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Diffstat (limited to 'vnfmarket/src/main/webapp/vnfmarket/node_modules/lodash/collection/includes.js')
-rw-r--r-- | vnfmarket/src/main/webapp/vnfmarket/node_modules/lodash/collection/includes.js | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/vnfmarket/src/main/webapp/vnfmarket/node_modules/lodash/collection/includes.js b/vnfmarket/src/main/webapp/vnfmarket/node_modules/lodash/collection/includes.js new file mode 100644 index 00000000..329486a5 --- /dev/null +++ b/vnfmarket/src/main/webapp/vnfmarket/node_modules/lodash/collection/includes.js @@ -0,0 +1,57 @@ +var baseIndexOf = require('../internal/baseIndexOf'), + getLength = require('../internal/getLength'), + isArray = require('../lang/isArray'), + isIterateeCall = require('../internal/isIterateeCall'), + isLength = require('../internal/isLength'), + isString = require('../lang/isString'), + values = require('../object/values'); + +/* Native method references for those with the same name as other `lodash` methods. */ +var nativeMax = Math.max; + +/** + * Checks if `target` is in `collection` using + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. If `fromIndex` is negative, it's used as the offset + * from the end of `collection`. + * + * @static + * @memberOf _ + * @alias contains, include + * @category Collection + * @param {Array|Object|string} collection The collection to search. + * @param {*} target The value to search for. + * @param {number} [fromIndex=0] The index to search from. + * @param- {Object} [guard] Enables use as a callback for functions like `_.reduce`. + * @returns {boolean} Returns `true` if a matching element is found, else `false`. + * @example + * + * _.includes([1, 2, 3], 1); + * // => true + * + * _.includes([1, 2, 3], 1, 2); + * // => false + * + * _.includes({ 'user': 'fred', 'age': 40 }, 'fred'); + * // => true + * + * _.includes('pebbles', 'eb'); + * // => true + */ +function includes(collection, target, fromIndex, guard) { + var length = collection ? getLength(collection) : 0; + if (!isLength(length)) { + collection = values(collection); + length = collection.length; + } + if (typeof fromIndex != 'number' || (guard && isIterateeCall(target, fromIndex, guard))) { + fromIndex = 0; + } else { + fromIndex = fromIndex < 0 ? nativeMax(length + fromIndex, 0) : (fromIndex || 0); + } + return (typeof collection == 'string' || !isArray(collection) && isString(collection)) + ? (fromIndex <= length && collection.indexOf(target, fromIndex) > -1) + : (!!length && baseIndexOf(collection, target, fromIndex) > -1); +} + +module.exports = includes; |