lodash-es - npm Package Compare versions

Comparing version 4.11.2 to 4.12.0

_baseAt.js

@@ -9,3 +9,3 @@ import get from './get';
  * @param {string[]} paths The property paths of elements to pick.
- * @returns {Array} Returns the new array of picked elements.
+ * @returns {Array} Returns the picked elements.
  */
@@ -12,0 +12,0 @@ function baseAt(object, paths) {

_baseConforms.js

@@ -8,3 +8,3 @@ import keys from './keys';
  * @param {Object} source The object of property predicates to conform to.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new spec function.
  */
@@ -11,0 +11,0 @@ function baseConforms(source) {

_baseFunctions.js

@@ -11,3 +11,3 @@ import arrayFilter from './_arrayFilter';
  * @param {Array} props The property names to filter.
- * @returns {Array} Returns the new array of filtered property names.
+ * @returns {Array} Returns the function names.
  */
@@ -14,0 +14,0 @@ function baseFunctions(object, props) {

_baseGetAllKeys.js

@@ -17,7 +17,5 @@ import arrayPush from './_arrayPush';
   var result = keysFunc(object);
-  return isArray(object)
-    ? result
-    : arrayPush(result, symbolsFunc(object));
+  return isArray(object) ? result : arrayPush(result, symbolsFunc(object));
 }
 
 export default baseGetAllKeys;

_baseMatches.js

@@ -10,3 +10,3 @@ import baseIsMatch from './_baseIsMatch';
  * @param {Object} source The object of property values to match.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new spec function.
  */
@@ -13,0 +13,0 @@ function baseMatches(source) {

_baseMatchesProperty.js

@@ -19,3 +19,3 @@ import baseIsEqual from './_baseIsEqual';
  * @param {*} srcValue The value to match.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new spec function.
  */
@@ -22,0 +22,0 @@ function baseMatchesProperty(path, srcValue) {

_baseProperty.js

@@ -6,3 +6,3 @@ /**
  * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new accessor function.
  */
@@ -9,0 +9,0 @@ function baseProperty(key) {

_basePropertyDeep.js

@@ -8,3 +8,3 @@ import baseGet from './_baseGet';
  * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new accessor function.
  */
@@ -11,0 +11,0 @@ function basePropertyDeep(path) {

_baseRange.js

@@ -14,3 +14,3 @@ /* Built-in method references for those with the same name as other `lodash` methods. */
  * @param {boolean} [fromRight] Specify iterating from right to left.
- * @returns {Array} Returns the new array of numbers.
+ * @returns {Array} Returns the range of numbers.
  */
@@ -17,0 +17,0 @@ function baseRange(start, end, step, fromRight) {

_baseToPairs.js

@@ -10,3 +10,3 @@ import arrayMap from './_arrayMap';
  * @param {Array} props The property names to get values for.
- * @returns {Object} Returns the new array of key-value pairs.
+ * @returns {Object} Returns the key-value pairs.
  */
@@ -13,0 +13,0 @@ function baseToPairs(object, props) {

_baseUnary.js

@@ -6,3 +6,3 @@ /**
  * @param {Function} func The function to cap arguments for.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new capped function.
  */
@@ -9,0 +9,0 @@ function baseUnary(func) {

_cacheHas.js

@@ -1,25 +0,13 @@
-import isKeyable from './_isKeyable';
-
-/** Used to stand-in for `undefined` hash values. */
-var HASH_UNDEFINED = '__lodash_hash_undefined__';
-
 /**
- * Checks if `value` is in `cache`.
+ * Checks if a cache value for `key` exists.
  *
  * @private
- * @param {Object} cache The set cache to search.
- * @param {*} value The value to search for.
- * @returns {number} Returns `true` if `value` is found, else `false`.
+ * @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, value) {
-  var map = cache.__data__;
-  if (isKeyable(value)) {
-    var data = map.__data__,
-        hash = typeof value == 'string' ? data.string : data.hash;
-
-    return hash[value] === HASH_UNDEFINED;
-  }
-  return map.has(value);
+function cacheHas(cache, key) {
+  return cache.has(key);
 }
 
 export default cacheHas;

_composeArgs.js

@@ -9,3 +9,3 @@ /* Built-in method references for those with the same name as other `lodash` methods. */
  * @private
- * @param {Array|Object} args The provided arguments.
+ * @param {Array} args The provided arguments.
  * @param {Array} partials The arguments to prepend to those provided.
@@ -12,0 +12,0 @@ * @param {Array} holders The `partials` placeholder indexes.

