devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (localization/number.js)
* Version: 18.2.18
* Build date: Tue Oct 18 2022
*
* Copyright (c) 2012 - 2022 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
"use strict";
var _slicedToArray = function() {
function sliceIterator(arr, i) {
var _arr = [];
var _n = true;
var _d = false;
var _e = void 0;
try {
for (var _s, _i = arr[Symbol.iterator](); !(_n = (_s = _i.next()).done); _n = true) {
_arr.push(_s.value);
if (i && _arr.length === i) {
break
}
}
} catch (err) {
_d = true;
_e = err
} finally {
try {
if (!_n && _i.return) {
_i.return()
}
} finally {
if (_d) {
throw _e
}
}
}
return _arr
}
return function(arr, i) {
if (Array.isArray(arr)) {
return arr
} else {
if (Symbol.iterator in Object(arr)) {
return sliceIterator(arr, i)
} else {
throw new TypeError("Invalid attempt to destructure non-iterable instance")
}
}
}
}();
var dependencyInjector = require("../core/utils/dependency_injector"),
inArray = require("../core/utils/array").inArray,
escapeRegExp = require("../core/utils/common").escapeRegExp,
each = require("../core/utils/iterator").each,
isPlainObject = require("../core/utils/type").isPlainObject,
ldmlNumber = require("./ldml/number"),
config = require("../core/config"),
errors = require("../core/errors"),
toFixed = require("./utils").toFixed;
var MAX_LARGE_NUMBER_POWER = 4,
DECIMAL_BASE = 10;
var NUMERIC_FORMATS = ["currency", "fixedpoint", "exponential", "percent", "decimal"];
var LargeNumberFormatPostfixes = {
1: "K",
2: "M",
3: "B",
4: "T"
};
var LargeNumberFormatPowers = {
largenumber: "auto",
thousands: 1,
millions: 2,
billions: 3,
trillions: 4
};
var numberLocalization = dependencyInjector({
numericFormats: NUMERIC_FORMATS,
defaultLargeNumberFormatPostfixes: LargeNumberFormatPostfixes,
_parseNumberFormatString: function(formatType) {
var formatList, formatObject = {};
if (!formatType || "string" !== typeof formatType) {
return
}
formatList = formatType.toLowerCase().split(" ");
each(formatList, function(index, value) {
if (inArray(value, NUMERIC_FORMATS) > -1) {
formatObject.formatType = value
} else {
if (value in LargeNumberFormatPowers) {
formatObject.power = LargeNumberFormatPowers[value]
}
}
});
if (formatObject.power && !formatObject.formatType) {
formatObject.formatType = "fixedpoint"
}
if (formatObject.formatType) {
return formatObject
}
},
_calculateNumberPower: function(value, base, minPower, maxPower) {
var number = Math.abs(value),
power = 0;
if (number > 1) {
while (number && number >= base && (void 0 === maxPower || power < maxPower)) {
power++;
number /= base
}
} else {
if (number > 0 && number < 1) {
while (number < 1 && (void 0 === minPower || power > minPower)) {
power--;
number *= base
}
}
}
return power
},
_getNumberByPower: function(number, power, base) {
var result = number;
while (power > 0) {
result /= base;
power--
}
while (power < 0) {
result *= base;
power++
}
return result
},
_formatNumber: function(value, formatObject, formatConfig) {
var powerPostfix;
var result;
if ("auto" === formatObject.power) {
formatObject.power = this._calculateNumberPower(value, 1e3, 0, MAX_LARGE_NUMBER_POWER)
}
if (formatObject.power) {
value = this._getNumberByPower(value, formatObject.power, 1e3)
}
powerPostfix = this.defaultLargeNumberFormatPostfixes[formatObject.power] || "";
result = this._formatNumberCore(value, formatObject.formatType, formatConfig);
result = result.replace(/(\d|.$)(\D*)$/, "$1" + powerPostfix + "$2");
return result
},
_formatNumberExponential: function(value, formatConfig) {
var powString, power = this._calculateNumberPower(value, DECIMAL_BASE),
number = this._getNumberByPower(value, power, DECIMAL_BASE);
if (void 0 === formatConfig.precision) {
formatConfig.precision = 1
}
if (number.toFixed(formatConfig.precision || 0) >= DECIMAL_BASE) {
power++;
number /= DECIMAL_BASE
}
powString = (power >= 0 ? "+" : "") + power.toString();
return this._formatNumberCore(number, "fixedpoint", formatConfig) + "E" + powString
},
_addZeroes: function(value, precision) {
var multiplier = Math.pow(10, precision);
var sign = value < 0 ? "-" : "";
value = (Math.abs(value) * multiplier >>> 0) / multiplier;
var result = value.toString();
while (result.length < precision) {
result = "0" + result
}
return sign + result
},
