(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
    typeof define === 'function' && define.amd ? define(['exports'], factory) :
    (global = global || self, factory(global.IntlMessageFormatParser = {}));
}(this, (function (exports) { 'use strict';

    (function (TYPE) {
        /**
         * Raw text
         */
        TYPE[TYPE["literal"] = 0] = "literal";
        /**
         * Variable w/o any format, e.g `var` in `this is a {var}`
         */
        TYPE[TYPE["argument"] = 1] = "argument";
        /**
         * Variable w/ number format
         */
        TYPE[TYPE["number"] = 2] = "number";
        /**
         * Variable w/ date format
         */
        TYPE[TYPE["date"] = 3] = "date";
        /**
         * Variable w/ time format
         */
        TYPE[TYPE["time"] = 4] = "time";
        /**
         * Variable w/ select format
         */
        TYPE[TYPE["select"] = 5] = "select";
        /**
         * Variable w/ plural format
         */
        TYPE[TYPE["plural"] = 6] = "plural";
        /**
         * Only possible within plural argument.
         * This is the `#` symbol that will be substituted with the count.
         */
        TYPE[TYPE["pound"] = 7] = "pound";
    })(exports.TYPE || (exports.TYPE = {}));
    /**
     * Type Guards
     */
    function isLiteralElement(el) {
        return el.type === exports.TYPE.literal;
    }
    function isArgumentElement(el) {
        return el.type === exports.TYPE.argument;
    }
    function isNumberElement(el) {
        return el.type === exports.TYPE.number;
    }
    function isDateElement(el) {
        return el.type === exports.TYPE.date;
    }
    function isTimeElement(el) {
        return el.type === exports.TYPE.time;
    }
    function isSelectElement(el) {
        return el.type === exports.TYPE.select;
    }
    function isPluralElement(el) {
        return el.type === exports.TYPE.plural;
    }
    function isPoundElement(el) {
        return el.type === exports.TYPE.pound;
    }
    function isNumberSkeleton(el) {
        return !!(el && typeof el === 'object' && el.type === 0 /* number */);
    }
    function isDateTimeSkeleton(el) {
        return !!(el && typeof el === 'object' && el.type === 1 /* dateTime */);
    }
    function createLiteralElement(value) {
        return {
            type: exports.TYPE.literal,
            value: value,
        };
    }
    function createNumberElement(value, style) {
        return {
            type: exports.TYPE.number,
            value: value,
            style: style,
        };
    }

    // tslint:disable:only-arrow-functions
    // tslint:disable:object-literal-shorthand
    // tslint:disable:trailing-comma
    // tslint:disable:object-literal-sort-keys
    // tslint:disable:one-variable-per-declaration
    // tslint:disable:max-line-length
    // tslint:disable:no-consecutive-blank-lines
    // tslint:disable:align
    var __extends = (undefined && undefined.__extends) || (function () {
        var extendStatics = function (d, b) {
            extendStatics = Object.setPrototypeOf ||
                ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
                function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            return extendStatics(d, b);
        };
        return function (d, b) {
            extendStatics(d, b);
            function __() { this.constructor = d; }
            d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
        };
    })();
    var __assign = (undefined && undefined.__assign) || function () {
        __assign = Object.assign || function(t) {
            for (var s, i = 1, n = arguments.length; i < n; i++) {
                s = arguments[i];
                for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                    t[p] = s[p];
            }
            return t;
        };
        return __assign.apply(this, arguments);
    };
    var SyntaxError = /** @class */ (function (_super) {
        __extends(SyntaxError, _super);
        function SyntaxError(message, expected, found, location) {
            var _this = _super.call(this) || this;
            _this.message = message;
            _this.expected = expected;
            _this.found = found;
            _this.location = location;
            _this.name = "SyntaxError";
            if (typeof Error.captureStackTrace === "function") {
                Error.captureStackTrace(_this, SyntaxError);
            }
            return _this;
        }
        SyntaxError.buildMessage = function (expected, found) {
            function hex(ch) {
                return ch.charCodeAt(0).toString(16).toUpperCase();
            }
            function literalEscape(s) {
                return s
                    .replace(/\\/g, "\\\\")
                    .replace(/"/g, "\\\"")
                    .replace(/\0/g, "\\0")
                    .replace(/\t/g, "\\t")
                    .replace(/\n/g, "\\n")
                    .replace(/\r/g, "\\r")
                    .replace(/[\x00-\x0F]/g, function (ch) { return "\\x0" + hex(ch); })
                    .replace(/[\x10-\x1F\x7F-\x9F]/g, function (ch) { return "\\x" + hex(ch); });
            }
            function classEscape(s) {
                return s
                    .replace(/\\/g, "\\\\")
                    .replace(/\]/g, "\\]")
                    .replace(/\^/g, "\\^")
                    .replace(/-/g, "\\-")
                    .replace(/\0/g, "\\0")
                    .replace(/\t/g, "\\t")
                    .replace(/\n/g, "\\n")
                    .replace(/\r/g, "\\r")
                    .replace(/[\x00-\x0F]/g, function (ch) { return "\\x0" + hex(ch); })
                    .replace(/[\x10-\x1F\x7F-\x9F]/g, function (ch) { return "\\x" + hex(ch); });
            }
            function describeExpectation(expectation) {
                switch (expectation.type) {
                    case "literal":
                        return "\"" + literalEscape(expectation.text) + "\"";
                    case "class":
                        var escapedParts = expectation.parts.map(function (part) {
                            return Array.isArray(part)
                                ? classEscape(part[0]) + "-" + classEscape(part[1])
                                : classEscape(part);
                        });
                        return "[" + (expectation.inverted ? "^" : "") + escapedParts + "]";
                    case "any":
                        return "any character";
                    case "end":
                        return "end of input";
                    case "other":
                        return expectation.description;
                }
            }
            function describeExpected(expected1) {
                var descriptions = expected1.map(describeExpectation);
                var i;
                var j;
                descriptions.sort();
                if (descriptions.length > 0) {
                    for (i = 1, j = 1; i < descriptions.length; i++) {
                        if (descriptions[i - 1] !== descriptions[i]) {
                            descriptions[j] = descriptions[i];
                            j++;
                        }
                    }
                    descriptions.length = j;
                }
                switch (descriptions.length) {
                    case 1:
                        return descriptions[0];
                    case 2:
                        return descriptions[0] + " or " + descriptions[1];
                    default:
                        return descriptions.slice(0, -1).join(", ")
                            + ", or "
                            + descriptions[descriptions.length - 1];
                }
            }
            function describeFound(found1) {
                return found1 ? "\"" + literalEscape(found1) + "\"" : "end of input";
            }
            return "Expected " + describeExpected(expected) + " but " + describeFound(found) + " found.";
        };
        return SyntaxError;
    }(Error));
    function peg$parse(input, options) {
        options = options !== undefined ? options : {};
        var peg$FAILED = {};
        var peg$startRuleFunctions = { start: peg$parsestart };
        var peg$startRuleFunction = peg$parsestart;
        var peg$c0 = function (parts) {
            return parts.join('');
        };
        var peg$c1 = function (messageText) {
            return __assign({ type: exports.TYPE.literal, value: messageText }, insertLocation());
        };
        var peg$c2 = "#";
        var peg$c3 = peg$literalExpectation("#", false);
        var peg$c4 = function () {
            return __assign({ type: exports.TYPE.pound }, insertLocation());
        };
        var peg$c5 = peg$otherExpectation("argumentElement");
        var peg$c6 = "{";
        var peg$c7 = peg$literalExpectation("{", false);
        var peg$c8 = "}";
        var peg$c9 = peg$literalExpectation("}", false);
        var peg$c10 = function (value) {
            return __assign({ type: exports.TYPE.argument, value: value }, insertLocation());
        };
        var peg$c11 = peg$otherExpectation("numberSkeletonId");
        var peg$c12 = /^['\/{}]/;
        var peg$c13 = peg$classExpectation(["'", "/", "{", "}"], false, false);
        var peg$c14 = peg$anyExpectation();
        var peg$c15 = peg$otherExpectation("numberSkeletonTokenOption");
        var peg$c16 = "/";
        var peg$c17 = peg$literalExpectation("/", false);
        var peg$c18 = function (option) { return option; };
        var peg$c19 = peg$otherExpectation("numberSkeletonToken");
        var peg$c20 = function (stem, options) {
            return { stem: stem, options: options };
        };
        var peg$c21 = function (tokens) {
            return __assign({ type: 0 /* number */, tokens: tokens }, insertLocation());
        };
        var peg$c22 = "::";
        var peg$c23 = peg$literalExpectation("::", false);
        var peg$c24 = function (skeleton) { return skeleton; };
        var peg$c25 = function () { messageCtx.push('numberArgStyle'); return true; };
        var peg$c26 = function (style) {
            messageCtx.pop();
            return style.replace(/\s*$/, '');
        };
        var peg$c27 = ",";
        var peg$c28 = peg$literalExpectation(",", false);
        var peg$c29 = "number";
        var peg$c30 = peg$literalExpectation("number", false);
        var peg$c31 = function (value, type, style) {
            return __assign({ type: type === 'number' ? exports.TYPE.number : type === 'date' ? exports.TYPE.date : exports.TYPE.time, style: style && style[2], value: value }, insertLocation());
        };
        var peg$c32 = "'";
        var peg$c33 = peg$literalExpectation("'", false);
        var peg$c34 = /^[^']/;
        var peg$c35 = peg$classExpectation(["'"], true, false);
        var peg$c36 = /^[^a-zA-Z'{}]/;
        var peg$c37 = peg$classExpectation([["a", "z"], ["A", "Z"], "'", "{", "}"], true, false);
        var peg$c38 = /^[a-zA-Z]/;
        var peg$c39 = peg$classExpectation([["a", "z"], ["A", "Z"]], false, false);
        var peg$c40 = function (pattern) {
            return __assign({ type: 1 /* dateTime */, pattern: pattern }, insertLocation());
        };
        var peg$c41 = function () { messageCtx.push('dateOrTimeArgStyle'); return true; };
        var peg$c42 = "date";
        var peg$c43 = peg$literalExpectation("date", false);
        var peg$c44 = "time";
        var peg$c45 = peg$literalExpectation("time", false);
        var peg$c46 = "plural";
        var peg$c47 = peg$literalExpectation("plural", false);
        var peg$c48 = "selectordinal";
        var peg$c49 = peg$literalExpectation("selectordinal", false);
        var peg$c50 = "offset:";
        var peg$c51 = peg$literalExpectation("offset:", false);
        var peg$c52 = function (value, pluralType, offset, options) {
            return __assign({ type: exports.TYPE.plural, pluralType: pluralType === 'plural' ? 'cardinal' : 'ordinal', value: value, offset: offset ? offset[2] : 0, options: options.reduce(function (all, _a) {
                    var id = _a.id, value = _a.value, optionLocation = _a.location;
                    if (id in all) {
                        error("Duplicate option \"" + id + "\" in plural element: \"" + text() + "\"", location());
                    }
                    all[id] = {
                        value: value,
                        location: optionLocation
                    };
                    return all;
                }, {}) }, insertLocation());
        };
        var peg$c53 = "select";
        var peg$c54 = peg$literalExpectation("select", false);
        var peg$c55 = function (value, options) {
            return __assign({ type: exports.TYPE.select, value: value, options: options.reduce(function (all, _a) {
                    var id = _a.id, value = _a.value, optionLocation = _a.location;
                    if (id in all) {
                        error("Duplicate option \"" + id + "\" in select element: \"" + text() + "\"", location());
                    }
                    all[id] = {
                        value: value,
                        location: optionLocation
                    };
                    return all;
                }, {}) }, insertLocation());
        };
        var peg$c56 = "=";
        var peg$c57 = peg$literalExpectation("=", false);
        var peg$c58 = function (id) { messageCtx.push('select'); return true; };
        var peg$c59 = function (id, value) {
            messageCtx.pop();
            return __assign({ id: id,
                value: value }, insertLocation());
        };
        var peg$c60 = function (id) { messageCtx.push('plural'); return true; };
        var peg$c61 = function (id, value) {
            messageCtx.pop();
            return __assign({ id: id,
                value: value }, insertLocation());
        };
        var peg$c62 = peg$otherExpectation("whitespace");
        var peg$c63 = /^[\t-\r \x85\xA0\u1680\u2000-\u200A\u2028\u2029\u202F\u205F\u3000]/;
        var peg$c64 = peg$classExpectation([["\t", "\r"], " ", "\x85", "\xA0", "\u1680", ["\u2000", "\u200A"], "\u2028", "\u2029", "\u202F", "\u205F", "\u3000"], false, false);
        var peg$c65 = peg$otherExpectation("syntax pattern");
