lodash.intersection
Advanced tools
Comparing version 4.2.0 to 4.3.0
836
index.js
@@ -9,5 +9,6 @@ /** | ||
*/ | ||
var baseIntersection = require('lodash._baseintersection'), | ||
rest = require('lodash.rest'); | ||
/** Used to stand-in for `undefined` hash values. */ | ||
var HASH_UNDEFINED = '__lodash_hash_undefined__'; | ||
/** Used as references for various `Number` constants. */ | ||
@@ -21,2 +22,75 @@ var MAX_SAFE_INTEGER = 9007199254740991; | ||
/** | ||
* Used to match `RegExp` | ||
* [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). | ||
*/ | ||
var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; | ||
/** Used to detect host constructors (Safari). */ | ||
var reIsHostCtor = /^\[object .+?Constructor\]$/; | ||
/** Detect free variable `global` from Node.js. */ | ||
var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; | ||
/** Detect free variable `self`. */ | ||
var freeSelf = typeof self == 'object' && self && self.Object === Object && self; | ||
/** Used as a reference to the global object. */ | ||
var root = freeGlobal || freeSelf || Function('return this')(); | ||
/** | ||
* A faster alternative to `Function#apply`, this function invokes `func` | ||
* with the `this` binding of `thisArg` and the arguments of `args`. | ||
* | ||
* @private | ||
* @param {Function} func The function to invoke. | ||
* @param {*} thisArg The `this` binding of `func`. | ||
* @param {Array} args The arguments to invoke `func` with. | ||
* @returns {*} Returns the result of `func`. | ||
*/ | ||
function apply(func, thisArg, args) { | ||
switch (args.length) { | ||
case 0: return func.call(thisArg); | ||
case 1: return func.call(thisArg, args[0]); | ||
case 2: return func.call(thisArg, args[0], args[1]); | ||
case 3: return func.call(thisArg, args[0], args[1], args[2]); | ||
} | ||
return func.apply(thisArg, args); | ||
} | ||
/** | ||
* A specialized version of `_.includes` for arrays without support for | ||
* specifying an index to search from. | ||
* | ||
* @private | ||
* @param {Array} [array] The array to search. | ||
* @param {*} target The value to search for. | ||
* @returns {boolean} Returns `true` if `target` is found, else `false`. | ||
*/ | ||
function arrayIncludes(array, value) { | ||
var length = array ? array.length : 0; | ||
return !!length && baseIndexOf(array, value, 0) > -1; | ||
} | ||
/** | ||
* This function is like `arrayIncludes` except that it accepts a comparator. | ||
* | ||
* @private | ||
* @param {Array} [array] The array to search. | ||
* @param {*} target The value to search for. | ||
* @param {Function} comparator The comparator invoked per element. | ||
* @returns {boolean} Returns `true` if `target` is found, else `false`. | ||
*/ | ||
function arrayIncludesWith(array, value, comparator) { | ||
var index = -1, | ||
length = array ? array.length : 0; | ||
while (++index < length) { | ||
if (comparator(value, array[index])) { | ||
return true; | ||
} | ||
} | ||
return false; | ||
} | ||
/** | ||
* A specialized version of `_.map` for arrays without support for iteratee | ||
@@ -26,3 +100,3 @@ * shorthands. | ||
* @private | ||
* @param {Array} array The array to iterate over. | ||
* @param {Array} [array] The array to iterate over. | ||
* @param {Function} iteratee The function invoked per iteration. | ||
@@ -33,3 +107,3 @@ * @returns {Array} Returns the new mapped array. | ||
var index = -1, | ||
length = array.length, | ||
length = array ? array.length : 0, | ||
result = Array(length); | ||
@@ -43,13 +117,61 @@ | ||
/** Used for built-in method references. */ | ||
var objectProto = Object.prototype; | ||
/** | ||
* The base implementation of `_.findIndex` and `_.findLastIndex` without | ||
* support for iteratee shorthands. | ||
* | ||
* @private | ||
* @param {Array} array The array to search. | ||
