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2
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3 values
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1 value
meta_information
dict
q19400
CreateDispTypeInfo
train
func CreateDispTypeInfo(idata *INTERFACEDATA) (pptinfo *IUnknown, err error) { hr, _, _ := procCreateDispTypeInfo.Call( uintptr(unsafe.Pointer(idata)), uintptr(GetUserDefaultLCID()), uintptr(unsafe.Pointer(&pptinfo))) if hr != 0 { err = NewError(hr) } return }
go
{ "resource": "" }
q19401
copyMemory
train
func copyMemory(dest unsafe.Pointer, src unsafe.Pointer, length uint32) { procCopyMemory.Call(uintptr(dest), uintptr(src), uintptr(length)) }
go
{ "resource": "" }
q19402
GetUserDefaultLCID
train
func GetUserDefaultLCID() (lcid uint32) { ret, _, _ := procGetUserDefaultLCID.Call() lcid = uint32(ret) return }
go
{ "resource": "" }
q19403
DispatchMessage
train
func DispatchMessage(msg *Msg) (ret int32) { r0, _, _ := procDispatchMessageW.Call(uintptr(unsafe.Pointer(msg))) ret = int32(r0) return }
go
{ "resource": "" }
q19404
GetVariantDate
train
func GetVariantDate(value uint64) (time.Time, error) { var st syscall.Systemtime r, _, _ := procVariantTimeToSystemTime.Call(uintptr(value), uintptr(unsafe.Pointer(&st))) if r != 0 { return time.Date(int(st.Year), time.Month(st.Month), int(st.Day), int(st.Hour), int(st.Minute), int(st.Second), int(st.Milliseconds/1000), time.UTC), nil } return time.Now(), errors.New("Could not convert to time, passing current time.") }
go
{ "resource": "" }
q19405
String
train
func (e EXCEPINFO) String() string { var src, desc, hlp string if e.bstrSource == nil { src = "<nil>" } else { src = BstrToString(e.bstrSource) } if e.bstrDescription == nil { desc = "<nil>" } else { desc = BstrToString(e.bstrDescription) } if e.bstrHelpFile == nil { hlp = "<nil>" } else { hlp = BstrToString(e.bstrHelpFile) } return fmt.Sprintf( "wCode: %#x, bstrSource: %v, bstrDescription: %v, bstrHelpFile: %v, dwHelpContext: %#x, scode: %#x", e.wCode, src, desc, hlp, e.dwHelpContext, e.scode, ) }
go
{ "resource": "" }
q19406
Error
train
func (e EXCEPINFO) Error() string { if e.bstrDescription != nil { return strings.TrimSpace(BstrToString(e.bstrDescription)) } src := "Unknown" if e.bstrSource != nil { src = BstrToString(e.bstrSource) } code := e.scode if e.wCode != 0 { code = uint32(e.wCode) } return fmt.Sprintf("%v: %#x", src, code) }
go
{ "resource": "" }
q19407
GetSingleIDOfName
train
func (v *IDispatch) GetSingleIDOfName(name string) (displayID int32, err error) { var displayIDs []int32 displayIDs, err = v.GetIDsOfName([]string{name}) if err != nil { return } displayID = displayIDs[0] return }
go
{ "resource": "" }
q19408
InvokeWithOptionalArgs
train
func (v *IDispatch) InvokeWithOptionalArgs(name string, dispatch int16, params []interface{}) (result *VARIANT, err error) { displayID, err := v.GetSingleIDOfName(name) if err != nil { return } if len(params) < 1 { result, err = v.Invoke(displayID, dispatch) } else { result, err = v.Invoke(displayID, dispatch, params...) } return }
go
{ "resource": "" }
q19409
CallMethod
train
func (v *IDispatch) CallMethod(name string, params ...interface{}) (*VARIANT, error) { return v.InvokeWithOptionalArgs(name, DISPATCH_METHOD, params) }
go
{ "resource": "" }
q19410
GetProperty
train
func (v *IDispatch) GetProperty(name string, params ...interface{}) (*VARIANT, error) { return v.InvokeWithOptionalArgs(name, DISPATCH_PROPERTYGET, params) }
go
{ "resource": "" }
q19411
PutProperty
train
func (v *IDispatch) PutProperty(name string, params ...interface{}) (*VARIANT, error) { return v.InvokeWithOptionalArgs(name, DISPATCH_PROPERTYPUT, params) }
go
{ "resource": "" }
q19412
Create
train
func (c *Connection) Create(progId string) (err error) { var clsid *GUID clsid, err = CLSIDFromProgID(progId) if err != nil { clsid, err = CLSIDFromString(progId) if err != nil { return } } unknown, err := CreateInstance(clsid, IID_IUnknown) if err != nil { return } c.Object = unknown return }
go
{ "resource": "" }
q19413
Load
train
func (c *Connection) Load(names ...string) (errors []error) { var tempErrors []error = make([]error, len(names)) var numErrors int = 0 for _, name := range names { err := c.Create(name) if err != nil { tempErrors = append(tempErrors, err) numErrors += 1 continue } break } copy(errors, tempErrors[0:numErrors]) return }