_composeArgsRight.js

@@ -9,3 +9,3 @@ /* Built-in method references for those with the same name as other `lodash` methods. */
  * @private
- * @param {Array|Object} args The provided arguments.
+ * @param {Array} args The provided arguments.
  * @param {Array} partials The arguments to append to those provided.
@@ -12,0 +12,0 @@ * @param {Array} holders The `partials` placeholder indexes.

_createAssigner.js

@@ -18,3 +18,3 @@ import isIterateeCall from './_isIterateeCall';
 
-    customizer = typeof customizer == 'function'
+    customizer = (assigner.length > 3 && typeof customizer == 'function')
       ? (length--, customizer)
@@ -21,0 +21,0 @@ : undefined;

_createCaseFirst.js

@@ -11,3 +11,3 @@ import castSlice from './_castSlice';
  * @param {string} methodName The name of the `String` case method to use.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new case function.
  */
@@ -14,0 +14,0 @@ function createCaseFirst(methodName) {

_createCurryWrapper.js

@@ -5,3 +5,3 @@ import apply from './_apply';
 import createRecurryWrapper from './_createRecurryWrapper';
-import getPlaceholder from './_getPlaceholder';
+import getHolder from './_getHolder';
 import replaceHolders from './_replaceHolders';
@@ -27,3 +27,3 @@ import root from './_root';
         index = length,
-        placeholder = getPlaceholder(wrapper);
+        placeholder = getHolder(wrapper);
 
@@ -30,0 +30,0 @@ while (index--) {

_createHybridWrapper.js

@@ -6,3 +6,3 @@ import composeArgs from './_composeArgs';
 import createRecurryWrapper from './_createRecurryWrapper';
-import getPlaceholder from './_getPlaceholder';
+import getHolder from './_getHolder';
 import reorder from './_reorder';
@@ -50,4 +50,4 @@ import replaceHolders from './_replaceHolders';
     var length = arguments.length,
-        index = length,
-        args = Array(length);
+        args = Array(length),
+        index = length;
 
@@ -58,3 +58,3 @@ while (index--) {
     if (isCurried) {
-      var placeholder = getPlaceholder(wrapper),
+      var placeholder = getHolder(wrapper),
           holdersCount = countHolders(args, placeholder);
@@ -61,0 +61,0 @@ }

_createOver.js

@@ -15,3 +15,3 @@ import apply from './_apply';
  * @param {Function} arrayFunc The function to iterate over iteratees.
- * @returns {Function} Returns the new invoker function.
+ * @returns {Function} Returns the new over function.
  */
@@ -18,0 +18,0 @@ function createOver(arrayFunc) {

_createWrapper.js

@@ -42,2 +42,3 @@ import baseSetData from './_baseSetData';
  *   256 - `_.ary`
+ *   512 - `_.flip`
  * @param {*} [thisArg] The `this` binding of `func`.
@@ -44,0 +45,0 @@ * @param {Array} [partials] The arguments to be partially applied.

