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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /toolkit/modules/third_party/jsesc/jsesc.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'toolkit/modules/third_party/jsesc/jsesc.js')
-rw-r--r-- | toolkit/modules/third_party/jsesc/jsesc.js | 301 |
1 files changed, 301 insertions, 0 deletions
diff --git a/toolkit/modules/third_party/jsesc/jsesc.js b/toolkit/modules/third_party/jsesc/jsesc.js new file mode 100644 index 0000000000..83390673bf --- /dev/null +++ b/toolkit/modules/third_party/jsesc/jsesc.js @@ -0,0 +1,301 @@ +/* +DO NOT TOUCH THIS FILE DIRECTLY. See the README for instructions. + +Copyright Mathias Bynens <https://mathiasbynens.be/> + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +/* global jsesc */ +/* exported jsesc */ +var EXPORTED_SYMBOLS = ["jsesc"]; +/*! https://mths.be/jsesc v1.0.0 by @mathias */ +;(function(root) { + + // Detect free variables `exports` + var freeExports = typeof exports == 'object' && exports; + + // Detect free variable `module` + var freeModule = typeof module == 'object' && module && + module.exports == freeExports && module; + + // Detect free variable `global`, from Node.js or Browserified code, + // and use it as `root` + var freeGlobal = typeof global == 'object' && global; + if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) { + root = freeGlobal; + } + + /*--------------------------------------------------------------------------*/ + + var object = {}; + var hasOwnProperty = object.hasOwnProperty; + var forOwn = function(object, callback) { + var key; + for (key in object) { + if (hasOwnProperty.call(object, key)) { + callback(key, object[key]); + } + } + }; + + var extend = function(destination, source) { + if (!source) { + return destination; + } + forOwn(source, function(key, value) { + destination[key] = value; + }); + return destination; + }; + + var forEach = function(array, callback) { + var length = array.length; + var index = -1; + while (++index < length) { + callback(array[index]); + } + }; + + var toString = object.toString; + var isArray = function(value) { + return toString.call(value) == '[object Array]'; + }; + var isObject = function(value) { + // This is a very simple check, but it’s good enough for what we need. + return toString.call(value) == '[object Object]'; + }; + var isString = function(value) { + return typeof value == 'string' || + toString.call(value) == '[object String]'; + }; + var isFunction = function(value) { + // In a perfect world, the `typeof` check would be sufficient. However, + // in Chrome 1–12, `typeof /x/ == 'object'`, and in IE 6–8 + // `typeof alert == 'object'` and similar for other host objects. + return typeof value == 'function' || + toString.call(value) == '[object Function]'; + }; + + /*--------------------------------------------------------------------------*/ + + // https://mathiasbynens.be/notes/javascript-escapes#single + var singleEscapes = { + '"': '\\"', + '\'': '\\\'', + '\\': '\\\\', + '\b': '\\b', + '\f': '\\f', + '\n': '\\n', + '\r': '\\r', + '\t': '\\t' + // `\v` is omitted intentionally, because in IE < 9, '\v' == 'v'. + // '\v': '\\x0B' + }; + var regexSingleEscape = /["'\\\b\f\n\r\t]/; + + var regexDigit = /[0-9]/; + var regexWhitelist = /[ !#-&\(-\[\]-~]/; + + var jsesc = function(argument, options) { + // Handle options + var defaults = { + 'escapeEverything': false, + 'quotes': 'single', + 'wrap': false, + 'es6': false, + 'json': false, + 'compact': true, + 'lowercaseHex': false, + 'indent': '\t', + '__indent__': '' + }; + var json = options && options.json; + if (json) { + defaults.quotes = 'double'; + defaults.wrap = true; + } + options = extend(defaults, options); + if (options.quotes != 'single' && options.quotes != 'double') { + options.quotes = 'single'; + } + var quote = options.quotes == 'double' ? '"' : '\''; + var compact = options.compact; + var indent = options.indent; + var oldIndent; + var newLine = compact ? '' : '\n'; + var result; + var isEmpty = true; + + if (json && argument && isFunction(argument.toJSON)) { + argument = argument.toJSON(); + } + + if (!isString(argument)) { + if (isArray(argument)) { + result = []; + options.wrap = true; + oldIndent = options.