go
{ "resource": "" }
q19414
Dispatch
train
func (c *Connection) Dispatch() (object *Dispatch, err error) { dispatch, err := c.Object.QueryInterface(IID_IDispatch) if err != nil { return } object = &Dispatch{dispatch} return }
go
{ "resource": "" }
q19415
Call
train
func (d *Dispatch) Call(method string, params ...interface{}) (result *VARIANT, err error) { id, err := d.GetId(method) if err != nil { return } result, err = d.Invoke(id, DISPATCH_METHOD, params) return }
go
{ "resource": "" }
q19416
MustCall
train
func (d *Dispatch) MustCall(method string, params ...interface{}) (result *VARIANT) { id, err := d.GetId(method) if err != nil { panic(err) } result, err = d.Invoke(id, DISPATCH_METHOD, params) if err != nil { panic(err) } return }
go
{ "resource": "" }
q19417
Get
train
func (d *Dispatch) Get(name string, params ...interface{}) (result *VARIANT, err error) { id, err := d.GetId(name) if err != nil { return } result, err = d.Invoke(id, DISPATCH_PROPERTYGET, params) return }
go
{ "resource": "" }
q19418
MustGet
train
func (d *Dispatch) MustGet(name string, params ...interface{}) (result *VARIANT) { id, err := d.GetId(name) if err != nil { panic(err) } result, err = d.Invoke(id, DISPATCH_PROPERTYGET, params) if err != nil { panic(err) } return }
go
{ "resource": "" }
q19419
Set
train
func (d *Dispatch) Set(name string, params ...interface{}) (result *VARIANT, err error) { id, err := d.GetId(name) if err != nil { return } result, err = d.Invoke(id, DISPATCH_PROPERTYPUT, params) return }
go
{ "resource": "" }
q19420
MustSet
train
func (d *Dispatch) MustSet(name string, params ...interface{}) (result *VARIANT) { id, err := d.GetId(name) if err != nil { panic(err) } result, err = d.Invoke(id, DISPATCH_PROPERTYPUT, params) if err != nil { panic(err) } return }
go
{ "resource": "" }
q19421
GetId
train
func (d *Dispatch) GetId(name string) (id int32, err error) { var dispid []int32 dispid, err = d.Object.GetIDsOfName([]string{name}) if err != nil { return } id = dispid[0] return }
go
{ "resource": "" }
q19422
GetIds
train
func (d *Dispatch) GetIds(names ...string) (dispid []int32, err error) { dispid, err = d.Object.GetIDsOfName(names) return }
go
{ "resource": "" }
q19423
Invoke
train
func (d *Dispatch) Invoke(id int32, dispatch int16, params []interface{}) (result *VARIANT, err error) { if len(params) < 1 { result, err = d.Object.Invoke(id, dispatch) } else { result, err = d.Object.Invoke(id, dispatch, params...) } return }
go
{ "resource": "" }
q19424
Connect
train
func Connect(names ...string) (connection *Connection) { connection.Initialize() connection.Load(names...) return }
go
{ "resource": "" }
q19425
safeArrayGetElementString
train
func safeArrayGetElementString(safearray *SafeArray, index int32) (str string, err error) { var element *int16 err = convertHresultToError( procSafeArrayGetElement.Call( uintptr(unsafe.Pointer(safearray)), uintptr(unsafe.Pointer(&index)), uintptr(unsafe.Pointer(&element)))) str = BstrToString(*(**uint16)(unsafe.Pointer(&element))) SysFreeString(element) return }
go
{ "resource": "" }
q19426
ClassIDFrom
train
func ClassIDFrom(programID string) (classID *GUID, err error) { classID, err = CLSIDFromProgID(programID) if err != nil { classID, err = CLSIDFromString(programID) if err != nil { return } } return }
go
{ "resource": "" }
q19427
BytePtrToString
train
func BytePtrToString(p *byte) string { a := (*[10000]uint8)(unsafe.Pointer(p)) i := 0 for a[i] != 0 { i++ } return string(a[:i]) }
go
{ "resource": "" }
q19428
LpOleStrToString
train
func LpOleStrToString(p *uint16) string { if p == nil { return "" } length := lpOleStrLen(p) a := make([]uint16, length) ptr := unsafe.Pointer(p) for i := 0; i < int(length); i++ { a[i] = *(*uint16)(ptr) ptr = unsafe.Pointer(uintptr(ptr) + 2) } return string(utf16.Decode(a)) }
go
{ "resource": "" }
q19429
BstrToString
train
func BstrToString(p *uint16) string { if p == nil { return "" } length := SysStringLen((*int16)(unsafe.Pointer(p))) a := make([]uint16, length) ptr := unsafe.Pointer(p) for i := 0; i < int(length); i++ { a[i] = *(*uint16)(ptr) ptr = unsafe.Pointer(uintptr(ptr) + 2) } return string(utf16.Decode(a)) }
go
{ "resource": "" }
q19430
lpOleStrLen
