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lodash._cacheindexof
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/** * lodash 3.0.2 (Custom Build) <https://lodash.com/> * Build: `lodash modern modularize exports="npm" -o ./` * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/> * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE> * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors * Available under MIT license <https://lodash.com/license> */ /** * Checks if `value` is in `cache` mimicking the return signature of * `_.indexOf` by returning `0` if the value is found, else `-1`. * * @private * @param {Object} cache The cache to search. * @param {*} value The value to search for. * @returns {number} Returns `0` if `value` is found, else `-1`. */ function cacheIndexOf(cache, value) { var data = cache.data, result = (typeof value == 'string' || isObject(value)) ? data.set.has(value) : data.hash[value]; return result ? 0 : -1; } /** * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`. * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static * @memberOf _ * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is an object, else `false`. * @example * * _.isObject({}); * // => true * * _.isObject([1, 2, 3]); * // => true * * _.isObject(1); * // => false */ function isObject(value) { // Avoid a V8 JIT bug in Chrome 19-20. // See https://code.google.com/p/v8/issues/detail?id=2291 for more details. var type = typeof value; return !!value && (type == 'object' || type == 'function'); } module.exports = cacheIndexOf;