File size: 3,463 Bytes
1abfaca | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 | "use strict";
var core_1 = require('@angular/core');
var exceptions_1 = require('../facade/exceptions');
var intl_1 = require('../facade/intl');
var lang_1 = require('../facade/lang');
var invalid_pipe_argument_exception_1 = require('./invalid_pipe_argument_exception');
var defaultLocale = 'en-US';
var _NUMBER_FORMAT_REGEXP = /^(\d+)?\.((\d+)(\-(\d+))?)?$/g;
/**
* Internal function to format numbers used by Decimal, Percent and Date pipes.
*/
function formatNumber(pipe, value, style, digits, currency, currencyAsSymbol) {
if (currency === void 0) { currency = null; }
if (currencyAsSymbol === void 0) { currencyAsSymbol = false; }
if (lang_1.isBlank(value))
return null;
if (!lang_1.isNumber(value)) {
throw new invalid_pipe_argument_exception_1.InvalidPipeArgumentException(pipe, value);
}
var minInt = 1, minFraction = 0, maxFraction = 3;
if (lang_1.isPresent(digits)) {
var parts = lang_1.RegExpWrapper.firstMatch(_NUMBER_FORMAT_REGEXP, digits);
if (lang_1.isBlank(parts)) {
throw new exceptions_1.BaseException(digits + " is not a valid digit info for number pipes");
}
if (lang_1.isPresent(parts[1])) {
minInt = lang_1.NumberWrapper.parseIntAutoRadix(parts[1]);
}
if (lang_1.isPresent(parts[3])) {
minFraction = lang_1.NumberWrapper.parseIntAutoRadix(parts[3]);
}
if (lang_1.isPresent(parts[5])) {
maxFraction = lang_1.NumberWrapper.parseIntAutoRadix(parts[5]);
}
}
return intl_1.NumberFormatter.format(value, defaultLocale, style, {
minimumIntegerDigits: minInt,
minimumFractionDigits: minFraction,
maximumFractionDigits: maxFraction,
currency: currency,
currencyAsSymbol: currencyAsSymbol
});
}
var DecimalPipe = (function () {
function DecimalPipe() {
}
DecimalPipe.prototype.transform = function (value, digits) {
if (digits === void 0) { digits = null; }
return formatNumber(DecimalPipe, value, intl_1.NumberFormatStyle.Decimal, digits);
};
/** @nocollapse */
DecimalPipe.decorators = [
{ type: core_1.Pipe, args: [{ name: 'number' },] },
];
return DecimalPipe;
}());
exports.DecimalPipe = DecimalPipe;
var PercentPipe = (function () {
function PercentPipe() {
}
PercentPipe.prototype.transform = function (value, digits) {
if (digits === void 0) { digits = null; }
return formatNumber(PercentPipe, value, intl_1.NumberFormatStyle.Percent, digits);
};
/** @nocollapse */
PercentPipe.decorators = [
{ type: core_1.Pipe, args: [{ name: 'percent' },] },
];
return PercentPipe;
}());
exports.PercentPipe = PercentPipe;
var CurrencyPipe = (function () {
function CurrencyPipe() {
}
CurrencyPipe.prototype.transform = function (value, currencyCode, symbolDisplay, digits) {
if (currencyCode === void 0) { currencyCode = 'USD'; }
if (symbolDisplay === void 0) { symbolDisplay = false; }
if (digits === void 0) { digits = null; }
return formatNumber(CurrencyPipe, value, intl_1.NumberFormatStyle.Currency, digits, currencyCode, symbolDisplay);
};
/** @nocollapse */
CurrencyPipe.decorators = [
{ type: core_1.Pipe, args: [{ name: 'currency' },] },
];
return CurrencyPipe;
}());
exports.CurrencyPipe = CurrencyPipe;
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