train
func lpOleStrLen(p *uint16) (length int64) { if p == nil { return 0 } ptr := unsafe.Pointer(p) for i := 0; ; i++ { if 0 == *(*uint16)(ptr) { length = int64(i) break } ptr = unsafe.Pointer(uintptr(ptr) + 2) } return }
go
{ "resource": "" }
q19431
convertHresultToError
train
func convertHresultToError(hr uintptr, r2 uintptr, ignore error) (err error) { if hr != 0 { err = NewError(hr) } return }
go
{ "resource": "" }
q19432
errstr
train
func errstr(errno int) string { // ask windows for the remaining errors var flags uint32 = syscall.FORMAT_MESSAGE_FROM_SYSTEM | syscall.FORMAT_MESSAGE_ARGUMENT_ARRAY | syscall.FORMAT_MESSAGE_IGNORE_INSERTS b := make([]uint16, 300) n, err := syscall.FormatMessage(flags, 0, uint32(errno), 0, b, nil) if err != nil { return fmt.Sprintf("error %d (FormatMessage failed with: %v)", errno, err) } // trim terminating \r and \n for ; n > 0 && (b[n-1] == '\n' || b[n-1] == '\r'); n-- { } return string(utf16.Decode(b[:n])) }
go
{ "resource": "" }
q19433
LOGetCellString
train
func LOGetCellString(cell *ole.IDispatch) (value string) { return oleutil.MustGetProperty(cell, "string").ToString() }
go
{ "resource": "" }
q19434
LOSetCellString
train
func LOSetCellString(cell *ole.IDispatch, text string) { oleutil.MustPutProperty(cell, "string", text) }
go
{ "resource": "" }
q19435
LOSetCellValue
train
func LOSetCellValue(cell *ole.IDispatch, value float64) { oleutil.MustPutProperty(cell, "value", value) }
go
{ "resource": "" }
q19436
LONewSpreadsheet
train
func LONewSpreadsheet(desktop *ole.IDispatch) (document *ole.IDispatch) { var args = []string{} document = oleutil.MustCallMethod(desktop, "loadComponentFromURL", "private:factory/scalc", // alternative: private:factory/swriter "_blank", 0, args).ToIDispatch() return }
go
{ "resource": "" }
q19437
main
train
func main() { ole.CoInitialize(0) unknown, errCreate := oleutil.CreateObject("com.sun.star.ServiceManager") checkError(errCreate, "Couldn't create a OLE connection to LibreOffice") ServiceManager, errSM := unknown.QueryInterface(ole.IID_IDispatch) checkError(errSM, "Couldn't start a LibreOffice instance") desktop := oleutil.MustCallMethod(ServiceManager, "createInstance", "com.sun.star.frame.Desktop").ToIDispatch() document := LONewSpreadsheet(desktop) sheet0 := LOGetWorksheet(document, 0) cell1_1 := LOGetCell(sheet0, 1, 1) // cell B2 cell1_2 := LOGetCell(sheet0, 1, 2) // cell B3 cell1_3 := LOGetCell(sheet0, 1, 3) // cell B4 cell1_4 := LOGetCell(sheet0, 1, 4) // cell B5 LOSetCellString(cell1_1, "Hello World") LOSetCellValue(cell1_2, 33.45) LOSetCellFormula(cell1_3, "=B3+5") b4Value := LOGetCellString(cell1_3) LOSetCellString(cell1_4, b4Value) // set background color yellow: oleutil.MustPutProperty(cell1_1, "cellbackcolor", 0xFFFF00) fmt.Printf("Press [ENTER] to exit") fmt.Scanf("%s") ServiceManager.Release() ole.CoUninitialize() }
go
{ "resource": "" }
q19438
NewErrorWithDescription
train
func NewErrorWithDescription(hr uintptr, description string) *OleError { return &OleError{hr: hr, description: description} }
go
{ "resource": "" }
q19439
NewErrorWithSubError
train
func NewErrorWithSubError(hr uintptr, description string, err error) *OleError { return &OleError{hr: hr, description: description, subError: err} }
go
{ "resource": "" }
q19440
String
train
func (v *OleError) String() string { if v.description != "" { return errstr(int(v.hr)) + " (" + v.description + ")" } return errstr(int(v.hr)) }
go
{ "resource": "" }
q19441
DeleteHString
train
func DeleteHString(hstring HString) (err error) { hr, _, _ := procWindowsDeleteString.Call(uintptr(hstring)) if hr != 0 { err = NewError(hr) } return }
go
{ "resource": "" }
q19442
String
train
func (h HString) String() string { var u16buf uintptr var u16len uint32 u16buf, _, _ = procWindowsGetStringRawBuffer.Call( uintptr(h), uintptr(unsafe.Pointer(&u16len))) u16hdr := reflect.SliceHeader{Data: u16buf, Len: int(u16len), Cap: int(u16len)} u16 := *(*[]uint16)(unsafe.Pointer(&u16hdr)) return syscall.UTF16ToString(u16) }
go
{ "resource": "" }
q19443
ClassIDFrom
train
func ClassIDFrom(programID string) (classID *ole.GUID, err error) { return ole.ClassIDFrom(programID) }
go
{ "resource": "" }
q19444
CreateObject
train