        var peg$c66 = /^[!-\/:-@[-\^`{-~\xA1-\xA7\xA9\xAB\xAC\xAE\xB0\xB1\xB6\xBB\xBF\xD7\xF7\u2010-\u2027\u2030-\u203E\u2041-\u2053\u2055-\u205E\u2190-\u245F\u2500-\u2775\u2794-\u2BFF\u2E00-\u2E7F\u3001-\u3003\u3008-\u3020\u3030\uFD3E\uFD3F\uFE45\uFE46]/;
        var peg$c67 = peg$classExpectation([["!", "/"], [":", "@"], ["[", "^"], "`", ["{", "~"], ["\xA1", "\xA7"], "\xA9", "\xAB", "\xAC", "\xAE", "\xB0", "\xB1", "\xB6", "\xBB", "\xBF", "\xD7", "\xF7", ["\u2010", "\u2027"], ["\u2030", "\u203E"], ["\u2041", "\u2053"], ["\u2055", "\u205E"], ["\u2190", "\u245F"], ["\u2500", "\u2775"], ["\u2794", "\u2BFF"], ["\u2E00", "\u2E7F"], ["\u3001", "\u3003"], ["\u3008", "\u3020"], "\u3030", "\uFD3E", "\uFD3F", "\uFE45", "\uFE46"], false, false);
        var peg$c68 = peg$otherExpectation("optional whitespace");
        var peg$c69 = peg$otherExpectation("number");
        var peg$c70 = "-";
        var peg$c71 = peg$literalExpectation("-", false);
        var peg$c72 = function (negative, num) {
            return num
                ? negative
                    ? -num
                    : num
                : 0;
        };
        var peg$c74 = peg$otherExpectation("double apostrophes");
        var peg$c75 = "''";
        var peg$c76 = peg$literalExpectation("''", false);
        var peg$c77 = function () { return "'"; };
        var peg$c78 = function (escapedChar, quotedChars) {
            return escapedChar + quotedChars.replace("''", "'");
        };
        var peg$c79 = function (x) {
            return (x !== '{' &&
                !(isInPluralOption() && x === '#') &&
                !(isNestedMessageText() && x === '}'));
        };
        var peg$c80 = "\n";
        var peg$c81 = peg$literalExpectation("\n", false);
        var peg$c82 = function (x) {
            return x === '{' || x === '}' || (isInPluralOption() && x === '#');
        };
        var peg$c83 = peg$otherExpectation("argNameOrNumber");
        var peg$c84 = peg$otherExpectation("argNumber");
        var peg$c85 = "0";
        var peg$c86 = peg$literalExpectation("0", false);
        var peg$c87 = function () { return 0; };
        var peg$c88 = /^[1-9]/;
        var peg$c89 = peg$classExpectation([["1", "9"]], false, false);
        var peg$c90 = /^[0-9]/;
        var peg$c91 = peg$classExpectation([["0", "9"]], false, false);
        var peg$c92 = function (digits) {
            return parseInt(digits.join(''), 10);
        };
        var peg$c93 = peg$otherExpectation("argName");
        var peg$currPos = 0;
        var peg$savedPos = 0;
        var peg$posDetailsCache = [{ line: 1, column: 1 }];
        var peg$maxFailPos = 0;
        var peg$maxFailExpected = [];
        var peg$silentFails = 0;
        var peg$result;
        if (options.startRule !== undefined) {
            if (!(options.startRule in peg$startRuleFunctions)) {
                throw new Error("Can't start parsing from rule \"" + options.startRule + "\".");
            }
            peg$startRuleFunction = peg$startRuleFunctions[options.startRule];
        }
        function text() {
            return input.substring(peg$savedPos, peg$currPos);
        }
        function location() {
            return peg$computeLocation(peg$savedPos, peg$currPos);
        }
        function error(message, location1) {
            location1 = location1 !== undefined
                ? location1
                : peg$computeLocation(peg$savedPos, peg$currPos);
            throw peg$buildSimpleError(message, location1);
        }
        function peg$literalExpectation(text1, ignoreCase) {
            return { type: "literal", text: text1, ignoreCase: ignoreCase };
        }
        function peg$classExpectation(parts, inverted, ignoreCase) {
            return { type: "class", parts: parts, inverted: inverted, ignoreCase: ignoreCase };
        }
        function peg$anyExpectation() {
            return { type: "any" };
        }
        function peg$endExpectation() {
            return { type: "end" };
        }
        function peg$otherExpectation(description) {
            return { type: "other", description: description };
        }
        function peg$computePosDetails(pos) {
            var details = peg$posDetailsCache[pos];
            var p;
            if (details) {
                return details;
            }
            else {
                p = pos - 1;
                while (!peg$posDetailsCache[p]) {
                    p--;
                }
                details = peg$posDetailsCache[p];
                details = {
                    line: details.line,
                    column: details.column
                };
                while (p < pos) {
                    if (input.charCodeAt(p) === 10) {
                        details.line++;
                        details.column = 1;
                    }
                    else {
                        details.column++;
                    }
                    p++;
                }
                peg$posDetailsCache[pos] = details;
                return details;
            }
        }
        function peg$computeLocation(startPos, endPos) {
            var startPosDetails = peg$computePosDetails(startPos);
            var endPosDetails = peg$computePosDetails(endPos);
            return {
                start: {
                    offset: startPos,
                    line: startPosDetails.line,
                    column: startPosDetails.column
                },
                end: {
                    offset: endPos,
                    line: endPosDetails.line,
                    column: endPosDetails.column
                }
            };
        }
        function peg$fail(expected1) {
            if (peg$currPos < peg$maxFailPos) {
                return;
            }
            if (peg$currPos > peg$maxFailPos) {
                peg$maxFailPos = peg$currPos;
                peg$maxFailExpected = [];
            }
            peg$maxFailExpected.push(expected1);
        }
        function peg$buildSimpleError(message, location1) {
            return new SyntaxError(message, [], "", location1);
        }
        function peg$buildStructuredError(expected1, found, location1) {
            return new SyntaxError(SyntaxError.buildMessage(expected1, found), expected1, found, location1);
        }
        function peg$parsestart() {
            var s0;
            s0 = peg$parsemessage();
            return s0;
        }
        function peg$parsemessage() {
            var s0, s1;
            s0 = [];
            s1 = peg$parsemessageElement();
            while (s1 !== peg$FAILED) {
                s0.push(s1);
                s1 = peg$parsemessageElement();
            }
            return s0;
        }
        function peg$parsemessageElement() {
            var s0;
            s0 = peg$parseliteralElement();
            if (s0 === peg$FAILED) {
                s0 = peg$parseargumentElement();
                if (s0 === peg$FAILED) {
                    s0 = peg$parsesimpleFormatElement();
                    if (s0 === peg$FAILED) {
                        s0 = peg$parsepluralElement();
                        if (s0 === peg$FAILED) {
                            s0 = peg$parseselectElement();
                            if (s0 === peg$FAILED) {
                                s0 = peg$parsepoundElement();
                            }
                        }
                    }
                }
            }
            return s0;
        }
        function peg$parsemessageText() {
            var s0, s1, s2;
            s0 = peg$currPos;
            s1 = [];
            s2 = peg$parsedoubleApostrophes();
            if (s2 === peg$FAILED) {
                s2 = peg$parsequotedString();
                if (s2 === peg$FAILED) {
                    s2 = peg$parseunquotedString();
                }
            }
            if (s2 !== peg$FAILED) {
                while (s2 !== peg$FAILED) {
                    s1.push(s2);
                    s2 = peg$parsedoubleApostrophes();
                    if (s2 === peg$FAILED) {
                        s2 = peg$parsequotedString();
                        if (s2 === peg$FAILED) {
                            s2 = peg$parseunquotedString();
                        }
                    }
                }
            }
            else {
                s1 = peg$FAILED;
            }
            if (s1 !== peg$FAILED) {
                peg$savedPos = s0;
                s1 = peg$c0(s1);
            }
            s0 = s1;
            return s0;
        }
        function peg$parseliteralElement() {
            var s0, s1;
            s0 = peg$currPos;
            s1 = peg$parsemessageText();
            if (s1 !== peg$FAILED) {
                peg$savedPos = s0;
                s1 = peg$c1(s1);
            }
            s0 = s1;
            return s0;
        }
        function peg$parsepoundElement() {
            var s0, s1;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 35) {
                s1 = peg$c2;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c3);
                }
            }
            if (s1 !== peg$FAILED) {
                peg$savedPos = s0;
                s1 = peg$c4();
            }
            s0 = s1;
            return s0;
        }
        function peg$parseargumentElement() {
            var s0, s1, s2, s3, s4, s5;
            peg$silentFails++;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 123) {
                s1 = peg$c6;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c7);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parse_();
                if (s2 !== peg$FAILED) {
                    s3 = peg$parseargNameOrNumber();
                    if (s3 !== peg$FAILED) {
                        s4 = peg$parse_();
                        if (s4 !== peg$FAILED) {
                            if (input.charCodeAt(peg$currPos) === 125) {
                                s5 = peg$c8;
                                peg$currPos++;
                            }
                            else {
                                s5 = peg$FAILED;
                                if (peg$silentFails === 0) {
                                    peg$fail(peg$c9);
                                }
                            }
                            if (s5 !== peg$FAILED) {
                                peg$savedPos = s0;
                                s1 = peg$c10(s3);
                                s0 = s1;
                            }
                            else {
                                peg$currPos = s0;
                                s0 = peg$FAILED;
                            }
                        }
                        else {
                            peg$currPos = s0;
                            s0 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c5);
                }
            }
            return s0;
        }
        function peg$parsenumberSkeletonId() {
            var s0, s1, s2, s3, s4;
            peg$silentFails++;
            s0 = peg$currPos;
            s1 = [];
            s2 = peg$currPos;
            s3 = peg$currPos;
            peg$silentFails++;
            s4 = peg$parsewhiteSpace();
            if (s4 === peg$FAILED) {
                if (peg$c12.test(input.charAt(peg$currPos))) {
                    s4 = input.charAt(peg$currPos);
                    peg$currPos++;
                }
                else {
                    s4 = peg$FAILED;
                    if (peg$silentFails === 0) {
                        peg$fail(peg$c13);
                    }
                }
            }
            peg$silentFails--;
            if (s4 === peg$FAILED) {
                s3 = undefined;
            }
            else {
                peg$currPos = s3;
                s3 = peg$FAILED;
            }
            if (s3 !== peg$FAILED) {
                if (input.length > peg$currPos) {
                    s4 = input.charAt(peg$currPos);
                    peg$currPos++;
                }
                else {
                    s4 = peg$FAILED;
                    if (peg$silentFails === 0) {
                        peg$fail(peg$c14);
                    }
                }
                if (s4 !== peg$FAILED) {
                    s3 = [s3, s4];
                    s2 = s3;
                }
                else {
                    peg$currPos = s2;
                    s2 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s2;
                s2 = peg$FAILED;
            }
            if (s2 !== peg$FAILED) {
                while (s2 !== peg$FAILED) {
                    s1.push(s2);
                    s2 = peg$currPos;
                    s3 = peg$currPos;
                    peg$silentFails++;
                    s4 = peg$parsewhiteSpace();
                    if (s4 === peg$FAILED) {
                        if (peg$c12.test(input.charAt(peg$currPos))) {
                            s4 = input.charAt(peg$currPos);
                            peg$currPos++;
                        }
                        else {
                            s4 = peg$FAILED;
                            if (peg$silentFails === 0) {
                                peg$fail(peg$c13);
                            }
                        }
                    }
                    peg$silentFails--;
                    if (s4 === peg$FAILED) {
                        s3 = undefined;
                    }
                    else {
                        peg$currPos = s3;
                        s3 = peg$FAILED;
                    }
                    if (s3 !== peg$FAILED) {
                        if (input.length > peg$currPos) {
                            s4 = input.charAt(peg$currPos);
                            peg$currPos++;
                        }
                        else {
                            s4 = peg$FAILED;
                            if (peg$silentFails === 0) {
                                peg$fail(peg$c14);
                            }
                        }
                        if (s4 !== peg$FAILED) {
                            s3 = [s3, s4];
                            s2 = s3;
                        }
                        else {
                            peg$currPos = s2;