* @param {Function} predicate The function invoked per iteration. | ||
* @param {number} fromIndex The index to search from. | ||
* @param {boolean} [fromRight] Specify iterating from right to left. | ||
* @returns {number} Returns the index of the matched value, else `-1`. | ||
*/ | ||
function baseFindIndex(array, predicate, fromIndex, fromRight) { | ||
var length = array.length, | ||
index = fromIndex + (fromRight ? 1 : -1); | ||
while ((fromRight ? index-- : ++index < length)) { | ||
if (predicate(array[index], index, array)) { | ||
return index; | ||
} | ||
} | ||
return -1; | ||
} | ||
/** | ||
* Used to resolve the | ||
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) | ||
* of values. | ||
* The base implementation of `_.indexOf` without `fromIndex` bounds checks. | ||
* | ||
* @private | ||
* @param {Array} array The array to search. | ||
* @param {*} value The value to search for. | ||
* @param {number} fromIndex The index to search from. | ||
* @returns {number} Returns the index of the matched value, else `-1`. | ||
*/ | ||
var objectToString = objectProto.toString; | ||
function baseIndexOf(array, value, fromIndex) { | ||
if (value !== value) { | ||
return baseFindIndex(array, baseIsNaN, fromIndex); | ||
} | ||
var index = fromIndex - 1, | ||
length = array.length; | ||
while (++index < length) { | ||
if (array[index] === value) { | ||
return index; | ||
} | ||
} | ||
return -1; | ||
} | ||
/** | ||
* The base implementation of `_.isNaN` without support for number objects. | ||
* | ||
* @private | ||
* @param {*} value The value to check. | ||
* @returns {boolean} Returns `true` if `value` is `NaN`, else `false`. | ||
*/ | ||
function baseIsNaN(value) { | ||
return value !== value; | ||
} | ||
/** | ||
* The base implementation of `_.property` without support for deep paths. | ||
@@ -68,2 +190,581 @@ * | ||
/** | ||
* The base implementation of `_.unary` without support for storing metadata. | ||
* | ||
* @private | ||
* @param {Function} func The function to cap arguments for. | ||
* @returns {Function} Returns the new capped function. | ||
*/ | ||
function baseUnary(func) { | ||
return function(value) { | ||
return func(value); | ||
}; | ||
} | ||
/** | ||
* Checks if a cache value for `key` exists. | ||
* | ||
* @private | ||
* @param {Object} cache The cache to query. | ||
* @param {string} key The key of the entry to check. | ||
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. | ||
*/ | ||
function cacheHas(cache, key) { | ||
return cache.has(key); | ||
} | ||
/** | ||
* Gets the value at `key` of `object`. | ||
* | ||
* @private | ||
* @param {Object} [object] The object to query. | ||
* @param {string} key The key of the property to get. | ||
* @returns {*} Returns the property value. | ||
*/ | ||
function getValue(object, key) { | ||
return object == null ? undefined : object[key]; | ||
} | ||
/** | ||
* Checks if `value` is a host object in IE < 9. | ||
* | ||
* @private | ||
* @param {*} value The value to check. | ||
* @returns {boolean} Returns `true` if `value` is a host object, else `false`. | ||
*/ | ||
function isHostObject(value) { | ||
// Many host objects are `Object` objects that can coerce to strings | ||
// despite having improperly defined `toString` methods. | ||
var result = false; | ||
if (value != null && typeof value.toString != 'function') { | ||
try { | ||
result = !!(value + ''); | ||
} catch (e) {} | ||
} | ||
return result; | ||
} | ||
/** Used for built-in method references. */ | ||
var arrayProto = Array.prototype, | ||
objectProto = Object.prototype; | ||
/** Used to detect overreaching core-js shims. */ | ||
var coreJsData = root['__core-js_shared__']; | ||
/** Used to detect methods masquerading as native. */ | ||
var maskSrcKey = (function() { | ||
var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); | ||
