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Diffstat (limited to 'node_modules/locutus/php/var/is_array.js')
| -rw-r--r-- | node_modules/locutus/php/var/is_array.js | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/node_modules/locutus/php/var/is_array.js b/node_modules/locutus/php/var/is_array.js deleted file mode 100644 index d77a286..0000000 --- a/node_modules/locutus/php/var/is_array.js +++ /dev/null @@ -1,98 +0,0 @@ -'use strict'; - -var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; - -module.exports = function is_array(mixedVar) { - // eslint-disable-line camelcase - // discuss at: http://locutus.io/php/is_array/ - // original by: Kevin van Zonneveld (http://kvz.io) - // improved by: Legaev Andrey - // improved by: Onno Marsman (https://twitter.com/onnomarsman) - // improved by: Brett Zamir (http://brett-zamir.me) - // improved by: Nathan Sepulveda - // improved by: Brett Zamir (http://brett-zamir.me) - // bugfixed by: Cord - // bugfixed by: Manish - // bugfixed by: Brett Zamir (http://brett-zamir.me) - // note 1: In Locutus, javascript objects are like php associative arrays, - // note 1: thus JavaScript objects will also - // note 1: return true in this function (except for objects which inherit properties, - // note 1: being thus used as objects), - // note 1: unless you do ini_set('locutus.objectsAsArrays', 0), - // note 1: in which case only genuine JavaScript arrays - // note 1: will return true - // example 1: is_array(['Kevin', 'van', 'Zonneveld']) - // returns 1: true - // example 2: is_array('Kevin van Zonneveld') - // returns 2: false - // example 3: is_array({0: 'Kevin', 1: 'van', 2: 'Zonneveld'}) - // returns 3: true - // example 4: ini_set('locutus.objectsAsArrays', 0) - // example 4: is_array({0: 'Kevin', 1: 'van', 2: 'Zonneveld'}) - // returns 4: false - // example 5: is_array(function tmp_a (){ this.name = 'Kevin' }) - // returns 5: false - - var _getFuncName = function _getFuncName(fn) { - var name = /\W*function\s+([\w$]+)\s*\(/.exec(fn); - if (!name) { - return '(Anonymous)'; - } - return name[1]; - }; - var _isArray = function _isArray(mixedVar) { - // return Object.prototype.toString.call(mixedVar) === '[object Array]'; - // The above works, but let's do the even more stringent approach: - // (since Object.prototype.toString could be overridden) - // Null, Not an object, no length property so couldn't be an Array (or String) - if (!mixedVar || (typeof mixedVar === 'undefined' ? 'undefined' : _typeof(mixedVar)) !== 'object' || typeof mixedVar.length !== 'number') { - return false; - } - var len = mixedVar.length; - mixedVar[mixedVar.length] = 'bogus'; - // The only way I can think of to get around this (or where there would be trouble) - // would be to have an object defined - // with a custom "length" getter which changed behavior on each call - // (or a setter to mess up the following below) or a custom - // setter for numeric properties, but even that would need to listen for - // specific indexes; but there should be no false negatives - // and such a false positive would need to rely on later JavaScript - // innovations like __defineSetter__ - if (len !== mixedVar.length) { - // We know it's an array since length auto-changed with the addition of a - // numeric property at its length end, so safely get rid of our bogus element - mixedVar.length -= 1; - return true; - } - // Get rid of the property we added onto a non-array object; only possible - // side-effect is if the user adds back the property later, it will iterate - // this property in the older order placement in IE (an order which should not - // be depended on anyways) - delete mixedVar[mixedVar.length]; - return false; - }; - - if (!mixedVar || (typeof mixedVar === 'undefined' ? 'undefined' : _typeof(mixedVar)) !== 'object') { - return false; - } - - var isArray = _isArray(mixedVar); - - if (isArray) { - return true; - } - - var iniVal = (typeof require !== 'undefined' ? require('../info/ini_get')('locutus.objectsAsArrays') : undefined) || 'on'; - if (iniVal === 'on') { - var asString = Object.prototype.toString.call(mixedVar); - var asFunc = _getFuncName(mixedVar.constructor); - - if (asString === '[object Object]' && asFunc === 'Object') { - // Most likely a literal and intended as assoc. array - return true; - } - } - - return false; -}; -//# sourceMappingURL=is_array.js.map
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