_equalArrays.js

@@ -0,1 +1,2 @@
+import SetCache from './_SetCache';
 import arraySome from './_arraySome';
@@ -22,5 +23,3 @@
 function equalArrays(array, other, equalFunc, customizer, bitmask, stack) {
-  var index = -1,
-      isPartial = bitmask & PARTIAL_COMPARE_FLAG,
-      isUnordered = bitmask & UNORDERED_COMPARE_FLAG,
+  var isPartial = bitmask & PARTIAL_COMPARE_FLAG,
       arrLength = array.length,
@@ -37,3 +36,6 @@ othLength = other.length;
   }
-  var result = true;
+  var index = -1,
+      result = true,
+      seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined;
+
   stack.set(array, other);
@@ -59,6 +61,8 @@
     // Recursively compare arrays (susceptible to call stack limits).
-    if (isUnordered) {
-      if (!arraySome(other, function(othValue) {
-            return arrValue === othValue ||
-              equalFunc(arrValue, othValue, customizer, bitmask, stack);
+    if (seen) {
+      if (!arraySome(other, function(othValue, othIndex) {
+            if (!seen.has(othIndex) &&
+                (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) {
+              return seen.add(othIndex);
+            }
           })) {
@@ -65,0 +69,0 @@ result = false;

_Hash.js

@@ -1,6 +0,7 @@
-import nativeCreate from './_nativeCreate';
+import hashClear from './_hashClear';
+import hashDelete from './_hashDelete';
+import hashGet from './_hashGet';
+import hashHas from './_hashHas';
+import hashSet from './_hashSet';
 
-/** Used for built-in method references. */
-var objectProto = Object.prototype;
-
 /**
@@ -11,9 +12,22 @@ * Creates a hash object.
  * @constructor
- * @returns {Object} Returns the new hash object.
+ * @param {Array} [entries] The key-value pairs to cache.
  */
-function Hash() {}
+function Hash(entries) {
+  var index = -1,
+      length = entries ? entries.length : 0;
 
-// Avoid inheriting from `Object.prototype` when possible.
-Hash.prototype = nativeCreate ? nativeCreate(null) : objectProto;
+  this.clear();
+  while (++index < length) {
+    var entry = entries[index];
+    this.set(entry[0], entry[1]);
+  }
+}
 
+// Add methods to `Hash`.
+Hash.prototype.clear = hashClear;
+Hash.prototype['delete'] = hashDelete;
+Hash.prototype.get = hashGet;
+Hash.prototype.has = hashHas;
+Hash.prototype.set = hashSet;
+
 export default Hash;

_hashDelete.js

@@ -1,3 +0,1 @@
-import hashHas from './_hashHas';
-
 /**
@@ -7,2 +5,4 @@ * Removes `key` and its value from the hash.
  * @private
+ * @name delete
+ * @memberOf Hash
  * @param {Object} hash The hash to modify.
@@ -12,6 +12,6 @@ * @param {string} key The key of the value to remove.
  */
-function hashDelete(hash, key) {
-  return hashHas(hash, key) && delete hash[key];
+function hashDelete(key) {
+  return this.has(key) && delete this.__data__[key];
 }
 
 export default hashDelete;

_hashGet.js

@@ -16,14 +16,16 @@ import nativeCreate from './_nativeCreate';
  * @private
- * @param {Object} hash The hash to query.
+ * @name get
+ * @memberOf Hash
  * @param {string} key The key of the value to get.
  * @returns {*} Returns the entry value.
  */
-function hashGet(hash, key) {
+function hashGet(key) {
+  var data = this.__data__;
   if (nativeCreate) {
-    var result = hash[key];
+    var result = data[key];
     return result === HASH_UNDEFINED ? undefined : result;
   }
-  return hasOwnProperty.call(hash, key) ? hash[key] : undefined;
+  return hasOwnProperty.call(data, key) ? data[key] : undefined;
 }
 
 export default hashGet;

_hashHas.js

@@ -13,10 +13,12 @@ import nativeCreate from './_nativeCreate';
  * @private
- * @param {Object} hash The hash to query.
+ * @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(hash, key) {
-  return nativeCreate ? hash[key] !== undefined : hasOwnProperty.call(hash, key);
+function hashHas(key) {
+  var data = this.__data__;
+  return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key);
 }
 
 export default hashHas;

_hashSet.js

@@ -10,10 +10,14 @@ import nativeCreate from './_nativeCreate';
  * @private
- * @param {Object} hash The hash to modify.
+ * @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(hash, key, value) {
-  hash[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
+function hashSet(key, value) {
+  var data = this.__data__;
+  data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
+  return this;
 }
 
 export default hashSet;

