diff --git a/lib/ace/lib/es5-shim.js b/lib/ace/lib/es5-shim.js index c1664146..d39a25e9 100644 --- a/lib/ace/lib/es5-shim.js +++ b/lib/ace/lib/es5-shim.js @@ -886,260 +886,10 @@ if (!Object.keys) { } // -// Date +// most of es5-shim Date section is removed since ace doesn't need it, it is too intrusive and it causes problems for users // ==== // -// ES5 15.9.5.43 -// http://es5.github.com/#x15.9.5.43 -// This function returns a String value represent the instance in time -// represented by this Date object. The format of the String is the Date Time -// string format defined in 15.9.1.15. All fields are present in the String. -// The time zone is always UTC, denoted by the suffix Z. If the time value of -// this object is not a finite Number a RangeError exception is thrown. -var negativeDate = -62198755200000, - negativeYearString = "-000001"; -if ( - !Date.prototype.toISOString || - (new Date(negativeDate).toISOString().indexOf(negativeYearString) === -1) -) { - Date.prototype.toISOString = function toISOString() { - var result, length, value, year, month; - if (!isFinite(this)) { - throw new RangeError("Date.prototype.toISOString called on non-finite value."); - } - - year = this.getUTCFullYear(); - - month = this.getUTCMonth(); - // see https://github.com/kriskowal/es5-shim/issues/111 - year += Math.floor(month / 12); - month = (month % 12 + 12) % 12; - - // the date time string format is specified in 15.9.1.15. - result = [month + 1, this.getUTCDate(), - this.getUTCHours(), this.getUTCMinutes(), this.getUTCSeconds()]; - year = ( - (year < 0 ? "-" : (year > 9999 ? "+" : "")) + - ("00000" + Math.abs(year)) - .slice(0 <= year && year <= 9999 ? -4 : -6) - ); - - length = result.length; - while (length--) { - value = result[length]; - // pad months, days, hours, minutes, and seconds to have two - // digits. - if (value < 10) { - result[length] = "0" + value; - } - } - // pad milliseconds to have three digits. - return ( - year + "-" + result.slice(0, 2).join("-") + - "T" + result.slice(2).join(":") + "." + - ("000" + this.getUTCMilliseconds()).slice(-3) + "Z" - ); - }; -} - - -// ES5 15.9.5.44 -// http://es5.github.com/#x15.9.5.44 -// This function provides a String representation of a Date object for use by -// JSON.stringify (15.12.3). -var dateToJSONIsSupported = false; -try { - dateToJSONIsSupported = ( - Date.prototype.toJSON && - new Date(NaN).toJSON() === null && - new Date(negativeDate).toJSON().indexOf(negativeYearString) !== -1 && - Date.prototype.toJSON.call({ // generic - toISOString: function () { - return true; - } - }) - ); -} catch (e) { -} -if (!dateToJSONIsSupported) { - Date.prototype.toJSON = function toJSON(key) { - // When the toJSON method is called with argument key, the following - // steps are taken: - - // 1. Let O be the result of calling ToObject, giving it the this - // value as its argument. - // 2. Let tv be toPrimitive(O, hint Number). - var o = Object(this), - tv = toPrimitive(o), - toISO; - // 3. If tv is a Number and is not finite, return null. - if (typeof tv === "number" && !isFinite(tv)) { - return null; - } - // 4. Let toISO be the result of calling the [[Get]] internal method of - // O with argument "toISOString". - toISO = o.toISOString; - // 5. If IsCallable(toISO) is false, throw a TypeError exception. - if (typeof toISO != "function") { - throw new TypeError("toISOString property is not callable"); - } - // 6. Return the result of calling the [[Call]] internal method of - // toISO with O as the this value and an empty argument list. - return toISO.call(o); - - // NOTE 1 The argument is ignored. - - // NOTE 2 The toJSON function is intentionally generic; it does not - // require that its this value be a Date object. Therefore, it can be - // transferred to other kinds of objects for use as a method. However, - // it does require that any such object have a toISOString method. An - // object is free to use the argument key to filter its - // stringification. - }; -} - -// ES5 15.9.4.2 -// http://es5.github.com/#x15.9.4.2 -// based on work shared by Daniel Friesen (dantman) -// http://gist.github.com/303249 -if (!Date.parse || "Date.parse is buggy") { - // XXX global assignment won't work in embeddings that use - // an alternate object for the context. - Date = (function(NativeDate) { - - // Date.length === 7 - function Date(Y, M, D, h, m, s, ms) { - var length = arguments.length; - if (this instanceof NativeDate) { - var date = length == 1 && String(Y) === Y ? // isString(Y) - // We explicitly pass it through parse: - new NativeDate(Date.parse(Y)) : - // We have to manually make calls depending on argument - // length here - length >= 7 ? new NativeDate(Y, M, D, h, m, s, ms) : - length >= 6 ? new NativeDate(Y, M, D, h, m, s) : - length >= 5 ? new NativeDate(Y, M, D, h, m) : - length >= 4 ? new NativeDate(Y, M, D, h) : - length >= 3 ? new NativeDate(Y, M, D) : - length >= 2 ? new NativeDate(Y, M) : - length >= 1 ? new NativeDate(Y) : - new NativeDate(); - // Prevent mixups with unfixed Date object - date.constructor = Date; - return date; - } - return NativeDate.apply(this, arguments); - }; - - // 15.9.1.15 Date Time String Format. - var isoDateExpression = new RegExp("^" + - "(\\d{4}|[\+\-]\\d{6})" + // four-digit year capture or sign + - // 6-digit extended year - "(?:-(\\d{2})" + // optional month capture - "(?:-(\\d{2})" + // optional day capture - "(?:" + // capture hours:minutes:seconds.milliseconds - "T(\\d{2})" + // hours capture - ":(\\d{2})" + // minutes capture - "(?:" + // optional :seconds.milliseconds - ":(\\d{2})" + // seconds capture - "(?:\\.(\\d{3}))?" + // milliseconds capture - ")?" + - "(" + // capture UTC offset component - "Z|" + // UTC capture - "(?:" + // offset specifier +/-hours:minutes - "([-+])" + // sign capture - "(\\d{2})" + // hours offset capture - ":(\\d{2})" + // minutes offset capture - ")" + - ")?)?)?)?" + - "$"); - - var months = [ - 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 - ]; - - function dayFromMonth(year, month) { - var t = month > 1 ? 1 : 0; - return ( - months[month] + - Math.floor((year - 1969 + t) / 4) - - Math.floor((year - 1901 + t) / 100) + - Math.floor((year - 1601 + t) / 400) + - 365 * (year - 1970) - ); - } - - // Copy any custom methods a 3rd party library may have added - for (var key in NativeDate) { - Date[key] = NativeDate[key]; - } - - // Copy "native" methods explicitly; they may be non-enumerable - Date.now = NativeDate.now; - Date.UTC = NativeDate.UTC; - Date.prototype = NativeDate.prototype; - Date.prototype.constructor = Date; - - // Upgrade Date.parse to handle simplified ISO 8601 strings - Date.parse = function parse(string) { - var match = isoDateExpression.exec(string); - if (match) { - // parse months, days, hours, minutes, seconds, and milliseconds - // provide default values if necessary - // parse the UTC offset component - var year = Number(match[1]), - month = Number(match[2] || 1) - 1, - day = Number(match[3] || 1) - 1, - hour = Number(match[4] || 0), - minute = Number(match[5] || 0), - second = Number(match[6] || 0), - millisecond = Number(match[7] || 0), - // When time zone is missed, local offset should be used - // (ES 5.1 bug) - // see https://bugs.ecmascript.org/show_bug.cgi?id=112 - offset = !match[4] || match[8] ? - 0 : Number(new NativeDate(1970, 0)), - signOffset = match[9] === "-" ? 1 : -1, - hourOffset = Number(match[10] || 0), - minuteOffset = Number(match[11] || 0), - result; - if ( - hour < ( - minute > 0 || second > 0 || millisecond > 0 ? - 24 : 25 - ) && - minute < 60 && second < 60 && millisecond < 1000 && - month > -1 && month < 12 && hourOffset < 24 && - minuteOffset < 60 && // detect invalid offsets - day > -1 && - day < ( - dayFromMonth(year, month + 1) - - dayFromMonth(year, month) - ) - ) { - result = ( - (dayFromMonth(year, month) + day) * 24 + - hour + - hourOffset * signOffset - ) * 60; - result = ( - (result + minute + minuteOffset * signOffset) * 60 + - second - ) * 1000 + millisecond + offset; - if (-8.64e15 <= result && result <= 8.64e15) { - return result; - } - } - return NaN; - } - return NativeDate.parse.apply(this, arguments); - }; - - return Date; - })(Date); -} - // ES5 15.9.4.4 // http://es5.github.com/#x15.9.4.4 if (!Date.now) {