInternal", "(", "Util", ".", "exists", "(", "options", ".", "httpClient", ...
Creates a new instance of the Snowflake core module. @param {Object} options @returns {Object} @constructor
[ "Creates", "a", "new", "instance", "of", "the", "Snowflake", "core", "module", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/core.js#L24-L184
10,039
snowflakedb/snowflake-connector-nodejs
lib/core.js
function(options, serializedConnection) { // check for missing serializedConfig Errors.checkArgumentExists(Util.exists(serializedConnection), ErrorCodes.ERR_CONN_DESERIALIZE_MISSING_CONFIG); // check for invalid serializedConfig Errors.checkArgumentValid(Util.isString(serializedConnection), ErrorCodes.ERR_CONN_DESERIALIZE_INVALID_CONFIG_TYPE); // try to json-parse serializedConfig var config; try { config = JSON.parse(serializedConnection); } catch (err) {} finally { // if serializedConfig can't be parsed to json, throw an error Errors.checkArgumentValid(Util.isObject(config), ErrorCodes.ERR_CONN_DESERIALIZE_INVALID_CONFIG_FORM); } return createConnection(options, config); }
javascript
function(options, serializedConnection) { // check for missing serializedConfig Errors.checkArgumentExists(Util.exists(serializedConnection), ErrorCodes.ERR_CONN_DESERIALIZE_MISSING_CONFIG); // check for invalid serializedConfig Errors.checkArgumentValid(Util.isString(serializedConnection), ErrorCodes.ERR_CONN_DESERIALIZE_INVALID_CONFIG_TYPE); // try to json-parse serializedConfig var config; try { config = JSON.parse(serializedConnection); } catch (err) {} finally { // if serializedConfig can't be parsed to json, throw an error Errors.checkArgumentValid(Util.isObject(config), ErrorCodes.ERR_CONN_DESERIALIZE_INVALID_CONFIG_FORM); } return createConnection(options, config); }
[ "function", "(", "options", ",", "serializedConnection", ")", "{", "// check for missing serializedConfig", "Errors", ".", "checkArgumentExists", "(", "Util", ".", "exists", "(", "serializedConnection", ")", ",", "ErrorCodes", ".", "ERR_CONN_DESERIALIZE_MISSING_CONFIG", "...
Deserializes a serialized connection. @param {Object} options @param {String} serializedConnection @returns {Object}
[ "Deserializes", "a", "serialized", "connection", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/core.js#L101-L126
10,040
snowflakedb/snowflake-connector-nodejs
lib/core.js
function(options) { var logTag = options.logLevel; if (Util.exists(logTag)) { // check that the specified value is a valid tag Errors.checkArgumentValid(LoggerCore.isValidLogTag(logTag), ErrorCodes.ERR_GLOGAL_CONFIGURE_INVALID_LOG_LEVEL); Logger.getInstance().configure( { level: LoggerCore.logTagToLevel(logTag) }); } var insecureConnect = options.insecureConnect; if (Util.exists(insecureConnect)) { // check that the specified value is a boolean Errors.checkArgumentValid(Util.isBoolean(insecureConnect), ErrorCodes.ERR_GLOBAL_CONFIGURE_INVALID_INSECURE_CONNECT); GlobalConfig.setInsecureConnect(insecureConnect); } }
javascript
function(options) { var logTag = options.logLevel; if (Util.exists(logTag)) { // check that the specified value is a valid tag Errors.checkArgumentValid(LoggerCore.isValidLogTag(logTag), ErrorCodes.ERR_GLOGAL_CONFIGURE_INVALID_LOG_LEVEL); Logger.getInstance().configure( { level: LoggerCore.logTagToLevel(logTag) }); } var insecureConnect = options.insecureConnect; if (Util.exists(insecureConnect)) { // check that the specified value is a boolean Errors.checkArgumentValid(Util.isBoolean(insecureConnect), ErrorCodes.ERR_GLOBAL_CONFIGURE_INVALID_INSECURE_CONNECT); GlobalConfig.setInsecureConnect(insecureConnect); } }
[ "function", "(", "options", ")", "{", "var", "logTag", "=", "options", ".", "logLevel", ";", "if", "(", "Util", ".", "exists", "(", "logTag", ")", ")", "{", "// check that the specified value is a valid tag", "Errors", ".", "checkArgumentValid", "(", "LoggerCore...
Configures this instance of the Snowflake core module. @param {Object} options
[ "Configures", "this", "instance", "of", "the", "Snowflake", "core", "module", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/core.js#L145-L169
10,041
snowflakedb/snowflake-connector-nodejs
lib/logger/node.js
Logger
function Logger(options) { var common; var winstonLogger; /** * Logs a message at a given level. * * @param {String} levelTag the tag associated with the level at which to log * the message. * @param {String} message the message to log. * @param {Number} bufferMaxLength the maximum size to which the message * buffer can grow. */ var logMessage = function(levelTag, message, bufferMaxLength) { // initialize the winston logger if needed if (!winstonLogger) { winstonLogger = new winston.createLogger( { transports: [ new (winston.transports.Console)(), new (winston.transports.File)({ filename: 'snowflake.log' }) ], level: common.getLevelTag(), levels: common.getLevelTagsMap() }); } // get the appropriate logging method using the level tag and use this // method to log the message winstonLogger[levelTag](message); }; // create an inner implementation to which all our methods will be forwarded common = Core.createLogger(options, logMessage); /** * Configures this logger. * * @param {Object} options */ this.configure = function(options) { common.configure(options); }; /** * Returns the current log level. * * @returns {Number} */ this.getLevel = function() { return common.getLevelNumber(); }; /** * Logs a given message at the error level. * * @param {String} message */ this.error = function(message) { common.error.apply(common, arguments); }; /** * Logs a given message at the warning level. * * @param {String} message */ this.warn = function(message) { common.warn.apply(common, arguments); }; /** * Logs a given message at the info level. * * @param {String} message */ this.info = function(message) { common.info.apply(common, arguments); }; /** * Logs a given message at the debug level. * * @param {String} message */ this.debug = function(message) { common.debug.apply(common, arguments); }; /** * Logs a given message at the trace level. * * @param {String} message */ this.trace = function(message) { common.trace.apply(common, arguments); }; /** * Returns the log buffer. * * @returns {String[]} */ this.getLogBuffer = function() { return common.getLogBuffer(); }; }
javascript
function Logger(options) { var common; var winstonLogger; /** * Logs a message at a given level. * * @param {String} levelTag the tag associated with the level at which to log * the message. * @param {String} message the message to log. * @param {Number} bufferMaxLength the maximum size to which the message * buffer can grow. */ var logMessage = function(levelTag, message, bufferMaxLength) { // initialize the winston logger if needed if (!winstonLogger) { winstonLogger = new winston.createLogger( { transports: [ new (winston.transports.Console)(), new (winston.transports.File)({ filename: 'snowflake.log' }) ], level: common.getLevelTag(), levels: common.getLevelTagsMap() }); } // get the appropriate logging method using the level tag and use this // method to log the message winstonLogger[levelTag](message); }; // create an inner implementation to which all our methods will be forwarded common = Core.createLogger(options, logMessage); /** * Configures this logger. * * @param {Object} options */ this.configure = function(options) { common.configure(options); }; /** * Returns the current log level. * * @returns {Number} */ this.getLevel = function() { return common.getLevelNumber(); }; /** * Logs a given message at the error level. * * @param {String} message */ this.error = function(message) { common.error.apply(common, arguments); }; /** * Logs a given message at the warning level. * * @param {String} message */ this.warn = function(message) { common.warn.apply(common, arguments); }; /** * Logs a given message at the info level. * * @param {String} message */ this.info = function(message) { common.info.apply(common, arguments); }; /** * Logs a given message at the debug level. * * @param {String} message */ this.debug = function(message) { common.debug.apply(common, arguments); }; /** * Logs a given message at the trace level. * * @param {String} message */ this.trace = function(message) { common.trace.apply(common, arguments); }; /** * Returns the log buffer. * * @returns {String[]} */ this.getLogBuffer = function() { return common.getLogBuffer(); }; }
[ "function", "Logger", "(", "options", ")", "{", "var", "common", ";", "var", "winstonLogger", ";", "/**\n * Logs a message at a given level.\n *\n * @param {String} levelTag the tag associated with the level at which to log\n * the message.\n * @param {String} message the message...
Creates a new Logger instance for when we're running in node. @param {Object} [options] @constructor
[ "Creates", "a", "new", "Logger", "instance", "for", "when", "we", "re", "running", "in", "node", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/logger/node.js#L16-L134
10,042
snowflakedb/snowflake-connector-nodejs
lib/connection/connection_config.js
createParameters
function createParameters() { var isNonNegativeInteger = Util.number.isNonNegativeInteger.bind(Util.number); var isPositiveInteger = Util.number.isPositiveInteger.bind(Util.number); var isNonNegativeNumber = Util.number.isNonNegative.bind(Util.number); return [ { name : PARAM_TIMEOUT, defaultValue : 90 * 1000, external : true, validate : isPositiveInteger }, { name : PARAM_RESULT_PREFETCH, defaultValue : 2, external : true, validate : isPositiveInteger }, { name : PARAM_RESULT_STREAM_INTERRUPTS, defaultValue : 3, validate : isPositiveInteger }, // for now we set chunk cache size to 1, which is same as // disabling the chunk cache. Otherwise, cache will explode // memory when fetching large result set { name : PARAM_RESULT_CHUNK_CACHE_SIZE, defaultValue : 1, validate : isPositiveInteger }, { name : PARAM_RESULT_PROCESSING_BATCH_SIZE, defaultValue : 1000, validate : isPositiveInteger }, { name : PARAM_RESULT_PROCESSING_BATCH_DURATION, defaultValue : 100, validate : isPositiveInteger }, { name : PARAM_ROW_STREAM_HIGH_WATER_MARK, defaultValue : 10, validate : isPositiveInteger }, { name : PARAM_RETRY_LARGE_RESULT_SET_MAX_NUM_RETRIES, defaultValue : 10, validate : isNonNegativeInteger }, { name : PARAM_RETRY_LARGE_RESULT_SET_MAX_SLEEP_TIME, defaultValue : 16, validate : isNonNegativeInteger }, { name : PARAM_RETRY_SF_MAX_NUM_RETRIES, defaultValue : 1000, validate : isNonNegativeInteger }, { name : PARAM_RETRY_SF_STARTING_SLEEP_TIME, defaultValue : 0.25, validate : isNonNegativeNumber }, { name : PARAM_RETRY_SF_MAX_SLEEP_TIME, defaultValue : 16, validate : isNonNegativeNumber } ]; }
javascript
function createParameters() { var isNonNegativeInteger = Util.number.isNonNegativeInteger.bind(Util.number); var isPositiveInteger = Util.number.isPositiveInteger.bind(Util.number); var isNonNegativeNumber = Util.number.isNonNegative.bind(Util.number); return [ { name : PARAM_TIMEOUT, defaultValue : 90 * 1000, external : true, validate : isPositiveInteger }, { name : PARAM_RESULT_PREFETCH, defaultValue : 2, external : true, validate : isPositiveInteger }, { name : PARAM_RESULT_STREAM_INTERRUPTS, defaultValue : 3, validate : isPositiveInteger }, // for now we set chunk cache size to 1, which is same as // disabling the chunk cache. Otherwise, cache will explode // memory when fetching large result set { name : PARAM_RESULT_CHUNK_CACHE_SIZE, defaultValue : 1, validate : isPositiveInteger }, { name : PARAM_RESULT_PROCESSING_BATCH_SIZE, defaultValue : 1000, validate : isPositiveInteger }, { name : PARAM_RESULT_PROCESSING_BATCH_DURATION, defaultValue : 100, validate : isPositiveInteger }, { name : PARAM_ROW_STREAM_HIGH_WATER_MARK, defaultValue : 10, validate : isPositiveInteger }, { name : PARAM_RETRY_LARGE_RESULT_SET_MAX_NUM_RETRIES, defaultValue : 10, validate : isNonNegativeInteger }, { name : PARAM_RETRY_LARGE_RESULT_SET_MAX_SLEEP_TIME, defaultValue : 16, validate : isNonNegativeInteger }, { name : PARAM_RETRY_SF_MAX_NUM_RETRIES, defaultValue : 1000, validate : isNonNegativeInteger }, { name : PARAM_RETRY_SF_STARTING_SLEEP_TIME, defaultValue : 0.25, validate : isNonNegativeNumber }, { name : PARAM_RETRY_SF_MAX_SLEEP_TIME, defaultValue : 16, validate : isNonNegativeNumber } ]; }
[ "function", "createParameters", "(", ")", "{", "var", "isNonNegativeInteger", "=", "Util", ".", "number", ".", "isNonNegativeInteger", ".", "bind", "(", "Util", ".", "number", ")", ";", "var", "isPositiveInteger", "=", "Util", ".", "number", ".", "isPositiveIn...
Creates the list of known parameters. If a parameter is marked as external, its value can be overridden by adding the appropriate name-value mapping to the ConnectionConfig options. @returns {Object[]}
[ "Creates", "the", "list", "of", "known", "parameters", ".", "If", "a", "parameter", "is", "marked", "as", "external", "its", "value", "can", "be", "overridden", "by", "adding", "the", "appropriate", "name", "-", "value", "mapping", "to", "the", "ConnectionCo...
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/connection_config.js#L441-L514
10,043
snowflakedb/snowflake-connector-nodejs
lib/logger/core.js
function(options) { var localIncludeTimestamp; var localBufferMaxLength; var localMessageMaxLength; var localLevel; // if an options argument is specified if (Util.exists(options)) { // make sure it's an object Errors.assertInternal(Util.isObject(options)); localIncludeTimestamp = options.includeTimestamp; localBufferMaxLength = options.bufferMaxLength; localMessageMaxLength = options.messageMaxLength; localLevel = options.level; } // if an includeTimestamp options is specified, convert it to a boolean if (Util.exists(localIncludeTimestamp)) { includeTimestamp = !!localIncludeTimestamp; } else if (!Util.exists(includeTimestamp)) { // default to true includeTimestamp = true; } // if a bufferMaxLength option is specified, make sure // it's a positive integer before updating the logger option if (Util.exists(localBufferMaxLength)) { Errors.assertInternal( Util.number.isPositiveInteger(localBufferMaxLength)); bufferMaxLength = localBufferMaxLength; } // initialize logger option if configure() hasn't been called before else if (!Util.exists(bufferMaxLength)) { bufferMaxLength = DEFAULT_BUFFER_MAX_LENGTH; } // if a messageMaxLength option is specified, make sure // it's a positive integer before updating the logger option if (Util.exists(localMessageMaxLength)) { Errors.assertInternal( Util.number.isPositiveInteger(localMessageMaxLength)); messageMaxLength = localMessageMaxLength; } // initialize logger option if configure() hasn't been called before else if (!Util.exists(messageMaxLength)) { messageMaxLength = DEFAULT_MESSAGE_MAX_LENGTH; } // if a level option is specified, make sure // it's valid before updating the logger option if (Util.exists(localLevel)) { Errors.assertInternal( MAP_LOG_LEVEL_TO_OBJECT.hasOwnProperty(localLevel)); currlevelObject = MAP_LOG_LEVEL_TO_OBJECT[localLevel]; } // initialize logger option if configure() hasn't been called before else if (!Util.exists(currlevelObject)) { currlevelObject = DEFAULT_LEVEL; } }
javascript
function(options) { var localIncludeTimestamp; var localBufferMaxLength; var localMessageMaxLength; var localLevel; // if an options argument is specified if (Util.exists(options)) { // make sure it's an object Errors.assertInternal(Util.isObject(options)); localIncludeTimestamp = options.includeTimestamp; localBufferMaxLength = options.bufferMaxLength; localMessageMaxLength = options.messageMaxLength; localLevel = options.level; } // if an includeTimestamp options is specified, convert it to a boolean if (Util.exists(localIncludeTimestamp)) { includeTimestamp = !!localIncludeTimestamp; } else if (!Util.exists(includeTimestamp)) { // default to true includeTimestamp = true; } // if a bufferMaxLength option is specified, make sure // it's a positive integer before updating the logger option if (Util.exists(localBufferMaxLength)) { Errors.assertInternal( Util.number.isPositiveInteger(localBufferMaxLength)); bufferMaxLength = localBufferMaxLength; } // initialize logger option if configure() hasn't been called before else if (!Util.exists(bufferMaxLength)) { bufferMaxLength = DEFAULT_BUFFER_MAX_LENGTH; } // if a messageMaxLength option is specified, make sure // it's a positive integer before updating the logger option if (Util.exists(localMessageMaxLength)) { Errors.assertInternal( Util.number.isPositiveInteger(localMessageMaxLength)); messageMaxLength = localMessageMaxLength; } // initialize logger option if configure() hasn't been called before else if (!Util.exists(messageMaxLength)) { messageMaxLength = DEFAULT_MESSAGE_MAX_LENGTH; } // if a level option is specified, make sure // it's valid before updating the logger option if (Util.exists(localLevel)) { Errors.assertInternal( MAP_LOG_LEVEL_TO_OBJECT.hasOwnProperty(localLevel)); currlevelObject = MAP_LOG_LEVEL_TO_OBJECT[localLevel]; } // initialize logger option if configure() hasn't been called before else if (!Util.exists(currlevelObject)) { currlevelObject = DEFAULT_LEVEL; } }
[ "function", "(", "options", ")", "{", "var", "localIncludeTimestamp", ";", "var", "localBufferMaxLength", ";", "var", "localMessageMaxLength", ";", "var", "localLevel", ";", "// if an options argument is specified", "if", "(", "Util", ".", "exists", "(", "options", ...
Configures this logger. @param {Object} options
[ "Configures", "this", "logger", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/logger/core.js#L113-L184
10,044
snowflakedb/snowflake-connector-nodejs
lib/parameters.js
Parameter
function Parameter(options) { // validate input Errors.assertInternal(Util.isObject(options)); Errors.assertInternal(Util.isString(options.name)); Errors.assertInternal(Util.exists(options.value)); var name = options.name; var value = options.value; /** * Returns the name of the parameter. * * @returns {String} */ this.getName = function () { return name; }; /** * Returns the value of the parameter. * * @returns {*} */ this.getValue = function () { return value; }; /** * Updates the value of the parameter. * * @param {*} targetValue */ this.setValue = function (targetValue) { value = targetValue; }; }
javascript
function Parameter(options) { // validate input Errors.assertInternal(Util.isObject(options)); Errors.assertInternal(Util.isString(options.name)); Errors.assertInternal(Util.exists(options.value)); var name = options.name; var value = options.value; /** * Returns the name of the parameter. * * @returns {String} */ this.getName = function () { return name; }; /** * Returns the value of the parameter. * * @returns {*} */ this.getValue = function () { return value; }; /** * Updates the value of the parameter. * * @param {*} targetValue */ this.setValue = function (targetValue) { value = targetValue; }; }
[ "function", "Parameter", "(", "options", ")", "{", "// validate input", "Errors", ".", "assertInternal", "(", "Util", ".", "isObject", "(", "options", ")", ")", ";", "Errors", ".", "assertInternal", "(", "Util", ".", "isString", "(", "options", ".", "name", ...
