1594 lines
48 KiB
JavaScript
1594 lines
48 KiB
JavaScript
/**
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* messageformat.js
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*
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* ICU PluralFormat + SelectFormat for JavaScript
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*
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* @author Alex Sexton - @SlexAxton
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* @version 0.1.5
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* @license WTFPL
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* @contributor_license Dojo CLA
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*/
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(function ( root ) {
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// Create the contructor function
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function MessageFormat ( locale, pluralFunc ) {
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var fallbackLocale;
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if ( locale && pluralFunc ) {
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MessageFormat.locale[ locale ] = pluralFunc;
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}
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// Defaults
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fallbackLocale = locale = locale || "en";
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pluralFunc = pluralFunc || MessageFormat.locale[ fallbackLocale = MessageFormat.Utils.getFallbackLocale( locale ) ];
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if ( ! pluralFunc ) {
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throw new Error( "Plural Function not found for locale: " + locale );
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}
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// Own Properties
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this.pluralFunc = pluralFunc;
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this.locale = locale;
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this.fallbackLocale = fallbackLocale;
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}
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// Set up the locales object. Add in english by default
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MessageFormat.locale = {
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"en" : function ( n ) {
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if ( n === 1 ) {
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return "one";
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}
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return "other";
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}
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};
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// Build out our basic SafeString type
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// more or less stolen from Handlebars by @wycats
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MessageFormat.SafeString = function( string ) {
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this.string = string;
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};
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MessageFormat.SafeString.prototype.toString = function () {
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return this.string.toString();
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};
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MessageFormat.Utils = {
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numSub : function ( string, key, depth ) {
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// make sure that it's not an escaped octothorpe
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return string.replace( /^#|[^\\]#/g, function (m) {
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var prefix = m && m.length === 2 ? m.charAt(0) : '';
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return prefix + '" + (function(){ var x = ' +
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key+';\nif( isNaN(x) ){\nthrow new Error("MessageFormat: `"+lastkey_'+depth+'+"` isnt a number.");\n}\nreturn x;\n})() + "';
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});
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},
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escapeExpression : function (string) {
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var escape = {
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"\n": "\\n",
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"\"": '\\"'
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},
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badChars = /[\n"]/g,
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possible = /[\n"]/,
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escapeChar = function(chr) {
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return escape[chr] || "&";
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};
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// Don't escape SafeStrings, since they're already safe
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if ( string instanceof MessageFormat.SafeString ) {
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return string.toString();
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}
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else if ( string === null || string === false ) {
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return "";
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}
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if ( ! possible.test( string ) ) {
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return string;
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}
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return string.replace( badChars, escapeChar );
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},
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getFallbackLocale: function( locale ) {
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var tagSeparator = locale.indexOf("-") >= 0 ? "-" : "_";
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// Lets just be friends, fallback through the language tags
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while ( ! MessageFormat.locale.hasOwnProperty( locale ) ) {
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locale = locale.substring(0, locale.lastIndexOf( tagSeparator ));
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if (locale.length === 0) {
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return null;
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}
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}
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return locale;
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}
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};
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// This is generated and pulled in for browsers.
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var mparser = (function(){
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/*
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* Generated by PEG.js 0.7.0.
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*
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* http://pegjs.majda.cz/
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*/
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function quote(s) {
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/*
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* ECMA-262, 5th ed., 7.8.4: All characters may appear literally in a
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* string literal except for the closing quote character, backslash,
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* carriage return, line separator, paragraph separator, and line feed.
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* Any character may appear in the form of an escape sequence.
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*
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* For portability, we also escape escape all control and non-ASCII
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* characters. Note that "\0" and "\v" escape sequences are not used
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* because JSHint does not like the first and IE the second.
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*/
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return '"' + s
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.replace(/\\/g, '\\\\') // backslash
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.replace(/"/g, '\\"') // closing quote character
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.replace(/\x08/g, '\\b') // backspace
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.replace(/\t/g, '\\t') // horizontal tab
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.replace(/\n/g, '\\n') // line feed
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.replace(/\f/g, '\\f') // form feed
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.replace(/\r/g, '\\r') // carriage return
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.replace(/[\x00-\x07\x0B\x0E-\x1F\x80-\uFFFF]/g, escape)
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+ '"';
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}
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var result = {
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/*
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* Parses the input with a generated parser. If the parsing is successfull,
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* returns a value explicitly or implicitly specified by the grammar from
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* which the parser was generated (see |PEG.buildParser|). If the parsing is
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* unsuccessful, throws |PEG.parser.SyntaxError| describing the error.