func CreateObject(programID string) (unknown *ole.IUnknown, err error) { classID, err := ole.ClassIDFrom(programID) if err != nil { return } unknown, err = ole.CreateInstance(classID, ole.IID_IUnknown) if err != nil { return } return }
go
{ "resource": "" }
q19445
GetActiveObject
train
func GetActiveObject(programID string) (unknown *ole.IUnknown, err error) { classID, err := ole.ClassIDFrom(programID) if err != nil { return } unknown, err = ole.GetActiveObject(classID, ole.IID_IUnknown) if err != nil { return } return }
go
{ "resource": "" }
q19446
CallMethod
train
func CallMethod(disp *ole.IDispatch, name string, params ...interface{}) (result *ole.VARIANT, err error) { return disp.InvokeWithOptionalArgs(name, ole.DISPATCH_METHOD, params) }
go
{ "resource": "" }
q19447
MustCallMethod
train
func MustCallMethod(disp *ole.IDispatch, name string, params ...interface{}) (result *ole.VARIANT) { r, err := CallMethod(disp, name, params...) if err != nil { panic(err.Error()) } return r }
go
{ "resource": "" }
q19448
GetProperty
train
func GetProperty(disp *ole.IDispatch, name string, params ...interface{}) (result *ole.VARIANT, err error) { return disp.InvokeWithOptionalArgs(name, ole.DISPATCH_PROPERTYGET, params) }
go
{ "resource": "" }
q19449
MustGetProperty
train
func MustGetProperty(disp *ole.IDispatch, name string, params ...interface{}) (result *ole.VARIANT) { r, err := GetProperty(disp, name, params...) if err != nil { panic(err.Error()) } return r }
go
{ "resource": "" }
q19450
PutProperty
train
func PutProperty(disp *ole.IDispatch, name string, params ...interface{}) (result *ole.VARIANT, err error) { return disp.InvokeWithOptionalArgs(name, ole.DISPATCH_PROPERTYPUT, params) }
go
{ "resource": "" }
q19451
MustPutProperty
train
func MustPutProperty(disp *ole.IDispatch, name string, params ...interface{}) (result *ole.VARIANT) { r, err := PutProperty(disp, name, params...) if err != nil { panic(err.Error()) } return r }
go
{ "resource": "" }
q19452
PutPropertyRef
train
func PutPropertyRef(disp *ole.IDispatch, name string, params ...interface{}) (result *ole.VARIANT, err error) { return disp.InvokeWithOptionalArgs(name, ole.DISPATCH_PROPERTYPUTREF, params) }
go
{ "resource": "" }
q19453
MustPutPropertyRef
train
func MustPutPropertyRef(disp *ole.IDispatch, name string, params ...interface{}) (result *ole.VARIANT) { r, err := PutPropertyRef(disp, name, params...) if err != nil { panic(err.Error()) } return r }
go
{ "resource": "" }
q19454
drawOver
train
func (p *GIFPrinter) drawOver(target *image.Paletted, source image.Image) { bounds := source.Bounds() for y := bounds.Min.Y; y < bounds.Max.Y; y++ { for x := bounds.Min.X; x < bounds.Max.X; x++ { c := source.At(x, y) if c == color.Transparent { continue } target.Set(x, y, c) } } }
go
{ "resource": "" }
q19455
drawExact
train
func (p *GIFPrinter) drawExact(target *image.Paletted, source image.Image) { bounds := source.Bounds() for y := bounds.Min.Y; y < bounds.Max.Y; y++ { for x := bounds.Min.X; x < bounds.Max.X; x++ { target.Set(x, y, source.At(x, y)) } } }
go
{ "resource": "" }
q19456
resetCursor
train
func resetCursor(w io.Writer, rows int) { w.Write([]byte(fmt.Sprintf("\033[999D\033[%dA", rows))) }
go
{ "resource": "" }
q19457
NewPrinter
train
func NewPrinter(w io.Writer, c *Config) *Printer { return &Printer{ w: w, c: mergeConfig(c), } }
go
{ "resource": "" }
q19458
EncodeJSON
train
func EncodeJSON(w io.Writer, i *Iterator) error { r := make(Record) // Open paren. if _, err := w.Write([]byte{'['}); err != nil { return err } var c int enc := json.NewEncoder(w) delim := []byte{',', '\n'} for i.Next() { if c > 0 { if _, err := w.Write(delim); err != nil { return err } } c++ if err := i.Scan(r); err != nil { return err } if err := enc.Encode(r); err != nil { return err } } // Close paren. if _, err := w.Write([]byte{']'}); err != nil { return err } return nil }
go
{ "resource": "" }
q19459
EncodeLDJSON
train
func EncodeLDJSON(w io.Writer, i *Iterator) error { r := make(Record) enc := json.NewEncoder(w) for i.Next() { if err := i.Scan(r); err != nil { return err } if err := enc.Encode(r); err != nil { return err } } return nil }
go
{ "resource": "" }
q19460
cleanParams
train
func cleanParams(p map[string]interface{}) map[string]interface{} { c := make(map[string]interface{}) for k, v := range p { switch x := v.(type) { case string: if x == "" { continue } } c[k] = v } return c }