return uid ? ('Symbol(src)_1.' + uid) : ''; | ||
}()); | ||
/** Used to resolve the decompiled source of functions. */ | ||
var funcToString = Function.prototype.toString; | ||
/** Used to check objects for own properties. */ | ||
var hasOwnProperty = objectProto.hasOwnProperty; | ||
/** | ||
* Used to resolve the | ||
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) | ||
* of values. | ||
*/ | ||
var objectToString = objectProto.toString; | ||
/** Used to detect if a method is native. */ | ||
var reIsNative = RegExp('^' + | ||
funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') | ||
.replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' | ||
); | ||
/** Built-in value references. */ | ||
var splice = arrayProto.splice; | ||
/* Built-in method references for those with the same name as other `lodash` methods. */ | ||
var nativeMax = Math.max, | ||
nativeMin = Math.min; | ||
/* Built-in method references that are verified to be native. */ | ||
var Map = getNative(root, 'Map'), | ||
nativeCreate = getNative(Object, 'create'); | ||
/** | ||
* Creates a hash object. | ||
* | ||
* @private | ||
* @constructor | ||
* @param {Array} [entries] The key-value pairs to cache. | ||
*/ | ||
function Hash(entries) { | ||
var index = -1, | ||
length = entries ? entries.length : 0; | ||
this.clear(); | ||
while (++index < length) { | ||
var entry = entries[index]; | ||
this.set(entry[0], entry[1]); | ||
} | ||
} | ||
/** | ||
* Removes all key-value entries from the hash. | ||
* | ||
* @private | ||
* @name clear | ||
* @memberOf Hash | ||
*/ | ||
function hashClear() { | ||
this.__data__ = nativeCreate ? nativeCreate(null) : {}; | ||
} | ||
/** | ||
* Removes `key` and its value from the hash. | ||
* | ||
* @private | ||
* @name delete | ||
* @memberOf Hash | ||
* @param {Object} hash The hash to modify. | ||
* @param {string} key The key of the value to remove. | ||
* @returns {boolean} Returns `true` if the entry was removed, else `false`. | ||
*/ | ||
function hashDelete(key) { | ||
return this.has(key) && delete this.__data__[key]; | ||
} | ||
/** | ||
* Gets the hash value for `key`. | ||
* | ||
* @private | ||
* @name get | ||
* @memberOf Hash | ||
* @param {string} key The key of the value to get. | ||
* @returns {*} Returns the entry value. | ||
*/ | ||
function hashGet(key) { | ||
var data = this.__data__; | ||
if (nativeCreate) { | ||
var result = data[key]; | ||
return result === HASH_UNDEFINED ? undefined : result; | ||
} | ||
return hasOwnProperty.call(data, key) ? data[key] : undefined; | ||
} | ||
/** | ||
* Checks if a hash value for `key` exists. | ||
* | ||
* @private | ||
* @name has | ||
* @memberOf Hash | ||
* @param {string} key The key of the entry to check. | ||
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. | ||
*/ | ||
function hashHas(key) { | ||
var data = this.__data__; | ||
return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); | ||
} | ||
/** | ||
* Sets the hash `key` to `value`. | ||
* | ||
* @private | ||
* @name set | ||
* @memberOf Hash | ||
* @param {string} key The key of the value to set. | ||
* @param {*} value The value to set. | ||
* @returns {Object} Returns the hash instance. | ||
*/ | ||
function hashSet(key, value) { | ||
var data = this.__data__; | ||
data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; | ||
return this; | ||
} | ||
// Add methods to `Hash`. | ||
Hash.prototype.clear = hashClear; | ||
Hash.prototype['delete'] = hashDelete; | ||
Hash.prototype.get = hashGet; | ||
Hash.prototype.has = hashHas; | ||
Hash.prototype.set = hashSet; | ||
/** | ||
* Creates an list cache object. | ||
* | ||
* @private | ||
* @constructor | ||
* @param {Array} [entries] The key-value pairs to cache. | ||
*/ | ||
function ListCache(entries) { | ||
var index = -1, | ||
length = entries ? entries.length : 0; | ||
