109 lines
2.1 KiB
JavaScript
Executable file
109 lines
2.1 KiB
JavaScript
Executable file
/* eslint
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no-new-func: 0
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*/
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'use strict'
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var UNSAFE_CHARS_REGEXP = /[\\\r\n\t<>\u2028\u2029"/]/g
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var CHARS_REGEXP = /[\\\r\n\t"]/g
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var UNICODE_CHARS = {
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'"': '\\"',
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'\n': '\\n',
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'\r': '\\r',
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'\t': '\\t',
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'\\': '\\\\',
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'<': '\\u003C',
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'>': '\\u003E',
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'/': '\\u002F',
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'\u2028': '\\u2028',
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'\u2029': '\\u2029'
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}
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function safeString (str) {
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str = str.replace(UNSAFE_CHARS_REGEXP, function (unsafeChar) {
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return UNICODE_CHARS[unsafeChar]
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})
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return str
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}
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exports.safeString = safeString
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function unsafeString (str) {
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str = str.replace(CHARS_REGEXP, function (unsafeChar) {
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return UNICODE_CHARS[unsafeChar]
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})
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return str
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}
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exports.unsafeString = unsafeString
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var isArray = exports.isArray = Array.isArray
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exports.isArray = isArray
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function isString (arg) {
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return typeof arg === 'string'
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}
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exports.isString = isString
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function isNull (arg) {
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return arg === null
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}
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exports.isNull = isNull
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function isRegExp (re) {
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return isObject(re) && objectToString(re) === '[object RegExp]'
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}
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exports.isRegExp = isRegExp
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function isObject (arg) {
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return typeof arg === 'object' && arg !== null
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}
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exports.isObject = isObject
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function isDate (d) {
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return isObject(d) && objectToString(d) === '[object Date]'
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}
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exports.isDate = isDate
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function isError (e) {
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return isObject(e) &&
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(objectToString(e) === '[object Error]' || e instanceof Error)
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}
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exports.isError = isError
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function isFunction (arg) {
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return typeof arg === 'function'
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}
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exports.isFunction = isFunction
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function isBuffer (arg) {
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return arg instanceof Buffer
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}
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exports.isBuffer = isBuffer
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var TYPED_ARRAYS = [
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'Int8Array',
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'Uint8Array',
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'Uint8ClampedArray',
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'Int16Array',
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'Uint16Array',
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'Int32Array',
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'Uint32Array',
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'Float32Array',
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'Float64Array'
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]
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function isTypedArray (arg) {
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var type = toType(arg)
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if (TYPED_ARRAYS.indexOf(type) !== -1) {
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return type
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}
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}
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exports.isTypedArray = isTypedArray
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function objectToString (o) {
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return Object.prototype.toString.call(o)
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}
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function toType (o) {
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return objectToString(o).replace(/^\[object (.*)\]$/, '$1')
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}
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