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Diffstat (limited to 'node_modules/locutus/php/var/is_callable.js')
| -rw-r--r-- | node_modules/locutus/php/var/is_callable.js | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/node_modules/locutus/php/var/is_callable.js b/node_modules/locutus/php/var/is_callable.js deleted file mode 100644 index 962d742..0000000 --- a/node_modules/locutus/php/var/is_callable.js +++ /dev/null @@ -1,84 +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_callable(mixedVar, syntaxOnly, callableName) { - // eslint-disable-line camelcase - // discuss at: http://locutus.io/php/is_callable/ - // original by: Brett Zamir (http://brett-zamir.me) - // input by: François - // improved by: Brett Zamir (http://brett-zamir.me) - // note 1: The variable callableName cannot work as a string variable passed by - // note 1: reference as in PHP (since JavaScript does not support passing - // note 1: strings by reference), but instead will take the name of - // note 1: a global variable and set that instead. - // note 1: When used on an object, depends on a constructor property - // note 1: being kept on the object prototype - // note 2: Depending on the `callableName` that is passed, this function can use eval. - // note 2: The eval input is however checked to only allow valid function names, - // note 2: So it should not be unsafer than uses without eval (seeing as you can) - // note 2: already pass any function to be executed here. - // example 1: is_callable('is_callable') - // returns 1: true - // example 2: is_callable('bogusFunction', true) - // returns 2: true // gives true because does not do strict checking - // example 3: function SomeClass () {} - // example 3: SomeClass.prototype.someMethod = function (){} - // example 3: var testObj = new SomeClass() - // example 3: is_callable([testObj, 'someMethod'], true, 'myVar') - // example 3: var $result = myVar - // returns 3: 'SomeClass::someMethod' - // example 4: is_callable(function () {}) - // returns 4: true - - var $global = typeof window !== 'undefined' ? window : global; - - var validJSFunctionNamePattern = /^[_$a-zA-Z\xA0-\uFFFF][_$a-zA-Z0-9\xA0-\uFFFF]*$/; - - var name = ''; - var obj = {}; - var method = ''; - var validFunctionName = false; - - var getFuncName = function getFuncName(fn) { - var name = /\W*function\s+([\w$]+)\s*\(/.exec(fn); - if (!name) { - return '(Anonymous)'; - } - return name[1]; - }; - - if (typeof mixedVar === 'string') { - obj = $global; - method = mixedVar; - name = mixedVar; - validFunctionName = !!name.match(validJSFunctionNamePattern); - } else if (typeof mixedVar === 'function') { - return true; - } else if (Object.prototype.toString.call(mixedVar) === '[object Array]' && mixedVar.length === 2 && _typeof(mixedVar[0]) === 'object' && typeof mixedVar[1] === 'string') { - obj = mixedVar[0]; - method = mixedVar[1]; - name = (obj.constructor && getFuncName(obj.constructor)) + '::' + method; - } else { - return false; - } - - if (syntaxOnly || typeof obj[method] === 'function') { - if (callableName) { - $global[callableName] = name; - } - return true; - } - - // validFunctionName avoids exploits - if (validFunctionName && typeof eval(method) === 'function') { - // eslint-disable-line no-eval - if (callableName) { - $global[callableName] = name; - } - return true; - } - - return false; -}; -//# sourceMappingURL=is_callable.js.map
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