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*/
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parse: function(input, startRule) {
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var parseFunctions = {
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"start": parse_start,
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"messageFormatPattern": parse_messageFormatPattern,
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"messageFormatPatternRight": parse_messageFormatPatternRight,
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"messageFormatElement": parse_messageFormatElement,
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"elementFormat": parse_elementFormat,
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"pluralStyle": parse_pluralStyle,
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"selectStyle": parse_selectStyle,
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"pluralFormatPattern": parse_pluralFormatPattern,
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"offsetPattern": parse_offsetPattern,
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"selectFormatPattern": parse_selectFormatPattern,
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"pluralForms": parse_pluralForms,
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"stringKey": parse_stringKey,
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"string": parse_string,
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"id": parse_id,
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"chars": parse_chars,
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"char": parse_char,
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"digits": parse_digits,
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"hexDigit": parse_hexDigit,
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"_": parse__,
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"whitespace": parse_whitespace
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};
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if (startRule !== undefined) {
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if (parseFunctions[startRule] === undefined) {
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throw new Error("Invalid rule name: " + quote(startRule) + ".");
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}
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} else {
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startRule = "start";
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}
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var pos = 0;
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var reportFailures = 0;
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var rightmostFailuresPos = 0;
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var rightmostFailuresExpected = [];
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function padLeft(input, padding, length) {
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var result = input;
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var padLength = length - input.length;
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for (var i = 0; i < padLength; i++) {
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result = padding + result;
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}
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return result;
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}
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function escape(ch) {
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var charCode = ch.charCodeAt(0);
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var escapeChar;
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var length;
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if (charCode <= 0xFF) {
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escapeChar = 'x';
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length = 2;
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} else {
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escapeChar = 'u';
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length = 4;
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}
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return '\\' + escapeChar + padLeft(charCode.toString(16).toUpperCase(), '0', length);
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}
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function matchFailed(failure) {
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if (pos < rightmostFailuresPos) {
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return;
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}
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if (pos > rightmostFailuresPos) {
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rightmostFailuresPos = pos;
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rightmostFailuresExpected = [];
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}
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rightmostFailuresExpected.push(failure);
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}
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function parse_start() {
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var result0;
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var pos0;
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pos0 = pos;
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result0 = parse_messageFormatPattern();
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if (result0 !== null) {
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result0 = (function(offset, messageFormatPattern) { return { type: "program", program: messageFormatPattern }; })(pos0, result0);
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}
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if (result0 === null) {
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pos = pos0;
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}
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return result0;