                            s2 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s2;
                        s2 = peg$FAILED;
                    }
                }
            }
            else {
                s1 = peg$FAILED;
            }
            if (s1 !== peg$FAILED) {
                s0 = input.substring(s0, peg$currPos);
            }
            else {
                s0 = s1;
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c11);
                }
            }
            return s0;
        }
        function peg$parsenumberSkeletonTokenOption() {
            var s0, s1, s2;
            peg$silentFails++;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 47) {
                s1 = peg$c16;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c17);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parsenumberSkeletonId();
                if (s2 !== peg$FAILED) {
                    peg$savedPos = s0;
                    s1 = peg$c18(s2);
                    s0 = s1;
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c15);
                }
            }
            return s0;
        }
        function peg$parsenumberSkeletonToken() {
            var s0, s1, s2, s3, s4;
            peg$silentFails++;
            s0 = peg$currPos;
            s1 = peg$parse_();
            if (s1 !== peg$FAILED) {
                s2 = peg$parsenumberSkeletonId();
                if (s2 !== peg$FAILED) {
                    s3 = [];
                    s4 = peg$parsenumberSkeletonTokenOption();
                    while (s4 !== peg$FAILED) {
                        s3.push(s4);
                        s4 = peg$parsenumberSkeletonTokenOption();
                    }
                    if (s3 !== peg$FAILED) {
                        peg$savedPos = s0;
                        s1 = peg$c20(s2, s3);
                        s0 = s1;
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c19);
                }
            }
            return s0;
        }
        function peg$parsenumberSkeleton() {
            var s0, s1, s2;
            s0 = peg$currPos;
            s1 = [];
            s2 = peg$parsenumberSkeletonToken();
            if (s2 !== peg$FAILED) {
                while (s2 !== peg$FAILED) {
                    s1.push(s2);
                    s2 = peg$parsenumberSkeletonToken();
                }
            }
            else {
                s1 = peg$FAILED;
            }
            if (s1 !== peg$FAILED) {
                peg$savedPos = s0;
                s1 = peg$c21(s1);
            }
            s0 = s1;
            return s0;
        }
        function peg$parsenumberArgStyle() {
            var s0, s1, s2;
            s0 = peg$currPos;
            if (input.substr(peg$currPos, 2) === peg$c22) {
                s1 = peg$c22;
                peg$currPos += 2;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c23);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parsenumberSkeleton();
                if (s2 !== peg$FAILED) {
                    peg$savedPos = s0;
                    s1 = peg$c24(s2);
                    s0 = s1;
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            if (s0 === peg$FAILED) {
                s0 = peg$currPos;
                peg$savedPos = peg$currPos;
                s1 = peg$c25();
                if (s1) {
                    s1 = undefined;
                }
                else {
                    s1 = peg$FAILED;
                }
                if (s1 !== peg$FAILED) {
                    s2 = peg$parsemessageText();
                    if (s2 !== peg$FAILED) {
                        peg$savedPos = s0;
                        s1 = peg$c26(s2);
                        s0 = s1;
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            return s0;
        }
        function peg$parsenumberFormatElement() {
            var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 123) {
                s1 = peg$c6;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c7);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parse_();
                if (s2 !== peg$FAILED) {
                    s3 = peg$parseargNameOrNumber();
                    if (s3 !== peg$FAILED) {
                        s4 = peg$parse_();
                        if (s4 !== peg$FAILED) {
                            if (input.charCodeAt(peg$currPos) === 44) {
                                s5 = peg$c27;
                                peg$currPos++;
                            }
                            else {
                                s5 = peg$FAILED;
                                if (peg$silentFails === 0) {
                                    peg$fail(peg$c28);
                                }
                            }
                            if (s5 !== peg$FAILED) {
                                s6 = peg$parse_();
                                if (s6 !== peg$FAILED) {
                                    if (input.substr(peg$currPos, 6) === peg$c29) {
                                        s7 = peg$c29;
                                        peg$currPos += 6;
                                    }
                                    else {
                                        s7 = peg$FAILED;
                                        if (peg$silentFails === 0) {
                                            peg$fail(peg$c30);
                                        }
                                    }
                                    if (s7 !== peg$FAILED) {
                                        s8 = peg$parse_();
                                        if (s8 !== peg$FAILED) {
                                            s9 = peg$currPos;
                                            if (input.charCodeAt(peg$currPos) === 44) {
                                                s10 = peg$c27;
                                                peg$currPos++;
                                            }
                                            else {
                                                s10 = peg$FAILED;
                                                if (peg$silentFails === 0) {
                                                    peg$fail(peg$c28);
                                                }
                                            }
                                            if (s10 !== peg$FAILED) {
                                                s11 = peg$parse_();
                                                if (s11 !== peg$FAILED) {
                                                    s12 = peg$parsenumberArgStyle();
                                                    if (s12 !== peg$FAILED) {
                                                        s10 = [s10, s11, s12];
                                                        s9 = s10;
                                                    }
                                                    else {
                                                        peg$currPos = s9;
                                                        s9 = peg$FAILED;
                                                    }
                                                }
                                                else {
                                                    peg$currPos = s9;
                                                    s9 = peg$FAILED;
                                                }
                                            }
                                            else {
                                                peg$currPos = s9;
                                                s9 = peg$FAILED;
                                            }
                                            if (s9 === peg$FAILED) {
                                                s9 = null;
                                            }
                                            if (s9 !== peg$FAILED) {
                                                s10 = peg$parse_();
                                                if (s10 !== peg$FAILED) {
                                                    if (input.charCodeAt(peg$currPos) === 125) {
                                                        s11 = peg$c8;
                                                        peg$currPos++;
                                                    }
                                                    else {
                                                        s11 = peg$FAILED;
                                                        if (peg$silentFails === 0) {
                                                            peg$fail(peg$c9);
                                                        }
                                                    }
                                                    if (s11 !== peg$FAILED) {
                                                        peg$savedPos = s0;
                                                        s1 = peg$c31(s3, s7, s9);
                                                        s0 = s1;
                                                    }
                                                    else {
                                                        peg$currPos = s0;
                                                        s0 = peg$FAILED;
                                                    }
                                                }
                                                else {
                                                    peg$currPos = s0;
                                                    s0 = peg$FAILED;
                                                }
                                            }
                                            else {
                                                peg$currPos = s0;
                                                s0 = peg$FAILED;
                                            }
                                        }
                                        else {
                                            peg$currPos = s0;
                                            s0 = peg$FAILED;
                                        }
                                    }
                                    else {
                                        peg$currPos = s0;
                                        s0 = peg$FAILED;
                                    }
                                }
                                else {
                                    peg$currPos = s0;
                                    s0 = peg$FAILED;
                                }
                            }
                            else {
                                peg$currPos = s0;
                                s0 = peg$FAILED;
                            }
                        }
                        else {
                            peg$currPos = s0;
                            s0 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            return s0;
        }
        function peg$parsedateTimeSkeletonLiteral() {
            var s0, s1, s2, s3;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 39) {
                s1 = peg$c32;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c33);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = [];
                s3 = peg$parsedoubleApostrophes();
                if (s3 === peg$FAILED) {
                    if (peg$c34.test(input.charAt(peg$currPos))) {
                        s3 = input.charAt(peg$currPos);
                        peg$currPos++;
                    }
                    else {
                        s3 = peg$FAILED;
                        if (peg$silentFails === 0) {
                            peg$fail(peg$c35);
                        }
                    }
                }
                if (s3 !== peg$FAILED) {
                    while (s3 !== peg$FAILED) {
                        s2.push(s3);
                        s3 = peg$parsedoubleApostrophes();
                        if (s3 === peg$FAILED) {
                            if (peg$c34.test(input.charAt(peg$currPos))) {
                                s3 = input.charAt(peg$currPos);
                                peg$currPos++;
                            }
                            else {
                                s3 = peg$FAILED;
                                if (peg$silentFails === 0) {
                                    peg$fail(peg$c35);
                                }
                            }
                        }
                    }
                }
                else {
                    s2 = peg$FAILED;
                }
                if (s2 !== peg$FAILED) {
                    if (input.charCodeAt(peg$currPos) === 39) {
                        s3 = peg$c32;
                        peg$currPos++;
                    }
                    else {
                        s3 = peg$FAILED;
                        if (peg$silentFails === 0) {
                            peg$fail(peg$c33);
                        }
                    }
                    if (s3 !== peg$FAILED) {
                        s1 = [s1, s2, s3];
                        s0 = s1;
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            if (s0 === peg$FAILED) {
                s0 = [];
                s1 = peg$parsedoubleApostrophes();
                if (s1 === peg$FAILED) {
                    if (peg$c36.test(input.charAt(peg$currPos))) {
                        s1 = input.charAt(peg$currPos);
                        peg$currPos++;
                    }
                    else {
                        s1 = peg$FAILED;
                        if (peg$silentFails === 0) {
                            peg$fail(peg$c37);
                        }
                    }
                }
                if (s1 !== peg$FAILED) {
                    while (s1 !== peg$FAILED) {
                        s0.push(s1);
                        s1 = peg$parsedoubleApostrophes();
                        if (s1 === peg$FAILED) {
                            if (peg$c36.test(input.charAt(peg$currPos))) {
                                s1 = input.charAt(peg$currPos);