Creates a new Parameter. @param {Object} options @constructor
[ "Creates", "a", "new", "Parameter", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/parameters.js#L14-L53
10,045
snowflakedb/snowflake-connector-nodejs
lib/errors.js
createError
function createError(name, options) { // TODO: validate that name is a string and options is an object // TODO: this code is a bit of a mess and needs to be cleaned up // create a new error var error = new Error(); // set its name error.name = name; // set the error code var code; error.code = code = options.code; // if no error message was specified in the options var message = options.message; if (!message) { // use the error code to get the error message template var messageTemplate = errorMessages[code]; // if some error message arguments were specified, substitute them into the // error message template to get the full error message, otherwise just use // the error message template as the error message var messageArgs = options.messageArgs; if (messageArgs) { messageArgs = messageArgs.slice(); messageArgs.unshift(messageTemplate); message = Util.format.apply(Util, messageArgs); } else { message = messageTemplate; } } error.message = message; // if no sql state was specified in the options, use the error code to try to // get the appropriate sql state var sqlState = options.sqlState; if (!sqlState) { sqlState = errCodeToSqlState[code]; } error.sqlState = sqlState; // set the error data error.data = options.data; // set the error response and response body error.response = options.response; error.responseBody = options.responseBody; // set the error cause error.cause = options.cause; // set the error's fatal flag error.isFatal = options.isFatal; // if the error is not synchronous, add an externalize() method if (!options.synchronous) { error.externalize = function(errorCode, errorMessageArgs, sqlState) { var propNames = [ 'name', 'code', 'message', 'sqlState', 'data', 'response', 'responseBody', 'cause', 'isFatal', 'stack' ]; var externalizedError = new Error(); var propName, propValue; for (var index = 0, length = propNames.length; index < length; index++) { propName = propNames[index]; propValue = this[propName]; if (Util.exists(propValue)) { externalizedError[propName] = propValue; } } return externalizedError; }; } return error; }
javascript
function createError(name, options) { // TODO: validate that name is a string and options is an object // TODO: this code is a bit of a mess and needs to be cleaned up // create a new error var error = new Error(); // set its name error.name = name; // set the error code var code; error.code = code = options.code; // if no error message was specified in the options var message = options.message; if (!message) { // use the error code to get the error message template var messageTemplate = errorMessages[code]; // if some error message arguments were specified, substitute them into the // error message template to get the full error message, otherwise just use // the error message template as the error message var messageArgs = options.messageArgs; if (messageArgs) { messageArgs = messageArgs.slice(); messageArgs.unshift(messageTemplate); message = Util.format.apply(Util, messageArgs); } else { message = messageTemplate; } } error.message = message; // if no sql state was specified in the options, use the error code to try to // get the appropriate sql state var sqlState = options.sqlState; if (!sqlState) { sqlState = errCodeToSqlState[code]; } error.sqlState = sqlState; // set the error data error.data = options.data; // set the error response and response body error.response = options.response; error.responseBody = options.responseBody; // set the error cause error.cause = options.cause; // set the error's fatal flag error.isFatal = options.isFatal; // if the error is not synchronous, add an externalize() method if (!options.synchronous) { error.externalize = function(errorCode, errorMessageArgs, sqlState) { var propNames = [ 'name', 'code', 'message', 'sqlState', 'data', 'response', 'responseBody', 'cause', 'isFatal', 'stack' ]; var externalizedError = new Error(); var propName, propValue; for (var index = 0, length = propNames.length; index < length; index++) { propName = propNames[index]; propValue = this[propName]; if (Util.exists(propValue)) { externalizedError[propName] = propValue; } } return externalizedError; }; } return error; }
[ "function", "createError", "(", "name", ",", "options", ")", "{", "// TODO: validate that name is a string and options is an object", "// TODO: this code is a bit of a mess and needs to be cleaned up", "// create a new error", "var", "error", "=", "new", "Error", "(", ")", ";", ...
Creates a generic error. @param {String} name @param {Object} options @returns {Error}
[ "Creates", "a", "generic", "error", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/errors.js#L469-L568
10,046
snowflakedb/snowflake-connector-nodejs
lib/agent/ocsp_response_cache.js
OcspResponseCache
function OcspResponseCache(capacity, maxAge) { // validate input Errors.assertInternal(Util.number.isPositiveInteger(capacity)); Errors.assertInternal(Util.number.isPositiveInteger(maxAge)); // create a cache to store the responses var cache = new SimpleCache({ maxSize: capacity }); /** * Adds an entry to the cache. * * @param cert * @param response */ this.set = function set(cert, response) { // for the value, use an object that contains the response // as well as the time at which the response was saved cache.set(CertUtil.buildCertId(cert), { response : response, savedAt : Date.now() }); }; /** * Returns an entry from the cache. * * @param cert * @returns {*} */ this.get = function get(cert) { // build the certificate id var certId = CertUtil.buildCertId(cert); // if we have an entry in the cache var value = cache.get(certId); if (value) { var response = value.response; var savedAt = value.savedAt; var now = Date.now(); // if the cache entry has expired, or if the current time doesn't fall // within the response validity range, remove the entry from the cache if (((now - savedAt) > maxAge) || (response.thisUpdate > now) || (response.nextUpdate < now)) { cache.del(certId); response = null; } } return response; }; }
javascript
function OcspResponseCache(capacity, maxAge) { // validate input Errors.assertInternal(Util.number.isPositiveInteger(capacity)); Errors.assertInternal(Util.number.isPositiveInteger(maxAge)); // create a cache to store the responses var cache = new SimpleCache({ maxSize: capacity }); /** * Adds an entry to the cache. * * @param cert * @param response */ this.set = function set(cert, response) { // for the value, use an object that contains the response // as well as the time at which the response was saved cache.set(CertUtil.buildCertId(cert), { response : response, savedAt : Date.now() }); }; /** * Returns an entry from the cache. * * @param cert * @returns {*} */ this.get = function get(cert) { // build the certificate id var certId = CertUtil.buildCertId(cert); // if we have an entry in the cache var value = cache.get(certId); if (value) { var response = value.response; var savedAt = value.savedAt; var now = Date.now(); // if the cache entry has expired, or if the current time doesn't fall // within the response validity range, remove the entry from the cache if (((now - savedAt) > maxAge) || (response.thisUpdate > now) || (response.nextUpdate < now)) { cache.del(certId); response = null; } } return response; }; }
[ "function", "OcspResponseCache", "(", "capacity", ",", "maxAge", ")", "{", "// validate input", "Errors", ".", "assertInternal", "(", "Util", ".", "number", ".", "isPositiveInteger", "(", "capacity", ")", ")", ";", "Errors", ".", "assertInternal", "(", "Util", ...
Client-side cache for storing OCSP responses. @param {Number} capacity @param {Number} maxAge @constructor
[ "Client", "-", "side", "cache", "for", "storing", "OCSP", "responses", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/agent/ocsp_response_cache.js#L18-L76
10,047
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result_stream.js
ResultStream
function ResultStream(options) { // options should be an object Errors.assertInternal(Util.isObject(options)); var chunks = options.chunks; var prefetchSize = options.prefetchSize; // chunks should be an array Errors.assertInternal(Util.isArray(chunks)); // prefetch size should be non-negative Errors.assertInternal(Util.isNumber(prefetchSize) && (prefetchSize >= 0)); // start with the first chunk var start = 0; var self = this; /** * Called when a chunk fires a 'loadcomplete' event. * * @param {Error} err * @param {Chunk} chunk */ var onLoadComplete = function(err, chunk) { // unsubscribe from the 'loadcomplete' event chunk.removeListener('loadcomplete', onLoadComplete); // if the chunk load succeeded if (!err) { // move on to the next chunk start++; // emit an event to signal that new data is available self.emit('data', chunk); } else { // close the stream with an error; also, include a callback when emitting // the event in case someone wants to fix the problem and ask us to // continue from where we got interrupted close(self, err, doLoad); } }; /** * Identifies the next chunk to load and issues requests to fetch both its * contents plus the contents of the next few chunks. If there are no more * chunks to load, a 'close' event is fired on the stream to notify * subscribers that all the chunks have been successfully read. */ var doLoad = function() { // get the array of chunks whose contents need to be fetched var buffer = chunks.slice(start, start + prefetchSize + 1); // the first chunk in the buffer is the next chunk we want to load var nextChunk = buffer[0]; // if we don't have anymore chunks to load, we're done if (!nextChunk) { self.asyncClose(); } else { // fire off requests to load all the chunks in the buffer that aren't // already loading var chunk, index, length; for (index = 0, length = buffer.length; index < length; index++) { chunk = buffer[index]; if (!chunk.isLoading()) { chunk.load(); } } // subscribe to the loadcomplete event on the next chunk nextChunk.on('loadcomplete', onLoadComplete); } }; /** * Reads the next chunk of data in the result stream. */ this.read = function() { // TODO: if there are no more chunks to read, should we raise an error? // TODO: what if we're already in the middle of a read? // read the next chunk doLoad(); }; }
javascript
function ResultStream(options) { // options should be an object Errors.assertInternal(Util.isObject(options)); var chunks = options.chunks; var prefetchSize = options.prefetchSize; // chunks should be an array Errors.assertInternal(Util.isArray(chunks)); // prefetch size should be non-negative Errors.assertInternal(Util.isNumber(prefetchSize) && (prefetchSize >= 0)); // start with the first chunk var start = 0; var self = this; /** * Called when a chunk fires a 'loadcomplete' event. * * @param {Error} err * @param {Chunk} chunk */ var onLoadComplete = function(err, chunk) { // unsubscribe from the 'loadcomplete' event chunk.removeListener('loadcomplete', onLoadComplete); // if the chunk load succeeded if (!err) { // move on to the next chunk start++; // emit an event to signal that new data is available self.emit('data', chunk); } else { // close the stream with an error; also, include a callback when emitting // the event in case someone wants to fix the problem and ask us to // continue from where we got interrupted close(self, err, doLoad); } }; /** * Identifies the next chunk to load and issues requests to fetch both its * contents plus the contents of the next few chunks. If there are no more * chunks to load, a 'close' event is fired on the stream to notify * subscribers that all the chunks have been successfully read. */ var doLoad = function() { // get the array of chunks whose contents need to be fetched var buffer = chunks.slice(start, start + prefetchSize + 1); // the first chunk in the buffer is the next chunk we want to load var nextChunk = buffer[0]; // if we don't have anymore chunks to load, we're done if (!nextChunk) { self.asyncClose(); } else { // fire off requests to load all the chunks in the buffer that aren't // already loading var chunk, index, length; for (index = 0, length = buffer.length; index < length; index++) { chunk = buffer[index]; if (!chunk.isLoading()) { chunk.load(); } } // subscribe to the loadcomplete event on the next chunk nextChunk.on('loadcomplete', onLoadComplete); } }; /** * Reads the next chunk of data in the result stream. */ this.read = function() { // TODO: if there are no more chunks to read, should we raise an error? // TODO: what if we're already in the middle of a read? // read the next chunk doLoad(); }; }
[ "function", "ResultStream", "(", "options", ")", "{", "// options should be an object", "Errors", ".", "assertInternal", "(", "Util", ".", "isObject", "(", "options", ")", ")", ";", "var", "chunks", "=", "options", ".", "chunks", ";", "var", "prefetchSize", "=...
Creates a stream-like object that can be used to read the contents of an array of chunks with the ability to prefetch chunks as we go. Every time the contents of a new chunk become available, a 'data' event is fired. When there are no more chunks to read, a 'close' event is fired to indicate that the read operation is complete. If no chunks are specified in the options, the stream asynchronously fires a 'close' event after it is returned. @param {Object} [options] An options object with the following properties: {Object[]} chunks - The chunks to read. {Number} prefetchSize - The number of chunks to prefetch every time a new chunk is read. @constructor
[ "Creates", "a", "stream", "-", "like", "object", "that", "can", "be", "used", "to", "read", "the", "contents", "of", "an", "array", "of", "chunks", "with", "the", "ability", "to", "prefetch", "chunks", "as", "we", "go", ".", "Every", "time", "the", "co...
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result_stream.js#L24-L121
10,048
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result_stream.js
function(err, chunk) { // unsubscribe from the 'loadcomplete' event chunk.removeListener('loadcomplete', onLoadComplete); // if the chunk load succeeded if (!err) { // move on to the next chunk start++; // emit an event to signal that new data is available self.emit('data', chunk); } else { // close the stream with an error; also, include a callback when emitting // the event in case someone wants to fix the problem and ask us to // continue from where we got interrupted close(self, err, doLoad); } }
javascript
function(err, chunk) { // unsubscribe from the 'loadcomplete' event chunk.removeListener('loadcomplete', onLoadComplete); // if the chunk load succeeded if (!err) { // move on to the next chunk start++; // emit an event to signal that new data is available self.emit('data', chunk); } else { // close the stream with an error; also, include a callback when emitting // the event in case someone wants to fix the problem and ask us to // continue from where we got interrupted close(self, err, doLoad); } }
[ "function", "(", "err", ",", "chunk", ")", "{", "// unsubscribe from the 'loadcomplete' event", "chunk", ".", "removeListener", "(", "'loadcomplete'", ",", "onLoadComplete", ")", ";", "// if the chunk load succeeded", "if", "(", "!", "err", ")", "{", "// move on to th...
Called when a chunk fires a 'loadcomplete' event. @param {Error} err @param {Chunk} chunk
[ "Called", "when", "a", "chunk", "fires", "a", "loadcomplete", "event", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result_stream.js#L49-L70
10,049
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result_stream.js
function() { // get the array of chunks whose contents need to be fetched var buffer = chunks.slice(start, start + prefetchSize + 1); // the first chunk in the buffer is the next chunk we want to load var nextChunk = buffer[0]; // if we don't have anymore chunks to load, we're done if (!nextChunk) { self.asyncClose(); } else { // fire off requests to load all the chunks in the buffer that aren't // already loading var chunk, index, length; for (index = 0, length = buffer.length; index < length; index++) { chunk = buffer[index]; if (!chunk.isLoading()) { chunk.load(); } } // subscribe to the loadcomplete event on the next chunk nextChunk.on('loadcomplete', onLoadComplete); } }
javascript
function() { // get the array of chunks whose contents need to be fetched var buffer = chunks.slice(start, start + prefetchSize + 1); // the first chunk in the buffer is the next chunk we want to load var nextChunk = buffer[0]; // if we don't have anymore chunks to load, we're done if (!nextChunk) { self.asyncClose(); } else { // fire off requests to load all the chunks in the buffer that aren't // already loading var chunk, index, length; for (index = 0, length = buffer.length; index < length; index++) { chunk = buffer[index]; if (!chunk.isLoading()) { chunk.load(); } } // subscribe to the loadcomplete event on the next chunk nextChunk.on('loadcomplete', onLoadComplete); } }
[ "function", "(", ")", "{", "// get the array of chunks whose contents need to be fetched", "var", "buffer", "=", "chunks", ".", "slice", "(", "start", ",", "start", "+", "prefetchSize", "+", "1", ")", ";", "// the first chunk in the buffer is the next chunk we want to load"...
Identifies the next chunk to load and issues requests to fetch both its contents plus the contents of the next few chunks. If there are no more chunks to load, a 'close' event is fired on the stream to notify subscribers that all the chunks have been successfully read.
[ "Identifies", "the", "next", "chunk", "to", "load", "and", "issues", "requests", "to", "fetch", "both", "its", "contents", "plus", "the", "contents", "of", "the", "next", "few", "chunks", ".", "If", "there", "are", "no", "more", "chunks", "to", "load", "...
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result_stream.js#L78-L108
10,050
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
invokeStatementComplete
function invokeStatementComplete(statement, context) { // find out if the result will be streamed; // if a value is not specified, get it from the connection var streamResult = context.streamResult; if (!Util.exists(streamResult)) { streamResult = context.connectionConfig.getStreamResult(); } // if the result will be streamed later, // invoke the complete callback right away if (streamResult) { context.complete(Errors.externalize(context.resultError), statement); } else { process.nextTick(function() { // aggregate all the rows into an array and pass this // array to the complete callback as the last argument var rows = []; statement.streamRows() .on('data', function(row) { rows.push(row); }) .on('end', function() { context.complete(null, statement, rows); }) .on('error', function(err) { context.complete(Errors.externalize(err), statement); }); }); } }
javascript
function invokeStatementComplete(statement, context) { // find out if the result will be streamed; // if a value is not specified, get it from the connection var streamResult = context.streamResult; if (!Util.exists(streamResult)) { streamResult = context.connectionConfig.getStreamResult(); } // if the result will be streamed later, // invoke the complete callback right away if (streamResult) { context.complete(Errors.externalize(context.resultError), statement); } else { process.nextTick(function() { // aggregate all the rows into an array and pass this // array to the complete callback as the last argument var rows = []; statement.streamRows() .on('data', function(row) { rows.push(row); }) .on('end', function() { context.complete(null, statement, rows); }) .on('error', function(err) { context.complete(Errors.externalize(err), statement); }); }); } }
[ "function", "invokeStatementComplete", "(", "statement", ",", "context", ")", "{", "// find out if the result will be streamed;", "// if a value is not specified, get it from the connection", "var", "streamResult", "=", "context", ".", "streamResult", ";", "if", "(", "!", "Ut...
Invokes the statement complete callback. @param {Object} statement @param {Object} context
[ "Invokes", "the", "statement", "complete", "callback", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L543-L581
10,051
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
createOnStatementRequestSuccRow
function createOnStatementRequestSuccRow(statement, context) { return function(body) { // if we don't already have a result if (!context.result) { // build a result from the response context.result = new Result( { response : body, statement : statement, services : context.services, connectionConfig : context.connectionConfig }); // save the statement id context.statementId = context.result.getStatementId(); } else { // refresh the existing result context.result.refresh(body); } // only update the parameters if the statement isn't a post-exec statement if (context.type !== statementTypes.ROW_POST_EXEC) { Parameters.update(context.result.getParametersArray()); } }; }
javascript
function createOnStatementRequestSuccRow(statement, context) { return function(body) { // if we don't already have a result if (!context.result) { // build a result from the response context.result = new Result( { response : body, statement : statement, services : context.services, connectionConfig : context.connectionConfig }); // save the statement id context.statementId = context.result.getStatementId(); } else { // refresh the existing result context.result.refresh(body); } // only update the parameters if the statement isn't a post-exec statement if (context.type !== statementTypes.ROW_POST_EXEC) { Parameters.update(context.result.getParametersArray()); } }; }
[ "function", "createOnStatementRequestSuccRow", "(", "statement", ",", "context", ")", "{", "return", "function", "(", "body", ")", "{", "// if we don't already have a result", "if", "(", "!", "context", ".", "result", ")", "{", "// build a result from the response", "...