this.clear(); | ||
while (++index < length) { | ||
var entry = entries[index]; | ||
this.set(entry[0], entry[1]); | ||
} | ||
} | ||
/** | ||
* Removes all key-value entries from the list cache. | ||
* | ||
* @private | ||
* @name clear | ||
* @memberOf ListCache | ||
*/ | ||
function listCacheClear() { | ||
this.__data__ = []; | ||
} | ||
/** | ||
* Removes `key` and its value from the list cache. | ||
* | ||
* @private | ||
* @name delete | ||
* @memberOf ListCache | ||
* @param {string} key The key of the value to remove. | ||
* @returns {boolean} Returns `true` if the entry was removed, else `false`. | ||
*/ | ||
function listCacheDelete(key) { | ||
var data = this.__data__, | ||
index = assocIndexOf(data, key); | ||
if (index < 0) { | ||
return false; | ||
} | ||
var lastIndex = data.length - 1; | ||
if (index == lastIndex) { | ||
data.pop(); | ||
} else { | ||
splice.call(data, index, 1); | ||
} | ||
return true; | ||
} | ||
/** | ||
* Gets the list cache value for `key`. | ||
* | ||
* @private | ||
* @name get | ||
* @memberOf ListCache | ||
* @param {string} key The key of the value to get. | ||
* @returns {*} Returns the entry value. | ||
*/ | ||
function listCacheGet(key) { | ||
var data = this.__data__, | ||
index = assocIndexOf(data, key); | ||
return index < 0 ? undefined : data[index][1]; | ||
} | ||
/** | ||
* Checks if a list cache value for `key` exists. | ||
* | ||
* @private | ||
* @name has | ||
* @memberOf ListCache | ||
* @param {string} key The key of the entry to check. | ||
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. | ||
*/ | ||
function listCacheHas(key) { | ||
return assocIndexOf(this.__data__, key) > -1; | ||
} | ||
/** | ||
* Sets the list cache `key` to `value`. | ||
* | ||
* @private | ||
* @name set | ||
* @memberOf ListCache | ||
* @param {string} key The key of the value to set. | ||
* @param {*} value The value to set. | ||
* @returns {Object} Returns the list cache instance. | ||
*/ | ||
function listCacheSet(key, value) { | ||
var data = this.__data__, | ||
index = assocIndexOf(data, key); | ||
if (index < 0) { | ||
data.push([key, value]); | ||
} else { | ||
data[index][1] = value; | ||
} | ||
return this; | ||
} | ||
// Add methods to `ListCache`. | ||
ListCache.prototype.clear = listCacheClear; | ||
ListCache.prototype['delete'] = listCacheDelete; | ||
ListCache.prototype.get = listCacheGet; | ||
ListCache.prototype.has = listCacheHas; | ||
ListCache.prototype.set = listCacheSet; | ||
/** | ||
* Creates a map cache object to store key-value pairs. | ||
* | ||
* @private | ||
* @constructor | ||
* @param {Array} [entries] The key-value pairs to cache. | ||
*/ | ||
function MapCache(entries) { | ||
var index = -1, | ||
length = entries ? entries.length : 0; | ||
this.clear(); | ||
while (++index < length) { | ||
var entry = entries[index]; | ||
this.set(entry[0], entry[1]); | ||
} | ||
} | ||
/** | ||
* Removes all key-value entries from the map. | ||
* | ||
* @private | ||
* @name clear | ||
* @memberOf MapCache | ||
*/ | ||
function mapCacheClear() { | ||
this.__data__ = { | ||
'hash': new Hash, | ||
'map': new (Map || ListCache), | ||
'string': new Hash | ||
}; | ||
} | ||
/** | ||
* Removes `key` and its value from the map. | ||
* | ||
* @private | ||
* @name delete | ||
* @memberOf MapCache | ||
* @param {string} key The key of the value to remove. | ||
* @returns {boolean} Returns `true` if the entry was removed, else `false`. | ||
*/ | ||
function mapCacheDelete(key) { | ||
return getMapData(this, key)['delete'](key); | ||
} | ||
/** | ||
* Gets the map value for `key`. | ||
* | ||
* @private | ||
* @name get | ||
* @memberOf MapCache | ||
* @param {string} key The key of the value to get. | ||
* @returns {*} Returns the entry value. | ||
*/ | ||
function mapCacheGet(key) { | ||