                                peg$currPos++;
                            }
                            else {
                                s1 = peg$FAILED;
                                if (peg$silentFails === 0) {
                                    peg$fail(peg$c37);
                                }
                            }
                        }
                    }
                }
                else {
                    s0 = peg$FAILED;
                }
            }
            return s0;
        }
        function peg$parsedateTimeSkeletonPattern() {
            var s0, s1;
            s0 = [];
            if (peg$c38.test(input.charAt(peg$currPos))) {
                s1 = input.charAt(peg$currPos);
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c39);
                }
            }
            if (s1 !== peg$FAILED) {
                while (s1 !== peg$FAILED) {
                    s0.push(s1);
                    if (peg$c38.test(input.charAt(peg$currPos))) {
                        s1 = input.charAt(peg$currPos);
                        peg$currPos++;
                    }
                    else {
                        s1 = peg$FAILED;
                        if (peg$silentFails === 0) {
                            peg$fail(peg$c39);
                        }
                    }
                }
            }
            else {
                s0 = peg$FAILED;
            }
            return s0;
        }
        function peg$parsedateTimeSkeleton() {
            var s0, s1, s2, s3;
            s0 = peg$currPos;
            s1 = peg$currPos;
            s2 = [];
            s3 = peg$parsedateTimeSkeletonLiteral();
            if (s3 === peg$FAILED) {
                s3 = peg$parsedateTimeSkeletonPattern();
            }
            if (s3 !== peg$FAILED) {
                while (s3 !== peg$FAILED) {
                    s2.push(s3);
                    s3 = peg$parsedateTimeSkeletonLiteral();
                    if (s3 === peg$FAILED) {
                        s3 = peg$parsedateTimeSkeletonPattern();
                    }
                }
            }
            else {
                s2 = peg$FAILED;
            }
            if (s2 !== peg$FAILED) {
                s1 = input.substring(s1, peg$currPos);
            }
            else {
                s1 = s2;
            }
            if (s1 !== peg$FAILED) {
                peg$savedPos = s0;
                s1 = peg$c40(s1);
            }
            s0 = s1;
            return s0;
        }
        function peg$parsedateOrTimeArgStyle() {
            var s0, s1, s2;
            s0 = peg$currPos;
            if (input.substr(peg$currPos, 2) === peg$c22) {
                s1 = peg$c22;
                peg$currPos += 2;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c23);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parsedateTimeSkeleton();
                if (s2 !== peg$FAILED) {
                    peg$savedPos = s0;
                    s1 = peg$c24(s2);
                    s0 = s1;
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            if (s0 === peg$FAILED) {
                s0 = peg$currPos;
                peg$savedPos = peg$currPos;
                s1 = peg$c41();
                if (s1) {
                    s1 = undefined;
                }
                else {
                    s1 = peg$FAILED;
                }
                if (s1 !== peg$FAILED) {
                    s2 = peg$parsemessageText();
                    if (s2 !== peg$FAILED) {
                        peg$savedPos = s0;
                        s1 = peg$c26(s2);
                        s0 = s1;
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            return s0;
        }
        function peg$parsedateOrTimeFormatElement() {
            var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 123) {
                s1 = peg$c6;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c7);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parse_();
                if (s2 !== peg$FAILED) {
                    s3 = peg$parseargNameOrNumber();
                    if (s3 !== peg$FAILED) {
                        s4 = peg$parse_();
                        if (s4 !== peg$FAILED) {
                            if (input.charCodeAt(peg$currPos) === 44) {
                                s5 = peg$c27;
                                peg$currPos++;
                            }
                            else {
                                s5 = peg$FAILED;
                                if (peg$silentFails === 0) {
                                    peg$fail(peg$c28);
                                }
                            }
                            if (s5 !== peg$FAILED) {
                                s6 = peg$parse_();
                                if (s6 !== peg$FAILED) {
                                    if (input.substr(peg$currPos, 4) === peg$c42) {
                                        s7 = peg$c42;
                                        peg$currPos += 4;
                                    }
                                    else {
                                        s7 = peg$FAILED;
                                        if (peg$silentFails === 0) {
                                            peg$fail(peg$c43);
                                        }
                                    }
                                    if (s7 === peg$FAILED) {
                                        if (input.substr(peg$currPos, 4) === peg$c44) {
                                            s7 = peg$c44;
                                            peg$currPos += 4;
                                        }
                                        else {
                                            s7 = peg$FAILED;
                                            if (peg$silentFails === 0) {
                                                peg$fail(peg$c45);
                                            }
                                        }
                                    }
                                    if (s7 !== peg$FAILED) {
                                        s8 = peg$parse_();
                                        if (s8 !== peg$FAILED) {
                                            s9 = peg$currPos;
                                            if (input.charCodeAt(peg$currPos) === 44) {
                                                s10 = peg$c27;
                                                peg$currPos++;
                                            }
                                            else {
                                                s10 = peg$FAILED;
                                                if (peg$silentFails === 0) {
                                                    peg$fail(peg$c28);
                                                }
                                            }
                                            if (s10 !== peg$FAILED) {
                                                s11 = peg$parse_();
                                                if (s11 !== peg$FAILED) {
                                                    s12 = peg$parsedateOrTimeArgStyle();
                                                    if (s12 !== peg$FAILED) {
                                                        s10 = [s10, s11, s12];
                                                        s9 = s10;
                                                    }
                                                    else {
                                                        peg$currPos = s9;
                                                        s9 = peg$FAILED;
                                                    }
                                                }
                                                else {
                                                    peg$currPos = s9;
                                                    s9 = peg$FAILED;
                                                }
                                            }
                                            else {
                                                peg$currPos = s9;
                                                s9 = peg$FAILED;
                                            }
                                            if (s9 === peg$FAILED) {
                                                s9 = null;
                                            }
                                            if (s9 !== peg$FAILED) {
                                                s10 = peg$parse_();
                                                if (s10 !== peg$FAILED) {
                                                    if (input.charCodeAt(peg$currPos) === 125) {
                                                        s11 = peg$c8;
                                                        peg$currPos++;
                                                    }
                                                    else {
                                                        s11 = peg$FAILED;
                                                        if (peg$silentFails === 0) {
                                                            peg$fail(peg$c9);
                                                        }
                                                    }
                                                    if (s11 !== peg$FAILED) {
                                                        peg$savedPos = s0;
                                                        s1 = peg$c31(s3, s7, s9);
                                                        s0 = s1;
                                                    }
                                                    else {
                                                        peg$currPos = s0;
                                                        s0 = peg$FAILED;
                                                    }
                                                }
                                                else {
                                                    peg$currPos = s0;
                                                    s0 = peg$FAILED;
                                                }
                                            }
                                            else {
                                                peg$currPos = s0;
                                                s0 = peg$FAILED;
                                            }
                                        }
                                        else {
                                            peg$currPos = s0;
                                            s0 = peg$FAILED;
                                        }
                                    }
                                    else {
                                        peg$currPos = s0;
                                        s0 = peg$FAILED;
                                    }
                                }
                                else {
                                    peg$currPos = s0;
                                    s0 = peg$FAILED;
                                }
                            }
                            else {
                                peg$currPos = s0;
                                s0 = peg$FAILED;
                            }
                        }
                        else {
                            peg$currPos = s0;
                            s0 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            return s0;
        }
        function peg$parsesimpleFormatElement() {
            var s0;
            s0 = peg$parsenumberFormatElement();
            if (s0 === peg$FAILED) {
                s0 = peg$parsedateOrTimeFormatElement();
            }
            return s0;
        }
        function peg$parsepluralElement() {
            var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14, s15;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 123) {
                s1 = peg$c6;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c7);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parse_();
                if (s2 !== peg$FAILED) {
                    s3 = peg$parseargNameOrNumber();
                    if (s3 !== peg$FAILED) {
                        s4 = peg$parse_();
                        if (s4 !== peg$FAILED) {
                            if (input.charCodeAt(peg$currPos) === 44) {
                                s5 = peg$c27;
                                peg$currPos++;
                            }
                            else {
                                s5 = peg$FAILED;
                                if (peg$silentFails === 0) {
                                    peg$fail(peg$c28);
                                }
                            }
                            if (s5 !== peg$FAILED) {
                                s6 = peg$parse_();
                                if (s6 !== peg$FAILED) {
                                    if (input.substr(peg$currPos, 6) === peg$c46) {
                                        s7 = peg$c46;
                                        peg$currPos += 6;
                                    }
                                    else {
                                        s7 = peg$FAILED;
                                        if (peg$silentFails === 0) {
                                            peg$fail(peg$c47);
                                        }
                                    }
                                    if (s7 === peg$FAILED) {
                                        if (input.substr(peg$currPos, 13) === peg$c48) {
                                            s7 = peg$c48;
                                            peg$currPos += 13;
                                        }
                                        else {
                                            s7 = peg$FAILED;
                                            if (peg$silentFails === 0) {
                                                peg$fail(peg$c49);
                                            }
                                        }