Creates a function that can be used by row statements to process the response when the request is successful. @param statement @param context @returns {Function}
[ "Creates", "a", "function", "that", "can", "be", "used", "by", "row", "statements", "to", "process", "the", "response", "when", "the", "request", "is", "successful", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L643-L674
10,052
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
FileStatementPreExec
function FileStatementPreExec( statementOptions, context, services, connectionConfig) { // call super BaseStatement.apply(this, arguments); // add the result request headers to the context context.resultRequestHeaders = buildResultRequestHeadersFile(); /** * Called when the statement request is successful. * * @param {Object} body */ context.onStatementRequestSucc = function(body) { context.fileMetadata = body; }; /** * Returns the file metadata generated by the statement. * * @returns {Object} */ this.getFileMetadata = function() { return context.fileMetadata; }; // send a request to execute the file statement sendRequestPreExec(context, context.onStatementRequestComp); }
javascript
function FileStatementPreExec( statementOptions, context, services, connectionConfig) { // call super BaseStatement.apply(this, arguments); // add the result request headers to the context context.resultRequestHeaders = buildResultRequestHeadersFile(); /** * Called when the statement request is successful. * * @param {Object} body */ context.onStatementRequestSucc = function(body) { context.fileMetadata = body; }; /** * Returns the file metadata generated by the statement. * * @returns {Object} */ this.getFileMetadata = function() { return context.fileMetadata; }; // send a request to execute the file statement sendRequestPreExec(context, context.onStatementRequestComp); }
[ "function", "FileStatementPreExec", "(", "statementOptions", ",", "context", ",", "services", ",", "connectionConfig", ")", "{", "// call super", "BaseStatement", ".", "apply", "(", "this", ",", "arguments", ")", ";", "// add the result request headers to the context", ...
Creates a new FileStatementPreExec instance. @param {Object} statementOptions @param {Object} context @param {Object} services @param {Object} connectionConfig @constructor
[ "Creates", "a", "new", "FileStatementPreExec", "instance", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L685-L716
10,053
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
RowStatementPostExec
function RowStatementPostExec( statementOptions, context, services, connectionConfig) { // call super BaseStatement.apply(this, arguments); // add the result request headers to the context context.resultRequestHeaders = buildResultRequestHeadersRow(); /** * Called when the statement request is successful. * * @param {Object} body */ context.onStatementRequestSucc = createOnStatementRequestSuccRow(this, context); /** * Fetches the rows in this statement's result and invokes the each() * callback on each row. If startIndex and endIndex values are specified, the * each() callback will only be invoked on rows in the requested range. The * end() callback will be invoked when either all the requested rows have been * successfully processed, or if an error was encountered while trying to * fetch the requested rows. * * @param {Object} options */ this.fetchRows = createFnFetchRows(this, context); /** * Streams the rows in this statement's result. If start and end values are * specified, only rows in the specified range are streamed. * * @param {Object} options */ this.streamRows = createFnStreamRows(this, context); // send a request to fetch the result sendRequestPostExec(context, context.onStatementRequestComp); }
javascript
function RowStatementPostExec( statementOptions, context, services, connectionConfig) { // call super BaseStatement.apply(this, arguments); // add the result request headers to the context context.resultRequestHeaders = buildResultRequestHeadersRow(); /** * Called when the statement request is successful. * * @param {Object} body */ context.onStatementRequestSucc = createOnStatementRequestSuccRow(this, context); /** * Fetches the rows in this statement's result and invokes the each() * callback on each row. If startIndex and endIndex values are specified, the * each() callback will only be invoked on rows in the requested range. The * end() callback will be invoked when either all the requested rows have been * successfully processed, or if an error was encountered while trying to * fetch the requested rows. * * @param {Object} options */ this.fetchRows = createFnFetchRows(this, context); /** * Streams the rows in this statement's result. If start and end values are * specified, only rows in the specified range are streamed. * * @param {Object} options */ this.streamRows = createFnStreamRows(this, context); // send a request to fetch the result sendRequestPostExec(context, context.onStatementRequestComp); }
[ "function", "RowStatementPostExec", "(", "statementOptions", ",", "context", ",", "services", ",", "connectionConfig", ")", "{", "// call super", "BaseStatement", ".", "apply", "(", "this", ",", "arguments", ")", ";", "// add the result request headers to the context", ...
Creates a new RowStatementPostExec instance. @param {Object} statementOptions @param {Object} context @param {Object} services @param {Object} connectionConfig @constructor
[ "Creates", "a", "new", "RowStatementPostExec", "instance", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L729-L768
10,054
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
createFnStreamRows
function createFnStreamRows(statement, context) { return function(options) { // if some options are specified if (Util.exists(options)) { // check for invalid options Errors.checkArgumentValid(Util.isObject(options), ErrorCodes.ERR_STMT_FETCH_ROWS_INVALID_OPTIONS); // check for invalid start if (Util.exists(options.start)) { Errors.checkArgumentValid(Util.isNumber(options.start), ErrorCodes.ERR_STMT_STREAM_ROWS_INVALID_START); } // check for invalid end if (Util.exists(options.end)) { Errors.checkArgumentValid(Util.isNumber(options.end), ErrorCodes.ERR_STMT_STREAM_ROWS_INVALID_END); } // check for invalid fetchAsString var fetchAsString = options.fetchAsString; if (Util.exists(fetchAsString)) { // check that the value is an array Errors.checkArgumentValid(Util.isArray(fetchAsString), ErrorCodes.ERR_STMT_STREAM_ROWS_INVALID_FETCH_AS_STRING); // check that all the array elements are valid var invalidValueIndex = NativeTypes.findInvalidValue(fetchAsString); Errors.checkArgumentValid(invalidValueIndex === -1, ErrorCodes.ERR_STMT_STREAM_ROWS_INVALID_FETCH_AS_STRING_VALUES, JSON.stringify(fetchAsString[invalidValueIndex])); } } return new RowStream(statement, context, options); }; }
javascript
function createFnStreamRows(statement, context) { return function(options) { // if some options are specified if (Util.exists(options)) { // check for invalid options Errors.checkArgumentValid(Util.isObject(options), ErrorCodes.ERR_STMT_FETCH_ROWS_INVALID_OPTIONS); // check for invalid start if (Util.exists(options.start)) { Errors.checkArgumentValid(Util.isNumber(options.start), ErrorCodes.ERR_STMT_STREAM_ROWS_INVALID_START); } // check for invalid end if (Util.exists(options.end)) { Errors.checkArgumentValid(Util.isNumber(options.end), ErrorCodes.ERR_STMT_STREAM_ROWS_INVALID_END); } // check for invalid fetchAsString var fetchAsString = options.fetchAsString; if (Util.exists(fetchAsString)) { // check that the value is an array Errors.checkArgumentValid(Util.isArray(fetchAsString), ErrorCodes.ERR_STMT_STREAM_ROWS_INVALID_FETCH_AS_STRING); // check that all the array elements are valid var invalidValueIndex = NativeTypes.findInvalidValue(fetchAsString); Errors.checkArgumentValid(invalidValueIndex === -1, ErrorCodes.ERR_STMT_STREAM_ROWS_INVALID_FETCH_AS_STRING_VALUES, JSON.stringify(fetchAsString[invalidValueIndex])); } } return new RowStream(statement, context, options); }; }
[ "function", "createFnStreamRows", "(", "statement", ",", "context", ")", "{", "return", "function", "(", "options", ")", "{", "// if some options are specified", "if", "(", "Util", ".", "exists", "(", "options", ")", ")", "{", "// check for invalid options", "Erro...
Creates a function that streams the rows in a statement's result. If start and end values are specified, only rows in the specified range are streamed. @param statement @param context
[ "Creates", "a", "function", "that", "streams", "the", "rows", "in", "a", "statement", "s", "result", ".", "If", "start", "and", "end", "values", "are", "specified", "only", "rows", "in", "the", "specified", "range", "are", "streamed", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L865-L908
10,055
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
fetchRowsFromResult
function fetchRowsFromResult(options, statement, context) { var numInterrupts = 0; // forward to the result to get a FetchRowsOperation object var operation = context.result.fetchRows(options); // subscribe to the operation's 'complete' event operation.on('complete', function(err, continueCallback) { // we want to retry if the error is retryable and the // result stream hasn't been closed too many times if (Errors.isLargeResultSetError(err) && err.response && (err.response.statusCode === 403) && (numInterrupts < context.connectionConfig.getResultStreamInterrupts())) { // increment the interrupt counter numInterrupts++; // issue a request to fetch the result again sendRequestPostExec(context, function(err, body) { // refresh the result context.onStatementRequestComp(err, body); // if there was no error, continue from where we got interrupted if (!err) { continueCallback(); } }); } else { endFetchRows(options, statement, context); } }); }
javascript
function fetchRowsFromResult(options, statement, context) { var numInterrupts = 0; // forward to the result to get a FetchRowsOperation object var operation = context.result.fetchRows(options); // subscribe to the operation's 'complete' event operation.on('complete', function(err, continueCallback) { // we want to retry if the error is retryable and the // result stream hasn't been closed too many times if (Errors.isLargeResultSetError(err) && err.response && (err.response.statusCode === 403) && (numInterrupts < context.connectionConfig.getResultStreamInterrupts())) { // increment the interrupt counter numInterrupts++; // issue a request to fetch the result again sendRequestPostExec(context, function(err, body) { // refresh the result context.onStatementRequestComp(err, body); // if there was no error, continue from where we got interrupted if (!err) { continueCallback(); } }); } else { endFetchRows(options, statement, context); } }); }
[ "function", "fetchRowsFromResult", "(", "options", ",", "statement", ",", "context", ")", "{", "var", "numInterrupts", "=", "0", ";", "// forward to the result to get a FetchRowsOperation object", "var", "operation", "=", "context", ".", "result", ".", "fetchRows", "(...
Fetches rows from the statement's result. @param {Object} options the options passed to fetchRows(). @param {Object} statement @param {Object} context
[ "Fetches", "rows", "from", "the", "statement", "s", "result", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L929-L967
10,056
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
sendCancelStatement
function sendCancelStatement(statementContext, statement, callback) { var url; var json; // use different rest endpoints based on whether the statement id is available if (statementContext.statementId) { url = '/queries/' + statementContext.statementId + '/abort-request'; } else { url = '/queries/v1/abort-request'; json = { requestId: statementContext.requestId }; } // issue a request to cancel the statement statementContext.services.sf.request( { method : 'POST', url : url, json : json, callback : function(err) { // if a callback was specified, invoke it if (Util.isFunction(callback)) { callback(Errors.externalize(err), statement); } } }); }
javascript
function sendCancelStatement(statementContext, statement, callback) { var url; var json; // use different rest endpoints based on whether the statement id is available if (statementContext.statementId) { url = '/queries/' + statementContext.statementId + '/abort-request'; } else { url = '/queries/v1/abort-request'; json = { requestId: statementContext.requestId }; } // issue a request to cancel the statement statementContext.services.sf.request( { method : 'POST', url : url, json : json, callback : function(err) { // if a callback was specified, invoke it if (Util.isFunction(callback)) { callback(Errors.externalize(err), statement); } } }); }
[ "function", "sendCancelStatement", "(", "statementContext", ",", "statement", ",", "callback", ")", "{", "var", "url", ";", "var", "json", ";", "// use different rest endpoints based on whether the statement id is available", "if", "(", "statementContext", ".", "statementId...
Issues a request to cancel a statement. @param {Object} statementContext @param {Object} statement @param {Function} callback
[ "Issues", "a", "request", "to", "cancel", "a", "statement", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L976-L1010
10,057
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
sendRequestPreExec
function sendRequestPreExec(statementContext, onResultAvailable) { // get the request headers var headers = statementContext.resultRequestHeaders; // build the basic json for the request var json = { disableOfflineChunks : false, sqlText : statementContext.sqlText }; // if binds are specified, build a binds map and include it in the request if (Util.exists(statementContext.binds)) { json.bindings = buildBindsMap(statementContext.binds); } // include statement parameters if a value was specified if (Util.exists(statementContext.parameters)) { json.parameters = statementContext.parameters; } // include the internal flag if a value was specified if (Util.exists(statementContext.internal)) { json.isInternal = statementContext.internal; } // use the snowflake service to issue the request sendSfRequest(statementContext, { method : 'POST', headers : headers, url : Url.format( { pathname : '/queries/v1/query-request', search : QueryString.stringify( { requestId: statementContext.requestId }) }), json: json, callback: buildResultRequestCallback( statementContext, headers, onResultAvailable) }, true); }
javascript
function sendRequestPreExec(statementContext, onResultAvailable) { // get the request headers var headers = statementContext.resultRequestHeaders; // build the basic json for the request var json = { disableOfflineChunks : false, sqlText : statementContext.sqlText }; // if binds are specified, build a binds map and include it in the request if (Util.exists(statementContext.binds)) { json.bindings = buildBindsMap(statementContext.binds); } // include statement parameters if a value was specified if (Util.exists(statementContext.parameters)) { json.parameters = statementContext.parameters; } // include the internal flag if a value was specified if (Util.exists(statementContext.internal)) { json.isInternal = statementContext.internal; } // use the snowflake service to issue the request sendSfRequest(statementContext, { method : 'POST', headers : headers, url : Url.format( { pathname : '/queries/v1/query-request', search : QueryString.stringify( { requestId: statementContext.requestId }) }), json: json, callback: buildResultRequestCallback( statementContext, headers, onResultAvailable) }, true); }
[ "function", "sendRequestPreExec", "(", "statementContext", ",", "onResultAvailable", ")", "{", "// get the request headers", "var", "headers", "=", "statementContext", ".", "resultRequestHeaders", ";", "// build the basic json for the request", "var", "json", "=", "{", "dis...
Issues a request to get the result of a statement that hasn't been previously executed. @param statementContext @param onResultAvailable
[ "Issues", "a", "request", "to", "get", "the", "result", "of", "a", "statement", "that", "hasn", "t", "been", "previously", "executed", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L1019-L1067
10,058
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
buildBindsMap
function buildBindsMap(bindsArray) { var bindsMap = {}; var isArrayBinding = bindsArray.length >0 && Util.isArray(bindsArray[0]); var singleArray = isArrayBinding ? bindsArray[0] : bindsArray; for (var index = 0, length = singleArray.length; index < length; index++) { var value = singleArray[index]; // pick the appropriate logical data type based on the bind value var type; if (Util.isBoolean(value)) { type = 'BOOLEAN'; } else if (Util.isObject(value) || Util.isArray(value)) { type = 'VARIANT'; } else if (Util.isNumber(value)) { type = 'REAL'; } else { type = 'TEXT'; } // convert non-null values to a string if necessary; we don't convert null // because the client might want to run something like // sql text = update t set name = :1 where id = 1;, binds = [null] // and converting null to a string would result in us executing // sql text = update t set name = 'null' where id = 1; // instead of // sql text = update t set name = null where id = 1; if (!isArrayBinding) { if (value !== null && !Util.isString(value)) { value = JSON.stringify(value); } } else { value = []; for (var rowIndex = 0; rowIndex < bindsArray.length; rowIndex++) { var value0 = bindsArray[rowIndex][index]; if (value0 !== null && !Util.isString(value0)) { value0 = JSON.stringify(value0); } value.push(value0); } } // add an entry for the bind variable to the map bindsMap[index + 1] = { type : type, value : value }; } return bindsMap; }
javascript
function buildBindsMap(bindsArray) { var bindsMap = {}; var isArrayBinding = bindsArray.length >0 && Util.isArray(bindsArray[0]); var singleArray = isArrayBinding ? bindsArray[0] : bindsArray; for (var index = 0, length = singleArray.length; index < length; index++) { var value = singleArray[index]; // pick the appropriate logical data type based on the bind value var type; if (Util.isBoolean(value)) { type = 'BOOLEAN'; } else if (Util.isObject(value) || Util.isArray(value)) { type = 'VARIANT'; } else if (Util.isNumber(value)) { type = 'REAL'; } else { type = 'TEXT'; } // convert non-null values to a string if necessary; we don't convert null // because the client might want to run something like // sql text = update t set name = :1 where id = 1;, binds = [null] // and converting null to a string would result in us executing // sql text = update t set name = 'null' where id = 1; // instead of // sql text = update t set name = null where id = 1; if (!isArrayBinding) { if (value !== null && !Util.isString(value)) { value = JSON.stringify(value); } } else { value = []; for (var rowIndex = 0; rowIndex < bindsArray.length; rowIndex++) { var value0 = bindsArray[rowIndex][index]; if (value0 !== null && !Util.isString(value0)) { value0 = JSON.stringify(value0); } value.push(value0); } } // add an entry for the bind variable to the map bindsMap[index + 1] = { type : type, value : value }; } return bindsMap; }
[ "function", "buildBindsMap", "(", "bindsArray", ")", "{", "var", "bindsMap", "=", "{", "}", ";", "var", "isArrayBinding", "=", "bindsArray", ".", "length", ">", "0", "&&", "Util", ".", "isArray", "(", "bindsArray", "[", "0", "]", ")", ";", "var", "sing...
Converts a bind variables array to a map that can be included in the POST-body when issuing a pre-exec statement request. @param bindsArray @returns {Object}
[ "Converts", "a", "bind", "variables", "array", "to", "a", "map", "that", "can", "be", "included", "in", "the", "POST", "-", "body", "when", "issuing", "a", "pre", "-", "exec", "statement", "request", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L1077-L1143
10,059
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
sendRequestPostExec
function sendRequestPostExec(statementContext, onResultAvailable) { // get the request headers var headers = statementContext.resultRequestHeaders; // use the snowflake service to issue the request sendSfRequest(statementContext, { method : 'GET', headers: headers, url : Url.format( { pathname: '/queries/' + statementContext.statementId + '/result', search : QueryString.stringify( { disableOfflineChunks: false }) }), callback: buildResultRequestCallback( statementContext, headers, onResultAvailable) }); }
javascript
function sendRequestPostExec(statementContext, onResultAvailable) { // get the request headers var headers = statementContext.resultRequestHeaders; // use the snowflake service to issue the request sendSfRequest(statementContext, { method : 'GET', headers: headers, url : Url.format( { pathname: '/queries/' + statementContext.statementId + '/result', search : QueryString.stringify( { disableOfflineChunks: false }) }), callback: buildResultRequestCallback( statementContext, headers, onResultAvailable) }); }
[ "function", "sendRequestPostExec", "(", "statementContext", ",", "onResultAvailable", ")", "{", "// get the request headers", "var", "headers", "=", "statementContext", ".", "resultRequestHeaders", ";", "// use the snowflake service to issue the request", "sendSfRequest", "(", ...