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}
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function parse_messageFormatPattern() {
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var result0, result1, result2;
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var pos0, pos1;
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pos0 = pos;
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pos1 = pos;
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result0 = parse_string();
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if (result0 !== null) {
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result1 = [];
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result2 = parse_messageFormatPatternRight();
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while (result2 !== null) {
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result1.push(result2);
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result2 = parse_messageFormatPatternRight();
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}
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if (result1 !== null) {
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result0 = [result0, result1];
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} else {
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result0 = null;
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pos = pos1;
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}
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} else {
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result0 = null;
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pos = pos1;
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}
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if (result0 !== null) {
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result0 = (function(offset, s1, inner) {
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var st = [];
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if ( s1 && s1.val ) {
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st.push( s1 );
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}
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for( var i in inner ){
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if ( inner.hasOwnProperty( i ) ) {
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st.push( inner[ i ] );
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}
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}
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return { type: 'messageFormatPattern', statements: st };
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})(pos0, result0[0], result0[1]);
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}
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if (result0 === null) {
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pos = pos0;
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}
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return result0;
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}
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function parse_messageFormatPatternRight() {
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var result0, result1, result2, result3, result4, result5;
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var pos0, pos1;
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pos0 = pos;
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pos1 = pos;
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if (input.charCodeAt(pos) === 123) {
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result0 = "{";
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pos++;
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} else {
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result0 = null;
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if (reportFailures === 0) {
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matchFailed("\"{\"");
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}
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}
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if (result0 !== null) {
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result1 = parse__();
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if (result1 !== null) {
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result2 = parse_messageFormatElement();
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if (result2 !== null) {
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result3 = parse__();
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if (result3 !== null) {
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if (input.charCodeAt(pos) === 125) {
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result4 = "}";
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pos++;
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} else {
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result4 = null;
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if (reportFailures === 0) {
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matchFailed("\"}\"");
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}
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}
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if (result4 !== null) {
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result5 = parse_string();
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if (result5 !== null) {
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result0 = [result0, result1, result2, result3, result4, result5];
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} else {
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result0 = null;
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pos = pos1;
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}
|
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} else {
|
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result0 = null;
|
||
pos = pos1;
|
||
}
|
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} else {
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result0 = null;
|
