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add some packages
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345
node_modules/jsesc/jsesc.js
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vendored
Normal file
345
node_modules/jsesc/jsesc.js
generated
vendored
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@@ -0,0 +1,345 @@
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/*! https://mths.be/jsesc v1.3.0 by @mathias */
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;(function(root) {
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// Detect free variables `exports`
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var freeExports = typeof exports == 'object' && exports;
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// Detect free variable `module`
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var freeModule = typeof module == 'object' && module &&
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module.exports == freeExports && module;
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// Detect free variable `global`, from Node.js or Browserified code,
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// and use it as `root`
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var freeGlobal = typeof global == 'object' && global;
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if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
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root = freeGlobal;
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}
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/*--------------------------------------------------------------------------*/
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var object = {};
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var hasOwnProperty = object.hasOwnProperty;
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var forOwn = function(object, callback) {
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var key;
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for (key in object) {
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if (hasOwnProperty.call(object, key)) {
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callback(key, object[key]);
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}
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}
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};
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var extend = function(destination, source) {
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if (!source) {
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return destination;
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}
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forOwn(source, function(key, value) {
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destination[key] = value;
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});
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return destination;
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};
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var forEach = function(array, callback) {
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var length = array.length;
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var index = -1;
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while (++index < length) {
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callback(array[index]);
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}
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};
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var toString = object.toString;
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var isArray = function(value) {
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return toString.call(value) == '[object Array]';
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};
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var isObject = function(value) {
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// This is a very simple check, but it’s good enough for what we need.
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return toString.call(value) == '[object Object]';
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};
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var isString = function(value) {
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return typeof value == 'string' ||
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toString.call(value) == '[object String]';
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};
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var isNumber = function(value) {
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return typeof value == 'number' ||
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toString.call(value) == '[object Number]';
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};
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var isFunction = function(value) {
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// In a perfect world, the `typeof` check would be sufficient. However,
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// in Chrome 1–12, `typeof /x/ == 'object'`, and in IE 6–8
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// `typeof alert == 'object'` and similar for other host objects.
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return typeof value == 'function' ||
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toString.call(value) == '[object Function]';
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};
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var isMap = function(value) {
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return toString.call(value) == '[object Map]';
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};
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var isSet = function(value) {
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return toString.call(value) == '[object Set]';
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};
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/*--------------------------------------------------------------------------*/
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// https://mathiasbynens.be/notes/javascript-escapes#single
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var singleEscapes = {
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'"': '\\"',
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'\'': '\\\'',
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'\\': '\\\\',
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'\b': '\\b',
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'\f': '\\f',
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'\n': '\\n',
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'\r': '\\r',
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'\t': '\\t'
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// `\v` is omitted intentionally, because in IE < 9, '\v' == 'v'.
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// '\v': '\\x0B'
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};
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var regexSingleEscape = /["'\\\b\f\n\r\t]/;
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var regexDigit = /[0-9]/;
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var regexWhitelist = /[ !#-&\(-\[\]-~]/;
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var jsesc = function(argument, options) {
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// Handle options
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var defaults = {
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'escapeEverything': false,
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'escapeEtago': false,
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'quotes': 'single',
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'wrap': false,
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'es6': false,
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'json': false,
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'compact': true,
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'lowercaseHex': false,
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'numbers': 'decimal',
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'indent': '\t',
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'__indent__': '',
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'__inline1__': false,
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'__inline2__': false
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};
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var json = options && options.json;
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if (json) {
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defaults.quotes = 'double';
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defaults.wrap = true;
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}
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options = extend(defaults, options);
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if (options.quotes != 'single' && options.quotes != 'double') {
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options.quotes = 'single';
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}
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var quote = options.quotes == 'double' ? '"' : '\'';
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var compact = options.compact;
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var indent = options.indent;
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var lowercaseHex = options.lowercaseHex;
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var oldIndent = '';
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var inline1 = options.__inline1__;
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var inline2 = options.__inline2__;
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var newLine = compact ? '' : '\n';
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var result;
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var isEmpty = true;
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var useBinNumbers = options.numbers == 'binary';
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var useOctNumbers = options.numbers == 'octal';
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var useDecNumbers = options.numbers == 'decimal';
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var useHexNumbers = options.numbers == 'hexadecimal';
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if (json && argument && isFunction(argument.toJSON)) {
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argument = argument.toJSON();
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}
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if (!isString(argument)) {
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if (isMap(argument)) {
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if (argument.size == 0) {
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return 'new Map()';
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}
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if (!compact) {
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options.__inline1__ = true;
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}
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return 'new Map(' + jsesc(Array.from(argument), options) + ')';
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}
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if (isSet(argument)) {
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if (argument.size == 0) {
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return 'new Set()';
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}
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return 'new Set(' + jsesc(Array.from(argument), options) + ')';
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}
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if (isArray(argument)) {
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result = [];
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options.wrap = true;
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if (inline1) {
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options.__inline1__ = false;
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options.__inline2__ = true;
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} else {
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oldIndent = options.__indent__;
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indent += oldIndent;
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options.__indent__ = indent;
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}
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forEach(argument, function(value) {
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isEmpty = false;
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if (inline2) {
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options.__inline2__ = false;
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}
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result.push(
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(compact || inline2 ? '' : indent) +
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jsesc(value, options)
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);
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});
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if (isEmpty) {
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return '[]';
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}
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if (inline2) {
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return '[' + result.join(', ') + ']';
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}
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return '[' + newLine + result.join(',' + newLine) + newLine +
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(compact ? '' : oldIndent) + ']';
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} else if (isNumber(argument)) {
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if (json) {
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// Some number values (e.g. `Infinity`) cannot be represented in JSON.