_isFlattenable.js

 import isArguments from './isArguments';
 import isArray from './isArray';
-import isArrayLikeObject from './isArrayLikeObject';
 
@@ -13,5 +12,5 @@ /**
 function isFlattenable(value) {
-  return isArrayLikeObject(value) && (isArray(value) || isArguments(value));
+  return isArray(value) || isArguments(value);
 }
 
 export default isFlattenable;

_MapCache.js

@@ -1,6 +0,6 @@
-import mapClear from './_mapClear';
-import mapDelete from './_mapDelete';
-import mapGet from './_mapGet';
-import mapHas from './_mapHas';
-import mapSet from './_mapSet';
+import mapCacheClear from './_mapCacheClear';
+import mapCacheDelete from './_mapCacheDelete';
+import mapCacheGet from './_mapCacheGet';
+import mapCacheHas from './_mapCacheHas';
+import mapCacheSet from './_mapCacheSet';
 
@@ -12,11 +12,11 @@ /**
  * @constructor
- * @param {Array} [values] The values to cache.
+ * @param {Array} [entries] The key-value pairs to cache.
  */
-function MapCache(values) {
+function MapCache(entries) {
   var index = -1,
-      length = values ? values.length : 0;
+      length = entries ? entries.length : 0;
 
   this.clear();
   while (++index < length) {
-    var entry = values[index];
+    var entry = entries[index];
     this.set(entry[0], entry[1]);
@@ -27,8 +27,8 @@ }
 // Add methods to `MapCache`.
-MapCache.prototype.clear = mapClear;
-MapCache.prototype['delete'] = mapDelete;
-MapCache.prototype.get = mapGet;
-MapCache.prototype.has = mapHas;
-MapCache.prototype.set = mapSet;
+MapCache.prototype.clear = mapCacheClear;
+MapCache.prototype['delete'] = mapCacheDelete;
+MapCache.prototype.get = mapCacheGet;
+MapCache.prototype.has = mapCacheHas;
+MapCache.prototype.set = mapCacheSet;
 
 export default MapCache;

_mapToArray.js

 /**
- * Converts `map` to an array.
+ * Converts `map` to its key-value pairs.
  *
  * @private
  * @param {Object} map The map to convert.
- * @returns {Array} Returns the converted array.
+ * @returns {Array} Returns the key-value pairs.
  */
@@ -8,0 +8,0 @@ function mapToArray(map) {

_matchesStrictComparable.js

@@ -8,3 +8,3 @@ /**
  * @param {*} srcValue The value to match.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new spec function.
  */
@@ -11,0 +11,0 @@ function matchesStrictComparable(key, srcValue) {

_SetCache.js

 import MapCache from './_MapCache';
-import cachePush from './_cachePush';
+import setCacheAdd from './_setCacheAdd';
+import setCacheHas from './_setCacheHas';
 
 /**
  *
- * Creates a set cache object to store unique values.
+ * Creates an array cache object to store unique values.
  *
@@ -18,3 +19,3 @@ * @private
   while (++index < length) {
-    this.push(values[index]);
+    this.add(values[index]);
   }
@@ -24,4 +25,5 @@ }
 // Add methods to `SetCache`.
-SetCache.prototype.push = cachePush;
+SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;
+SetCache.prototype.has = setCacheHas;
 
 export default SetCache;

_setToArray.js

 /**
- * Converts `set` to an array.
+ * Converts `set` to an array of its values.
  *
  * @private
  * @param {Object} set The set to convert.
- * @returns {Array} Returns the converted array.
+ * @returns {Array} Returns the values.
  */
@@ -8,0 +8,0 @@ function setToArray(set) {