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pos = pos1;
|
||
}
|
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} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
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} else {
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result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
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result0 = null;
|
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pos = pos1;
|
||
}
|
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if (result0 !== null) {
|
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result0 = (function(offset, mfe, s1) {
|
||
var res = [];
|
||
if ( mfe ) {
|
||
res.push(mfe);
|
||
}
|
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if ( s1 && s1.val ) {
|
||
res.push( s1 );
|
||
}
|
||
return { type: "messageFormatPatternRight", statements : res };
|
||
})(pos0, result0[2], result0[5]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_messageFormatElement() {
|
||
var result0, result1, result2;
|
||
var pos0, pos1, pos2;
|
||
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
result0 = parse_id();
|
||
if (result0 !== null) {
|
||
pos2 = pos;
|
||
if (input.charCodeAt(pos) === 44) {
|
||
result1 = ",";
|
||
pos++;
|
||
} else {
|
||
result1 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\",\"");
|
||
}
|
||
}
|
||
if (result1 !== null) {
|
||
result2 = parse_elementFormat();
|
||
if (result2 !== null) {
|
||
result1 = [result1, result2];
|
||
} else {
|
||
result1 = null;
|
||
pos = pos2;
|
||
}
|
||
} else {
|
||
result1 = null;
|
||
pos = pos2;
|
||
}
|
||
result1 = result1 !== null ? result1 : "";
|
||
if (result1 !== null) {
|
||
result0 = [result0, result1];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, argIdx, efmt) {
|
||
var res = {
|
||
type: "messageFormatElement",
|
||
argumentIndex: argIdx
|
||
};
|
||
if ( efmt && efmt.length ) {
|
||
res.elementFormat = efmt[1];
|
||
}
|
||
else {
|
||
res.output = true;
|
||
}
|
||
return res;
|
||
})(pos0, result0[0], result0[1]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_elementFormat() {
|
||
var result0, result1, result2, result3, result4, result5, result6;
|
||
var pos0, pos1;
|
||
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
result0 = parse__();
|
||
if (result0 !== null) {
|
||
if (input.substr(pos, 6) === "plural") {
|
||
result1 = "plural";
|
||
pos += 6;
|
||
} else {
|
||
result1 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"plural\"");
|
||
}
|
||
}
|
||
if (result1 !== null) {
|
||
result2 = parse__();
|
||
if (result2 !== null) {
|
||
if (input.charCodeAt(pos) === 44) {
|
||
result3 = ",";
|
||
pos++;
|
||
} else {
|
||
result3 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\",\"");
|
||
}
|
||
}
|
||
if (result3 !== null) {
|
||
result4 = parse__();
|
||
if (result4 !== null) {
|
||
result5 = parse_pluralStyle();
|
||
if (result5 !== null) {
|
||
result6 = parse__();
|
||
if (result6 !== null) {
|
||
result0 = [result0, result1, result2, result3, result4, result5, result6];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, t, s) {
|
||
return {
|
||
type : "elementFormat",
|
||
key : t,
|
||
val : s.val
|
||
};
|
||
})(pos0, result0[1], result0[5]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
if (result0 === null) {
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
result0 = parse__();
|
||
if (result0 !== null) {
|
||
if (input.substr(pos, 6) === "select") {
|
||
result1 = "select";
|
||
pos += 6;
|
||
} else {
|
||
result1 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"select\"");
|
||
}
|
||
}
|
||
if (result1 !== null) {
|
||
result2 = parse__();
|
||
if (result2 !== null) {
|
||
if (input.charCodeAt(pos) === 44) {
|
||
result3 = ",";
|
||
pos++;
|
||
} else {
|
||
result3 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\",\"");
|
||
}
|
||
}
|
||
if (result3 !== null) {
|
||
result4 = parse__();
|
||
if (result4 !== null) {
|
||
result5 = parse_selectStyle();
|
||
if (result5 !== null) {
|
||
result6 = parse__();
|
||
if (result6 !== null) {
|
||
result0 = [result0, result1, result2, result3, result4, result5, result6];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, t, s) {
|
||
return {
|
||
type : "elementFormat",
|
||
key : t,
|
||
val : s.val
|
||
};
|
||
})(pos0, result0[1], result0[5]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_pluralStyle() {
|
||
var result0;
|
||
var pos0;
|
||
|
||
pos0 = pos;
|
||
result0 = parse_pluralFormatPattern();
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, pfp) {
|
||
return { type: "pluralStyle", val: pfp };
|
||
})(pos0, result0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_selectStyle() {
|
||
var result0;
|
||
var pos0;
|
||
|
||
pos0 = pos;
|
||
result0 = parse_selectFormatPattern();
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, sfp) {
|
||
return { type: "selectStyle", val: sfp };
|
||
})(pos0, result0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_pluralFormatPattern() {
|
||
var result0, result1, result2;
|
||
var pos0, pos1;
|
||
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
result0 = parse_offsetPattern();
|
||
result0 = result0 !== null ? result0 : "";
|
||
if (result0 !== null) {
|
||
result1 = [];
|
||
result2 = parse_pluralForms();
|
||
while (result2 !== null) {
|
||
result1.push(result2);
|
||
result2 = parse_pluralForms();
|
||
}
|
||
if (result1 !== null) {
|
||
result0 = [result0, result1];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, op, pf) {
|
||
var res = {
|
||
type: "pluralFormatPattern",
|
||
pluralForms: pf
|
||
};
|
||
if ( op ) {
|
||
res.offset = op;
|
||
}
|
||
else {
|
||
res.offset = 0;
|
||
}
|
||
return res;
|
||
})(pos0, result0[0], result0[1]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_offsetPattern() {
|
||
var result0, result1, result2, result3, result4, result5, result6;
|
||
var pos0, pos1;
|
||
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
result0 = parse__();
|
||
if (result0 !== null) {
|
||
if (input.substr(pos, 6) === "offset") {
|
||
result1 = "offset";
|
||
pos += 6;
|
||
} else {
|