                                    }
                                    if (s7 !== peg$FAILED) {
                                        s8 = peg$parse_();
                                        if (s8 !== peg$FAILED) {
                                            if (input.charCodeAt(peg$currPos) === 44) {
                                                s9 = peg$c27;
                                                peg$currPos++;
                                            }
                                            else {
                                                s9 = peg$FAILED;
                                                if (peg$silentFails === 0) {
                                                    peg$fail(peg$c28);
                                                }
                                            }
                                            if (s9 !== peg$FAILED) {
                                                s10 = peg$parse_();
                                                if (s10 !== peg$FAILED) {
                                                    s11 = peg$currPos;
                                                    if (input.substr(peg$currPos, 7) === peg$c50) {
                                                        s12 = peg$c50;
                                                        peg$currPos += 7;
                                                    }
                                                    else {
                                                        s12 = peg$FAILED;
                                                        if (peg$silentFails === 0) {
                                                            peg$fail(peg$c51);
                                                        }
                                                    }
                                                    if (s12 !== peg$FAILED) {
                                                        s13 = peg$parse_();
                                                        if (s13 !== peg$FAILED) {
                                                            s14 = peg$parsenumber();
                                                            if (s14 !== peg$FAILED) {
                                                                s12 = [s12, s13, s14];
                                                                s11 = s12;
                                                            }
                                                            else {
                                                                peg$currPos = s11;
                                                                s11 = peg$FAILED;
                                                            }
                                                        }
                                                        else {
                                                            peg$currPos = s11;
                                                            s11 = peg$FAILED;
                                                        }
                                                    }
                                                    else {
                                                        peg$currPos = s11;
                                                        s11 = peg$FAILED;
                                                    }
                                                    if (s11 === peg$FAILED) {
                                                        s11 = null;
                                                    }
                                                    if (s11 !== peg$FAILED) {
                                                        s12 = peg$parse_();
                                                        if (s12 !== peg$FAILED) {
                                                            s13 = [];
                                                            s14 = peg$parsepluralOption();
                                                            if (s14 !== peg$FAILED) {
                                                                while (s14 !== peg$FAILED) {
                                                                    s13.push(s14);
                                                                    s14 = peg$parsepluralOption();
                                                                }
                                                            }
                                                            else {
                                                                s13 = peg$FAILED;
                                                            }
                                                            if (s13 !== peg$FAILED) {
                                                                s14 = peg$parse_();
                                                                if (s14 !== peg$FAILED) {
                                                                    if (input.charCodeAt(peg$currPos) === 125) {
                                                                        s15 = peg$c8;
                                                                        peg$currPos++;
                                                                    }
                                                                    else {
                                                                        s15 = peg$FAILED;
                                                                        if (peg$silentFails === 0) {
                                                                            peg$fail(peg$c9);
                                                                        }
                                                                    }
                                                                    if (s15 !== peg$FAILED) {
                                                                        peg$savedPos = s0;
                                                                        s1 = peg$c52(s3, s7, s11, s13);
                                                                        s0 = s1;
                                                                    }
                                                                    else {
                                                                        peg$currPos = s0;
                                                                        s0 = peg$FAILED;
                                                                    }
                                                                }
                                                                else {
                                                                    peg$currPos = s0;
                                                                    s0 = peg$FAILED;
                                                                }
                                                            }
                                                            else {
                                                                peg$currPos = s0;
                                                                s0 = peg$FAILED;
                                                            }
                                                        }
                                                        else {
                                                            peg$currPos = s0;
                                                            s0 = peg$FAILED;
                                                        }
                                                    }
                                                    else {
                                                        peg$currPos = s0;
                                                        s0 = peg$FAILED;
                                                    }
                                                }
                                                else {
                                                    peg$currPos = s0;
                                                    s0 = peg$FAILED;
                                                }
                                            }
                                            else {
                                                peg$currPos = s0;
                                                s0 = peg$FAILED;
                                            }
                                        }
                                        else {
                                            peg$currPos = s0;
                                            s0 = peg$FAILED;
                                        }
                                    }
                                    else {
                                        peg$currPos = s0;
                                        s0 = peg$FAILED;
                                    }
                                }
                                else {
                                    peg$currPos = s0;
                                    s0 = peg$FAILED;
                                }
                            }
                            else {
                                peg$currPos = s0;
                                s0 = peg$FAILED;
                            }
                        }
                        else {
                            peg$currPos = s0;
                            s0 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            return s0;
        }
        function peg$parseselectElement() {
            var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 123) {
                s1 = peg$c6;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c7);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parse_();
                if (s2 !== peg$FAILED) {
                    s3 = peg$parseargNameOrNumber();
                    if (s3 !== peg$FAILED) {
                        s4 = peg$parse_();
                        if (s4 !== peg$FAILED) {
                            if (input.charCodeAt(peg$currPos) === 44) {
                                s5 = peg$c27;
                                peg$currPos++;
                            }
                            else {
                                s5 = peg$FAILED;
                                if (peg$silentFails === 0) {
                                    peg$fail(peg$c28);
                                }
                            }
                            if (s5 !== peg$FAILED) {
                                s6 = peg$parse_();
                                if (s6 !== peg$FAILED) {
                                    if (input.substr(peg$currPos, 6) === peg$c53) {
                                        s7 = peg$c53;
                                        peg$currPos += 6;
                                    }
                                    else {
                                        s7 = peg$FAILED;
                                        if (peg$silentFails === 0) {
                                            peg$fail(peg$c54);
                                        }
                                    }
                                    if (s7 !== peg$FAILED) {
                                        s8 = peg$parse_();
                                        if (s8 !== peg$FAILED) {
                                            if (input.charCodeAt(peg$currPos) === 44) {
                                                s9 = peg$c27;
                                                peg$currPos++;
                                            }
                                            else {
                                                s9 = peg$FAILED;
                                                if (peg$silentFails === 0) {
                                                    peg$fail(peg$c28);
                                                }
                                            }
                                            if (s9 !== peg$FAILED) {
                                                s10 = peg$parse_();
                                                if (s10 !== peg$FAILED) {
                                                    s11 = [];
                                                    s12 = peg$parseselectOption();
                                                    if (s12 !== peg$FAILED) {
                                                        while (s12 !== peg$FAILED) {
                                                            s11.push(s12);
                                                            s12 = peg$parseselectOption();
                                                        }
                                                    }
                                                    else {
                                                        s11 = peg$FAILED;
                                                    }
                                                    if (s11 !== peg$FAILED) {
                                                        s12 = peg$parse_();
                                                        if (s12 !== peg$FAILED) {
                                                            if (input.charCodeAt(peg$currPos) === 125) {
                                                                s13 = peg$c8;
                                                                peg$currPos++;
                                                            }
                                                            else {
                                                                s13 = peg$FAILED;
                                                                if (peg$silentFails === 0) {
                                                                    peg$fail(peg$c9);
                                                                }
                                                            }
                                                            if (s13 !== peg$FAILED) {
                                                                peg$savedPos = s0;
                                                                s1 = peg$c55(s3, s11);