__indent__; + indent += oldIndent; + options.__indent__ = indent; + forEach(argument, function(value) { + isEmpty = false; + result.push( + (compact ? '' : indent) + + jsesc(value, options) + ); + }); + if (isEmpty) { + return '[]'; + } + return '[' + newLine + result.join(',' + newLine) + newLine + + (compact ? '' : oldIndent) + ']'; + } else if (!isObject(argument)) { + if (json) { + // For some values (e.g. `undefined`, `function` objects), + // `JSON.stringify(value)` returns `undefined` (which isn’t valid + // JSON) instead of `'null'`. + return JSON.stringify(argument) || 'null'; + } + return String(argument); + } else { // it’s an object + result = []; + options.wrap = true; + oldIndent = options.__indent__; + indent += oldIndent; + options.__indent__ = indent; + forOwn(argument, function(key, value) { + isEmpty = false; + result.push( + (compact ? '' : indent) + + jsesc(key, options) + ':' + + (compact ? '' : ' ') + + jsesc(value, options) + ); + }); + if (isEmpty) { + return '{}'; + } + return '{' + newLine + result.join(',' + newLine) + newLine + + (compact ? '' : oldIndent) + '}'; + } + } + + var string = argument; + // Loop over each code unit in the string and escape it + var index = -1; + var length = string.length; + var first; + var second; + var codePoint; + result = ''; + while (++index < length) { + var character = string.charAt(index); + if (options.es6) { + first = string.charCodeAt(index); + if ( // check if it’s the start of a surrogate pair + first >= 0xD800 && first <= 0xDBFF && // high surrogate + length > index + 1 // there is a next code unit + ) { + second = string.charCodeAt(index + 1); + if (second >= 0xDC00 && second <= 0xDFFF) { // low surrogate + // https://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae + codePoint = (first - 0xD800) * 0x400 + second - 0xDC00 + 0x10000; + var hexadecimal = codePoint.toString(16); + if (!options.lowercaseHex) { + hexadecimal = hexadecimal.toUpperCase(); + } + result += '\\u{' + hexadecimal + '}'; + index++; + continue; + } + } + } + if (!options.escapeEverything) { + if (regexWhitelist.test(character)) { + // It’s a printable ASCII character that is not `"`, `'` or `\`, + // so don’t escape it. + result += character; + continue; + } + if (character == '"') { + result += quote == character ? '\\"' : character; + continue; + } + if (character == '\'') { + result += quote == character ? '\\\'' : character; + continue; + } + } + if ( + character == '\0' && + !json && + !regexDigit.test(string.charAt(index + 1)) + ) { + result += '\\0'; + continue; + } + if (regexSingleEscape.test(character)) { + // no need for a `hasOwnProperty` check here + result += singleEscapes[character]; + continue; + } + var charCode = character.charCodeAt(0); + var hexadecimal = charCode.toString(16); + if (!options.lowercaseHex) { + hexadecimal = hexadecimal.toUpperCase(); + } + var longhand = hexadecimal.length > 2 || json; + var escaped = '\\' + (longhand ? 'u' : 'x') + + ('0000' + hexadecimal).slice(longhand ? -4 : -2); + result += escaped; + continue; + } + if (options.wrap) { + result = quote + result + quote; + } + return result; + }; + + jsesc.version = '1.0.0'; + + /*--------------------------------------------------------------------------*/ + + // Some AMD build optimizers, like r.js, check for specific condition patterns + // like the following: + if ( + typeof define == 'function' && + typeof define.amd == 'object' && + define.amd + ) { + define(function() { + return jsesc; + }); + } else if (freeExports && !freeExports.nodeType) { + if (freeModule) { // in Node.js or RingoJS v0.8.0+ + freeModule.exports = jsesc; + } else { // in Narwhal or RingoJS v0.7.0- + freeExports.jsesc = jsesc; + } + } else { // in Rhino or a web browser + root.jsesc = jsesc; + } + +}(this)); |