go
{ "resource": "" }
q19461
Scan
train
func (i *Iterator) Scan(r Record) error { if err := i.rows.MapScan(r); err != nil { return err } mapBytesToString(r) return nil }
go
{ "resource": "" }
q19462
Connect
train
func Connect(driver string, params map[string]interface{}) (*sqlx.DB, error) { // Select the driver. driver, ok := Drivers[driver] if !ok { return nil, ErrUnknownDriver } // Connect to the database. connector := connectors[driver] params = cleanParams(params) dsn, ok := params["dsn"].(string) if !ok { dsn = connector(params) } return sqlx.Connect(driver, dsn) }
go
{ "resource": "" }
q19463
Execute
train
func Execute(db *sqlx.DB, sql string, params map[string]interface{}) (*Iterator, error) { var ( err error rows *sqlx.Rows ) // Execute the query. if params != nil && len(params) > 0 { rows, err = db.NamedQuery(sql, params) } else { rows, err = db.Queryx(sql) } if err != nil { return nil, err } cols, err := rows.Columns() if err != nil { return nil, err } return &Iterator{ Cols: cols, rows: rows, }, nil }
go
{ "resource": "" }
q19464
Shutdown
train
func Shutdown() { connMapMutex.Lock() for _, db := range connMap { db.Close() } connMapMutex.Unlock() }
go
{ "resource": "" }
q19465
parseMimetype
train
func parseMimetype(mimetype string) string { mimetype, params, err := mime.ParseMediaType(mimetype) if err != nil { return "" } // No Accept header passed. if mimetype == "" { return defaultMimetype } switch mimetype { case "application/json": if params["boundary"] == "NL" { return "application/x-ldjson" } default: if _, ok := mimetypeFormats[mimetype]; !ok { return "" } } return mimetype }
go
{ "resource": "" }
q19466
MatchFold
train
func MatchFold(source, target string) bool { return match(source, target, unicode.ToLower) }
go
{ "resource": "" }
q19467
Find
train
func Find(source string, targets []string) []string { return find(source, targets, noop) }
go
{ "resource": "" }
q19468
FindFold
train
func FindFold(source string, targets []string) []string { return find(source, targets, unicode.ToLower) }
go
{ "resource": "" }
q19469
RankMatchFold
train
func RankMatchFold(source, target string) int { return rank(source, target, unicode.ToLower) }
go
{ "resource": "" }
q19470
RankFind
train
func RankFind(source string, targets []string) Ranks { var r Ranks for index, target := range targets { if match(source, target, noop) { distance := LevenshteinDistance(source, target) r = append(r, Rank{source, target, distance, index}) } } return r }
go
{ "resource": "" }
q19471
RankFindFold
train
func RankFindFold(source string, targets []string) Ranks { var r Ranks for index, target := range targets { if match(source, target, unicode.ToLower) { distance := LevenshteinDistance(source, target) r = append(r, Rank{source, target, distance, index}) } } return r }
go
{ "resource": "" }
q19472
TranslateRune
train
func (tr *Translator) TranslateRune(r rune) (result rune, translated bool) { switch { case tr.quickDict != nil: if r <= unicode.MaxASCII { result = tr.quickDict.Dict[r] if result != 0 { translated = true if tr.mappedRune >= 0 { result = tr.mappedRune } break } } fallthrough case tr.runeMap != nil: var ok bool if result, ok = tr.runeMap[r]; ok { translated = true if tr.mappedRune >= 0 { result = tr.mappedRune } break } fallthrough default: var rrm *runeRangeMap ranges := tr.ranges for i := len(ranges) - 1; i >= 0; i-- { rrm = ranges[i] if rrm.FromLo <= r && r <= rrm.FromHi { translated = true if tr.mappedRune >= 0 { result = tr.mappedRune break } if rrm.ToLo < rrm.ToHi { result = rrm.ToLo + r - rrm.FromLo } else if rrm.ToLo > rrm.ToHi { // ToHi can be smaller than ToLo if range is from higher to lower. result = rrm.ToLo - r + rrm.FromLo } else { result = rrm.ToLo } break } } } if tr.reverted { if !translated { result = tr.mappedRune } translated = !translated } if !translated { result = r } return }
go
{ "resource": "" }
q19473
WordCount
train
func WordCount(str string) int { var r rune var size, n int inWord := false for len(str) > 0 { r, size = utf8.DecodeRuneInString(str) switch { case isAlphabet(r): if !inWord { inWord = true n++ } case inWord && (r == '\'' || r == '-'): // Still in word. default: inWord = false } str = str[size:] } return n }
go
{ "resource": "" }