Issues a request to get the result of a statement that has been previously executed. @param statementContext @param onResultAvailable
[ "Issues", "a", "request", "to", "get", "the", "result", "of", "a", "statement", "that", "has", "been", "previously", "executed", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L1152-L1173
10,060
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
sendSfRequest
function sendSfRequest(statementContext, options, appendQueryParamOnRetry) { var sf = statementContext.services.sf; var connectionConfig = statementContext.connectionConfig; // clone the options options = Util.apply({}, options); // get the original url and callback var urlOrig = options.url; var callbackOrig = options.callback; var numRetries = 0; var maxNumRetries = connectionConfig.getRetrySfMaxNumRetries(); var sleep = connectionConfig.getRetrySfStartingSleepTime(); // create a function to send the request var sendRequest = function sendRequest() { // if this is a retry and a query parameter should be appended to the url on // retry, update the url if ((numRetries > 0) && appendQueryParamOnRetry) { options.url = Util.url.appendParam(urlOrig, 'retry', true); } sf.request(options); }; // replace the specified callback with a new one that retries options.callback = function(err) { // if we haven't exceeded the maximum number of retries yet and the server // came back with a retryable error code if (numRetries < maxNumRetries && err && Util.isRetryableHttpError( err.response, false // no retry for HTTP 403 )) { // increment the retry count numRetries++; // use exponential backoff with decorrelated jitter to compute the // next sleep time. var cap = connectionConfig.getRetrySfMaxSleepTime(); sleep = Util.nextSleepTime(1, cap, sleep); Logger.getInstance().debug( 'Retrying statement with request id %s, retry count = %s', statementContext.requestId, numRetries); // wait the appropriate amount of time before retrying the request setTimeout(sendRequest, sleep * 1000); } else { // invoke the original callback callbackOrig.apply(this, arguments); } }; // issue the request sendRequest(); }
javascript
function sendSfRequest(statementContext, options, appendQueryParamOnRetry) { var sf = statementContext.services.sf; var connectionConfig = statementContext.connectionConfig; // clone the options options = Util.apply({}, options); // get the original url and callback var urlOrig = options.url; var callbackOrig = options.callback; var numRetries = 0; var maxNumRetries = connectionConfig.getRetrySfMaxNumRetries(); var sleep = connectionConfig.getRetrySfStartingSleepTime(); // create a function to send the request var sendRequest = function sendRequest() { // if this is a retry and a query parameter should be appended to the url on // retry, update the url if ((numRetries > 0) && appendQueryParamOnRetry) { options.url = Util.url.appendParam(urlOrig, 'retry', true); } sf.request(options); }; // replace the specified callback with a new one that retries options.callback = function(err) { // if we haven't exceeded the maximum number of retries yet and the server // came back with a retryable error code if (numRetries < maxNumRetries && err && Util.isRetryableHttpError( err.response, false // no retry for HTTP 403 )) { // increment the retry count numRetries++; // use exponential backoff with decorrelated jitter to compute the // next sleep time. var cap = connectionConfig.getRetrySfMaxSleepTime(); sleep = Util.nextSleepTime(1, cap, sleep); Logger.getInstance().debug( 'Retrying statement with request id %s, retry count = %s', statementContext.requestId, numRetries); // wait the appropriate amount of time before retrying the request setTimeout(sendRequest, sleep * 1000); } else { // invoke the original callback callbackOrig.apply(this, arguments); } }; // issue the request sendRequest(); }
[ "function", "sendSfRequest", "(", "statementContext", ",", "options", ",", "appendQueryParamOnRetry", ")", "{", "var", "sf", "=", "statementContext", ".", "services", ".", "sf", ";", "var", "connectionConfig", "=", "statementContext", ".", "connectionConfig", ";", ...
Issues a statement-related request using the Snowflake service. @param {Object} statementContext the statement context. @param {Object} options the request options. @param {Boolean} [appendQueryParamOnRetry] whether retry=true should be appended to the url if the request is retried.
[ "Issues", "a", "statement", "-", "related", "request", "using", "the", "Snowflake", "service", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L1183-L1246
10,061
snowflakedb/snowflake-connector-nodejs
lib/connection/statement.js
buildResultRequestCallback
function buildResultRequestCallback( statementContext, headers, onResultAvailable) { var callback = function(err, body) { // if the result is not ready yet, extract the result url from the response // and issue a GET request to try to fetch the result again if (!err && body && (body.code === '333333' || body.code === '333334')) { // extract the statement id from the response and save it statementContext.statementId = body.data.queryId; // extract the result url from the response and try to get the result // again sendSfRequest(statementContext, { method : 'GET', headers : headers, url : body.data.getResultUrl, callback : callback }); } else { onResultAvailable.call(null, err, body); } }; return callback; }
javascript
function buildResultRequestCallback( statementContext, headers, onResultAvailable) { var callback = function(err, body) { // if the result is not ready yet, extract the result url from the response // and issue a GET request to try to fetch the result again if (!err && body && (body.code === '333333' || body.code === '333334')) { // extract the statement id from the response and save it statementContext.statementId = body.data.queryId; // extract the result url from the response and try to get the result // again sendSfRequest(statementContext, { method : 'GET', headers : headers, url : body.data.getResultUrl, callback : callback }); } else { onResultAvailable.call(null, err, body); } }; return callback; }
[ "function", "buildResultRequestCallback", "(", "statementContext", ",", "headers", ",", "onResultAvailable", ")", "{", "var", "callback", "=", "function", "(", "err", ",", "body", ")", "{", "// if the result is not ready yet, extract the result url from the response", "// a...
Builds a callback for use in an exec-statement or fetch-result request. @param statementContext @param headers @param onResultAvailable @returns {Function}
[ "Builds", "a", "callback", "for", "use", "in", "an", "exec", "-", "statement", "or", "fetch", "-", "result", "request", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/statement.js#L1257-L1286
10,062
snowflakedb/snowflake-connector-nodejs
lib/connection/result/chunk.js
Chunk
function Chunk(options) { // make sure the options object contains all the necessary information Errors.assertInternal(Util.isObject(options)); Errors.assertInternal(Util.isObject(options.statement)); Errors.assertInternal(Util.isObject(options.services)); Errors.assertInternal(Util.isNumber(options.startIndex)); Errors.assertInternal(Util.isArray(options.columns)); Errors.assertInternal(Util.isObject(options.mapColumnNameToIndices)); Errors.assertInternal(Util.isObject(options.statementParameters)); Errors.assertInternal(Util.isString(options.resultVersion)); Errors.assertInternal(Util.isNumber(options.rowCount)); // if the result is small (i.e. not persisted on S3/Blob), there's no // compressed and uncompressed size, so default to -1 this._compressedSize = options.compressedSize || -1; this._uncompressedSize = options.uncompressedSize || -1; // copy out other information from the options object and save it this._statement = options.statement; this._services = options.services; this._startIndex = options.startIndex; this._url = options.url; this._columns = options.columns; this._mapColumnNameToIndices = options.mapColumnNameToIndices; this._chunkHeaders = options.chunkHeaders; this._rowset = options.rowset; // use the start index and row count to compute the end index this._endIndex = this._startIndex + options.rowCount - 1; // use the start and end index to build an id for this chunk this._id = buildId(this._startIndex, this._endIndex); }
javascript
function Chunk(options) { // make sure the options object contains all the necessary information Errors.assertInternal(Util.isObject(options)); Errors.assertInternal(Util.isObject(options.statement)); Errors.assertInternal(Util.isObject(options.services)); Errors.assertInternal(Util.isNumber(options.startIndex)); Errors.assertInternal(Util.isArray(options.columns)); Errors.assertInternal(Util.isObject(options.mapColumnNameToIndices)); Errors.assertInternal(Util.isObject(options.statementParameters)); Errors.assertInternal(Util.isString(options.resultVersion)); Errors.assertInternal(Util.isNumber(options.rowCount)); // if the result is small (i.e. not persisted on S3/Blob), there's no // compressed and uncompressed size, so default to -1 this._compressedSize = options.compressedSize || -1; this._uncompressedSize = options.uncompressedSize || -1; // copy out other information from the options object and save it this._statement = options.statement; this._services = options.services; this._startIndex = options.startIndex; this._url = options.url; this._columns = options.columns; this._mapColumnNameToIndices = options.mapColumnNameToIndices; this._chunkHeaders = options.chunkHeaders; this._rowset = options.rowset; // use the start index and row count to compute the end index this._endIndex = this._startIndex + options.rowCount - 1; // use the start and end index to build an id for this chunk this._id = buildId(this._startIndex, this._endIndex); }
[ "function", "Chunk", "(", "options", ")", "{", "// make sure the options object contains all the necessary information", "Errors", ".", "assertInternal", "(", "Util", ".", "isObject", "(", "options", ")", ")", ";", "Errors", ".", "assertInternal", "(", "Util", ".", ...
Creates a new Chunk. @param options @constructor
[ "Creates", "a", "new", "Chunk", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/chunk.js#L15-L48
10,063
snowflakedb/snowflake-connector-nodejs
lib/connection/result/chunk.js
function(err) { // we're done loading self._isLoading = false; // emit an event to notify subscribers self.emit('loadcomplete', err, self); // invoke the callback if one was specified if (Util.isFunction(callback)) { callback(err, self); } }
javascript
function(err) { // we're done loading self._isLoading = false; // emit an event to notify subscribers self.emit('loadcomplete', err, self); // invoke the callback if one was specified if (Util.isFunction(callback)) { callback(err, self); } }
[ "function", "(", "err", ")", "{", "// we're done loading", "self", ".", "_isLoading", "=", "false", ";", "// emit an event to notify subscribers", "self", ".", "emit", "(", "'loadcomplete'", ",", "err", ",", "self", ")", ";", "// invoke the callback if one was specifi...
Completes the chunk load. @param err
[ "Completes", "the", "chunk", "load", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/chunk.js#L229-L242
10,064
snowflakedb/snowflake-connector-nodejs
lib/connection/result/chunk.js
convertRowsetToRows
function convertRowsetToRows( statement, startIndex, rowset, columns, mapColumnNameToIndices) { // assert that rowset and columns are arrays Errors.assertInternal(Util.isArray(rowset)); Errors.assertInternal(Util.isArray(columns)); /////////////////////////////////////////////////////////////////////////// //// Create functions that will be used as row methods //// /////////////////////////////////////////////////////////////////////////// /** * Returns the index of this row in the result. * * @returns {Number} */ var getRowIndex = function() { return this.rowIndex; }; /** * Returns the statement that produced this row. * * @returns {*} */ var getStatement = function getStatement() { return statement; }; /** * Returns the value of a column. * * @param {String | Number} columnIdentifier this can be either the column * name or the column index. * * @returns {*} */ var getColumnValue = function getColumnValue(columnIdentifier) { // resolve the column identifier to the correct column if possible var column = resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices); return column ? column.getRowValue(this) : undefined; }; /** * Returns the value of a column as a String. * * @param {String | Number} columnIdentifier this can be either the column * name or the column index. * * @returns {*} */ var getColumnValueAsString = function getColumnValueAsString(columnIdentifier) { // resolve the column identifier to the correct column if possible var column = resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices); return column ? column.getRowValueAsString(this) : undefined; }; /////////////////////////////////////////////////////////////////////////// //// Convert the rowset to an array of row objects //// /////////////////////////////////////////////////////////////////////////// // create a new array to store the processed rows var length = rowset.length; var rows = new Array(length); for (var index = 0; index < length; index++) { // add a new item to the rows array rows[index] = { _arrayProcessedColumns : [], values : rowset[index], rowIndex : startIndex + index, getRowIndex : getRowIndex, getStatement : getStatement, getColumnValue : getColumnValue, getColumnValueAsString : getColumnValueAsString }; } return rows; }
javascript
function convertRowsetToRows( statement, startIndex, rowset, columns, mapColumnNameToIndices) { // assert that rowset and columns are arrays Errors.assertInternal(Util.isArray(rowset)); Errors.assertInternal(Util.isArray(columns)); /////////////////////////////////////////////////////////////////////////// //// Create functions that will be used as row methods //// /////////////////////////////////////////////////////////////////////////// /** * Returns the index of this row in the result. * * @returns {Number} */ var getRowIndex = function() { return this.rowIndex; }; /** * Returns the statement that produced this row. * * @returns {*} */ var getStatement = function getStatement() { return statement; }; /** * Returns the value of a column. * * @param {String | Number} columnIdentifier this can be either the column * name or the column index. * * @returns {*} */ var getColumnValue = function getColumnValue(columnIdentifier) { // resolve the column identifier to the correct column if possible var column = resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices); return column ? column.getRowValue(this) : undefined; }; /** * Returns the value of a column as a String. * * @param {String | Number} columnIdentifier this can be either the column * name or the column index. * * @returns {*} */ var getColumnValueAsString = function getColumnValueAsString(columnIdentifier) { // resolve the column identifier to the correct column if possible var column = resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices); return column ? column.getRowValueAsString(this) : undefined; }; /////////////////////////////////////////////////////////////////////////// //// Convert the rowset to an array of row objects //// /////////////////////////////////////////////////////////////////////////// // create a new array to store the processed rows var length = rowset.length; var rows = new Array(length); for (var index = 0; index < length; index++) { // add a new item to the rows array rows[index] = { _arrayProcessedColumns : [], values : rowset[index], rowIndex : startIndex + index, getRowIndex : getRowIndex, getStatement : getStatement, getColumnValue : getColumnValue, getColumnValueAsString : getColumnValueAsString }; } return rows; }
[ "function", "convertRowsetToRows", "(", "statement", ",", "startIndex", ",", "rowset", ",", "columns", ",", "mapColumnNameToIndices", ")", "{", "// assert that rowset and columns are arrays", "Errors", ".", "assertInternal", "(", "Util", ".", "isArray", "(", "rowset", ...
Converts a rowset to an array of records. @param statement @param startIndex the chunk start index. @param rowset @param columns @param mapColumnNameToIndices @returns {Array} @private
[ "Converts", "a", "rowset", "to", "an", "array", "of", "records", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/chunk.js#L298-L393
10,065
snowflakedb/snowflake-connector-nodejs
lib/connection/result/chunk.js
getColumnValue
function getColumnValue(columnIdentifier) { // resolve the column identifier to the correct column if possible var column = resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices); return column ? column.getRowValue(this) : undefined; }
javascript
function getColumnValue(columnIdentifier) { // resolve the column identifier to the correct column if possible var column = resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices); return column ? column.getRowValue(this) : undefined; }
[ "function", "getColumnValue", "(", "columnIdentifier", ")", "{", "// resolve the column identifier to the correct column if possible", "var", "column", "=", "resolveColumnIdentifierToColumn", "(", "columns", ",", "columnIdentifier", ",", "mapColumnNameToIndices", ")", ";", "ret...
Returns the value of a column. @param {String | Number} columnIdentifier this can be either the column name or the column index. @returns {*}
[ "Returns", "the", "value", "of", "a", "column", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/chunk.js#L342-L349
10,066
snowflakedb/snowflake-connector-nodejs
lib/connection/result/chunk.js
getColumnValueAsString
function getColumnValueAsString(columnIdentifier) { // resolve the column identifier to the correct column if possible var column = resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices); return column ? column.getRowValueAsString(this) : undefined; }
javascript
function getColumnValueAsString(columnIdentifier) { // resolve the column identifier to the correct column if possible var column = resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices); return column ? column.getRowValueAsString(this) : undefined; }
[ "function", "getColumnValueAsString", "(", "columnIdentifier", ")", "{", "// resolve the column identifier to the correct column if possible", "var", "column", "=", "resolveColumnIdentifierToColumn", "(", "columns", ",", "columnIdentifier", ",", "mapColumnNameToIndices", ")", ";"...
Returns the value of a column as a String. @param {String | Number} columnIdentifier this can be either the column name or the column index. @returns {*}
[ "Returns", "the", "value", "of", "a", "column", "as", "a", "String", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/chunk.js#L359-L366
10,067
snowflakedb/snowflake-connector-nodejs
lib/connection/result/chunk.js
resolveColumnIdentifierToColumn
function resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices) { var columnIndex; // if the column identifier is a string, treat it as a column // name and use it to get the index of the specified column if (Util.isString(columnIdentifier)) { // if a valid column name was specified, get the index of the first column // with the specified name if (mapColumnNameToIndices.hasOwnProperty(columnIdentifier)) { columnIndex = mapColumnNameToIndices[columnIdentifier][0]; } } // if the column identifier is a number, treat it as a column index else if (Util.isNumber(columnIdentifier)) { columnIndex = columnIdentifier; } return columns[columnIndex]; }
javascript
function resolveColumnIdentifierToColumn( columns, columnIdentifier, mapColumnNameToIndices) { var columnIndex; // if the column identifier is a string, treat it as a column // name and use it to get the index of the specified column if (Util.isString(columnIdentifier)) { // if a valid column name was specified, get the index of the first column // with the specified name if (mapColumnNameToIndices.hasOwnProperty(columnIdentifier)) { columnIndex = mapColumnNameToIndices[columnIdentifier][0]; } } // if the column identifier is a number, treat it as a column index else if (Util.isNumber(columnIdentifier)) { columnIndex = columnIdentifier; } return columns[columnIndex]; }
[ "function", "resolveColumnIdentifierToColumn", "(", "columns", ",", "columnIdentifier", ",", "mapColumnNameToIndices", ")", "{", "var", "columnIndex", ";", "// if the column identifier is a string, treat it as a column", "// name and use it to get the index of the specified column", "i...
Resolves a column identifier to the corresponding column if possible. The column identifier can be a column name or a column index. If an invalid column identifier is specified, we return undefined. @param {Object[]} columns @param {String | Number} columnIdentifier @param {Object} mapColumnNameToIndices @returns {*}
[ "Resolves", "a", "column", "identifier", "to", "the", "corresponding", "column", "if", "possible", ".", "The", "column", "identifier", "can", "be", "a", "column", "name", "or", "a", "column", "index", ".", "If", "an", "invalid", "column", "identifier", "is",...