_Stack.js

@@ -0,1 +1,2 @@
+import ListCache from './_ListCache';
 import stackClear from './_stackClear';
@@ -12,13 +13,6 @@ import stackDelete from './_stackDelete';
  * @constructor
- * @param {Array} [values] The values to cache.
+ * @param {Array} [entries] The key-value pairs to cache.
  */
-function Stack(values) {
-  var index = -1,
-      length = values ? values.length : 0;
-
-  this.clear();
-  while (++index < length) {
-    var entry = values[index];
-    this.set(entry[0], entry[1]);
-  }
+function Stack(entries) {
+  this.__data__ = new ListCache(entries);
 }
@@ -25,0 +19,0 @@

_stackClear.js

@@ -0,1 +1,3 @@
+import ListCache from './_ListCache';
+
 /**
@@ -9,5 +11,5 @@ * Removes all key-value entries from the stack.
 function stackClear() {
-  this.__data__ = { 'array': [], 'map': null };
+  this.__data__ = new ListCache;
 }
 
 export default stackClear;

_stackDelete.js

@@ -1,3 +0,1 @@
-import assocDelete from './_assocDelete';
-
 /**
@@ -13,8 +11,5 @@ * Removes `key` and its value from the stack.
 function stackDelete(key) {
-  var data = this.__data__,
-      array = data.array;
-
-  return array ? assocDelete(array, key) : data.map['delete'](key);
+  return this.__data__['delete'](key);
 }
 
 export default stackDelete;

_stackGet.js

@@ -1,3 +0,1 @@
-import assocGet from './_assocGet';
-
 /**
@@ -13,8 +11,5 @@ * Gets the stack value for `key`.
 function stackGet(key) {
-  var data = this.__data__,
-      array = data.array;
-
-  return array ? assocGet(array, key) : data.map.get(key);
+  return this.__data__.get(key);
 }
 
 export default stackGet;

_stackHas.js

@@ -1,3 +0,1 @@
-import assocHas from './_assocHas';
-
 /**
@@ -13,8 +11,5 @@ * Checks if a stack value for `key` exists.
 function stackHas(key) {
-  var data = this.__data__,
-      array = data.array;
-
-  return array ? assocHas(array, key) : data.map.has(key);
+  return this.__data__.has(key);
 }
 
 export default stackHas;

_stackSet.js

@@ -0,3 +1,3 @@
+import ListCache from './_ListCache';
 import MapCache from './_MapCache';
-import assocSet from './_assocSet';
 
@@ -18,17 +18,7 @@ /** Used as the size to enable large array optimizations. */
 function stackSet(key, value) {
-  var data = this.__data__,
-      array = data.array;
-
-  if (array) {
-    if (array.length < (LARGE_ARRAY_SIZE - 1)) {
-      assocSet(array, key, value);
-    } else {
-      data.array = null;
-      data.map = new MapCache(array);
-    }
+  var cache = this.__data__;
+  if (cache instanceof ListCache && cache.__data__.length == LARGE_ARRAY_SIZE) {
+    cache = this.__data__ = new MapCache(cache.__data__);
   }
-  var map = data.map;
-  if (map) {
-    map.set(key, value);
-  }
+  cache.set(key, value);
   return this;
@@ -35,0 +25,0 @@ }

array.default.js

@@ -14,2 +14,3 @@ import chunk from './chunk';
 import findLastIndex from './findLastIndex';
+import first from './first';
 import flatten from './flatten';
@@ -70,13 +71,13 @@ import flattenDeep from './flattenDeep';
   differenceWith, drop, dropRight, dropRightWhile, dropWhile,
-  fill, findIndex, findLastIndex, flatten, flattenDeep,
-  flattenDepth, fromPairs, head, indexOf, initial,
-  intersection, intersectionBy, intersectionWith, join, last,
-  lastIndexOf, nth, pull, pullAll, pullAllBy,
-  pullAllWith, pullAt, remove, reverse, slice,
-  sortedIndex, sortedIndexBy, sortedIndexOf, sortedLastIndex, sortedLastIndexBy,
-  sortedLastIndexOf, sortedUniq, sortedUniqBy, tail, take,
-  takeRight, takeRightWhile, takeWhile, union, unionBy,
-  unionWith, uniq, uniqBy, uniqWith, unzip,
-  unzipWith, without, xor, xorBy, xorWith,
-  zip, zipObject, zipObjectDeep, zipWith
+  fill, findIndex, findLastIndex, first, flatten,
+  flattenDeep, flattenDepth, fromPairs, head, indexOf,
+  initial, intersection, intersectionBy, intersectionWith, join,
+  last, lastIndexOf, nth, pull, pullAll,
+  pullAllBy, pullAllWith, pullAt, remove, reverse,
+  slice, sortedIndex, sortedIndexBy, sortedIndexOf, sortedLastIndex,
+  sortedLastIndexBy, sortedLastIndexOf, sortedUniq, sortedUniqBy, tail,
+  take, takeRight, takeRightWhile, takeWhile, union,
+  unionBy, unionWith, uniq, uniqBy, uniqWith,
+  unzip, unzipWith, without, xor, xorBy,
+  xorWith, zip, zipObject, zipObjectDeep, zipWith
 };