q19474
isAlphabet
train
func isAlphabet(r rune) bool { if !unicode.IsLetter(r) { return false } switch { // Quick check for non-CJK character. case r < minCJKCharacter: return true // Common CJK characters. case r >= '\u4E00' && r <= '\u9FCC': return false // Rare CJK characters. case r >= '\u3400' && r <= '\u4D85': return false // Rare and historic CJK characters. case r >= '\U00020000' && r <= '\U0002B81D': return false } return true }
go
{ "resource": "" }
q19475
SwapCase
train
func SwapCase(str string) string { var r rune var size int buf := &bytes.Buffer{} for len(str) > 0 { r, size = utf8.DecodeRuneInString(str) switch { case unicode.IsUpper(r): buf.WriteRune(unicode.ToLower(r)) case unicode.IsLower(r): buf.WriteRune(unicode.ToUpper(r)) default: buf.WriteRune(r) } str = str[size:] } return buf.String() }
go
{ "resource": "" }
q19476
FirstRuneToUpper
train
func FirstRuneToUpper(str string) string { if str == "" { return str } r, size := utf8.DecodeRuneInString(str) if !unicode.IsLower(r) { return str } buf := &bytes.Buffer{} buf.WriteRune(unicode.ToUpper(r)) buf.WriteString(str[size:]) return buf.String() }
go
{ "resource": "" }
q19477
FirstRuneToLower
train
func FirstRuneToLower(str string) string { if str == "" { return str } r, size := utf8.DecodeRuneInString(str) if !unicode.IsUpper(r) { return str } buf := &bytes.Buffer{} buf.WriteRune(unicode.ToLower(r)) buf.WriteString(str[size:]) return buf.String() }
go
{ "resource": "" }
q19478
ShuffleSource
train
func ShuffleSource(str string, src rand.Source) string { if str == "" { return str } runes := []rune(str) index := 0 r := rand.New(src) for i := len(runes) - 1; i > 0; i-- { index = r.Intn(i + 1) if i != index { runes[i], runes[index] = runes[index], runes[i] } } return string(runes) }
go
{ "resource": "" }
q19479
Reverse
train
func Reverse(str string) string { var size int tail := len(str) buf := make([]byte, tail) s := buf for len(str) > 0 { _, size = utf8.DecodeRuneInString(str) tail -= size s = append(s[:tail], []byte(str[:size])...) str = str[size:] } return string(buf) }
go
{ "resource": "" }
q19480
Partition
train
func Partition(str, sep string) (head, match, tail string) { index := strings.Index(str, sep) if index == -1 { head = str return } head = str[:index] match = str[index : index+len(sep)] tail = str[index+len(sep):] return }
go
{ "resource": "" }
q19481
LastPartition
train
func LastPartition(str, sep string) (head, match, tail string) { index := strings.LastIndex(str, sep) if index == -1 { tail = str return } head = str[:index] match = str[index : index+len(sep)] tail = str[index+len(sep):] return }
go
{ "resource": "" }
q19482
Insert
train
func Insert(dst, src string, index int) string { return Slice(dst, 0, index) + src + Slice(dst, index, -1) }
go
{ "resource": "" }
q19483
Scrub
train
func Scrub(str, repl string) string { var buf *bytes.Buffer var r rune var size, pos int var hasError bool origin := str for len(str) > 0 { r, size = utf8.DecodeRuneInString(str) if r == utf8.RuneError { if !hasError { if buf == nil { buf = &bytes.Buffer{} } buf.WriteString(origin[:pos]) hasError = true } } else if hasError { hasError = false buf.WriteString(repl) origin = origin[pos:] pos = 0 } pos += size str = str[size:] } if buf != nil { buf.WriteString(origin) return buf.String() } // No invalid byte. return origin }
go
{ "resource": "" }
q19484
WordSplit
train
func WordSplit(str string) []string { var word string var words []string var r rune var size, pos int inWord := false for len(str) > 0 { r, size = utf8.DecodeRuneInString(str) switch { case isAlphabet(r): if !inWord { inWord = true word = str pos = 0 } case inWord && (r == '\'' || r == '-'): // Still in word. default: if inWord { inWord = false words = append(words, word[:pos]) } } pos += size str = str[size:] } if inWord { words = append(words, word[:pos]) } return words }
go
{ "resource": "" }
q19485
allocBuffer
train
func allocBuffer(orig, cur string) *bytes.Buffer { output := &bytes.Buffer{} maxSize := len(orig) * 4 // Avoid to reserve too much memory at once. if maxSize > bufferMaxInitGrowSize { maxSize = bufferMaxInitGrowSize } output.Grow(maxSize) output.WriteString(orig[:len(orig)-len(cur)]) return output }
go
{ "resource": "" }
q19486
Run
train