                                                                s0 = s1;
                                                            }
                                                            else {
                                                                peg$currPos = s0;
                                                                s0 = peg$FAILED;
                                                            }
                                                        }
                                                        else {
                                                            peg$currPos = s0;
                                                            s0 = peg$FAILED;
                                                        }
                                                    }
                                                    else {
                                                        peg$currPos = s0;
                                                        s0 = peg$FAILED;
                                                    }
                                                }
                                                else {
                                                    peg$currPos = s0;
                                                    s0 = peg$FAILED;
                                                }
                                            }
                                            else {
                                                peg$currPos = s0;
                                                s0 = peg$FAILED;
                                            }
                                        }
                                        else {
                                            peg$currPos = s0;
                                            s0 = peg$FAILED;
                                        }
                                    }
                                    else {
                                        peg$currPos = s0;
                                        s0 = peg$FAILED;
                                    }
                                }
                                else {
                                    peg$currPos = s0;
                                    s0 = peg$FAILED;
                                }
                            }
                            else {
                                peg$currPos = s0;
                                s0 = peg$FAILED;
                            }
                        }
                        else {
                            peg$currPos = s0;
                            s0 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            return s0;
        }
        function peg$parsepluralRuleSelectValue() {
            var s0, s1, s2, s3;
            s0 = peg$currPos;
            s1 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 61) {
                s2 = peg$c56;
                peg$currPos++;
            }
            else {
                s2 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c57);
                }
            }
            if (s2 !== peg$FAILED) {
                s3 = peg$parsenumber();
                if (s3 !== peg$FAILED) {
                    s2 = [s2, s3];
                    s1 = s2;
                }
                else {
                    peg$currPos = s1;
                    s1 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s1;
                s1 = peg$FAILED;
            }
            if (s1 !== peg$FAILED) {
                s0 = input.substring(s0, peg$currPos);
            }
            else {
                s0 = s1;
            }
            if (s0 === peg$FAILED) {
                s0 = peg$parseargName();
            }
            return s0;
        }
        function peg$parseselectOption() {
            var s0, s1, s2, s3, s4, s5, s6, s7;
            s0 = peg$currPos;
            s1 = peg$parse_();
            if (s1 !== peg$FAILED) {
                s2 = peg$parseargName();
                if (s2 !== peg$FAILED) {
                    s3 = peg$parse_();
                    if (s3 !== peg$FAILED) {
                        if (input.charCodeAt(peg$currPos) === 123) {
                            s4 = peg$c6;
                            peg$currPos++;
                        }
                        else {
                            s4 = peg$FAILED;
                            if (peg$silentFails === 0) {
                                peg$fail(peg$c7);
                            }
                        }
                        if (s4 !== peg$FAILED) {
                            peg$savedPos = peg$currPos;
                            s5 = peg$c58();
                            if (s5) {
                                s5 = undefined;
                            }
                            else {
                                s5 = peg$FAILED;
                            }
                            if (s5 !== peg$FAILED) {
                                s6 = peg$parsemessage();
                                if (s6 !== peg$FAILED) {
                                    if (input.charCodeAt(peg$currPos) === 125) {
                                        s7 = peg$c8;
                                        peg$currPos++;
                                    }
                                    else {
                                        s7 = peg$FAILED;
                                        if (peg$silentFails === 0) {
                                            peg$fail(peg$c9);
                                        }
                                    }
                                    if (s7 !== peg$FAILED) {
                                        peg$savedPos = s0;
                                        s1 = peg$c59(s2, s6);
                                        s0 = s1;
                                    }
                                    else {
                                        peg$currPos = s0;
                                        s0 = peg$FAILED;
                                    }
                                }
                                else {
                                    peg$currPos = s0;
                                    s0 = peg$FAILED;
                                }
                            }
                            else {
                                peg$currPos = s0;
                                s0 = peg$FAILED;
                            }
                        }
                        else {
                            peg$currPos = s0;
                            s0 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            return s0;
        }
        function peg$parsepluralOption() {
            var s0, s1, s2, s3, s4, s5, s6, s7;
            s0 = peg$currPos;
            s1 = peg$parse_();
            if (s1 !== peg$FAILED) {
                s2 = peg$parsepluralRuleSelectValue();
                if (s2 !== peg$FAILED) {
                    s3 = peg$parse_();
                    if (s3 !== peg$FAILED) {
                        if (input.charCodeAt(peg$currPos) === 123) {
                            s4 = peg$c6;
                            peg$currPos++;
                        }
                        else {
                            s4 = peg$FAILED;
                            if (peg$silentFails === 0) {
                                peg$fail(peg$c7);
                            }
                        }
                        if (s4 !== peg$FAILED) {
                            peg$savedPos = peg$currPos;
                            s5 = peg$c60();
                            if (s5) {
                                s5 = undefined;
                            }
                            else {
                                s5 = peg$FAILED;
                            }
                            if (s5 !== peg$FAILED) {
                                s6 = peg$parsemessage();
                                if (s6 !== peg$FAILED) {
                                    if (input.charCodeAt(peg$currPos) === 125) {
                                        s7 = peg$c8;
                                        peg$currPos++;
                                    }
                                    else {
                                        s7 = peg$FAILED;
                                        if (peg$silentFails === 0) {
                                            peg$fail(peg$c9);
                                        }
                                    }
                                    if (s7 !== peg$FAILED) {
                                        peg$savedPos = s0;
                                        s1 = peg$c61(s2, s6);
                                        s0 = s1;
                                    }
                                    else {
                                        peg$currPos = s0;
                                        s0 = peg$FAILED;
                                    }
                                }
                                else {
                                    peg$currPos = s0;
                                    s0 = peg$FAILED;
                                }
                            }
                            else {
                                peg$currPos = s0;
                                s0 = peg$FAILED;
                            }
                        }
                        else {
                            peg$currPos = s0;
                            s0 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            return s0;
        }
        function peg$parsewhiteSpace() {
            var s0;
            peg$silentFails++;
            if (peg$c63.test(input.charAt(peg$currPos))) {
                s0 = input.charAt(peg$currPos);
                peg$currPos++;
            }
            else {
                s0 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c64);
                }
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                if (peg$silentFails === 0) {
                    peg$fail(peg$c62);
                }
            }
            return s0;
        }
        function peg$parsepatternSyntax() {
            var s0;
            peg$silentFails++;
            if (peg$c66.test(input.charAt(peg$currPos))) {
                s0 = input.charAt(peg$currPos);
                peg$currPos++;
            }
            else {
                s0 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c67);
                }
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                if (peg$silentFails === 0) {
                    peg$fail(peg$c65);
                }
            }
            return s0;
        }
        function peg$parse_() {
            var s0, s1, s2;
            peg$silentFails++;
            s0 = peg$currPos;
            s1 = [];
            s2 = peg$parsewhiteSpace();
            while (s2 !== peg$FAILED) {
                s1.push(s2);
                s2 = peg$parsewhiteSpace();
            }
            if (s1 !== peg$FAILED) {
                s0 = input.substring(s0, peg$currPos);
            }
            else {
                s0 = s1;
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c68);
                }
            }
            return s0;
        }
        function peg$parsenumber() {
            var s0, s1, s2;
            peg$silentFails++;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 45) {
                s1 = peg$c70;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c71);
                }
            }
            if (s1 === peg$FAILED) {
                s1 = null;
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parseargNumber();
                if (s2 !== peg$FAILED) {
                    peg$savedPos = s0;
                    s1 = peg$c72(s1, s2);
                    s0 = s1;
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c69);
                }
            }
            return s0;
        }
        function peg$parsedoubleApostrophes() {
            var s0, s1;
            peg$silentFails++;
            s0 = peg$currPos;
            if (input.substr(peg$currPos, 2) === peg$c75) {
                s1 = peg$c75;
                peg$currPos += 2;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c76);
                }
            }
            if (s1 !== peg$FAILED) {
                peg$savedPos = s0;
                s1 = peg$c77();
            }
            s0 = s1;
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c74);
                }
            }
            return s0;
        }
        function peg$parsequotedString() {
            var s0, s1, s2, s3, s4, s5;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 39) {
                s1 = peg$c32;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c33);
                }
            }
            if (s1 !== peg$FAILED) {
                s2 = peg$parseescapedChar();
                if (s2 !== peg$FAILED) {
                    s3 = peg$currPos;
                    s4 = [];
                    if (input.substr(peg$currPos, 2) === peg$c75) {
                        s5 = peg$c75;
                        peg$currPos += 2;
                    }
                    else {
                        s5 = peg$FAILED;
                        if (peg$silentFails === 0) {
                            peg$fail(peg$c76);
                        }
                    }
                    if (s5 === peg$FAILED) {
                        if (peg$c34.test(input.charAt(peg$currPos))) {
                            s5 = input.charAt(peg$currPos);
                            peg$currPos++;
                        }
                        else {
                            s5 = peg$FAILED;
                            if (peg$silentFails === 0) {
                                peg$fail(peg$c35);
                            }
                        }
                    }
                    while (s5 !== peg$FAILED) {
                        s4.push(s5);
                        if (input.substr(peg$currPos, 2) === peg$c75) {
                            s5 = peg$c75;
                            peg$currPos += 2;
                        }