||
result1 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"offset\"");
|
||
}
|
||
}
|
||
if (result1 !== null) {
|
||
result2 = parse__();
|
||
if (result2 !== null) {
|
||
if (input.charCodeAt(pos) === 58) {
|
||
result3 = ":";
|
||
pos++;
|
||
} else {
|
||
result3 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\":\"");
|
||
}
|
||
}
|
||
if (result3 !== null) {
|
||
result4 = parse__();
|
||
if (result4 !== null) {
|
||
result5 = parse_digits();
|
||
if (result5 !== null) {
|
||
result6 = parse__();
|
||
if (result6 !== null) {
|
||
result0 = [result0, result1, result2, result3, result4, result5, result6];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, d) {
|
||
return d;
|
||
})(pos0, result0[5]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_selectFormatPattern() {
|
||
var result0, result1;
|
||
var pos0;
|
||
|
||
pos0 = pos;
|
||
result0 = [];
|
||
result1 = parse_pluralForms();
|
||
while (result1 !== null) {
|
||
result0.push(result1);
|
||
result1 = parse_pluralForms();
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, pf) {
|
||
return {
|
||
type: "selectFormatPattern",
|
||
pluralForms: pf
|
||
};
|
||
})(pos0, result0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_pluralForms() {
|
||
var result0, result1, result2, result3, result4, result5, result6, result7;
|
||
var pos0, pos1;
|
||
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
result0 = parse__();
|
||
if (result0 !== null) {
|
||
result1 = parse_stringKey();
|
||
if (result1 !== null) {
|
||
result2 = parse__();
|
||
if (result2 !== null) {
|
||
if (input.charCodeAt(pos) === 123) {
|
||
result3 = "{";
|
||
pos++;
|
||
} else {
|
||
result3 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"{\"");
|
||
}
|
||
}
|
||
if (result3 !== null) {
|
||
result4 = parse__();
|
||
if (result4 !== null) {
|
||
result5 = parse_messageFormatPattern();
|
||
if (result5 !== null) {
|
||
result6 = parse__();
|
||
if (result6 !== null) {
|
||
if (input.charCodeAt(pos) === 125) {
|
||
result7 = "}";
|
||
pos++;
|
||
} else {
|
||
result7 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"}\"");
|
||
}
|
||
}
|
||
if (result7 !== null) {
|
||
result0 = [result0, result1, result2, result3, result4, result5, result6, result7];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, k, mfp) {
|
||
return {
|
||
type: "pluralForms",
|
||
key: k,
|
||
val: mfp
|
||
};
|
||
})(pos0, result0[1], result0[5]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_stringKey() {
|
||
var result0, result1;
|
||
var pos0, pos1;
|
||
|
||
pos0 = pos;
|
||
result0 = parse_id();
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, i) {
|
||
return i;
|
||
})(pos0, result0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
if (result0 === null) {
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
if (input.charCodeAt(pos) === 61) {
|
||
result0 = "=";
|
||
pos++;
|
||
} else {
|
||
result0 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"=\"");
|
||
}
|
||
}
|
||
if (result0 !== null) {
|
||
result1 = parse_digits();
|
||
if (result1 !== null) {
|
||
result0 = [result0, result1];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, d) {
|
||
return d;
|
||
})(pos0, result0[1]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_string() {
|
||
var result0, result1, result2, result3, result4;
|
||
var pos0, pos1, pos2;
|
||
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
result0 = parse__();
|
||
if (result0 !== null) {
|
||
result1 = [];
|
||
pos2 = pos;
|
||
result2 = parse__();
|
||
if (result2 !== null) {
|
||
result3 = parse_chars();
|
||
if (result3 !== null) {
|
||
result4 = parse__();
|
||
if (result4 !== null) {
|
||
result2 = [result2, result3, result4];
|
||
} else {
|
||
result2 = null;
|
||
pos = pos2;
|
||
}
|
||
} else {
|
||
result2 = null;
|
||
pos = pos2;
|
||
}
|
||
} else {
|
||
result2 = null;
|
||
pos = pos2;
|
||
}
|
||
while (result2 !== null) {
|
||
result1.push(result2);
|
||
pos2 = pos;
|
||
result2 = parse__();
|
||
if (result2 !== null) {
|
||
result3 = parse_chars();
|
||
if (result3 !== null) {
|
||
result4 = parse__();
|
||
if (result4 !== null) {
|
||
result2 = [result2, result3, result4];
|
||
} else {
|
||
result2 = null;
|
||
pos = pos2;
|
||
}
|
||
} else {
|
||
result2 = null;
|
||
pos = pos2;
|
||
}
|
||
} else {
|
||
result2 = null;
|
||
pos = pos2;
|
||
}
|
||
}
|
||
if (result1 !== null) {
|
||
result0 = [result0, result1];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, ws, s) {
|
||
var tmp = [];
|
||
for( var i = 0; i < s.length; ++i ) {
|
||
for( var j = 0; j < s[ i ].length; ++j ) {
|
||
tmp.push(s[i][j]);
|
||
}
|
||
}
|
||
return {
|
||
type: "string",
|
||
val: ws + tmp.join('')
|
||
};
|
||
})(pos0, result0[0], result0[1]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_id() {
|
||
var result0, result1, result2, result3;
|
||
var pos0, pos1;
|
||
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
result0 = parse__();
|
||
if (result0 !== null) {
|
||
if (/^[a-zA-Z$_]/.test(input.charAt(pos))) {
|
||
result1 = input.charAt(pos);
|
||
pos++;
|
||
} else {
|
||
result1 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("[a-zA-Z$_]");
|
||
}
|
||
}
|
||
if (result1 !== null) {
|
||
result2 = [];
|
||
if (/^[^ \t\n\r,.+={}]/.test(input.charAt(pos))) {
|
||
result3 = input.charAt(pos);
|
||
pos++;
|
||
} else {
|
||
result3 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("[^ \\t\\n\\r,.+={}]");
|
||
}
|
||
}
|
||
while (result3 !== null) {
|
||
result2.push(result3);
|
||
if (/^[^ \t\n\r,.+={}]/.test(input.charAt(pos))) {
|
||
result3 = input.charAt(pos);
|
||
pos++;
|
||
} else {
|
||
result3 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("[^ \\t\\n\\r,.+={}]");
|
||
}
|
||
}
|
||
}
|
||
if (result2 !== null) {
|
||
result3 = parse__();
|
||
if (result3 !== null) {
|
||
result0 = [result0, result1, result2, result3];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, s1, s2) {
|
||
return s1 + (s2 ? s2.join('') : '');
|
||
})(pos0, result0[1], result0[2]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_chars() {
|
||
var result0, result1;
|
||
var pos0;
|
||
|
||
