88 lines
2.8 KiB
JavaScript
88 lines
2.8 KiB
JavaScript
var buildFormattingTokensRegExp = require('../../_lib/build_formatting_tokens_reg_exp/index.js')
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function buildFormatLocale () {
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// Note: in English, the names of days of the week and months are capitalized.
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// If you are making a new locale based on this one, check if the same is true for the language you're working on.
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// Generally, formatted dates should look like they are in the middle of a sentence,
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// e.g. in Spanish language the weekdays and months should be in the lowercase.
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var months3char = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
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var monthsFull = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December']
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var weekdays2char = ['Su', 'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa']
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var weekdays3char = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']
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var weekdaysFull = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday']
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var meridiemUppercase = ['AM', 'PM']
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var meridiemLowercase = ['am', 'pm']
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var meridiemFull = ['a.m.', 'p.m.']
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var formatters = {
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// Month: Jan, Feb, ..., Dec
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'MMM': function (date) {
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return months3char[date.getMonth()]
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},
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// Month: January, February, ..., December
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'MMMM': function (date) {
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return monthsFull[date.getMonth()]
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},
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// Day of week: Su, Mo, ..., Sa
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'dd': function (date) {
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return weekdays2char[date.getDay()]
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},
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// Day of week: Sun, Mon, ..., Sat
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'ddd': function (date) {
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return weekdays3char[date.getDay()]
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},
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// Day of week: Sunday, Monday, ..., Saturday
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'dddd': function (date) {
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return weekdaysFull[date.getDay()]
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},
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// AM, PM
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'A': function (date) {
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return (date.getHours() / 12) >= 1 ? meridiemUppercase[1] : meridiemUppercase[0]
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},
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// am, pm
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'a': function (date) {
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return (date.getHours() / 12) >= 1 ? meridiemLowercase[1] : meridiemLowercase[0]
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},
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// a.m., p.m.
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'aa': function (date) {
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return (date.getHours() / 12) >= 1 ? meridiemFull[1] : meridiemFull[0]
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}
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}
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// Generate ordinal version of formatters: M -> Mo, D -> Do, etc.
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var ordinalFormatters = ['M', 'D', 'DDD', 'd', 'Q', 'W']
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ordinalFormatters.forEach(function (formatterToken) {
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formatters[formatterToken + 'o'] = function (date, formatters) {
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return ordinal(formatters[formatterToken](date))
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}
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})
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return {
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formatters: formatters,
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formattingTokensRegExp: buildFormattingTokensRegExp(formatters)
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}
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}
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function ordinal (number) {
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var rem100 = number % 100
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if (rem100 > 20 || rem100 < 10) {
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switch (rem100 % 10) {
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case 1:
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return number + 'st'
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case 2:
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return number + 'nd'
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case 3:
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return number + 'rd'
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}
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}
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return number + 'th'
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}
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module.exports = buildFormatLocale
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