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/chunk.js#L406-L429
10,068
snowflakedb/snowflake-connector-nodejs
lib/services/large_result_set.js
LargeResultSetService
function LargeResultSetService(connectionConfig, httpClient) { // validate input Errors.assertInternal(Util.isObject(connectionConfig)); Errors.assertInternal(Util.isObject(httpClient)); function isRetryableError(response, err) { // https://aws.amazon.com/articles/1904 (Handling Errors) // Note: 403's are retried because of a bug in S3/Blob return Util.isRetryableHttpError( response, true // retry HTTP 403 ) || err && err.code === "ECONNRESET"; } /** * Issues a request to get an object from S3/Blob. * * @param {Object} options */ this.getObject = function getObject(options) { var numRetries = 0, sleep = 1; // get the maximum number of retries var maxNumRetries = options.maxNumRetries; if (!Util.exists(maxNumRetries)) { maxNumRetries = connectionConfig.getRetryLargeResultSetMaxNumRetries(); } Errors.assertInternal(Util.isNumber(maxNumRetries) && maxNumRetries >= 0); // invoked when the request completes var callback = function callback(err, response, body) { if (err) { // if we haven't exceeded the maximum number of retries yet and the // server came back with a retryable error code. if (numRetries < maxNumRetries && isRetryableError(response, err)) { // increment the number of retries numRetries++; // use exponential backoff with decorrelated jitter to compute the // next sleep time: var cap = connectionConfig.getRetryLargeResultSetMaxSleepTime(); sleep = Util.nextSleepTime(1, cap, sleep); // wait the appropriate amount of time before retrying the request setTimeout(sendRequest, sleep * 1000); } else { // wrap the error into a network error err = Errors.createNetworkError( ErrorCodes.ERR_LARGE_RESULT_SET_NETWORK_COULD_NOT_CONNECT, err); } } // if the response contains xml, build an S3/Blob error from the response else if (response.getResponseHeader('Content-Type') === 'application/xml') { err = Errors.createLargeResultSetError( ErrorCodes.ERR_LARGE_RESULT_SET_RESPONSE_FAILURE, response); } // if we have an error, clear the body if (err) { body = null; } // if a callback was specified, invoke it if (Util.isFunction(options.callback)) { options.callback(err, body); } }; var sendRequest = function sendRequest() { // issue a request to get the object from S3/Blob httpClient.request( { method: 'GET', url: options.url, headers: options.headers, gzip: true, // gunzip the response appendRequestId: false, callback: callback }); }; sendRequest(); }; }
javascript
function LargeResultSetService(connectionConfig, httpClient) { // validate input Errors.assertInternal(Util.isObject(connectionConfig)); Errors.assertInternal(Util.isObject(httpClient)); function isRetryableError(response, err) { // https://aws.amazon.com/articles/1904 (Handling Errors) // Note: 403's are retried because of a bug in S3/Blob return Util.isRetryableHttpError( response, true // retry HTTP 403 ) || err && err.code === "ECONNRESET"; } /** * Issues a request to get an object from S3/Blob. * * @param {Object} options */ this.getObject = function getObject(options) { var numRetries = 0, sleep = 1; // get the maximum number of retries var maxNumRetries = options.maxNumRetries; if (!Util.exists(maxNumRetries)) { maxNumRetries = connectionConfig.getRetryLargeResultSetMaxNumRetries(); } Errors.assertInternal(Util.isNumber(maxNumRetries) && maxNumRetries >= 0); // invoked when the request completes var callback = function callback(err, response, body) { if (err) { // if we haven't exceeded the maximum number of retries yet and the // server came back with a retryable error code. if (numRetries < maxNumRetries && isRetryableError(response, err)) { // increment the number of retries numRetries++; // use exponential backoff with decorrelated jitter to compute the // next sleep time: var cap = connectionConfig.getRetryLargeResultSetMaxSleepTime(); sleep = Util.nextSleepTime(1, cap, sleep); // wait the appropriate amount of time before retrying the request setTimeout(sendRequest, sleep * 1000); } else { // wrap the error into a network error err = Errors.createNetworkError( ErrorCodes.ERR_LARGE_RESULT_SET_NETWORK_COULD_NOT_CONNECT, err); } } // if the response contains xml, build an S3/Blob error from the response else if (response.getResponseHeader('Content-Type') === 'application/xml') { err = Errors.createLargeResultSetError( ErrorCodes.ERR_LARGE_RESULT_SET_RESPONSE_FAILURE, response); } // if we have an error, clear the body if (err) { body = null; } // if a callback was specified, invoke it if (Util.isFunction(options.callback)) { options.callback(err, body); } }; var sendRequest = function sendRequest() { // issue a request to get the object from S3/Blob httpClient.request( { method: 'GET', url: options.url, headers: options.headers, gzip: true, // gunzip the response appendRequestId: false, callback: callback }); }; sendRequest(); }; }
[ "function", "LargeResultSetService", "(", "connectionConfig", ",", "httpClient", ")", "{", "// validate input", "Errors", ".", "assertInternal", "(", "Util", ".", "isObject", "(", "connectionConfig", ")", ")", ";", "Errors", ".", "assertInternal", "(", "Util", "."...
Creates a new instance of an LargeResultSetService. @param {Object} connectionConfig @param {Object} httpClient @constructor
[ "Creates", "a", "new", "instance", "of", "an", "LargeResultSetService", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/services/large_result_set.js#L17-L113
10,069
snowflakedb/snowflake-connector-nodejs
lib/services/large_result_set.js
callback
function callback(err, response, body) { if (err) { // if we haven't exceeded the maximum number of retries yet and the // server came back with a retryable error code. if (numRetries < maxNumRetries && isRetryableError(response, err)) { // increment the number of retries numRetries++; // use exponential backoff with decorrelated jitter to compute the // next sleep time: var cap = connectionConfig.getRetryLargeResultSetMaxSleepTime(); sleep = Util.nextSleepTime(1, cap, sleep); // wait the appropriate amount of time before retrying the request setTimeout(sendRequest, sleep * 1000); } else { // wrap the error into a network error err = Errors.createNetworkError( ErrorCodes.ERR_LARGE_RESULT_SET_NETWORK_COULD_NOT_CONNECT, err); } } // if the response contains xml, build an S3/Blob error from the response else if (response.getResponseHeader('Content-Type') === 'application/xml') { err = Errors.createLargeResultSetError( ErrorCodes.ERR_LARGE_RESULT_SET_RESPONSE_FAILURE, response); } // if we have an error, clear the body if (err) { body = null; } // if a callback was specified, invoke it if (Util.isFunction(options.callback)) { options.callback(err, body); } }
javascript
function callback(err, response, body) { if (err) { // if we haven't exceeded the maximum number of retries yet and the // server came back with a retryable error code. if (numRetries < maxNumRetries && isRetryableError(response, err)) { // increment the number of retries numRetries++; // use exponential backoff with decorrelated jitter to compute the // next sleep time: var cap = connectionConfig.getRetryLargeResultSetMaxSleepTime(); sleep = Util.nextSleepTime(1, cap, sleep); // wait the appropriate amount of time before retrying the request setTimeout(sendRequest, sleep * 1000); } else { // wrap the error into a network error err = Errors.createNetworkError( ErrorCodes.ERR_LARGE_RESULT_SET_NETWORK_COULD_NOT_CONNECT, err); } } // if the response contains xml, build an S3/Blob error from the response else if (response.getResponseHeader('Content-Type') === 'application/xml') { err = Errors.createLargeResultSetError( ErrorCodes.ERR_LARGE_RESULT_SET_RESPONSE_FAILURE, response); } // if we have an error, clear the body if (err) { body = null; } // if a callback was specified, invoke it if (Util.isFunction(options.callback)) { options.callback(err, body); } }
[ "function", "callback", "(", "err", ",", "response", ",", "body", ")", "{", "if", "(", "err", ")", "{", "// if we haven't exceeded the maximum number of retries yet and the", "// server came back with a retryable error code.", "if", "(", "numRetries", "<", "maxNumRetries", ...
invoked when the request completes
[ "invoked", "when", "the", "request", "completes" ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/services/large_result_set.js#L50-L95
10,070
snowflakedb/snowflake-connector-nodejs
lib/connection/result/column.js
convertRawDate
function convertRawDate(rawColumnValue, column, context) { return new SfTimestamp( Number(rawColumnValue) * 86400, // convert to seconds 0, // no nano seconds 0, // no scale required 'UTC', // use utc as the timezone context.format).toSfDate(); }
javascript
function convertRawDate(rawColumnValue, column, context) { return new SfTimestamp( Number(rawColumnValue) * 86400, // convert to seconds 0, // no nano seconds 0, // no scale required 'UTC', // use utc as the timezone context.format).toSfDate(); }
[ "function", "convertRawDate", "(", "rawColumnValue", ",", "column", ",", "context", ")", "{", "return", "new", "SfTimestamp", "(", "Number", "(", "rawColumnValue", ")", "*", "86400", ",", "// convert to seconds", "0", ",", "// no nano seconds", "0", ",", "// no ...
Converts a raw column value of type Date to a Snowflake Date. @param {String} rawColumnValue @param {Object} column @param {Object} context @returns {Date}
[ "Converts", "a", "raw", "column", "value", "of", "type", "Date", "to", "a", "Snowflake", "Date", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/column.js#L294-L302
10,071
snowflakedb/snowflake-connector-nodejs
lib/connection/result/column.js
convertRawTime
function convertRawTime(rawColumnValue, column, context) { var columnScale = column.getScale(); // the values might be big so use BigNumber to do arithmetic var valFracSecsBig = new BigNumber(rawColumnValue).times(Math.pow(10, columnScale)); return convertRawTimestampHelper( valFracSecsBig, columnScale, 'UTC', context.format).toSfTime(); }
javascript
function convertRawTime(rawColumnValue, column, context) { var columnScale = column.getScale(); // the values might be big so use BigNumber to do arithmetic var valFracSecsBig = new BigNumber(rawColumnValue).times(Math.pow(10, columnScale)); return convertRawTimestampHelper( valFracSecsBig, columnScale, 'UTC', context.format).toSfTime(); }
[ "function", "convertRawTime", "(", "rawColumnValue", ",", "column", ",", "context", ")", "{", "var", "columnScale", "=", "column", ".", "getScale", "(", ")", ";", "// the values might be big so use BigNumber to do arithmetic", "var", "valFracSecsBig", "=", "new", "Big...
Converts a raw column value of type Time to a Snowflake Time. @param {String} rawColumnValue @param {Object} column @param {Object} context @returns {Object}
[ "Converts", "a", "raw", "column", "value", "of", "type", "Time", "to", "a", "Snowflake", "Time", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/column.js#L313-L326
10,072
snowflakedb/snowflake-connector-nodejs
lib/connection/result/column.js
convertRawTimestampLtz
function convertRawTimestampLtz(rawColumnValue, column, context) { var columnScale = column.getScale(); // the values might be big so use BigNumber to do arithmetic var valFracSecsBig = new BigNumber(rawColumnValue).times(Math.pow(10, columnScale)); // create a new snowflake date return convertRawTimestampHelper( valFracSecsBig, columnScale, context.statementParameters['TIMEZONE'], context.format).toSfDate(); }
javascript
function convertRawTimestampLtz(rawColumnValue, column, context) { var columnScale = column.getScale(); // the values might be big so use BigNumber to do arithmetic var valFracSecsBig = new BigNumber(rawColumnValue).times(Math.pow(10, columnScale)); // create a new snowflake date return convertRawTimestampHelper( valFracSecsBig, columnScale, context.statementParameters['TIMEZONE'], context.format).toSfDate(); }
[ "function", "convertRawTimestampLtz", "(", "rawColumnValue", ",", "column", ",", "context", ")", "{", "var", "columnScale", "=", "column", ".", "getScale", "(", ")", ";", "// the values might be big so use BigNumber to do arithmetic", "var", "valFracSecsBig", "=", "new"...
Converts a raw column value of type TIMESTAMP_LTZ to a Snowflake Date. @param {String} rawColumnValue @param {Object} column @param {Object} context @returns {Date}
[ "Converts", "a", "raw", "column", "value", "of", "type", "TIMESTAMP_LTZ", "to", "a", "Snowflake", "Date", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/column.js#L337-L351
10,073
snowflakedb/snowflake-connector-nodejs
lib/connection/result/column.js
convertRawTimestampTz
function convertRawTimestampTz(rawColumnValue, column, context) { var valFracSecsBig; var valFracSecsWithTzBig; var timezoneBig; var timezone; var timestampAndTZIndex; // compute the scale factor var columnScale = column.getScale(); var scaleFactor = Math.pow(10, columnScale); var resultVersion = context.resultVersion; if (resultVersion === '0' || resultVersion === undefined) { // the values might be big so use BigNumber to do arithmetic valFracSecsBig = new BigNumber(rawColumnValue).times(scaleFactor); // for _tz, the timezone is baked into the value valFracSecsWithTzBig = valFracSecsBig; // extract everything but the lowest 14 bits to get the fractional seconds valFracSecsBig = valFracSecsWithTzBig.dividedBy(16384).floor(); // extract the lowest 14 bits to get the timezone if (valFracSecsWithTzBig.greaterThanOrEqualTo(0)) { timezoneBig = valFracSecsWithTzBig.modulo(16384); } else { timezoneBig = valFracSecsWithTzBig.modulo(16384).plus(16384); } } else { // split the value into number of seconds and timezone index timestampAndTZIndex = rawColumnValue.split(' '); // the values might be big so use BigNumber to do arithmetic valFracSecsBig = new BigNumber(timestampAndTZIndex[0]).times(scaleFactor); timezoneBig = new BigNumber(timestampAndTZIndex[1]); } timezone = timezoneBig.toNumber(); // assert that timezone is valid Errors.assertInternal(timezone >= 0 && timezone <= 2880); // subtract 24 hours from the timezone to map [0, 48] to // [-24, 24], and convert the result to a number timezone = timezone - 1440; // create a new snowflake date return convertRawTimestampHelper( valFracSecsBig, columnScale, timezone, context.format).toSfDate(); }
javascript
function convertRawTimestampTz(rawColumnValue, column, context) { var valFracSecsBig; var valFracSecsWithTzBig; var timezoneBig; var timezone; var timestampAndTZIndex; // compute the scale factor var columnScale = column.getScale(); var scaleFactor = Math.pow(10, columnScale); var resultVersion = context.resultVersion; if (resultVersion === '0' || resultVersion === undefined) { // the values might be big so use BigNumber to do arithmetic valFracSecsBig = new BigNumber(rawColumnValue).times(scaleFactor); // for _tz, the timezone is baked into the value valFracSecsWithTzBig = valFracSecsBig; // extract everything but the lowest 14 bits to get the fractional seconds valFracSecsBig = valFracSecsWithTzBig.dividedBy(16384).floor(); // extract the lowest 14 bits to get the timezone if (valFracSecsWithTzBig.greaterThanOrEqualTo(0)) { timezoneBig = valFracSecsWithTzBig.modulo(16384); } else { timezoneBig = valFracSecsWithTzBig.modulo(16384).plus(16384); } } else { // split the value into number of seconds and timezone index timestampAndTZIndex = rawColumnValue.split(' '); // the values might be big so use BigNumber to do arithmetic valFracSecsBig = new BigNumber(timestampAndTZIndex[0]).times(scaleFactor); timezoneBig = new BigNumber(timestampAndTZIndex[1]); } timezone = timezoneBig.toNumber(); // assert that timezone is valid Errors.assertInternal(timezone >= 0 && timezone <= 2880); // subtract 24 hours from the timezone to map [0, 48] to // [-24, 24], and convert the result to a number timezone = timezone - 1440; // create a new snowflake date return convertRawTimestampHelper( valFracSecsBig, columnScale, timezone, context.format).toSfDate(); }
[ "function", "convertRawTimestampTz", "(", "rawColumnValue", ",", "column", ",", "context", ")", "{", "var", "valFracSecsBig", ";", "var", "valFracSecsWithTzBig", ";", "var", "timezoneBig", ";", "var", "timezone", ";", "var", "timestampAndTZIndex", ";", "// compute t...
Converts a raw column value of type TIMESTAMP_TZ to a Snowflake Date. @param {String} rawColumnValue @param {Object} column @param {Object} context @returns {Date}
[ "Converts", "a", "raw", "column", "value", "of", "type", "TIMESTAMP_TZ", "to", "a", "Snowflake", "Date", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/column.js#L387-L451
10,074
snowflakedb/snowflake-connector-nodejs
lib/connection/result/column.js
convertRawVariant
function convertRawVariant(rawColumnValue, column, context) { var ret; // if the input is a non-empty string, convert it to a json object if (Util.string.isNotNullOrEmpty(rawColumnValue)) { try { ret = eval("(" + rawColumnValue + ")"); } catch (parseError) { // TODO: log the error // throw the error throw parseError; } } return ret; }
javascript
function convertRawVariant(rawColumnValue, column, context) { var ret; // if the input is a non-empty string, convert it to a json object if (Util.string.isNotNullOrEmpty(rawColumnValue)) { try { ret = eval("(" + rawColumnValue + ")"); } catch (parseError) { // TODO: log the error // throw the error throw parseError; } } return ret; }
[ "function", "convertRawVariant", "(", "rawColumnValue", ",", "column", ",", "context", ")", "{", "var", "ret", ";", "// if the input is a non-empty string, convert it to a json object", "if", "(", "Util", ".", "string", ".", "isNotNullOrEmpty", "(", "rawColumnValue", ")...
Converts a raw column value of type Variant to a JavaScript value. @param {String} rawColumnValue @param {Object} column @param {Object} context @returns {Object | Array}
[ "Converts", "a", "raw", "column", "value", "of", "type", "Variant", "to", "a", "JavaScript", "value", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/column.js#L498-L519
10,075
snowflakedb/snowflake-connector-nodejs
lib/connection/result/column.js
convertRawBinary
function convertRawBinary(rawColumnValue, column, context) { // Ensure the format is valid. var format = context.format.toUpperCase(); Errors.assertInternal(format === "HEX" || format === "BASE64"); // Decode hex string sent by GS. var buffer = Buffer.from(rawColumnValue, "HEX"); if (format === "HEX") { buffer.toStringSf = function() { // The raw value is already an uppercase hex string, so just return it. // Note that buffer.toString("HEX") returns a lowercase hex string, but we // want upper case. return rawColumnValue; } } else { buffer.toStringSf = function() { return this.toString("BASE64"); } } buffer.getFormat = function() { return format; }; return buffer; }
javascript
function convertRawBinary(rawColumnValue, column, context) { // Ensure the format is valid. var format = context.format.toUpperCase(); Errors.assertInternal(format === "HEX" || format === "BASE64"); // Decode hex string sent by GS. var buffer = Buffer.from(rawColumnValue, "HEX"); if (format === "HEX") { buffer.toStringSf = function() { // The raw value is already an uppercase hex string, so just return it. // Note that buffer.toString("HEX") returns a lowercase hex string, but we // want upper case. return rawColumnValue; } } else { buffer.toStringSf = function() { return this.toString("BASE64"); } } buffer.getFormat = function() { return format; }; return buffer; }
[ "function", "convertRawBinary", "(", "rawColumnValue", ",", "column", ",", "context", ")", "{", "// Ensure the format is valid.", "var", "format", "=", "context", ".", "format", ".", "toUpperCase", "(", ")", ";", "Errors", ".", "assertInternal", "(", "format", "...