pos0 = pos;
|
||
result1 = parse_char();
|
||
if (result1 !== null) {
|
||
result0 = [];
|
||
while (result1 !== null) {
|
||
result0.push(result1);
|
||
result1 = parse_char();
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, chars) { return chars.join(''); })(pos0, result0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_char() {
|
||
var result0, result1, result2, result3, result4;
|
||
var pos0, pos1;
|
||
|
||
pos0 = pos;
|
||
if (/^[^{}\\\0-\x1F \t\n\r]/.test(input.charAt(pos))) {
|
||
result0 = input.charAt(pos);
|
||
pos++;
|
||
} else {
|
||
result0 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("[^{}\\\\\\0-\\x1F \\t\\n\\r]");
|
||
}
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, x) {
|
||
return x;
|
||
})(pos0, result0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
if (result0 === null) {
|
||
pos0 = pos;
|
||
if (input.substr(pos, 2) === "\\#") {
|
||
result0 = "\\#";
|
||
pos += 2;
|
||
} else {
|
||
result0 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"\\\\#\"");
|
||
}
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset) {
|
||
return "\\#";
|
||
})(pos0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
if (result0 === null) {
|
||
pos0 = pos;
|
||
if (input.substr(pos, 2) === "\\{") {
|
||
result0 = "\\{";
|
||
pos += 2;
|
||
} else {
|
||
result0 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"\\\\{\"");
|
||
}
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset) {
|
||
return "\u007B";
|
||
})(pos0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
if (result0 === null) {
|
||
pos0 = pos;
|
||
if (input.substr(pos, 2) === "\\}") {
|
||
result0 = "\\}";
|
||
pos += 2;
|
||
} else {
|
||
result0 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"\\\\}\"");
|
||
}
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset) {
|
||
return "\u007D";
|
||
})(pos0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
if (result0 === null) {
|
||
pos0 = pos;
|
||
pos1 = pos;
|
||
if (input.substr(pos, 2) === "\\u") {
|
||
result0 = "\\u";
|
||
pos += 2;
|
||
} else {
|
||
result0 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("\"\\\\u\"");
|
||
}
|
||
}
|
||
if (result0 !== null) {
|
||
result1 = parse_hexDigit();
|
||
if (result1 !== null) {
|
||
result2 = parse_hexDigit();
|
||
if (result2 !== null) {
|
||
result3 = parse_hexDigit();
|
||
if (result3 !== null) {
|
||
result4 = parse_hexDigit();
|
||
if (result4 !== null) {
|
||
result0 = [result0, result1, result2, result3, result4];
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
pos = pos1;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, h1, h2, h3, h4) {
|
||
return String.fromCharCode(parseInt("0x" + h1 + h2 + h3 + h4));
|
||
})(pos0, result0[1], result0[2], result0[3], result0[4]);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_digits() {
|
||
var result0, result1;
|
||
var pos0;
|
||
|
||
pos0 = pos;
|
||
if (/^[0-9]/.test(input.charAt(pos))) {
|
||
result1 = input.charAt(pos);
|
||
pos++;
|
||
} else {
|
||
result1 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("[0-9]");
|
||
}
|
||
}
|
||
if (result1 !== null) {
|
||
result0 = [];
|
||
while (result1 !== null) {
|
||
result0.push(result1);
|
||
if (/^[0-9]/.test(input.charAt(pos))) {
|
||
result1 = input.charAt(pos);
|
||
pos++;
|
||
} else {
|
||
result1 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("[0-9]");
|
||
}
|
||
}
|
||
}
|
||
} else {
|
||
result0 = null;
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, ds) {
|
||
return parseInt((ds.join('')), 10);
|
||
})(pos0, result0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_hexDigit() {
|
||
var result0;
|
||
|
||
if (/^[0-9a-fA-F]/.test(input.charAt(pos))) {
|
||
result0 = input.charAt(pos);
|
||
pos++;
|
||
} else {
|
||
result0 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("[0-9a-fA-F]");
|
||
}
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse__() {
|
||
var result0, result1;
|
||
var pos0;
|
||
|
||
reportFailures++;
|
||
pos0 = pos;
|
||
result0 = [];
|
||
result1 = parse_whitespace();
|
||
while (result1 !== null) {
|
||
result0.push(result1);
|
||
result1 = parse_whitespace();
|
||
}
|
||
if (result0 !== null) {
|
||
result0 = (function(offset, w) { return w.join(''); })(pos0, result0);
|
||
}
|
||
if (result0 === null) {
|
||
pos = pos0;
|
||
}
|
||
reportFailures--;
|
||
if (reportFailures === 0 && result0 === null) {
|
||
matchFailed("whitespace");
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
function parse_whitespace() {
|
||
var result0;
|
||
|
||
if (/^[ \t\n\r]/.test(input.charAt(pos))) {
|
||
result0 = input.charAt(pos);
|
||
pos++;
|
||
} else {
|
||
result0 = null;
|
||
if (reportFailures === 0) {
|
||
matchFailed("[ \\t\\n\\r]");
|
||
}
|
||
}
|
||
return result0;
|
||
}
|
||
|
||
|
||
function cleanupExpected(expected) {
|
||
expected.sort();
|
||
|
||
var lastExpected = null;
|
||
var cleanExpected = [];
|
||
for (var i = 0; i < expected.length; i++) {
|
||
if (expected[i] !== lastExpected) {
|
||
cleanExpected.push(expected[i]);
|
||
lastExpected = expected[i];
|
||
}
|
||
}
|
||
return cleanExpected;
|
||
}
|
||
|
||
function computeErrorPosition() {
|
||
/*
|
||
* The first idea was to use |String.split| to break the input up to the
|
||
* error position along newlines and derive the line and column from
|
||
* there. However IE's |split| implementation is so broken that it was
|
||
* enough to prevent it.
|
||
*/
|
||
|
||
var line = 1;
|
||
var column = 1;
|
||
var seenCR = false;
|
||
|
||
for (var i = 0; i < Math.max(pos, rightmostFailuresPos); i++) {
|
||
var ch = input.charAt(i);
|
||
if (ch === "\n") {
|
||
if (!seenCR) { line++; }
|
||
column = 1;
|
||
seenCR = false;
|
||
} else if (ch === "\r" || ch === "\u2028" || ch === "\u2029") {
|
||
line++;
|
||
column = 1;
|
||
seenCR = true;
|
||
} else {
|
||
column++;
|
||
seenCR = false;
|
||
}
|
||
}
|
||
|
||
return { line: line, column: column };
|
||
}
|
||
|
||
|
||
var result = parseFunctions[startRule]();
|
||
|
||
/*
|
||
* The parser is now in one of the following three states:
|
||
*
|
||
* 1. The parser successfully parsed the whole input.