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return JSON.stringify(argument);
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}
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if (useDecNumbers) {
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return String(argument);
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}
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if (useHexNumbers) {
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var tmp = argument.toString(16);
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if (!lowercaseHex) {
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tmp = tmp.toUpperCase();
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}
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return '0x' + tmp;
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}
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if (useBinNumbers) {
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return '0b' + argument.toString(2);
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}
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if (useOctNumbers) {
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return '0o' + argument.toString(8);
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}
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} else if (!isObject(argument)) {
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if (json) {
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// For some values (e.g. `undefined`, `function` objects),
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// `JSON.stringify(value)` returns `undefined` (which isn’t valid
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// JSON) instead of `'null'`.
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return JSON.stringify(argument) || 'null';
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}
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return String(argument);
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} else { // it’s an object
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result = [];
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options.wrap = true;
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oldIndent = options.__indent__;
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indent += oldIndent;
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options.__indent__ = indent;
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forOwn(argument, function(key, value) {
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isEmpty = false;
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result.push(
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(compact ? '' : indent) +
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jsesc(key, options) + ':' +
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(compact ? '' : ' ') +
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jsesc(value, options)
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);
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});
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if (isEmpty) {
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return '{}';
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}
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return '{' + newLine + result.join(',' + newLine) + newLine +
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(compact ? '' : oldIndent) + '}';
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}
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}
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var string = argument;
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// Loop over each code unit in the string and escape it
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var index = -1;
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var length = string.length;
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var first;
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var second;
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var codePoint;
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result = '';
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while (++index < length) {
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var character = string.charAt(index);
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if (options.es6) {
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first = string.charCodeAt(index);
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if ( // check if it’s the start of a surrogate pair
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first >= 0xD800 && first <= 0xDBFF && // high surrogate
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length > index + 1 // there is a next code unit
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) {
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second = string.charCodeAt(index + 1);
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if (second >= 0xDC00 && second <= 0xDFFF) { // low surrogate
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// https://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
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codePoint = (first - 0xD800) * 0x400 + second - 0xDC00 + 0x10000;
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var hexadecimal = codePoint.toString(16);
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if (!lowercaseHex) {
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hexadecimal = hexadecimal.toUpperCase();
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}
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result += '\\u{' + hexadecimal + '}';
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index++;
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continue;
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}
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}
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}
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if (!options.escapeEverything) {
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if (regexWhitelist.test(character)) {
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// It’s a printable ASCII character that is not `"`, `'` or `\`,
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// so don’t escape it.
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result += character;
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continue;
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}
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if (character == '"') {
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result += quote == character ? '\\"' : character;
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continue;
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}
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if (character == '\'') {
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result += quote == character ? '\\\'' : character;
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continue;
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}
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}
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if (
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character == '\0' &&
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!json &&
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!regexDigit.test(string.charAt(index + 1))
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) {
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result += '\\0';
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continue;
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}
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if (regexSingleEscape.test(character)) {
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// no need for a `hasOwnProperty` check here
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result += singleEscapes[character];
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continue;
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}
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var charCode = character.charCodeAt(0);
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var hexadecimal = charCode.toString(16);
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if (!lowercaseHex) {
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hexadecimal = hexadecimal.toUpperCase();
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}
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var longhand = hexadecimal.length > 2 || json;
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var escaped = '\\' + (longhand ? 'u' : 'x') +
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('0000' + hexadecimal).slice(longhand ? -4 : -2);
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result += escaped;
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continue;
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}
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if (options.wrap) {
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result = quote + result + quote;
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}
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if (options.escapeEtago) {
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// https://mathiasbynens.be/notes/etago
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return result.replace(/<\/(script|style)/gi, '<\\/$1');
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}
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return result;
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};
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jsesc.version = '1.3.0';
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/*--------------------------------------------------------------------------*/
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// Some AMD build optimizers, like r.js, check for specific condition patterns
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// like the following:
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if (
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typeof define == 'function' &&
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typeof define.amd == 'object' &&
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define.amd
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) {
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define(function() {
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return jsesc;
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});
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} else if (freeExports && !freeExports.nodeType) {
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if (freeModule) { // in Node.js or RingoJS v0.8.0+
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freeModule.exports = jsesc;
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} else { // in Narwhal or RingoJS v0.7.0-
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freeExports.jsesc = jsesc;
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}
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} else { // in Rhino or a web browser
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root.jsesc = jsesc;
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}
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}(this));
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Reference in New Issue
Block a user