return getMapData(this, key).get(key); | ||
} | ||
/** | ||
* Checks if a map value for `key` exists. | ||
* | ||
* @private | ||
* @name has | ||
* @memberOf MapCache | ||
* @param {string} key The key of the entry to check. | ||
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. | ||
*/ | ||
function mapCacheHas(key) { | ||
return getMapData(this, key).has(key); | ||
} | ||
/** | ||
* Sets the map `key` to `value`. | ||
* | ||
* @private | ||
* @name set | ||
* @memberOf MapCache | ||
* @param {string} key The key of the value to set. | ||
* @param {*} value The value to set. | ||
* @returns {Object} Returns the map cache instance. | ||
*/ | ||
function mapCacheSet(key, value) { | ||
getMapData(this, key).set(key, value); | ||
return this; | ||
} | ||
// Add methods to `MapCache`. | ||
MapCache.prototype.clear = mapCacheClear; | ||
MapCache.prototype['delete'] = mapCacheDelete; | ||
MapCache.prototype.get = mapCacheGet; | ||
MapCache.prototype.has = mapCacheHas; | ||
MapCache.prototype.set = mapCacheSet; | ||
/** | ||
* | ||
* Creates an array cache object to store unique values. | ||
* | ||
* @private | ||
* @constructor | ||
* @param {Array} [values] The values to cache. | ||
*/ | ||
function SetCache(values) { | ||
var index = -1, | ||
length = values ? values.length : 0; | ||
this.__data__ = new MapCache; | ||
while (++index < length) { | ||
this.add(values[index]); | ||
} | ||
} | ||
/** | ||
* Adds `value` to the array cache. | ||
* | ||
* @private | ||
* @name add | ||
* @memberOf SetCache | ||
* @alias push | ||
* @param {*} value The value to cache. | ||
* @returns {Object} Returns the cache instance. | ||
*/ | ||
function setCacheAdd(value) { | ||
this.__data__.set(value, HASH_UNDEFINED); | ||
return this; | ||
} | ||
/** | ||
* Checks if `value` is in the array cache. | ||
* | ||
* @private | ||
* @name has | ||
* @memberOf SetCache | ||
* @param {*} value The value to search for. | ||
* @returns {number} Returns `true` if `value` is found, else `false`. | ||
*/ | ||
function setCacheHas(value) { | ||
return this.__data__.has(value); | ||
} | ||
// Add methods to `SetCache`. | ||
SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; | ||
SetCache.prototype.has = setCacheHas; | ||
/** | ||
* Gets the index at which the `key` is found in `array` of key-value pairs. | ||
* | ||
* @private | ||
* @param {Array} array The array to search. | ||
* @param {*} key The key to search for. | ||
* @returns {number} Returns the index of the matched value, else `-1`. | ||
*/ | ||
function assocIndexOf(array, key) { | ||
var length = array.length; | ||
while (length--) { | ||
if (eq(array[length][0], key)) { | ||
return length; | ||
} | ||
} | ||
return -1; | ||
} | ||
/** | ||
* The base implementation of methods like `_.intersection`, without support | ||
* for iteratee shorthands, that accepts an array of arrays to inspect. | ||
* | ||
* @private | ||
* @param {Array} arrays The arrays to inspect. | ||
* @param {Function} [iteratee] The iteratee invoked per element. | ||
* @param {Function} [comparator] The comparator invoked per element. | ||
* @returns {Array} Returns the new array of shared values. | ||
*/ | ||
function baseIntersection(arrays, iteratee, comparator) { | ||
var includes = comparator ? arrayIncludesWith : arrayIncludes, | ||
length = arrays[0].length, | ||
othLength = arrays.length, | ||
othIndex = othLength, | ||
caches = Array(othLength), | ||
maxLength = Infinity, | ||
result = []; | ||
while (othIndex--) { | ||
var array = arrays[othIndex]; | ||
if (othIndex && iteratee) { | ||
array = arrayMap(array, baseUnary(iteratee)); | ||
} | ||
maxLength = nativeMin(array.length, maxLength); | ||
caches[othIndex] = !comparator && (iteratee || (length >= 120 && array.length >= 120)) | ||
? new SetCache(othIndex && array) | ||
: undefined; | ||