Converts a raw column value of type Binary to a Buffer. @param {String} rawColumnValue @param {Object} column @param {Object} context @returns {Buffer}
[ "Converts", "a", "raw", "column", "value", "of", "type", "Binary", "to", "a", "Buffer", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/column.js#L530-L563
10,076
snowflakedb/snowflake-connector-nodejs
lib/connection/result/column.js
extractFromRow
function extractFromRow(row, context, asString) { var map = row._arrayProcessedColumns; var values = row.values; // get the value var columnIndex = this.getIndex(); var ret = values[columnIndex]; // if we want the value as a string, and the column is of type variant, and we // haven't already processed the value before, we don't need to process the // value, so only process if none of the aforementioned conditions are true if (!(asString && this.isVariant() && !map[columnIndex])) { // if the column value has not been processed yet, process it, put it back // in the values array, and remember that the value has been processed if (!map[columnIndex]) { if (ret !== null) { ret = values[columnIndex] = context.convert(values[columnIndex], this, context); } map[columnIndex] = true; } // use the appropriate extraction function depending on whether // we want the value or a string representation of the value var extractFn = !asString ? context.toValue : context.toString; ret = extractFn(ret); } return ret; }
javascript
function extractFromRow(row, context, asString) { var map = row._arrayProcessedColumns; var values = row.values; // get the value var columnIndex = this.getIndex(); var ret = values[columnIndex]; // if we want the value as a string, and the column is of type variant, and we // haven't already processed the value before, we don't need to process the // value, so only process if none of the aforementioned conditions are true if (!(asString && this.isVariant() && !map[columnIndex])) { // if the column value has not been processed yet, process it, put it back // in the values array, and remember that the value has been processed if (!map[columnIndex]) { if (ret !== null) { ret = values[columnIndex] = context.convert(values[columnIndex], this, context); } map[columnIndex] = true; } // use the appropriate extraction function depending on whether // we want the value or a string representation of the value var extractFn = !asString ? context.toValue : context.toString; ret = extractFn(ret); } return ret; }
[ "function", "extractFromRow", "(", "row", ",", "context", ",", "asString", ")", "{", "var", "map", "=", "row", ".", "_arrayProcessedColumns", ";", "var", "values", "=", "row", ".", "values", ";", "// get the value", "var", "columnIndex", "=", "this", ".", ...
Extracts the value of a column from a given row. @param {Object} row @param {Object} context @param {Boolean} asString @returns {*}
[ "Extracts", "the", "value", "of", "a", "column", "from", "a", "given", "row", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/column.js#L709-L742
10,077
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result.js
Result
function Result(options) { var data; var chunkHeaders; var parametersMap; var parametersArray; var length; var index; var parameter; var mapColumnNameToIndices; var columns; var column; // assert that options is a valid object that contains a response, statement, // services and connection config Errors.assertInternal(Util.isObject(options)); Errors.assertInternal(Util.isObject(options.response)); Errors.assertInternal(Util.isObject(options.statement)); Errors.assertInternal(Util.isObject(options.services)); Errors.assertInternal(Util.isObject(options.connectionConfig)); // save the statement, services and connection config this._statement = options.statement; this._services = options.services; this._connectionConfig = options.connectionConfig; data = options.response.data; this._statementId = data.queryId; this._version = version = String(data.version); // don't rely on the version being a number this._returnedRows = data.returned; this._totalRows = data.total; this._statementTypeId = data.statementTypeId; // if no chunk headers were specified, but a query-result-master-key (qrmk) // was specified, build the chunk headers from the qrmk chunkHeaders = data.chunkHeaders; if (!Util.isObject(chunkHeaders) && Util.isString(data.qrmk)) { chunkHeaders = { 'x-amz-server-side-encryption-customer-algorithm': 'AES256', 'x-amz-server-side-encryption-customer-key': data.qrmk }; } this._chunkHeaders = chunkHeaders; // build a session state object from the response data; this can be used to // get the values of the current role, current warehouse, current database, // etc. this._sessionState = createSessionState(data); // convert the parameters array to a map parametersMap = {}; parametersArray = data.parameters; for (index = 0, length = parametersArray.length; index < length; index++) { parameter = parametersArray[index]; parametersMap[parameter.name] = parameter.value; } // save the parameters array this._parametersArray = parametersArray; // TODO: add timezone related information to columns // create columns from the rowtype array returned in the result var rowtype = data.rowtype; var numColumns = rowtype.length; this._columns = columns = new Array(numColumns); // convert the rowtype array to an array of columns and build an inverted // index map in which the keys are the column names and the values are the // indices of the columns with the corresponding names this._mapColumnNameToIndices = mapColumnNameToIndices = {}; for (index = 0; index < numColumns; index++) { // create a new column and add it to the columns array columns[index] = column = new Column(rowtype[index], index, parametersMap, version); // if we don't already have an index array for a column with this name, // create a new one, otherwise just append to the existing array of indices mapColumnNameToIndices[column.getName()] = mapColumnNameToIndices[column.getName()] || []; mapColumnNameToIndices[column.getName()].push(index); } // create chunks this._chunks = createChunks( data.chunks, data.rowset, this._columns, this._mapColumnNameToIndices, this._chunkHeaders, parametersMap, this._version, this._statement, this._services); // create a chunk cache and save a reference to it in case we need to // TODO: should we be clearing the cache at some point, e.g. when the result // is destroyed? this._chunkCache = createChunkCache( this._chunks, this._connectionConfig.getResultChunkCacheSize()); }
javascript
function Result(options) { var data; var chunkHeaders; var parametersMap; var parametersArray; var length; var index; var parameter; var mapColumnNameToIndices; var columns; var column; // assert that options is a valid object that contains a response, statement, // services and connection config Errors.assertInternal(Util.isObject(options)); Errors.assertInternal(Util.isObject(options.response)); Errors.assertInternal(Util.isObject(options.statement)); Errors.assertInternal(Util.isObject(options.services)); Errors.assertInternal(Util.isObject(options.connectionConfig)); // save the statement, services and connection config this._statement = options.statement; this._services = options.services; this._connectionConfig = options.connectionConfig; data = options.response.data; this._statementId = data.queryId; this._version = version = String(data.version); // don't rely on the version being a number this._returnedRows = data.returned; this._totalRows = data.total; this._statementTypeId = data.statementTypeId; // if no chunk headers were specified, but a query-result-master-key (qrmk) // was specified, build the chunk headers from the qrmk chunkHeaders = data.chunkHeaders; if (!Util.isObject(chunkHeaders) && Util.isString(data.qrmk)) { chunkHeaders = { 'x-amz-server-side-encryption-customer-algorithm': 'AES256', 'x-amz-server-side-encryption-customer-key': data.qrmk }; } this._chunkHeaders = chunkHeaders; // build a session state object from the response data; this can be used to // get the values of the current role, current warehouse, current database, // etc. this._sessionState = createSessionState(data); // convert the parameters array to a map parametersMap = {}; parametersArray = data.parameters; for (index = 0, length = parametersArray.length; index < length; index++) { parameter = parametersArray[index]; parametersMap[parameter.name] = parameter.value; } // save the parameters array this._parametersArray = parametersArray; // TODO: add timezone related information to columns // create columns from the rowtype array returned in the result var rowtype = data.rowtype; var numColumns = rowtype.length; this._columns = columns = new Array(numColumns); // convert the rowtype array to an array of columns and build an inverted // index map in which the keys are the column names and the values are the // indices of the columns with the corresponding names this._mapColumnNameToIndices = mapColumnNameToIndices = {}; for (index = 0; index < numColumns; index++) { // create a new column and add it to the columns array columns[index] = column = new Column(rowtype[index], index, parametersMap, version); // if we don't already have an index array for a column with this name, // create a new one, otherwise just append to the existing array of indices mapColumnNameToIndices[column.getName()] = mapColumnNameToIndices[column.getName()] || []; mapColumnNameToIndices[column.getName()].push(index); } // create chunks this._chunks = createChunks( data.chunks, data.rowset, this._columns, this._mapColumnNameToIndices, this._chunkHeaders, parametersMap, this._version, this._statement, this._services); // create a chunk cache and save a reference to it in case we need to // TODO: should we be clearing the cache at some point, e.g. when the result // is destroyed? this._chunkCache = createChunkCache( this._chunks, this._connectionConfig.getResultChunkCacheSize()); }
[ "function", "Result", "(", "options", ")", "{", "var", "data", ";", "var", "chunkHeaders", ";", "var", "parametersMap", ";", "var", "parametersArray", ";", "var", "length", ";", "var", "index", ";", "var", "parameter", ";", "var", "mapColumnNameToIndices", "...
Creates a new Result. @param {Object} options @constructor
[ "Creates", "a", "new", "Result", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result.js#L21-L128
10,078
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result.js
createSessionState
function createSessionState(responseData) { var currentRole = responseData.finalRoleName; var currentWarehouse = responseData.finalWarehouseName; var currentDatabaseProvider = responseData.databaseProvider; var currentDatabase = responseData.finalDatabaseName; var currentSchema = responseData.finalSchemaName; return { getCurrentRole: function() { return currentRole; }, getCurrentWarehouse: function() { return currentWarehouse; }, getCurrentDatabaseProvider: function() { return currentDatabaseProvider; }, getCurrentDatabase: function() { return currentDatabase; }, getCurrentSchema: function() { return currentSchema; } }; }
javascript
function createSessionState(responseData) { var currentRole = responseData.finalRoleName; var currentWarehouse = responseData.finalWarehouseName; var currentDatabaseProvider = responseData.databaseProvider; var currentDatabase = responseData.finalDatabaseName; var currentSchema = responseData.finalSchemaName; return { getCurrentRole: function() { return currentRole; }, getCurrentWarehouse: function() { return currentWarehouse; }, getCurrentDatabaseProvider: function() { return currentDatabaseProvider; }, getCurrentDatabase: function() { return currentDatabase; }, getCurrentSchema: function() { return currentSchema; } }; }
[ "function", "createSessionState", "(", "responseData", ")", "{", "var", "currentRole", "=", "responseData", ".", "finalRoleName", ";", "var", "currentWarehouse", "=", "responseData", ".", "finalWarehouseName", ";", "var", "currentDatabaseProvider", "=", "responseData", ...
Creates a session state object from the values of the current role, current warehouse, etc., returned in the result response. @param responseData @returns {Object}
[ "Creates", "a", "session", "state", "object", "from", "the", "values", "of", "the", "current", "role", "current", "warehouse", "etc", ".", "returned", "in", "the", "result", "response", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result.js#L195-L225
10,079
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result.js
createChunks
function createChunks(chunkCfgs, rowset, columns, mapColumnNameToIndices, chunkHeaders, statementParameters, resultVersion, statement, services) { var chunks; var startIndex; var length; var index; var chunkCfg; // if we don't have any chunks, or if some records were returned inline, // fabricate a config object for the first chunk chunkCfgs = chunkCfgs || []; if (!chunkCfgs || rowset.length > 0) { chunkCfgs.unshift( { rowCount: rowset.length, url: null, rowset: rowset }); } chunks = new Array(chunkCfgs.length); // loop over the chunk config objects and build Chunk instances out of them startIndex = 0; length = chunkCfgs.length; for (index = 0; index < length; index++) { chunkCfg = chunkCfgs[index]; // augment the chunk config object with additional information chunkCfg.statement = statement; chunkCfg.services = services; chunkCfg.startIndex = startIndex; chunkCfg.columns = columns; chunkCfg.mapColumnNameToIndices = mapColumnNameToIndices; chunkCfg.chunkHeaders = chunkHeaders; chunkCfg.statementParameters = statementParameters; chunkCfg.resultVersion = resultVersion; // increment the start index for the next chunk startIndex += chunkCfg.rowCount; // create a new Chunk from the config object, and add it to the chunks array chunks[index] = new Chunk(chunkCfg); } return chunks; }
javascript
function createChunks(chunkCfgs, rowset, columns, mapColumnNameToIndices, chunkHeaders, statementParameters, resultVersion, statement, services) { var chunks; var startIndex; var length; var index; var chunkCfg; // if we don't have any chunks, or if some records were returned inline, // fabricate a config object for the first chunk chunkCfgs = chunkCfgs || []; if (!chunkCfgs || rowset.length > 0) { chunkCfgs.unshift( { rowCount: rowset.length, url: null, rowset: rowset }); } chunks = new Array(chunkCfgs.length); // loop over the chunk config objects and build Chunk instances out of them startIndex = 0; length = chunkCfgs.length; for (index = 0; index < length; index++) { chunkCfg = chunkCfgs[index]; // augment the chunk config object with additional information chunkCfg.statement = statement; chunkCfg.services = services; chunkCfg.startIndex = startIndex; chunkCfg.columns = columns; chunkCfg.mapColumnNameToIndices = mapColumnNameToIndices; chunkCfg.chunkHeaders = chunkHeaders; chunkCfg.statementParameters = statementParameters; chunkCfg.resultVersion = resultVersion; // increment the start index for the next chunk startIndex += chunkCfg.rowCount; // create a new Chunk from the config object, and add it to the chunks array chunks[index] = new Chunk(chunkCfg); } return chunks; }
[ "function", "createChunks", "(", "chunkCfgs", ",", "rowset", ",", "columns", ",", "mapColumnNameToIndices", ",", "chunkHeaders", ",", "statementParameters", ",", "resultVersion", ",", "statement", ",", "services", ")", "{", "var", "chunks", ";", "var", "startIndex...
Creates an array of Chunk instances from the chunk-related information in the result response. @param chunkCfgs @param rowset @param columns @param mapColumnNameToIndices @param chunkHeaders @param statementParameters @param resultVersion @param statement @param services @returns {Chunk}
[ "Creates", "an", "array", "of", "Chunk", "instances", "from", "the", "chunk", "-", "related", "information", "in", "the", "result", "response", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result.js#L243-L299
10,080
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result.js
function(chunk) { // get all the rows in the current chunk that overlap with the requested // window var chunkStart = chunk.getStartIndex(); var chunkEnd = chunk.getEndIndex(); var rows = chunk.getRows().slice( Math.max(chunkStart, start) - chunkStart, Math.min(chunkEnd, end) + 1 - chunkStart); var rowIndex = 0; var rowsLength = rows.length; // create a function that can be called to batch-process rows var processRows = function() { // get the start position and start time var startIndex = rowIndex; var startTime = Date.now(); var each = options.each; while (rowIndex < rowsLength) { // invoke the each() callback on the current row var ret = each(rows[rowIndex++]); context.numRowsProcessed++; // if the callback returned false, stop processing rows if (ret === false) { var stoppedProcessingRows = true; break; } // use the current position and current time to check if we've been // processing rows for too long; if so, leave the rest for the next // tick of the event loop if ((rowIndex - startIndex) >= context.rowBatchSize && (Date.now() - startTime) > context.rowBatchDuration) { process.nextTick(processRows); break; } } // if there are no more rows for us to process in this chunk if (!(rowIndex < rowsLength) || stoppedProcessingRows) { // if we exhausted all the rows in this chunk and we haven't yet // processed all the rows we want to process, ask the result stream to // do another read if (!(rowIndex < rowsLength) && context.numRowsProcessed !== context.maxNumRowsToProcess) { resultStream.read(); } else { // we've either processed all the rows we wanted to process or we // were told to stop processing rows by the each() callback; either // way, close the result stream to complete the operation resultStream.asyncClose(); } } }; // start processing rows processRows(); }
javascript
function(chunk) { // get all the rows in the current chunk that overlap with the requested // window var chunkStart = chunk.getStartIndex(); var chunkEnd = chunk.getEndIndex(); var rows = chunk.getRows().slice( Math.max(chunkStart, start) - chunkStart, Math.min(chunkEnd, end) + 1 - chunkStart); var rowIndex = 0; var rowsLength = rows.length; // create a function that can be called to batch-process rows var processRows = function() { // get the start position and start time var startIndex = rowIndex; var startTime = Date.now(); var each = options.each; while (rowIndex < rowsLength) { // invoke the each() callback on the current row var ret = each(rows[rowIndex++]); context.numRowsProcessed++; // if the callback returned false, stop processing rows if (ret === false) { var stoppedProcessingRows = true; break; } // use the current position and current time to check if we've been // processing rows for too long; if so, leave the rest for the next // tick of the event loop if ((rowIndex - startIndex) >= context.rowBatchSize && (Date.now() - startTime) > context.rowBatchDuration) { process.nextTick(processRows); break; } } // if there are no more rows for us to process in this chunk if (!(rowIndex < rowsLength) || stoppedProcessingRows) { // if we exhausted all the rows in this chunk and we haven't yet // processed all the rows we want to process, ask the result stream to // do another read if (!(rowIndex < rowsLength) && context.numRowsProcessed !== context.maxNumRowsToProcess) { resultStream.read(); } else { // we've either processed all the rows we wanted to process or we // were told to stop processing rows by the each() callback; either // way, close the result stream to complete the operation resultStream.asyncClose(); } } }; // start processing rows processRows(); }
[ "function", "(", "chunk", ")", "{", "// get all the rows in the current chunk that overlap with the requested", "// window", "var", "chunkStart", "=", "chunk", ".", "getStartIndex", "(", ")", ";", "var", "chunkEnd", "=", "chunk", ".", "getEndIndex", "(", ")", ";", "...