|
||
*
|
||
* - |result !== null|
|
||
* - |pos === input.length|
|
||
* - |rightmostFailuresExpected| may or may not contain something
|
||
*
|
||
* 2. The parser successfully parsed only a part of the input.
|
||
*
|
||
* - |result !== null|
|
||
* - |pos < input.length|
|
||
* - |rightmostFailuresExpected| may or may not contain something
|
||
*
|
||
* 3. The parser did not successfully parse any part of the input.
|
||
*
|
||
* - |result === null|
|
||
* - |pos === 0|
|
||
* - |rightmostFailuresExpected| contains at least one failure
|
||
*
|
||
* All code following this comment (including called functions) must
|
||
* handle these states.
|
||
*/
|
||
if (result === null || pos !== input.length) {
|
||
var offset = Math.max(pos, rightmostFailuresPos);
|
||
var found = offset < input.length ? input.charAt(offset) : null;
|
||
var errorPosition = computeErrorPosition();
|
||
|
||
throw new this.SyntaxError(
|
||
cleanupExpected(rightmostFailuresExpected),
|
||
found,
|
||
offset,
|
||
errorPosition.line,
|
||
errorPosition.column
|
||
);
|
||
}
|
||
|
||
return result;
|
||
},
|
||
|
||
/* Returns the parser source code. */
|
||
toSource: function() { return this._source; }
|
||
};
|
||
|
||
/* Thrown when a parser encounters a syntax error. */
|
||
|
||
result.SyntaxError = function(expected, found, offset, line, column) {
|
||
function buildMessage(expected, found) {
|
||
var expectedHumanized, foundHumanized;
|
||
|
||
switch (expected.length) {
|
||
case 0:
|
||
expectedHumanized = "end of input";
|
||
break;
|
||
case 1:
|
||
expectedHumanized = expected[0];
|
||
break;
|
||
default:
|
||
expectedHumanized = expected.slice(0, expected.length - 1).join(", ")
|
||
+ " or "
|
||
+ expected[expected.length - 1];
|
||
}
|
||
|
||
foundHumanized = found ? quote(found) : "end of input";
|
||
|
||
return "Expected " + expectedHumanized + " but " + foundHumanized + " found.";
|
||
}
|
||
|
||
this.name = "SyntaxError";
|
||
this.expected = expected;
|
||
this.found = found;
|
||
this.message = buildMessage(expected, found);
|
||
this.offset = offset;
|
||
this.line = line;
|
||
this.column = column;
|
||
};
|
||
|
||
result.SyntaxError.prototype = Error.prototype;
|
||
|
||
return result;
|
||
})();
|
||
|
||
MessageFormat.prototype.parse = function () {
|
||
// Bind to itself so error handling works
|
||
return mparser.parse.apply( mparser, arguments );
|
||
};
|
||
|
||
MessageFormat.prototype.precompile = function ( ast ) {
|
||
var self = this,
|
||
needOther = false,
|
||
fp = {
|
||
begin: 'function(d){\nvar r = "";\n',
|
||
end : "return r;\n}"
|
||
};
|
||
|
||
function interpMFP ( ast, data ) {
|
||
// Set some default data
|
||
data = data || {};
|
||
var s = '', i, tmp, lastkeyname;
|
||
|
||
switch ( ast.type ) {
|
||
case 'program':
|
||
return interpMFP( ast.program );
|
||
case 'messageFormatPattern':
|
||
for ( i = 0; i < ast.statements.length; ++i ) {
|
||
s += interpMFP( ast.statements[i], data );
|
||
}
|
||
return fp.begin + s + fp.end;
|
||
case 'messageFormatPatternRight':
|
||
for ( i = 0; i < ast.statements.length; ++i ) {
|
||
s += interpMFP( ast.statements[i], data );
|
||
}
|
||
return s;
|
||
case 'messageFormatElement':
|
||
data.pf_count = data.pf_count || 0;
|
||
s += 'if(!d){\nthrow new Error("MessageFormat: No data passed to function.");\n}\n';
|
||
if ( ast.output ) {
|
||
s += 'r += d["' + ast.argumentIndex + '"];\n';
|
||
}
|
||
else {
|
||
lastkeyname = 'lastkey_'+(data.pf_count+1);
|
||
s += 'var '+lastkeyname+' = "'+ast.argumentIndex+'";\n';
|
||
s += 'var k_'+(data.pf_count+1)+'=d['+lastkeyname+'];\n';
|
||
s += interpMFP( ast.elementFormat, data );
|
||
}
|
||
return s;
|
||
case 'elementFormat':
|
||
if ( ast.key === 'select' ) {
|
||
s += interpMFP( ast.val, data );
|
||
s += 'r += (pf_' +
|
||
data.pf_count +
|
||
'[ k_' + (data.pf_count+1) + ' ] || pf_'+data.pf_count+'[ "other" ])( d );\n';
|
||
}
|
||
else if ( ast.key === 'plural' ) {
|
||
s += interpMFP( ast.val, data );
|
||
s += 'if ( pf_'+(data.pf_count)+'[ k_'+(data.pf_count+1)+' + "" ] ) {\n';
|
||
s += 'r += pf_'+data.pf_count+'[ k_'+(data.pf_count+1)+' + "" ]( d ); \n';
|
||
s += '}\nelse {\n';
|
||
s += 'r += (pf_' +
|
||
data.pf_count +
|
||
'[ MessageFormat.locale["' +
|
||
self.fallbackLocale +
|
||
'"]( k_'+(data.pf_count+1)+' - off_'+(data.pf_count)+' ) ] || pf_'+data.pf_count+'[ "other" ] )( d );\n';
|
||
s += '}\n';
|
||
}
|
||
return s;
|
||
/* // Unreachable cases.