} | ||
array = arrays[0]; | ||
var index = -1, | ||
seen = caches[0]; | ||
outer: | ||
while (++index < length && result.length < maxLength) { | ||
var value = array[index], | ||
computed = iteratee ? iteratee(value) : value; | ||
value = (comparator || value !== 0) ? value : 0; | ||
if (!(seen | ||
? cacheHas(seen, computed) | ||
: includes(result, computed, comparator) | ||
)) { | ||
othIndex = othLength; | ||
while (--othIndex) { | ||
var cache = caches[othIndex]; | ||
if (!(cache | ||
? cacheHas(cache, computed) | ||
: includes(arrays[othIndex], computed, comparator)) | ||
) { | ||
continue outer; | ||
} | ||
} | ||
if (seen) { | ||
seen.push(computed); | ||
} | ||
result.push(value); | ||
} | ||
} | ||
return result; | ||
} | ||
/** | ||
* The base implementation of `_.isNative` without bad shim checks. | ||
* | ||
* @private | ||
* @param {*} value The value to check. | ||
* @returns {boolean} Returns `true` if `value` is a native function, | ||
* else `false`. | ||
*/ | ||
function baseIsNative(value) { | ||
if (!isObject(value) || isMasked(value)) { | ||
return false; | ||
} | ||
var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; | ||
return pattern.test(toSource(value)); | ||
} | ||
/** | ||
* The base implementation of `_.rest` which doesn't validate or coerce arguments. | ||
* | ||
* @private | ||
* @param {Function} func The function to apply a rest parameter to. | ||
* @param {number} [start=func.length-1] The start position of the rest parameter. | ||
* @returns {Function} Returns the new function. | ||
*/ | ||
function baseRest(func, start) { | ||
start = nativeMax(start === undefined ? (func.length - 1) : start, 0); | ||
return function() { | ||
var args = arguments, | ||
index = -1, | ||
length = nativeMax(args.length - start, 0), | ||
array = Array(length); | ||
while (++index < length) { | ||
array[index] = args[start + index]; | ||
} | ||
index = -1; | ||
var otherArgs = Array(start + 1); | ||
while (++index < start) { | ||
otherArgs[index] = args[index]; | ||
} | ||
otherArgs[start] = array; | ||
return apply(func, this, otherArgs); | ||
}; | ||
} | ||
/** | ||
* Casts `value` to an empty array if it's not an array like object. | ||
@@ -93,2 +794,74 @@ * | ||
/** | ||
* Gets the data for `map`. | ||
* | ||
* @private | ||
* @param {Object} map The map to query. | ||
* @param {string} key The reference key. | ||
* @returns {*} Returns the map data. | ||
*/ | ||
function getMapData(map, key) { | ||
var data = map.__data__; | ||
return isKeyable(key) | ||
? data[typeof key == 'string' ? 'string' : 'hash'] | ||
: data.map; | ||
} | ||
/** | ||
* Gets the native function at `key` of `object`. | ||
* | ||
* @private | ||
* @param {Object} object The object to query. | ||
* @param {string} key The key of the method to get. | ||
* @returns {*} Returns the function if it's native, else `undefined`. | ||
*/ | ||
function getNative(object, key) { | ||
var value = getValue(object, key); | ||
return baseIsNative(value) ? value : undefined; | ||
} | ||
/** | ||
* Checks if `value` is suitable for use as unique object key. | ||
* | ||
* @private | ||
* @param {*} value The value to check. | ||
* @returns {boolean} Returns `true` if `value` is suitable, else `false`. | ||
*/ | ||
function isKeyable(value) { | ||
var type = typeof value; | ||
return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') | ||
? (value !== '__proto__') | ||
: (value === null); | ||
} | ||
/** | ||
* Checks if `func` has its source masked. | ||
* | ||
* @private | ||
* @param {Function} func The function to check. | ||
* @returns {boolean} Returns `true` if `func` is masked, else `false`. | ||
*/ | ||
function isMasked(func) { | ||
return !!maskSrcKey && (maskSrcKey in func); | ||
} | ||
/** | ||
* Converts `func` to its source code. | ||
* | ||
* @private | ||
