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65 KiB
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{"version":3,"file":"purify.min.js","sources":["../src/utils.js","../src/purify.js","../src/tags.js","../src/attrs.js","../src/regexp.js"],"sourcesContent":["const { hasOwnProperty, setPrototypeOf, isFrozen, keys: objectKeys } = Object;\n\nlet { freeze, seal } = Object; // eslint-disable-line import/no-mutable-exports\nlet { apply, construct } = typeof Reflect !== 'undefined' && Reflect;\n\nif (!apply) {\n apply = function(fun, thisValue, args) {\n return fun.apply(thisValue, args);\n };\n}\n\nif (!freeze) {\n freeze = function(x) {\n return x;\n };\n}\n\nif (!seal) {\n seal = function(x) {\n return x;\n };\n}\n\nif (!construct) {\n construct = function(Func, args) {\n return new Func(...args);\n };\n}\n\nconst arrayForEach = unapply(Array.prototype.forEach);\nconst arrayIndexOf = unapply(Array.prototype.indexOf);\nconst arrayJoin = unapply(Array.prototype.join);\nconst arrayPop = unapply(Array.prototype.pop);\nconst arrayPush = unapply(Array.prototype.push);\nconst arraySlice = unapply(Array.prototype.slice);\n\nconst stringToLowerCase = unapply(String.prototype.toLowerCase);\nconst stringMatch = unapply(String.prototype.match);\nconst stringReplace = unapply(String.prototype.replace);\nconst stringIndexOf = unapply(String.prototype.indexOf);\nconst stringTrim = unapply(String.prototype.trim);\n\nconst regExpTest = unapply(RegExp.prototype.test);\nconst regExpCreate = unconstruct(RegExp);\n\nconst typeErrorCreate = unconstruct(TypeError);\n\nexport function unapply(func) {\n return (thisArg, ...args) => apply(func, thisArg, args);\n}\n\nexport function unconstruct(func) {\n return (...args) => construct(func, args);\n}\n\n/* Add properties to a lookup table */\nexport function addToSet(set, array) {\n if (setPrototypeOf) {\n // Make 'in' and truthy checks like Boolean(set.constructor)\n // independent of any properties defined on Object.prototype.\n // Prevent prototype setters from intercepting set as a this value.\n setPrototypeOf(set, null);\n }\n\n let l = array.length;\n while (l--) {\n let element = array[l];\n if (typeof element === 'string') {\n const lcElement = stringToLowerCase(element);\n if (lcElement !== element) {\n // Config presets (e.g. tags.js, attrs.js) are immutable.\n if (!isFrozen(array)) {\n array[l] = lcElement;\n }\n\n element = lcElement;\n }\n }\n\n set[element] = true;\n }\n\n return set;\n}\n\n/* Shallow clone an object */\nexport function clone(object) {\n const newObject = {};\n\n let property;\n for (property in object) {\n if (apply(hasOwnProperty, object, [property])) {\n newObject[property] = object[property];\n }\n }\n\n return newObject;\n}\n\nexport {\n // Array\n arrayForEach,\n arrayIndexOf,\n arrayJoin,\n arrayPop,\n arrayPush,\n arraySlice,\n // Object\n freeze,\n hasOwnProperty,\n isFrozen,\n objectKeys,\n setPrototypeOf,\n seal,\n // RegExp\n regExpCreate,\n regExpTest,\n // String\n stringIndexOf,\n stringMatch,\n stringReplace,\n stringToLowerCase,\n stringTrim,\n // Errors\n typeErrorCreate,\n};\n","import * as TAGS from './tags';\nimport * as ATTRS from './attrs';\nimport * as EXPRESSIONS from './regexp';\nimport {\n addToSet,\n clone,\n freeze,\n objectKeys,\n arrayForEach,\n arrayIndexOf,\n arrayJoin,\n arrayPop,\n arrayPush,\n arraySlice,\n stringMatch,\n stringReplace,\n stringToLowerCase,\n stringIndexOf,\n stringTrim,\n regExpTest,\n regExpCreate,\n typeErrorCreate,\n} from './utils';\n\nconst getGlobal = () => (typeof window === 'undefined' ? null : window);\n\n/**\n * Creates a no-op policy for internal use only.\n * Don't export this function outside this module!\n * @param {?TrustedTypePolicyFactory} trustedTypes The policy factory.\n * @param {Document} document The document object (to determine policy name suffix)\n * @return {?TrustedTypePolicy} The policy created (or null, if Trusted Types\n * are not supported).\n */\nconst _createTrustedTypesPolicy = function(trustedTypes, document) {\n if (\n
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