|
||
case 'pluralStyle':
|
||
case 'selectStyle':*/
|
||
case 'pluralFormatPattern':
|
||
data.pf_count = data.pf_count || 0;
|
||
s += 'var off_'+data.pf_count+' = '+ast.offset+';\n';
|
||
s += 'var pf_' + data.pf_count + ' = { \n';
|
||
needOther = true;
|
||
// We're going to simultaneously check to make sure we hit the required 'other' option.
|
||
|
||
for ( i = 0; i < ast.pluralForms.length; ++i ) {
|
||
if ( ast.pluralForms[ i ].key === 'other' ) {
|
||
needOther = false;
|
||
}
|
||
if ( tmp ) {
|
||
s += ',\n';
|
||
}
|
||
else{
|
||
tmp = 1;
|
||
}
|
||
s += '"' + ast.pluralForms[ i ].key + '" : ' + interpMFP( ast.pluralForms[ i ].val,
|
||
(function(){ var res = JSON.parse(JSON.stringify(data)); res.pf_count++; return res; })() );
|
||
}
|
||
s += '\n};\n';
|
||
if ( needOther ) {
|
||
throw new Error("No 'other' form found in pluralFormatPattern " + data.pf_count);
|
||
}
|
||
return s;
|
||
case 'selectFormatPattern':
|
||
|
||
data.pf_count = data.pf_count || 0;
|
||
s += 'var off_'+data.pf_count+' = 0;\n';
|
||
s += 'var pf_' + data.pf_count + ' = { \n';
|
||
needOther = true;
|
||
|
||
for ( i = 0; i < ast.pluralForms.length; ++i ) {
|
||
if ( ast.pluralForms[ i ].key === 'other' ) {
|
||
needOther = false;
|
||
}
|
||
if ( tmp ) {
|
||
s += ',\n';
|
||
}
|
||
else{
|
||
tmp = 1;
|
||
}
|
||
s += '"' + ast.pluralForms[ i ].key + '" : ' + interpMFP( ast.pluralForms[ i ].val,
|
||
(function(){
|
||
var res = JSON.parse( JSON.stringify( data ) );
|
||
res.pf_count++;
|
||
return res;
|
||
})()
|
||
);
|
||
}
|
||
s += '\n};\n';
|
||
if ( needOther ) {
|
||
throw new Error("No 'other' form found in selectFormatPattern " + data.pf_count);
|
||
}
|
||
return s;
|
||
/* // Unreachable
|
||
case 'pluralForms':
|
||
*/
|
||
case 'string':
|
||
return 'r += "' + MessageFormat.Utils.numSub(
|
||
MessageFormat.Utils.escapeExpression( ast.val ),
|
||
'k_' + data.pf_count + ' - off_' + ( data.pf_count - 1 ),
|
||
data.pf_count
|
||
) + '";\n';
|
||
default:
|
||
throw new Error( 'Bad AST type: ' + ast.type );
|
||
}
|
||
}
|
||
return interpMFP( ast );
|
||
};
|
||
|
||
MessageFormat.prototype.compile = function ( message ) {
|
||
return (new Function( 'MessageFormat',
|
||
'return ' +
|
||
this.precompile(
|
||
this.parse( message )
|
||
)
|
||
))(MessageFormat);
|
||
};
|
||
|
||
|
||
if (typeof exports !== 'undefined') {
|
||
if (typeof module !== 'undefined' && module.exports) {
|
||
exports = module.exports = MessageFormat;
|
||
}
|
||
exports.MessageFormat = MessageFormat;
|
||
}
|
||
else if (typeof define === 'function' && define.amd) {
|
||
define(function() {
|
||
return MessageFormat;
|
||
});
|
||
}
|
||
else {
|
||
root['MessageFormat'] = MessageFormat;
|
||
}
|
||
|
||
})( this );
|