* @param {Function} func The function to process. | ||
* @returns {string} Returns the source code. | ||
*/ | ||
function toSource(func) { | ||
if (func != null) { | ||
try { | ||
return funcToString.call(func); | ||
} catch (e) {} | ||
try { | ||
return (func + ''); | ||
} catch (e) {} | ||
} | ||
return ''; | ||
} | ||
/** | ||
* Creates an array of unique values that are included in all given arrays | ||
@@ -107,6 +880,6 @@ * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) | ||
* | ||
* _.intersection([2, 1], [4, 2], [1, 2]); | ||
* _.intersection([2, 1], [2, 3]); | ||
* // => [2] | ||
*/ | ||
var intersection = rest(function(arrays) { | ||
var intersection = baseRest(function(arrays) { | ||
var mapped = arrayMap(arrays, castArrayLikeObject); | ||
@@ -119,2 +892,38 @@ return (mapped.length && mapped[0] === arrays[0]) | ||
/** | ||
* Performs a | ||
* [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) | ||
* comparison between two values to determine if they are equivalent. | ||
* | ||
* @static | ||
* @memberOf _ | ||
* @since 4.0.0 | ||
* @category Lang | ||
* @param {*} value The value to compare. | ||
* @param {*} other The other value to compare. | ||
* @returns {boolean} Returns `true` if the values are equivalent, else `false`. | ||
* @example | ||
* | ||
* var object = { 'a': 1 }; | ||
* var other = { 'a': 1 }; | ||
* | ||
* _.eq(object, object); | ||
* // => true | ||
* | ||
* _.eq(object, other); | ||
* // => false | ||
* | ||
* _.eq('a', 'a'); | ||
* // => true | ||
* | ||
* _.eq('a', Object('a')); | ||
* // => false | ||
* | ||
* _.eq(NaN, NaN); | ||
* // => true | ||
*/ | ||
function eq(value, other) { | ||
return value === other || (value !== value && other !== other); | ||
} | ||
/** | ||
* Checks if `value` is array-like. A value is considered array-like if it's | ||
@@ -185,4 +994,3 @@ * not a function and has a `value.length` that's an integer greater than or | ||
* @param {*} value The value to check. | ||
* @returns {boolean} Returns `true` if `value` is correctly classified, | ||
* else `false`. | ||
* @returns {boolean} Returns `true` if `value` is a function, else `false`. | ||
* @example | ||
@@ -189,0 +997,0 @@ * |
{ | ||
"name": "lodash.intersection", | ||
"version": "4.2.0", | ||
"version": "4.3.0", | ||
"description": "The lodash method `_.intersection` exported as a module.", | ||
@@ -16,7 +16,3 @@ "homepage": "https://lodash.com/", | ||
"repository": "lodash/lodash", | ||
"scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, | ||
"dependencies": { | ||
"lodash._baseintersection": "~4.5.0", | ||
"lodash.rest": "^4.0.0" | ||
} | ||
"scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } | ||
} |
@@ -1,2 +0,2 @@ | ||
# lodash.intersection v4.2.0 | ||
# lodash.intersection v4.3.0 | ||
@@ -18,2 +18,2 @@ The [lodash](https://lodash.com/) method `_.intersection` exported as a [Node.js](https://nodejs.org/) module. | ||
See the [documentation](https://lodash.com/docs#intersection) or [package source](https://github.com/lodash/lodash/blob/4.2.0-npm-packages/lodash.intersection) for more details. | ||
See the [documentation](https://lodash.com/docs#intersection) or [package source](https://github.com/lodash/lodash/blob/4.3.0-npm-packages/lodash.intersection) for more details. |
License Policy Violation
LicenseThis package is not allowed per your license policy. Review the package's license to ensure compliance.
Found 1 instance in 1 package
Major refactor
Supply chain riskPackage has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.
Found 1 instance in 1 package
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- Removedlodash._baseintersection@~4.5.0
- Removedlodash.rest@^4.0.0
- Removedlodash._baseintersection@4.5.0(transitive)
- Removedlodash._root@3.0.1(transitive)
- Removedlodash.rest@4.0.5(transitive)