Processes the rows in a given chunk. @param {Object} chunk
[ "Processes", "the", "rows", "in", "a", "given", "chunk", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result.js#L402-L471
10,081
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result.js
function() { // get the start position and start time var startIndex = rowIndex; var startTime = Date.now(); var each = options.each; while (rowIndex < rowsLength) { // invoke the each() callback on the current row var ret = each(rows[rowIndex++]); context.numRowsProcessed++; // if the callback returned false, stop processing rows if (ret === false) { var stoppedProcessingRows = true; break; } // use the current position and current time to check if we've been // processing rows for too long; if so, leave the rest for the next // tick of the event loop if ((rowIndex - startIndex) >= context.rowBatchSize && (Date.now() - startTime) > context.rowBatchDuration) { process.nextTick(processRows); break; } } // if there are no more rows for us to process in this chunk if (!(rowIndex < rowsLength) || stoppedProcessingRows) { // if we exhausted all the rows in this chunk and we haven't yet // processed all the rows we want to process, ask the result stream to // do another read if (!(rowIndex < rowsLength) && context.numRowsProcessed !== context.maxNumRowsToProcess) { resultStream.read(); } else { // we've either processed all the rows we wanted to process or we // were told to stop processing rows by the each() callback; either // way, close the result stream to complete the operation resultStream.asyncClose(); } } }
javascript
function() { // get the start position and start time var startIndex = rowIndex; var startTime = Date.now(); var each = options.each; while (rowIndex < rowsLength) { // invoke the each() callback on the current row var ret = each(rows[rowIndex++]); context.numRowsProcessed++; // if the callback returned false, stop processing rows if (ret === false) { var stoppedProcessingRows = true; break; } // use the current position and current time to check if we've been // processing rows for too long; if so, leave the rest for the next // tick of the event loop if ((rowIndex - startIndex) >= context.rowBatchSize && (Date.now() - startTime) > context.rowBatchDuration) { process.nextTick(processRows); break; } } // if there are no more rows for us to process in this chunk if (!(rowIndex < rowsLength) || stoppedProcessingRows) { // if we exhausted all the rows in this chunk and we haven't yet // processed all the rows we want to process, ask the result stream to // do another read if (!(rowIndex < rowsLength) && context.numRowsProcessed !== context.maxNumRowsToProcess) { resultStream.read(); } else { // we've either processed all the rows we wanted to process or we // were told to stop processing rows by the each() callback; either // way, close the result stream to complete the operation resultStream.asyncClose(); } } }
[ "function", "(", ")", "{", "// get the start position and start time", "var", "startIndex", "=", "rowIndex", ";", "var", "startTime", "=", "Date", ".", "now", "(", ")", ";", "var", "each", "=", "options", ".", "each", ";", "while", "(", "rowIndex", "<", "r...
create a function that can be called to batch-process rows
[ "create", "a", "function", "that", "can", "be", "called", "to", "batch", "-", "process", "rows" ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result.js#L416-L467
10,082
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result.js
findOverlappingChunks
function findOverlappingChunks(chunks, windowStart, windowEnd) { var overlappingChunks = []; if (chunks.length !== 0) { // get the index of the first chunk that overlaps with the specified window var index = findFirstOverlappingChunk(chunks, windowStart, windowEnd); // iterate over the chunks starting with the first overlapping chunk and // keep going until there's no overlap for (var length = chunks.length; index < length; index++) { var chunk = chunks[index]; if (chunk.overlapsWithWindow(windowStart, windowEnd)) { overlappingChunks.push(chunk); } else { // no future chunks will overlap because the chunks array is sorted break; } } } return overlappingChunks; }
javascript
function findOverlappingChunks(chunks, windowStart, windowEnd) { var overlappingChunks = []; if (chunks.length !== 0) { // get the index of the first chunk that overlaps with the specified window var index = findFirstOverlappingChunk(chunks, windowStart, windowEnd); // iterate over the chunks starting with the first overlapping chunk and // keep going until there's no overlap for (var length = chunks.length; index < length; index++) { var chunk = chunks[index]; if (chunk.overlapsWithWindow(windowStart, windowEnd)) { overlappingChunks.push(chunk); } else { // no future chunks will overlap because the chunks array is sorted break; } } } return overlappingChunks; }
[ "function", "findOverlappingChunks", "(", "chunks", ",", "windowStart", ",", "windowEnd", ")", "{", "var", "overlappingChunks", "=", "[", "]", ";", "if", "(", "chunks", ".", "length", "!==", "0", ")", "{", "// get the index of the first chunk that overlaps with the ...
Given a sorted array of chunks, returns a sub-array that overlaps with a specified window. @param chunks @param windowStart @param windowEnd @returns {Array}
[ "Given", "a", "sorted", "array", "of", "chunks", "returns", "a", "sub", "-", "array", "that", "overlaps", "with", "a", "specified", "window", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result.js#L492-L519
10,083
snowflakedb/snowflake-connector-nodejs
lib/connection/result/result.js
findFirstOverlappingChunk
function findFirstOverlappingChunk(chunks, windowStartIndex, windowEndIndex) { var helper = function(chunks, chunkIndexLeft, chunkIndexRight, windowStartIndex, windowEndIndex) { var result; var chunkIndexMiddle; var middleChunk; var middleChunkEndIndex; // initialize the return value to -1 result = -1; // compute the index of the middle chunk and get the middle chunk chunkIndexMiddle = Math.floor((chunkIndexLeft + chunkIndexRight) / 2); middleChunk = chunks[chunkIndexMiddle]; // if we have two or fewer chunks if ((chunkIndexMiddle === chunkIndexLeft) || (chunkIndexMiddle === chunkIndexRight)) { // if we have just one chunk, and it overlaps with the specified window, // we've found the chunk we were looking for if (chunkIndexLeft === chunkIndexRight) { if (middleChunk.overlapsWithWindow(windowStartIndex, windowEndIndex)) { result = chunkIndexLeft; } } else // we just have two chunks left to check { // if the first chunk overlaps with the specified window, that's the // chunk we were looking for if (chunks[chunkIndexLeft].overlapsWithWindow( windowStartIndex, windowEndIndex)) { result = chunkIndexLeft; } // otherwise, if the second chunk overlaps with the specified window, // that's the chunk we were looking for else if (chunks[chunkIndexRight].overlapsWithWindow( windowStartIndex, windowEndIndex)) { result = chunkIndexRight; } } return result; } // if the middle chunk does not overlap with the specified window if (!middleChunk.overlapsWithWindow(windowStartIndex, windowEndIndex)) { middleChunkEndIndex = middleChunk.getEndIndex(); // if the window is to the right of the middle chunk, // recurse on the right half if (windowStartIndex > middleChunkEndIndex) { return helper( chunks, chunkIndexMiddle, chunkIndexRight, windowStartIndex, windowEndIndex); } else { // recurse on the left half return helper( chunks, chunkIndexLeft, chunkIndexMiddle, windowStartIndex, windowEndIndex); } } else { // if the middle chunk overlaps but the chunk before it does not, the // middle chunk is the one we were looking if ((chunkIndexMiddle === 0) || !chunks[chunkIndexMiddle - 1].overlapsWithWindow( windowStartIndex, windowEndIndex)) { return chunkIndexMiddle; } else { // recurse on the left half return helper( chunks, chunkIndexLeft, chunkIndexMiddle, windowStartIndex, windowEndIndex); } } }; return helper(chunks, 0, chunks.length - 1, windowStartIndex, windowEndIndex); }
javascript
function findFirstOverlappingChunk(chunks, windowStartIndex, windowEndIndex) { var helper = function(chunks, chunkIndexLeft, chunkIndexRight, windowStartIndex, windowEndIndex) { var result; var chunkIndexMiddle; var middleChunk; var middleChunkEndIndex; // initialize the return value to -1 result = -1; // compute the index of the middle chunk and get the middle chunk chunkIndexMiddle = Math.floor((chunkIndexLeft + chunkIndexRight) / 2); middleChunk = chunks[chunkIndexMiddle]; // if we have two or fewer chunks if ((chunkIndexMiddle === chunkIndexLeft) || (chunkIndexMiddle === chunkIndexRight)) { // if we have just one chunk, and it overlaps with the specified window, // we've found the chunk we were looking for if (chunkIndexLeft === chunkIndexRight) { if (middleChunk.overlapsWithWindow(windowStartIndex, windowEndIndex)) { result = chunkIndexLeft; } } else // we just have two chunks left to check { // if the first chunk overlaps with the specified window, that's the // chunk we were looking for if (chunks[chunkIndexLeft].overlapsWithWindow( windowStartIndex, windowEndIndex)) { result = chunkIndexLeft; } // otherwise, if the second chunk overlaps with the specified window, // that's the chunk we were looking for else if (chunks[chunkIndexRight].overlapsWithWindow( windowStartIndex, windowEndIndex)) { result = chunkIndexRight; } } return result; } // if the middle chunk does not overlap with the specified window if (!middleChunk.overlapsWithWindow(windowStartIndex, windowEndIndex)) { middleChunkEndIndex = middleChunk.getEndIndex(); // if the window is to the right of the middle chunk, // recurse on the right half if (windowStartIndex > middleChunkEndIndex) { return helper( chunks, chunkIndexMiddle, chunkIndexRight, windowStartIndex, windowEndIndex); } else { // recurse on the left half return helper( chunks, chunkIndexLeft, chunkIndexMiddle, windowStartIndex, windowEndIndex); } } else { // if the middle chunk overlaps but the chunk before it does not, the // middle chunk is the one we were looking if ((chunkIndexMiddle === 0) || !chunks[chunkIndexMiddle - 1].overlapsWithWindow( windowStartIndex, windowEndIndex)) { return chunkIndexMiddle; } else { // recurse on the left half return helper( chunks, chunkIndexLeft, chunkIndexMiddle, windowStartIndex, windowEndIndex); } } }; return helper(chunks, 0, chunks.length - 1, windowStartIndex, windowEndIndex); }
[ "function", "findFirstOverlappingChunk", "(", "chunks", ",", "windowStartIndex", ",", "windowEndIndex", ")", "{", "var", "helper", "=", "function", "(", "chunks", ",", "chunkIndexLeft", ",", "chunkIndexRight", ",", "windowStartIndex", ",", "windowEndIndex", ")", "{"...
Given a sorted array of chunks, returns the index of the first chunk in the array that overlaps with a specified window. @param chunks @param windowStartIndex @param windowEndIndex @returns {number}
[ "Given", "a", "sorted", "array", "of", "chunks", "returns", "the", "index", "of", "the", "first", "chunk", "in", "the", "array", "that", "overlaps", "with", "a", "specified", "window", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/result.js#L531-L637
10,084
snowflakedb/snowflake-connector-nodejs
lib/services/sf.js
function(state, transitionContext) { // this check is necessary to make sure we don't re-enter a transient state // like Renewing when we're already in it if (currentState !== state) { // if we have a current state, exit it; the null check is necessary // because the currentState is undefined at bootstrap time when we // transition to the first state if (currentState) { currentState.exit(); } // update the current state currentState = state; // enter the new state currentState.enter(transitionContext); } }
javascript
function(state, transitionContext) { // this check is necessary to make sure we don't re-enter a transient state // like Renewing when we're already in it if (currentState !== state) { // if we have a current state, exit it; the null check is necessary // because the currentState is undefined at bootstrap time when we // transition to the first state if (currentState) { currentState.exit(); } // update the current state currentState = state; // enter the new state currentState.enter(transitionContext); } }
[ "function", "(", "state", ",", "transitionContext", ")", "{", "// this check is necessary to make sure we don't re-enter a transient state", "// like Renewing when we're already in it", "if", "(", "currentState", "!==", "state", ")", "{", "// if we have a current state, exit it; the ...
Transitions to a given state. @param {Object} state @param {Object} [transitionContext]
[ "Transitions", "to", "a", "given", "state", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/services/sf.js#L106-L126
10,085
snowflakedb/snowflake-connector-nodejs
lib/services/sf.js
sendHttpRequest
function sendHttpRequest(requestOptions, httpClient) { return httpClient.request( { method : requestOptions.method, headers : requestOptions.headers, url : requestOptions.absoluteUrl, gzip : requestOptions.gzip, json : requestOptions.json, callback : function(err, response, body) { // if we got an error, wrap it into a network error if (err) { err = Errors.createNetworkError( ErrorCodes.ERR_SF_NETWORK_COULD_NOT_CONNECT, err); } // if we didn't get a 200, the request failed else if (!response || response.statusCode !== 200) { err = Errors.createRequestFailedError( ErrorCodes.ERR_SF_RESPONSE_FAILURE, response); } else { // if the response body is a non-empty string and the response is // supposed to contain json, try to json-parse the body if (Util.isString(body) && response.getResponseHeader('Content-Type') === 'application/json') { try { body = JSON.parse(body); } catch (parseError) { // we expected to get json err = Errors.createUnexpectedContentError( ErrorCodes.ERR_SF_RESPONSE_NOT_JSON, response.body); } } // if we were able to successfully json-parse the body and the success // flag is false, the operation we tried to perform failed if (body && !body.success) { var data = body.data; err = Errors.createOperationFailedError( body.code, data, body.message, data && data.sqlState ? data.sqlState : undefined); } } // if we have an error, clear the body if (err) { body = undefined; } // if a callback was specified, invoke it if (Util.isFunction(requestOptions.callback)) { requestOptions.callback.apply(requestOptions.scope, [err, body]); } } }); }
javascript
function sendHttpRequest(requestOptions, httpClient) { return httpClient.request( { method : requestOptions.method, headers : requestOptions.headers, url : requestOptions.absoluteUrl, gzip : requestOptions.gzip, json : requestOptions.json, callback : function(err, response, body) { // if we got an error, wrap it into a network error if (err) { err = Errors.createNetworkError( ErrorCodes.ERR_SF_NETWORK_COULD_NOT_CONNECT, err); } // if we didn't get a 200, the request failed else if (!response || response.statusCode !== 200) { err = Errors.createRequestFailedError( ErrorCodes.ERR_SF_RESPONSE_FAILURE, response); } else { // if the response body is a non-empty string and the response is // supposed to contain json, try to json-parse the body if (Util.isString(body) && response.getResponseHeader('Content-Type') === 'application/json') { try { body = JSON.parse(body); } catch (parseError) { // we expected to get json err = Errors.createUnexpectedContentError( ErrorCodes.ERR_SF_RESPONSE_NOT_JSON, response.body); } } // if we were able to successfully json-parse the body and the success // flag is false, the operation we tried to perform failed if (body && !body.success) { var data = body.data; err = Errors.createOperationFailedError( body.code, data, body.message, data && data.sqlState ? data.sqlState : undefined); } } // if we have an error, clear the body if (err) { body = undefined; } // if a callback was specified, invoke it if (Util.isFunction(requestOptions.callback)) { requestOptions.callback.apply(requestOptions.scope, [err, body]); } } }); }
[ "function", "sendHttpRequest", "(", "requestOptions", ",", "httpClient", ")", "{", "return", "httpClient", ".", "request", "(", "{", "method", ":", "requestOptions", ".", "method", ",", "headers", ":", "requestOptions", ".", "headers", ",", "url", ":", "reques...
Issues an http request to Snowflake. @param {Object} requestOptions @param {Object} httpClient @returns {Object} the http request object.
[ "Issues", "an", "http", "request", "to", "Snowflake", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/services/sf.js#L498-L564
10,086
snowflakedb/snowflake-connector-nodejs
lib/services/sf.js
buildLoginUrl
function buildLoginUrl(connectionConfig) { var queryParams = [ { name: 'warehouse', value: connectionConfig.getWarehouse() }, { name: 'databaseName', value: connectionConfig.getDatabase() }, { name: 'schemaName', value: connectionConfig.getSchema() }, { name: 'roleName', value: connectionConfig.getRole() } ]; var queryStringObject = {}; for (var index = 0, length = queryParams.length; index < length; index++) { var queryParam = queryParams[index]; if (Util.string.isNotNullOrEmpty(queryParam.value)) { queryStringObject[queryParam.name] = queryParam.value; } } return Url.format( { pathname : '/session/v1/login-request', search : QueryString.stringify(queryStringObject) }); }
javascript
function buildLoginUrl(connectionConfig) { var queryParams = [ { name: 'warehouse', value: connectionConfig.getWarehouse() }, { name: 'databaseName', value: connectionConfig.getDatabase() }, { name: 'schemaName', value: connectionConfig.getSchema() }, { name: 'roleName', value: connectionConfig.getRole() } ]; var queryStringObject = {}; for (var index = 0, length = queryParams.length; index < length; index++) { var queryParam = queryParams[index]; if (Util.string.isNotNullOrEmpty(queryParam.value)) { queryStringObject[queryParam.name] = queryParam.value; } } return Url.format( { pathname : '/session/v1/login-request', search : QueryString.stringify(queryStringObject) }); }
[ "function", "buildLoginUrl", "(", "connectionConfig", ")", "{", "var", "queryParams", "=", "[", "{", "name", ":", "'warehouse'", ",", "value", ":", "connectionConfig", ".", "getWarehouse", "(", ")", "}", ",", "{", "name", ":", "'databaseName'", ",", "value",...
Builds the url for a login request. @param connectionConfig @returns {*}
[ "Builds", "the", "url", "for", "a", "login", "request", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/services/sf.js#L1028-L1053
10,087
snowflakedb/snowflake-connector-nodejs
lib/http/base.js
HttpClient
function HttpClient(connectionConfig) { // save the connection config this._connectionConfig = connectionConfig; // check that we have a valid request module var requestModule = this.getRequestModule(); Errors.assertInternal( Util.isObject(requestModule) || Util.isFunction(requestModule)); }
javascript
function HttpClient(connectionConfig) { // save the connection config this._connectionConfig = connectionConfig; // check that we have a valid request module var requestModule = this.getRequestModule(); Errors.assertInternal( Util.isObject(requestModule) || Util.isFunction(requestModule)); }
[ "function", "HttpClient", "(", "connectionConfig", ")", "{", "// save the connection config", "this", ".", "_connectionConfig", "=", "connectionConfig", ";", "// check that we have a valid request module", "var", "requestModule", "=", "this", ".", "getRequestModule", "(", "...
Creates a new HTTP client. @param connectionConfig @constructor
[ "Creates", "a", "new", "HTTP", "client", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/http/base.js#L18-L27
10,088
snowflakedb/snowflake-connector-nodejs
lib/http/base.js
normalizeHeaders
function normalizeHeaders(headers) { var ret = headers; if (Util.isObject(headers)) { ret = {}; // shallow copy the headers object and convert some headers like 'Accept' // and 'Content-Type' to lower case while copying; this is necessary // because the browser-request module, which we use to make http requests in // the browser, does not do case-insensitive checks when deciding whether to // insert default values for the 'accept' and 'content-type' headers; in // otherwise, if someone specifies an 'Accept': 'application/json' header, // browser-request will inject its own 'accept': 'application/json' header // and the browser XMLHttpRequest object will concatenate the two values and // send 'Accept': 'application/json, application/json' with the request var headerNameLowerCase; for (var headerName in headers) { if (headers.hasOwnProperty(headerName)) { headerNameLowerCase = headerName.toLowerCase(); if ((headerNameLowerCase === 'accept') || (headerNameLowerCase === 'content-type')) { ret[headerNameLowerCase] = headers[headerName]; } else { ret[headerName] = headers[headerName]; } } } } return ret; }
javascript
function normalizeHeaders(headers) { var ret = headers; if (Util.isObject(headers)) { ret = {}; // shallow copy the headers object and convert some headers like 'Accept' // and 'Content-Type' to lower case while copying; this is necessary // because the browser-request module, which we use to make http requests in // the browser, does not do case-insensitive checks when deciding whether to // insert default values for the 'accept' and 'content-type' headers; in // otherwise, if someone specifies an 'Accept': 'application/json' header, // browser-request will inject its own 'accept': 'application/json' header // and the browser XMLHttpRequest object will concatenate the two values and // send 'Accept': 'application/json, application/json' with the request var headerNameLowerCase; for (var headerName in headers) { if (headers.hasOwnProperty(headerName)) { headerNameLowerCase = headerName.toLowerCase(); if ((headerNameLowerCase === 'accept') || (headerNameLowerCase === 'content-type')) { ret[headerNameLowerCase] = headers[headerName]; } else { ret[headerName] = headers[headerName]; } } } } return ret; }
[ "function", "normalizeHeaders", "(", "headers", ")", "{", "var", "ret", "=", "headers", ";", "if", "(", "Util", ".", "isObject", "(", "headers", ")", ")", "{", "ret", "=", "{", "}", ";", "// shallow copy the headers object and convert some headers like 'Accept'", ...