                        else {
                            s5 = peg$FAILED;
                            if (peg$silentFails === 0) {
                                peg$fail(peg$c76);
                            }
                        }
                        if (s5 === peg$FAILED) {
                            if (peg$c34.test(input.charAt(peg$currPos))) {
                                s5 = input.charAt(peg$currPos);
                                peg$currPos++;
                            }
                            else {
                                s5 = peg$FAILED;
                                if (peg$silentFails === 0) {
                                    peg$fail(peg$c35);
                                }
                            }
                        }
                    }
                    if (s4 !== peg$FAILED) {
                        s3 = input.substring(s3, peg$currPos);
                    }
                    else {
                        s3 = s4;
                    }
                    if (s3 !== peg$FAILED) {
                        if (input.charCodeAt(peg$currPos) === 39) {
                            s4 = peg$c32;
                            peg$currPos++;
                        }
                        else {
                            s4 = peg$FAILED;
                            if (peg$silentFails === 0) {
                                peg$fail(peg$c33);
                            }
                        }
                        if (s4 === peg$FAILED) {
                            s4 = null;
                        }
                        if (s4 !== peg$FAILED) {
                            peg$savedPos = s0;
                            s1 = peg$c78(s2, s3);
                            s0 = s1;
                        }
                        else {
                            peg$currPos = s0;
                            s0 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s0;
                s0 = peg$FAILED;
            }
            return s0;
        }
        function peg$parseunquotedString() {
            var s0, s1, s2, s3;
            s0 = peg$currPos;
            s1 = peg$currPos;
            if (input.length > peg$currPos) {
                s2 = input.charAt(peg$currPos);
                peg$currPos++;
            }
            else {
                s2 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c14);
                }
            }
            if (s2 !== peg$FAILED) {
                peg$savedPos = peg$currPos;
                s3 = peg$c79(s2);
                if (s3) {
                    s3 = undefined;
                }
                else {
                    s3 = peg$FAILED;
                }
                if (s3 !== peg$FAILED) {
                    s2 = [s2, s3];
                    s1 = s2;
                }
                else {
                    peg$currPos = s1;
                    s1 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s1;
                s1 = peg$FAILED;
            }
            if (s1 === peg$FAILED) {
                if (input.charCodeAt(peg$currPos) === 10) {
                    s1 = peg$c80;
                    peg$currPos++;
                }
                else {
                    s1 = peg$FAILED;
                    if (peg$silentFails === 0) {
                        peg$fail(peg$c81);
                    }
                }
            }
            if (s1 !== peg$FAILED) {
                s0 = input.substring(s0, peg$currPos);
            }
            else {
                s0 = s1;
            }
            return s0;
        }
        function peg$parseescapedChar() {
            var s0, s1, s2, s3;
            s0 = peg$currPos;
            s1 = peg$currPos;
            if (input.length > peg$currPos) {
                s2 = input.charAt(peg$currPos);
                peg$currPos++;
            }
            else {
                s2 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c14);
                }
            }
            if (s2 !== peg$FAILED) {
                peg$savedPos = peg$currPos;
                s3 = peg$c82(s2);
                if (s3) {
                    s3 = undefined;
                }
                else {
                    s3 = peg$FAILED;
                }
                if (s3 !== peg$FAILED) {
                    s2 = [s2, s3];
                    s1 = s2;
                }
                else {
                    peg$currPos = s1;
                    s1 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s1;
                s1 = peg$FAILED;
            }
            if (s1 !== peg$FAILED) {
                s0 = input.substring(s0, peg$currPos);
            }
            else {
                s0 = s1;
            }
            return s0;
        }
        function peg$parseargNameOrNumber() {
            var s0, s1;
            peg$silentFails++;
            s0 = peg$currPos;
            s1 = peg$parseargNumber();
            if (s1 === peg$FAILED) {
                s1 = peg$parseargName();
            }
            if (s1 !== peg$FAILED) {
                s0 = input.substring(s0, peg$currPos);
            }
            else {
                s0 = s1;
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c83);
                }
            }
            return s0;
        }
        function peg$parseargNumber() {
            var s0, s1, s2, s3, s4;
            peg$silentFails++;
            s0 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 48) {
                s1 = peg$c85;
                peg$currPos++;
            }
            else {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c86);
                }
            }
            if (s1 !== peg$FAILED) {
                peg$savedPos = s0;
                s1 = peg$c87();
            }
            s0 = s1;
            if (s0 === peg$FAILED) {
                s0 = peg$currPos;
                s1 = peg$currPos;
                if (peg$c88.test(input.charAt(peg$currPos))) {
                    s2 = input.charAt(peg$currPos);
                    peg$currPos++;
                }
                else {
                    s2 = peg$FAILED;
                    if (peg$silentFails === 0) {
                        peg$fail(peg$c89);
                    }
                }
                if (s2 !== peg$FAILED) {
                    s3 = [];
                    if (peg$c90.test(input.charAt(peg$currPos))) {
                        s4 = input.charAt(peg$currPos);
                        peg$currPos++;
                    }
                    else {
                        s4 = peg$FAILED;
                        if (peg$silentFails === 0) {
                            peg$fail(peg$c91);
                        }
                    }
                    while (s4 !== peg$FAILED) {
                        s3.push(s4);
                        if (peg$c90.test(input.charAt(peg$currPos))) {
                            s4 = input.charAt(peg$currPos);
                            peg$currPos++;
                        }
                        else {
                            s4 = peg$FAILED;
                            if (peg$silentFails === 0) {
                                peg$fail(peg$c91);
                            }
                        }
                    }
                    if (s3 !== peg$FAILED) {
                        s2 = [s2, s3];
                        s1 = s2;
                    }
                    else {
                        peg$currPos = s1;
                        s1 = peg$FAILED;
                    }
                }
                else {
                    peg$currPos = s1;
                    s1 = peg$FAILED;
                }
                if (s1 !== peg$FAILED) {
                    peg$savedPos = s0;
                    s1 = peg$c92(s1);
                }
                s0 = s1;
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c84);
                }
            }
            return s0;
        }
        function peg$parseargName() {
            var s0, s1, s2, s3, s4;
            peg$silentFails++;
            s0 = peg$currPos;
            s1 = [];
            s2 = peg$currPos;
            s3 = peg$currPos;
            peg$silentFails++;
            s4 = peg$parsewhiteSpace();
            if (s4 === peg$FAILED) {
                s4 = peg$parsepatternSyntax();
            }
            peg$silentFails--;
            if (s4 === peg$FAILED) {
                s3 = undefined;
            }
            else {
                peg$currPos = s3;
                s3 = peg$FAILED;
            }
            if (s3 !== peg$FAILED) {
                if (input.length > peg$currPos) {
                    s4 = input.charAt(peg$currPos);
                    peg$currPos++;
                }
                else {
                    s4 = peg$FAILED;
                    if (peg$silentFails === 0) {
                        peg$fail(peg$c14);
                    }
                }
                if (s4 !== peg$FAILED) {
                    s3 = [s3, s4];
                    s2 = s3;
                }
                else {
                    peg$currPos = s2;
                    s2 = peg$FAILED;
                }
            }
            else {
                peg$currPos = s2;
                s2 = peg$FAILED;
            }
            if (s2 !== peg$FAILED) {
                while (s2 !== peg$FAILED) {
                    s1.push(s2);
                    s2 = peg$currPos;
                    s3 = peg$currPos;
                    peg$silentFails++;
                    s4 = peg$parsewhiteSpace();
                    if (s4 === peg$FAILED) {
                        s4 = peg$parsepatternSyntax();
                    }
                    peg$silentFails--;
                    if (s4 === peg$FAILED) {
                        s3 = undefined;
                    }
                    else {
                        peg$currPos = s3;
                        s3 = peg$FAILED;
                    }
                    if (s3 !== peg$FAILED) {
                        if (input.length > peg$currPos) {
                            s4 = input.charAt(peg$currPos);
                            peg$currPos++;
                        }
                        else {
                            s4 = peg$FAILED;
                            if (peg$silentFails === 0) {
                                peg$fail(peg$c14);
                            }
                        }
                        if (s4 !== peg$FAILED) {
                            s3 = [s3, s4];
                            s2 = s3;
                        }
                        else {
                            peg$currPos = s2;
                            s2 = peg$FAILED;
                        }
                    }
                    else {
                        peg$currPos = s2;
                        s2 = peg$FAILED;
                    }
                }
            }
            else {
                s1 = peg$FAILED;
            }
            if (s1 !== peg$FAILED) {
                s0 = input.substring(s0, peg$currPos);
            }
            else {
                s0 = s1;
            }
            peg$silentFails--;
            if (s0 === peg$FAILED) {
                s1 = peg$FAILED;
                if (peg$silentFails === 0) {
                    peg$fail(peg$c93);
                }
            }
            return s0;
        }
        var messageCtx = ['root'];
        function isNestedMessageText() {
            return messageCtx.length > 1;
        }
        function isInPluralOption() {
            return messageCtx[messageCtx.length - 1] === 'plural';
        }
        function insertLocation() {
            return options && options.captureLocation ? {
                location: location()
            } : {};
        }
        peg$result = peg$startRuleFunction();
        if (peg$result !== peg$FAILED && peg$currPos === input.length) {
            return peg$result;
        }
        else {
            if (peg$result !== peg$FAILED && peg$currPos < input.length) {
                peg$fail(peg$endExpectation());
            }
            throw peg$buildStructuredError(peg$maxFailExpected, peg$maxFailPos < input.length ? input.charAt(peg$maxFailPos) : null, peg$maxFailPos < input.length
                ? peg$computeLocation(peg$maxFailPos, peg$maxFailPos + 1)
                : peg$computeLocation(peg$maxFailPos, peg$maxFailPos));
        }
    }
    var pegParse = peg$parse;

    var __spreadArrays = (undefined && undefined.__spreadArrays) || function () {
        for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
        for (var r = Array(s), k = 0, i = 0; i < il; i++)
            for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
                r[k] = a[j];
        return r;
    };
    var PLURAL_HASHTAG_REGEX = /(^|[^\\])#/g;
    /**
     * Whether to convert `#` in plural rule options
     * to `{var, number}`
     * @param el AST Element
     * @param pluralStack current plural stack
     */
    function normalizeHashtagInPlural(els) {
        els.forEach(function (el) {
            // If we're encountering a plural el
            if (!isPluralElement(el) && !isSelectElement(el)) {
                return;
            }
            // Go down the options and search for # in any literal element
            Object.keys(el.options).forEach(function (id) {
                var _a;
                var opt = el.options[id];
                // If we got a match, we have to split this
                // and inject a NumberElement in the middle
                var matchingLiteralElIndex = -1;
                var literalEl = undefined;
                for (var i = 0; i < opt.value.length; i++) {
                    var el_1 = opt.value[i];
                    if (isLiteralElement(el_1) && PLURAL_HASHTAG_REGEX.test(el_1.value)) {
                        matchingLiteralElIndex = i;
                        literalEl = el_1;
                        break;
                    }
                }
                if (literalEl) {
                    var newValue = literalEl.value.replace(PLURAL_HASHTAG_REGEX, "$1{" + el.value + ", number}");
                    var newEls = pegParse(newValue);