func Run(c Component) Wait { wait := make(Wait) go func() { c.Process() wait <- Done{} }() return wait }
go
{ "resource": "" }
q19487
NewInputGuard
train
func NewInputGuard(ports ...string) *InputGuard { portMap := make(map[string]bool, len(ports)) for _, p := range ports { portMap[p] = false } return &InputGuard{portMap, 0} }
go
{ "resource": "" }
q19488
Complete
train
func (g *InputGuard) Complete(port string) bool { if !g.ports[port] { g.ports[port] = true g.complete++ } return g.complete >= len(g.ports) }
go
{ "resource": "" }
q19489
ParseJSON
train
func ParseJSON(js []byte) *Graph { // Parse JSON into Go struct var descr graphDescription err := json.Unmarshal(js, &descr) if err != nil { return nil } // fmt.Printf("%+v\n", descr) constructor := func() interface{} { // Create a new Graph net := new(Graph) net.InitGraphState() // Add processes to the network for procName, procValue := range descr.Processes { net.AddNew(procValue.Component, procName) // Process mode detection if procValue.Metadata.PoolSize > 0 { proc := net.Get(procName).(*Component) proc.Mode = ComponentModePool proc.PoolSize = uint8(procValue.Metadata.PoolSize) } else if procValue.Metadata.Sync { proc := net.Get(procName).(*Component) proc.Mode = ComponentModeSync } } // Add connections for _, conn := range descr.Connections { // Check if it is an IIP or actual connection if conn.Data == nil { // Add a connection net.ConnectBuf(conn.Src.Process, conn.Src.Port, conn.Tgt.Process, conn.Tgt.Port, conn.Metadata.Buffer) } else { // Add an IIP net.AddIIP(conn.Data, conn.Tgt.Process, conn.Tgt.Port) } } // Add port exports for _, export := range descr.Exports { // Split private into proc.port procName := export.Private[:strings.Index(export.Private, ".")] procPort := export.Private[strings.Index(export.Private, ".")+1:] // Try to detect port direction using reflection procType := reflect.TypeOf(net.Get(procName)).Elem() field, fieldFound := procType.FieldByName(procPort) if !fieldFound { panic("Private port '" + export.Private + "' not found") } if field.Type.Kind() == reflect.Chan && (field.Type.ChanDir()&reflect.RecvDir) != 0 { // It's an inport net.MapInPort(export.Public, procName, procPort) } else if field.Type.Kind() == reflect.Chan && (field.Type.ChanDir()&reflect.SendDir) != 0 { // It's an outport net.MapOutPort(export.Public, procName, procPort) } else { // It's not a proper port panic("Private port '" + export.Private + "' is not a valid channel") } // TODO add support for subgraphs } return net } // Register a component to be reused if descr.Properties.Name != "" { Register(descr.Properties.Name, constructor) } return constructor().(*Graph) }
go
{ "resource": "" }
q19490
LoadJSON
train
func LoadJSON(filename string) *Graph { js, err := ioutil.ReadFile(filename) if err != nil { return nil } return ParseJSON(js) }
go
{ "resource": "" }
q19491
RegisterJSON
train
func RegisterJSON(componentName, filePath string) bool { var constructor ComponentConstructor constructor = func() interface{} { return LoadJSON(filePath) } return Register(componentName, constructor) }
go
{ "resource": "" }
q19492
NewFactory
train
func NewFactory(config ...FactoryConfig) *Factory { conf := defaultFactoryConfig() if len(config) == 1 { conf = config[0] } return &Factory{ registry: make(map[string]registryEntry, conf.RegistryCapacity), } }
go
{ "resource": "" }
q19493
Register
train
func (f *Factory) Register(componentName string, constructor Constructor) error { if _, exists := f.registry[componentName]; exists { return fmt.Errorf("Registry error: component '%s' already registered", componentName) } f.registry[componentName] = registryEntry{ Constructor: constructor, Info: ComponentInfo{ Name: componentName, }, } return nil }
go
{ "resource": "" }
q19494
Annotate
train
func (f *Factory) Annotate(componentName string, annotation Annotation) error { if _, exists := f.registry[componentName]; !exists { return fmt.Errorf("Registry annotation error: component '%s' is not registered", componentName) } entry := f.registry[componentName] entry.Info.Description = annotation.Description entry.Info.Icon = annotation.Icon f.registry[componentName] = entry return nil }
go
{ "resource": "" }
q19495
Unregister
train