Normalizes a request headers object so that we get the same behavior regardless of whether we're using request.js or browser-request.js. @param {Object} headers @returns {Object}
[ "Normalizes", "a", "request", "headers", "object", "so", "that", "we", "get", "the", "same", "behavior", "regardless", "of", "whether", "we", "re", "using", "request", ".", "js", "or", "browser", "-", "request", ".", "js", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/http/base.js#L199-L236
10,089
snowflakedb/snowflake-connector-nodejs
lib/http/base.js
normalizeResponse
function normalizeResponse(response) { // if the response doesn't already have a getResponseHeader() method, add one if (response && !response.getResponseHeader) { response.getResponseHeader = function(header) { return response.headers && response.headers[ Util.isString(header) ? header.toLowerCase() : header]; }; } return response; }
javascript
function normalizeResponse(response) { // if the response doesn't already have a getResponseHeader() method, add one if (response && !response.getResponseHeader) { response.getResponseHeader = function(header) { return response.headers && response.headers[ Util.isString(header) ? header.toLowerCase() : header]; }; } return response; }
[ "function", "normalizeResponse", "(", "response", ")", "{", "// if the response doesn't already have a getResponseHeader() method, add one", "if", "(", "response", "&&", "!", "response", ".", "getResponseHeader", ")", "{", "response", ".", "getResponseHeader", "=", "functio...
Normalizes the response object so that we can extract response headers from it in a uniform way regardless of whether we're using request.js or browser-request.js. @param {Object} response @return {Object}
[ "Normalizes", "the", "response", "object", "so", "that", "we", "can", "extract", "response", "headers", "from", "it", "in", "a", "uniform", "way", "regardless", "of", "whether", "we", "re", "using", "request", ".", "js", "or", "browser", "-", "request", "....
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/http/base.js#L247-L260
10,090
snowflakedb/snowflake-connector-nodejs
lib/connection/result/row_stream.js
init
function init() { // the stream has now been initialized initialized = true; // if we have a result if (context.result) { // if no value was specified for the start index or if the specified start // index is negative, default to 0, otherwise truncate the fractional part start = (!Util.isNumber(start) || (start < 0)) ? 0 : Math.floor(start); // if no value was specified for the end index or if the end index is // larger than the row index of the last row, default to the index of the // last row, otherwise truncate the fractional part var returnedRows = context.result.getReturnedRows(); end = (!Util.isNumber(end) || (end >= returnedRows)) ? returnedRows - 1 : Math.floor(end); // find all the chunks that overlap with the specified range var overlappingChunks = context.result.findOverlappingChunks(start, end); // if no chunks overlap or start is greater than end, we're done if ((overlappingChunks.length === 0) || (start > end)) { process.nextTick(close); } else { // create a result stream from the overlapping chunks resultStream = new ResultStream( { chunks : overlappingChunks, prefetchSize : context.connectionConfig.getResultPrefetch() }); readNextRow(); } } else { close(context.resultError); } }
javascript
function init() { // the stream has now been initialized initialized = true; // if we have a result if (context.result) { // if no value was specified for the start index or if the specified start // index is negative, default to 0, otherwise truncate the fractional part start = (!Util.isNumber(start) || (start < 0)) ? 0 : Math.floor(start); // if no value was specified for the end index or if the end index is // larger than the row index of the last row, default to the index of the // last row, otherwise truncate the fractional part var returnedRows = context.result.getReturnedRows(); end = (!Util.isNumber(end) || (end >= returnedRows)) ? returnedRows - 1 : Math.floor(end); // find all the chunks that overlap with the specified range var overlappingChunks = context.result.findOverlappingChunks(start, end); // if no chunks overlap or start is greater than end, we're done if ((overlappingChunks.length === 0) || (start > end)) { process.nextTick(close); } else { // create a result stream from the overlapping chunks resultStream = new ResultStream( { chunks : overlappingChunks, prefetchSize : context.connectionConfig.getResultPrefetch() }); readNextRow(); } } else { close(context.resultError); } }
[ "function", "init", "(", ")", "{", "// the stream has now been initialized", "initialized", "=", "true", ";", "// if we have a result", "if", "(", "context", ".", "result", ")", "{", "// if no value was specified for the start index or if the specified start", "// index is nega...
Initializes this stream.
[ "Initializes", "this", "stream", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/row_stream.js#L92-L135
10,091
snowflakedb/snowflake-connector-nodejs
lib/connection/result/row_stream.js
processRowBuffer
function processRowBuffer() { // get the row to add to the read queue var row = rowBuffer[rowIndex++]; // if we just read the last row in the row buffer, clear the row buffer and // reset the row index so that we load the next chunk in the result stream // when _read() is called if (rowIndex === rowBuffer.length) { rowBuffer = null; rowIndex = 0; } // initialize the columns and column-related maps if necessary if (!columns) { columns = statement.getColumns(); } if (!mapColumnIdToExtractFnName) { mapColumnIdToExtractFnName = buildMapColumnExtractFnNames(columns, fetchAsString); } // add the next row to the read queue process.nextTick(function() { self.push(externalizeRow(row, columns, mapColumnIdToExtractFnName)); }); }
javascript
function processRowBuffer() { // get the row to add to the read queue var row = rowBuffer[rowIndex++]; // if we just read the last row in the row buffer, clear the row buffer and // reset the row index so that we load the next chunk in the result stream // when _read() is called if (rowIndex === rowBuffer.length) { rowBuffer = null; rowIndex = 0; } // initialize the columns and column-related maps if necessary if (!columns) { columns = statement.getColumns(); } if (!mapColumnIdToExtractFnName) { mapColumnIdToExtractFnName = buildMapColumnExtractFnNames(columns, fetchAsString); } // add the next row to the read queue process.nextTick(function() { self.push(externalizeRow(row, columns, mapColumnIdToExtractFnName)); }); }
[ "function", "processRowBuffer", "(", ")", "{", "// get the row to add to the read queue", "var", "row", "=", "rowBuffer", "[", "rowIndex", "++", "]", ";", "// if we just read the last row in the row buffer, clear the row buffer and", "// reset the row index so that we load the next c...
Processes the row buffer.
[ "Processes", "the", "row", "buffer", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/row_stream.js#L140-L170
10,092
snowflakedb/snowflake-connector-nodejs
lib/connection/result/row_stream.js
onResultStreamData
function onResultStreamData(chunk) { // unsubscribe from the result stream's 'data' and 'close' events resultStream.removeListener('data', onResultStreamData); resultStream.removeListener('close', onResultStreamClose); // get all the rows in the chunk that overlap with the requested window, // and use the resulting array as the new row buffer var chunkStart = chunk.getStartIndex(); var chunkEnd = chunk.getEndIndex(); rowBuffer = chunk.getRows().slice( Math.max(chunkStart, start) - chunkStart, Math.min(chunkEnd, end) + 1 - chunkStart); // reset the row index rowIndex = 0; // process the row buffer processRowBuffer(); }
javascript
function onResultStreamData(chunk) { // unsubscribe from the result stream's 'data' and 'close' events resultStream.removeListener('data', onResultStreamData); resultStream.removeListener('close', onResultStreamClose); // get all the rows in the chunk that overlap with the requested window, // and use the resulting array as the new row buffer var chunkStart = chunk.getStartIndex(); var chunkEnd = chunk.getEndIndex(); rowBuffer = chunk.getRows().slice( Math.max(chunkStart, start) - chunkStart, Math.min(chunkEnd, end) + 1 - chunkStart); // reset the row index rowIndex = 0; // process the row buffer processRowBuffer(); }
[ "function", "onResultStreamData", "(", "chunk", ")", "{", "// unsubscribe from the result stream's 'data' and 'close' events", "resultStream", ".", "removeListener", "(", "'data'", ",", "onResultStreamData", ")", ";", "resultStream", ".", "removeListener", "(", "'close'", "...
Called when the result stream reads a new chunk. @param {Chunk} chunk
[ "Called", "when", "the", "result", "stream", "reads", "a", "new", "chunk", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/row_stream.js#L177-L196
10,093
snowflakedb/snowflake-connector-nodejs
lib/connection/result/row_stream.js
onResultStreamClose
function onResultStreamClose(err, continueCallback) { // if the error is retryable and // the result stream hasn't been closed too many times if (isResultStreamErrorRetryable(err) && (numResultStreamInterrupts < context.connectionConfig.getResultStreamInterrupts())) { numResultStreamInterrupts++; // fetch the statement result again context.refresh(function() { if (context.resultError) { close(context.resultError); } else { continueCallback(); } }); } else { close(err); } }
javascript
function onResultStreamClose(err, continueCallback) { // if the error is retryable and // the result stream hasn't been closed too many times if (isResultStreamErrorRetryable(err) && (numResultStreamInterrupts < context.connectionConfig.getResultStreamInterrupts())) { numResultStreamInterrupts++; // fetch the statement result again context.refresh(function() { if (context.resultError) { close(context.resultError); } else { continueCallback(); } }); } else { close(err); } }
[ "function", "onResultStreamClose", "(", "err", ",", "continueCallback", ")", "{", "// if the error is retryable and", "// the result stream hasn't been closed too many times", "if", "(", "isResultStreamErrorRetryable", "(", "err", ")", "&&", "(", "numResultStreamInterrupts", "<...
Called when there are no more chunks to read in the result stream or an error is encountered while trying to read the next chunk. @param err @param continueCallback
[ "Called", "when", "there", "are", "no", "more", "chunks", "to", "read", "in", "the", "result", "stream", "or", "an", "error", "is", "encountered", "while", "trying", "to", "read", "the", "next", "chunk", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/row_stream.js#L205-L232
10,094
snowflakedb/snowflake-connector-nodejs
lib/connection/result/row_stream.js
function(err) { // if we have a result stream, stop listening to events on it if (resultStream) { resultStream.removeListener('data', onResultStreamData); resultStream.removeListener('close', onResultStreamClose); } // we're done, so time to clean up rowBuffer = null; rowIndex = 0; resultStream = null; numResultStreamInterrupts = 0; if (err) { emitError(err); } else { self.push(null); } }
javascript
function(err) { // if we have a result stream, stop listening to events on it if (resultStream) { resultStream.removeListener('data', onResultStreamData); resultStream.removeListener('close', onResultStreamClose); } // we're done, so time to clean up rowBuffer = null; rowIndex = 0; resultStream = null; numResultStreamInterrupts = 0; if (err) { emitError(err); } else { self.push(null); } }
[ "function", "(", "err", ")", "{", "// if we have a result stream, stop listening to events on it", "if", "(", "resultStream", ")", "{", "resultStream", ".", "removeListener", "(", "'data'", ",", "onResultStreamData", ")", ";", "resultStream", ".", "removeListener", "(",...
Closes the row stream. @param {Error} [err]
[ "Closes", "the", "row", "stream", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/row_stream.js#L239-L262
10,095
snowflakedb/snowflake-connector-nodejs
lib/connection/result/row_stream.js
readNextRow
function readNextRow() { // if we have a row buffer, process it if (rowBuffer) { processRowBuffer(); } else { // subscribe to the result stream's 'data' and 'close' events resultStream.on('data', onResultStreamData); resultStream.on('close', onResultStreamClose); // issue a request to fetch the next chunk in the result stream resultStream.read(); } }
javascript
function readNextRow() { // if we have a row buffer, process it if (rowBuffer) { processRowBuffer(); } else { // subscribe to the result stream's 'data' and 'close' events resultStream.on('data', onResultStreamData); resultStream.on('close', onResultStreamClose); // issue a request to fetch the next chunk in the result stream resultStream.read(); } }
[ "function", "readNextRow", "(", ")", "{", "// if we have a row buffer, process it", "if", "(", "rowBuffer", ")", "{", "processRowBuffer", "(", ")", ";", "}", "else", "{", "// subscribe to the result stream's 'data' and 'close' events", "resultStream", ".", "on", "(", "'...
Called when we're ready to read the next row in the result.
[ "Called", "when", "we", "re", "ready", "to", "read", "the", "next", "row", "in", "the", "result", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/row_stream.js#L267-L283
10,096
snowflakedb/snowflake-connector-nodejs
lib/connection/result/row_stream.js
isResultStreamErrorRetryable
function isResultStreamErrorRetryable(error) { return Errors.isLargeResultSetError(error) && error.response && (error.response.statusCode === 403); }
javascript
function isResultStreamErrorRetryable(error) { return Errors.isLargeResultSetError(error) && error.response && (error.response.statusCode === 403); }
[ "function", "isResultStreamErrorRetryable", "(", "error", ")", "{", "return", "Errors", ".", "isLargeResultSetError", "(", "error", ")", "&&", "error", ".", "response", "&&", "(", "error", ".", "response", ".", "statusCode", "===", "403", ")", ";", "}" ]
Determines if a result stream error is a retryable error. @param {Error} error @returns {Boolean}
[ "Determines", "if", "a", "result", "stream", "error", "is", "a", "retryable", "error", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/row_stream.js#L316-L320
10,097
snowflakedb/snowflake-connector-nodejs
lib/connection/result/row_stream.js
buildMapColumnExtractFnNames
function buildMapColumnExtractFnNames(columns, fetchAsString) { var fnNameGetColumnValue = 'getColumnValue'; var fnNameGetColumnValueAsString = 'getColumnValueAsString'; var index, length, column; var mapColumnIdToExtractFnName = {}; // if no native types need to be retrieved as strings, extract values normally if (!Util.exists(fetchAsString)) { for (index = 0, length = columns.length; index < length; index++) { column = columns[index]; mapColumnIdToExtractFnName[column.getId()] = fnNameGetColumnValue; } } else { // build a map that contains all the native types that need to be // retrieved as strings when extracting column values from rows var nativeTypesMap = {}; for (index = 0, length = fetchAsString.length; index < length; index++) { nativeTypesMap[fetchAsString[index].toUpperCase()] = true; } // for each column, pick the appropriate extract function // based on whether the value needs to be retrieved as a string for (index = 0, length = columns.length; index < length; index++) { column = columns[index]; mapColumnIdToExtractFnName[column.getId()] = nativeTypesMap[DataTypes.toNativeType(column.getType())] ? fnNameGetColumnValueAsString : fnNameGetColumnValue; } } return mapColumnIdToExtractFnName; }
javascript
function buildMapColumnExtractFnNames(columns, fetchAsString) { var fnNameGetColumnValue = 'getColumnValue'; var fnNameGetColumnValueAsString = 'getColumnValueAsString'; var index, length, column; var mapColumnIdToExtractFnName = {}; // if no native types need to be retrieved as strings, extract values normally if (!Util.exists(fetchAsString)) { for (index = 0, length = columns.length; index < length; index++) { column = columns[index]; mapColumnIdToExtractFnName[column.getId()] = fnNameGetColumnValue; } } else { // build a map that contains all the native types that need to be // retrieved as strings when extracting column values from rows var nativeTypesMap = {}; for (index = 0, length = fetchAsString.length; index < length; index++) { nativeTypesMap[fetchAsString[index].toUpperCase()] = true; } // for each column, pick the appropriate extract function // based on whether the value needs to be retrieved as a string for (index = 0, length = columns.length; index < length; index++) { column = columns[index]; mapColumnIdToExtractFnName[column.getId()] = nativeTypesMap[DataTypes.toNativeType(column.getType())] ? fnNameGetColumnValueAsString : fnNameGetColumnValue; } } return mapColumnIdToExtractFnName; }
[ "function", "buildMapColumnExtractFnNames", "(", "columns", ",", "fetchAsString", ")", "{", "var", "fnNameGetColumnValue", "=", "'getColumnValue'", ";", "var", "fnNameGetColumnValueAsString", "=", "'getColumnValueAsString'", ";", "var", "index", ",", "length", ",", "col...
Builds a map in which the keys are column ids and the values are the names of the extract functions to use when retrieving row values for the corresponding columns. @param {Object[]} columns @param {String[]} fetchAsString the native types that should be retrieved as strings. @returns {Object}
[ "Builds", "a", "map", "in", "which", "the", "keys", "are", "column", "ids", "and", "the", "values", "are", "the", "names", "of", "the", "extract", "functions", "to", "use", "when", "retrieving", "row", "values", "for", "the", "corresponding", "columns", "....
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/row_stream.js#L333-L372
10,098
snowflakedb/snowflake-connector-nodejs
lib/connection/result/row_stream.js
externalizeRow
function externalizeRow(row, columns, mapColumnIdToExtractFnName) { var externalizedRow = {}; for (var index = 0, length = columns.length; index < length; index++) { var column = columns[index]; var extractFnName = mapColumnIdToExtractFnName[column.getId()]; externalizedRow[column.getName()] = row[extractFnName](column.getId()); } return externalizedRow; }
javascript
function externalizeRow(row, columns, mapColumnIdToExtractFnName) { var externalizedRow = {}; for (var index = 0, length = columns.length; index < length; index++) { var column = columns[index]; var extractFnName = mapColumnIdToExtractFnName[column.getId()]; externalizedRow[column.getName()] = row[extractFnName](column.getId()); } return externalizedRow; }
[ "function", "externalizeRow", "(", "row", ",", "columns", ",", "mapColumnIdToExtractFnName", ")", "{", "var", "externalizedRow", "=", "{", "}", ";", "for", "(", "var", "index", "=", "0", ",", "length", "=", "columns", ".", "length", ";", "index", "<", "l...
Converts an internal representation of a result row to a format appropriate for consumption by the outside world. @param {Object} row @param {Object[]} columns @param {Object} [mapColumnIdToExtractFnName] @returns {Object}
[ "Converts", "an", "internal", "representation", "of", "a", "result", "row", "to", "a", "format", "appropriate", "for", "consumption", "by", "the", "outside", "world", "." ]
7ad71410a3bb679a96021b6b2d5b9b515f790db8
https://github.com/snowflakedb/snowflake-connector-nodejs/blob/7ad71410a3bb679a96021b6b2d5b9b515f790db8/lib/connection/result/row_stream.js#L384-L395
10,099
PlatziDev/pulse-editor
src/utils/get-selection.js
getSelection
function getSelection (field) { if (typeof field !== 'object') { throw new TypeError('The field must be an object.') } return { start: field.selectionStart, end: field.selectionEnd } }
javascript
function getSelection (field) { if (typeof field !== 'object') { throw new TypeError('The field must be an object.') } return { start: field.selectionStart, end: field.selectionEnd } }
[ "function", "getSelection", "(", "field", ")", "{", "if", "(", "typeof", "field", "!==", "'object'", ")", "{", "throw", "new", "TypeError", "(", "'The field must be an object.'", ")", "}", "return", "{", "start", ":", "field", ".", "selectionStart", ",", "en...
Get the element selection start and end values @param {Element} field The DOM node element @return {SelectionType} The selection start and end
[ "Get", "the", "element", "selection", "start", "and", "end", "values" ]
897bc0e91b365e305c06c038f0192a21e5f5fe4a
https://github.com/PlatziDev/pulse-editor/blob/897bc0e91b365e305c06c038f0192a21e5f5fe4a/src/utils/get-selection.js#L6-L15