                    (_a = opt.value).splice.apply(_a, __spreadArrays([matchingLiteralElIndex, 1], newEls));
                }
                normalizeHashtagInPlural(opt.value);
            });
        });
    }

    var __assign$1 = (undefined && undefined.__assign) || function () {
        __assign$1 = Object.assign || function(t) {
            for (var s, i = 1, n = arguments.length; i < n; i++) {
                s = arguments[i];
                for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                    t[p] = s[p];
            }
            return t;
        };
        return __assign$1.apply(this, arguments);
    };
    /**
     * https://unicode.org/reports/tr35/tr35-dates.html#Date_Field_Symbol_Table
     * Credit: https://github.com/caridy/intl-datetimeformat-pattern/blob/master/index.js
     * with some tweaks
     */
    var DATE_TIME_REGEX = /(?:[Eec]{1,6}|G{1,5}|[Qq]{1,5}|(?:[yYur]+|U{1,5})|[ML]{1,5}|d{1,2}|D{1,3}|F{1}|[abB]{1,5}|[hkHK]{1,2}|w{1,2}|W{1}|m{1,2}|s{1,2}|[zZOvVxX]{1,4})(?=([^']*'[^']*')*[^']*$)/g;
    /**
     * Parse Date time skeleton into Intl.DateTimeFormatOptions
     * Ref: https://unicode.org/reports/tr35/tr35-dates.html#Date_Field_Symbol_Table
     * @public
     * @param skeleton skeleton string
     */
    function parseDateTimeSkeleton(skeleton) {
        var result = {};
        skeleton.replace(DATE_TIME_REGEX, function (match) {
            var len = match.length;
            switch (match[0]) {
                // Era
                case 'G':
                    result.era = len === 4 ? 'long' : len === 5 ? 'narrow' : 'short';
                    break;
                // Year
                case 'y':
                    result.year = len === 2 ? '2-digit' : 'numeric';
                    break;
                case 'Y':
                case 'u':
                case 'U':
                case 'r':
                    throw new RangeError('`Y/u/U/r` (year) patterns are not supported, use `y` instead');
                // Quarter
                case 'q':
                case 'Q':
                    throw new RangeError('`q/Q` (quarter) patterns are not supported');
                // Month
                case 'M':
                case 'L':
                    result.month = ['numeric', '2-digit', 'short', 'long', 'narrow'][len - 1];
                    break;
                // Week
                case 'w':
                case 'W':
                    throw new RangeError('`w/W` (week) patterns are not supported');
                case 'd':
                    result.day = ['numeric', '2-digit'][len - 1];
                    break;
                case 'D':
                case 'F':
                case 'g':
                    throw new RangeError('`D/F/g` (day) patterns are not supported, use `d` instead');
                // Weekday
                case 'E':
                    result.weekday = len === 4 ? 'short' : len === 5 ? 'narrow' : 'short';
                    break;
                case 'e':
                    if (len < 4) {
                        throw new RangeError('`e..eee` (weekday) patterns are not supported');
                    }
                    result.weekday = ['short', 'long', 'narrow', 'short'][len - 4];
                    break;
                case 'c':
                    if (len < 4) {
                        throw new RangeError('`c..ccc` (weekday) patterns are not supported');
                    }
                    result.weekday = ['short', 'long', 'narrow', 'short'][len - 4];
                    break;
                // Period
                case 'a': // AM, PM
                    result.hour12 = true;
                    break;
                case 'b': // am, pm, noon, midnight
                case 'B': // flexible day periods
                    throw new RangeError('`b/B` (period) patterns are not supported, use `a` instead');
                // Hour
                case 'h':
                    result.hourCycle = 'h12';
                    result.hour = ['numeric', '2-digit'][len - 1];
                    break;
                case 'H':
                    result.hourCycle = 'h23';
                    result.hour = ['numeric', '2-digit'][len - 1];
                    break;
                case 'K':
                    result.hourCycle = 'h11';
                    result.hour = ['numeric', '2-digit'][len - 1];
                    break;
                case 'k':
                    result.hourCycle = 'h24';
                    result.hour = ['numeric', '2-digit'][len - 1];
                    break;
                case 'j':
                case 'J':
                case 'C':
                    throw new RangeError('`j/J/C` (hour) patterns are not supported, use `h/H/K/k` instead');
                // Minute
                case 'm':
                    result.minute = ['numeric', '2-digit'][len - 1];
                    break;
                // Second
                case 's':
                    result.second = ['numeric', '2-digit'][len - 1];
                    break;
                case 'S':
                case 'A':
                    throw new RangeError('`S/A` (second) pattenrs are not supported, use `s` instead');
                // Zone
                case 'z': // 1..3, 4: specific non-location format
                    result.timeZoneName = len < 4 ? 'short' : 'long';
                    break;
                case 'Z': // 1..3, 4, 5: The ISO8601 varios formats
                case 'O': // 1, 4: miliseconds in day short, long
                case 'v': // 1, 4: generic non-location format
                case 'V': // 1, 2, 3, 4: time zone ID or city
                case 'X': // 1, 2, 3, 4: The ISO8601 varios formats
                case 'x': // 1, 2, 3, 4: The ISO8601 varios formats
                    throw new RangeError('`Z/O/v/V/X/x` (timeZone) pattenrs are not supported, use `z` instead');
            }
            return '';
        });
        return result;
    }
    function icuUnitToEcma(unit) {
        return unit.replace(/^(.*?)-/, '');
    }
    var FRACTION_PRECISION_REGEX = /^\.(?:(0+)(\+|#+)?)?$/g;
    var SIGNIFICANT_PRECISION_REGEX = /^(@+)?(\+|#+)?$/g;
    function parseSignificantPrecision(str) {
        var result = {};
        str.replace(SIGNIFICANT_PRECISION_REGEX, function (_, g1, g2) {
            // @@@ case
            if (typeof g2 !== 'string') {
                result.minimumSignificantDigits = g1.length;
                result.maximumSignificantDigits = g1.length;
            }
            // @@@+ case
            else if (g2 === '+') {
                result.minimumSignificantDigits = g1.length;
            }
            // .### case
            else if (g1[0] === '#') {
                result.maximumSignificantDigits = g1.length;
            }
            // .@@## or .@@@ case
            else {
                result.minimumSignificantDigits = g1.length;
                result.maximumSignificantDigits =
                    g1.length + (typeof g2 === 'string' ? g2.length : 0);
            }
            return '';
        });
        return result;
    }
    function parseSign(str) {
        switch (str) {
            case 'sign-auto':
                return {
                    signDisplay: 'auto',
                };
            case 'sign-accounting':
                return {
                    currencySign: 'accounting',
                };
            case 'sign-always':
                return {
                    signDisplay: 'always',
                };
            case 'sign-accounting-always':
                return {
                    signDisplay: 'always',
                    currencySign: 'accounting',
                };
            case 'sign-except-zero':
                return {
                    signDisplay: 'exceptZero',
                };
            case 'sign-accounting-except-zero':
                return {
                    signDisplay: 'exceptZero',
                    currencySign: 'accounting',
                };
            case 'sign-never':
                return {
                    signDisplay: 'never',
                };
        }
    }
    function parseNotationOptions(opt) {
        var result = {};
        var signOpts = parseSign(opt);
        if (signOpts) {
            return signOpts;
        }
        return result;
    }
    /**
     * https://github.com/unicode-org/icu/blob/master/docs/userguide/format_parse/numbers/skeletons.md#skeleton-stems-and-options
     */
    function convertNumberSkeletonToNumberFormatOptions(tokens) {
        var result = {};
        for (var _i = 0, tokens_1 = tokens; _i < tokens_1.length; _i++) {
            var token = tokens_1[_i];
            switch (token.stem) {
                case 'percent':
                    result.style = 'percent';
                    continue;
                case 'currency':
                    result.style = 'currency';
                    result.currency = token.options[0];
                    continue;
                case 'group-off':
                    result.useGrouping = false;
                    continue;
                case 'precision-integer':
                    result.maximumFractionDigits = 0;
                    continue;
                case 'measure-unit':
                    result.style = 'unit';
                    result.unit = icuUnitToEcma(token.options[0]);
                    continue;
                case 'compact-short':
                    result.notation = 'compact';
                    result.compactDisplay = 'short';
                    continue;
                case 'compact-long':
                    result.notation = 'compact';
                    result.compactDisplay = 'long';
                    continue;
                case 'scientific':
                    result = __assign$1(__assign$1(__assign$1({}, result), { notation: 'scientific' }), token.options.reduce(function (all, opt) { return (__assign$1(__assign$1({}, all), parseNotationOptions(opt))); }, {}));
                    continue;
                case 'engineering':
                    result = __assign$1(__assign$1(__assign$1({}, result), { notation: 'engineering' }), token.options.reduce(function (all, opt) { return (__assign$1(__assign$1({}, all), parseNotationOptions(opt))); }, {}));
                    continue;
                case 'notation-simple':
                    result.notation = 'standard';
                    continue;
                // https://github.com/unicode-org/icu/blob/master/icu4c/source/i18n/unicode/unumberformatter.h
                case 'unit-width-narrow':
                    result.currencyDisplay = 'narrowSymbol';
                    result.unitDisplay = 'narrow';
                    continue;
                case 'unit-width-short':
                    result.currencyDisplay = 'code';
                    result.unitDisplay = 'short';
                    continue;
                case 'unit-width-full-name':
                    result.currencyDisplay = 'name';
                    result.unitDisplay = 'long';
                    continue;
                case 'unit-width-iso-code':
                    result.currencyDisplay = 'symbol';
                    continue;
            }
            // Precision
            // https://github.com/unicode-org/icu/blob/master/docs/userguide/format_parse/numbers/skeletons.md#fraction-precision
            if (FRACTION_PRECISION_REGEX.test(token.stem)) {
                if (token.options.length > 1) {
                    throw new RangeError('Fraction-precision stems only accept a single optional option');
                }
                token.stem.replace(FRACTION_PRECISION_REGEX, function (match, g1, g2) {
                    // precision-integer case
                    if (match === '.') {
                        result.maximumFractionDigits = 0;
                    }
                    // .000+ case
                    else if (g2 === '+') {
                        result.minimumFractionDigits = g2.length;
                    }
                    // .### case
                    else if (g1[0] === '#') {
                        result.maximumFractionDigits = g1.length;
                    }
                    // .00## or .000 case
                    else {
                        result.minimumFractionDigits = g1.length;
                        result.maximumFractionDigits =
                            g1.length + (typeof g2 === 'string' ? g2.length : 0);
                    }
                    return '';
                });
                if (token.options.length) {
                    result = __assign$1(__assign$1({}, result), parseSignificantPrecision(token.options[0]));
                }
                continue;
            }
            if (SIGNIFICANT_PRECISION_REGEX.test(token.stem)) {
                result = __assign$1(__assign$1({}, result), parseSignificantPrecision(token.stem));
                continue;
            }
            var signOpts = parseSign(token.stem);
            if (signOpts) {
                result = __assign$1(__assign$1({}, result), signOpts);
            }
        }
        return result;
    }

    function parse(input, opts) {
        var els = pegParse(input, opts);
        if (!opts || opts.normalizeHashtagInPlural !== false) {
            normalizeHashtagInPlural(els);
        }
        return els;
    }

    exports.SyntaxError = SyntaxError;
    exports.convertNumberSkeletonToNumberFormatOptions = convertNumberSkeletonToNumberFormatOptions;
    exports.createLiteralElement = createLiteralElement;
    exports.createNumberElement = createNumberElement;
    exports.isArgumentElement = isArgumentElement;
    exports.isDateElement = isDateElement;
    exports.isDateTimeSkeleton = isDateTimeSkeleton;
    exports.isLiteralElement = isLiteralElement;
    exports.isNumberElement = isNumberElement;
    exports.isNumberSkeleton = isNumberSkeleton;
    exports.isPluralElement = isPluralElement;
    exports.isPoundElement = isPoundElement;
    exports.isSelectElement = isSelectElement;
    exports.isTimeElement = isTimeElement;
    exports.parse = parse;
    exports.parseDateTimeSkeleton = parseDateTimeSkeleton;
    exports.pegParse = pegParse;

    Object.defineProperty(exports, '__esModule', { value: true });

})));
//# sourceMappingURL=intl-messageformat-parser.js.map