func (f *Factory) Unregister(componentName string) error { if _, exists := f.registry[componentName]; exists { delete(f.registry, componentName) return nil } return fmt.Errorf("Registry error: component '%s' is not registered", componentName) }
go
{ "resource": "" }
q19496
Create
train
func (f *Factory) Create(componentName string) (interface{}, error) { if info, exists := f.registry[componentName]; exists { return info.Constructor() } return nil, fmt.Errorf("Factory error: component '%s' does not exist", componentName) }
go
{ "resource": "" }
q19497
ConnectBuf
train
func (n *Graph) ConnectBuf(senderName, senderPort, receiverName, receiverPort string, bufferSize int) error { senderPortVal, err := n.getProcPort(senderName, senderPort, reflect.SendDir) if err != nil { return err } receiverPortVal, err := n.getProcPort(receiverName, receiverPort, reflect.RecvDir) if err != nil { return err } // Try to get an existing channel var channel reflect.Value if !receiverPortVal.IsNil() { // Find existing channel attached to the receiver channel = n.findExistingChan(receiverName, receiverPort, reflect.RecvDir) } sndPortType := senderPortVal.Type() if !senderPortVal.IsNil() { // If both ports are already busy, we cannot connect them if channel.IsValid() && senderPortVal.Addr() != receiverPortVal.Addr() { return fmt.Errorf("'%s.%s' cannot be connected to '%s.%s': both ports already in use", receiverName, receiverPort, senderName, senderPort) } // Find an existing channel attached to sender // Receiver channel takes priority if exists if !channel.IsValid() { channel = n.findExistingChan(senderName, senderPort, reflect.SendDir) } } // Create a new channel if none of the existing channles found if !channel.IsValid() { // Make a channel of an appropriate type chanType := reflect.ChanOf(reflect.BothDir, sndPortType.Elem()) channel = reflect.MakeChan(chanType, bufferSize) } // Set the channels // TODO fix rewiring a graph without disconnecting ports if senderPortVal.IsNil() { senderPortVal.Set(channel) n.incSendChanRefCount(channel) } if receiverPortVal.IsNil() { receiverPortVal.Set(channel) } // Add connection info n.connections = append(n.connections, connection{ src: portName{proc: senderName, port: senderPort}, tgt: portName{proc: receiverName, port: receiverPort}, channel: channel, buffer: bufferSize}) return nil }
go
{ "resource": "" }
q19498
getProcPort
train
func (n *Graph) getProcPort(procName, portName string, dir reflect.ChanDir) (reflect.Value, error) { nilValue := reflect.ValueOf(nil) // Ensure process exists proc, ok := n.procs[procName] if !ok { return nilValue, fmt.Errorf("Connect error: process '%s' not found", procName) } // Ensure sender is settable val := reflect.ValueOf(proc) if val.Kind() == reflect.Ptr && val.IsValid() { val = val.Elem() } if !val.CanSet() { return nilValue, fmt.Errorf("Connect error: process '%s' is not settable", procName) } // Get the port value var portVal reflect.Value var err error // Check if sender is a net net, ok := val.Interface().(Graph) if ok { // Sender is a net if dir == reflect.SendDir { portVal, err = net.getOutPort(portName) } else { portVal, err = net.getInPort(portName) } } else { // Sender is a proc portVal = val.FieldByName(portName) if !portVal.IsValid() { err = errors.New("") } } if err != nil { return nilValue, fmt.Errorf("Connect error: process '%s' does not have port '%s'", procName, portName) } // Validate port type portType := portVal.Type() // Sender port can be an array port if dir == reflect.SendDir && portType.Kind() == reflect.Slice { portType = portType.Elem() } // Validate if portType.Kind() != reflect.Chan || portType.ChanDir()&dir == 0 { return nilValue, fmt.Errorf("Connect error: '%s.%s' is not of the correct chan type", procName, portName) } // Check assignability if !portVal.CanSet() { return nilValue, fmt.Errorf("'%s.%s' is not assignable", procName, portName) } return portVal, nil }
go
{ "resource": "" }
q19499
findExistingChan
train
func (n *Graph) findExistingChan(proc, procPort string, dir reflect.ChanDir) reflect.Value { var channel reflect.Value // Find existing channel attached to the receiver for _, conn := range n.connections { var p portName if dir == reflect.SendDir { p = conn.src } else { p = conn.tgt } if p.port == procPort && p.proc == proc { channel = conn.channel break } } return channel }
go
{ "resource": "" }