_addGroupSeparators: function(value) {
var parts = value.toString().split(".");
return parts[0].replace(/\B(?=(\d{3})+(?!\d))/g, config().thousandsSeparator) + (parts[1] ? config().decimalSeparator + parts[1] : "")
},
_formatNumberCore: function(value, format, formatConfig) {
if ("exponential" === format) {
return this._formatNumberExponential(value, formatConfig)
}
if ("decimal" !== format && null !== formatConfig.precision) {
formatConfig.precision = formatConfig.precision || 0
}
if ("percent" === format) {
value = 100 * value
}
if (void 0 !== formatConfig.precision) {
if ("decimal" === format) {
value = this._addZeroes(value, formatConfig.precision)
} else {
value = null === formatConfig.precision ? value.toPrecision() : toFixed(value, formatConfig.precision)
}
}
if ("decimal" !== format) {
value = this._addGroupSeparators(value)
} else {
value = value.toString().replace(".", config().decimalSeparator)
}
if ("percent" === format) {
value += "%"
}
return value
},
_normalizeFormat: function(format) {
if (!format) {
return {}
}
if ("function" === typeof format) {
return format
}
if (!isPlainObject(format)) {
format = {
type: format
}
}
return format
},
_getSeparators: function() {
return {
decimalSeparator: this.getDecimalSeparator(),
thousandsSeparator: this.getThousandsSeparator()
}
},
getThousandsSeparator: function() {
return this.format(1e4, "fixedPoint")[2]
},
getDecimalSeparator: function() {
return this.format(1.2, {
type: "fixedPoint",
precision: 1
})[1]
},
convertDigits: function(value, toStandard) {
var digits = this.format(90, "decimal");
if ("string" !== typeof value || "0" === digits[1]) {
return value
}
var fromFirstDigit = toStandard ? digits[1] : "0",
toFirstDigit = toStandard ? "0" : digits[1],
fromLastDigit = toStandard ? digits[0] : "9",
regExp = new RegExp("[" + fromFirstDigit + "-" + fromLastDigit + "]", "g");
return value.replace(regExp, function(char) {
return String.fromCharCode(char.charCodeAt(0) + (toFirstDigit.charCodeAt(0) - fromFirstDigit.charCodeAt(0)))
})
},
getSign: function(text, format) {
if ("-" === text.replace(/[^0-9-]/g, "").charAt(0)) {
return -1
}
if (!format) {
return 1
}
var separators = this._getSeparators(),
regExp = new RegExp("[0-9" + escapeRegExp(separators.decimalSeparator + separators.thousandsSeparator) + "]+", "g"),
negativeEtalon = this.format(-1, format).replace(regExp, "1"),
cleanedText = text.replace(regExp, "1");
return cleanedText === negativeEtalon ? -1 : 1
},
format: function(value, _format) {
if ("number" !== typeof value) {
return value
}
if ("number" === typeof _format) {
return value
}
_format = _format && _format.formatter || _format;
if ("function" === typeof _format) {
return _format(value)
}
_format = this._normalizeFormat(_format);
if (!_format.type) {
_format.type = "decimal"
}
var numberConfig = this._parseNumberFormatString(_format.type);
if (!numberConfig) {
return this.convertDigits(ldmlNumber.getFormatter(_format.type, this._getSeparators())(value))
}
return this._formatNumber(value, numberConfig, _format)
},
parse: function(text, format) {
if (!text) {
return
}
if (format && format.parser) {
return format.parser(text)
}
text = this.convertDigits(text, true);
if (format && "string" !== typeof format) {
errors.log("W0011")
}
var decimalSeparator = this.getDecimalSeparator(),
regExp = new RegExp("[^0-9" + escapeRegExp(decimalSeparator) + "]", "g"),
cleanedText = text.replace(regExp, "").replace(decimalSeparator, ".").replace(/\.$/g, "");
if ("." === cleanedText || "" === cleanedText) {
return null
}
if (this._calcSignificantDigits(cleanedText) > 15) {
return NaN
}
var parsed = +cleanedText;
return parsed * this.getSign(text, format)
},
_calcSignificantDigits: function(text) {
var _text$split = text.split("."),
_text$split2 = _slicedToArray(_text$split, 2),
integer = _text$split2[0],
fractional = _text$split2[1];
var calcDigitsAfterLeadingZeros = function(digits) {
var index = -1;
for (var i = 0; i < digits.length; i++) {
if ("0" !== digits[i]) {
index = i;
break
}
}
return index > -1 ? digits.length - index : 0
};
var result = 0;
if (integer) {
result += calcDigitsAfterLeadingZeros(integer.split(""))
}
if (fractional) {
result += calcDigitsAfterLeadingZeros(fractional.split("").reverse())
}
return result
}
});
module.exports = numberLocalization;