array.js

@@ -14,2 +14,3 @@ export { default as chunk } from './chunk';
 export { default as findLastIndex } from './findLastIndex';
+export { default as first } from './first';
 export { default as flatten } from './flatten';
@@ -16,0 +17,0 @@ export { default as flattenDeep } from './flattenDeep';

ary.js

@@ -17,3 +17,3 @@ import createWrapper from './_createWrapper';
  * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new capped function.
  * @example
@@ -20,0 +20,0 @@ *

at.js

@@ -14,3 +14,3 @@ import baseAt from './_baseAt';
  * @param {...(string|string[])} [paths] The property paths of elements to pick.
- * @returns {Array} Returns the new array of picked elements.
+ * @returns {Array} Returns the picked values.
  * @example
@@ -17,0 +17,0 @@ *

bind.js

 import createWrapper from './_createWrapper';
-import getPlaceholder from './_getPlaceholder';
+import getHolder from './_getHolder';
 import replaceHolders from './_replaceHolders';
@@ -48,3 +48,3 @@ import rest from './rest';
   if (partials.length) {
-    var holders = replaceHolders(partials, getPlaceholder(bind));
+    var holders = replaceHolders(partials, getHolder(bind));
     bitmask |= PARTIAL_FLAG;
@@ -51,0 +51,0 @@ }

bindKey.js

 import createWrapper from './_createWrapper';
-import getPlaceholder from './_getPlaceholder';
+import getHolder from './_getHolder';
 import replaceHolders from './_replaceHolders';
@@ -59,3 +59,3 @@ import rest from './rest';
   if (partials.length) {
-    var holders = replaceHolders(partials, getPlaceholder(bindKey));
+    var holders = replaceHolders(partials, getHolder(bindKey));
     bitmask |= PARTIAL_FLAG;
@@ -62,0 +62,0 @@ }

chunk.js

@@ -21,3 +21,3 @@ import baseSlice from './_baseSlice';
  * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
- * @returns {Array} Returns the new array containing chunks.
+ * @returns {Array} Returns the new array of chunks.
  * @example
@@ -24,0 +24,0 @@ *

concat.js

@@ -1,5 +0,5 @@
-import arrayConcat from './_arrayConcat';
+import arrayPush from './_arrayPush';
 import baseFlatten from './_baseFlatten';
-import castArray from './castArray';
 import copyArray from './_copyArray';
+import isArray from './isArray';
 
@@ -30,14 +30,14 @@ /**
   var length = arguments.length,
-      array = castArray(arguments[0]);
+      args = Array(length ? length - 1 : 0),
+      array = arguments[0],
+      index = length;
 
-  if (length < 2) {
-    return length ? copyArray(array) : [];
+  while (index--) {
+    args[index - 1] = arguments[index];
   }
-  var args = Array(length - 1);
-  while (length--) {
-    args[length - 1] = arguments[length];
-  }
-  return arrayConcat(array, baseFlatten(args, 1));
+  return length
+    ? arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1))
+    : [];
 }
 
 export default concat;

cond.js

@@ -20,3 +20,3 @@ import apply from './_apply';
  * @param {Array} pairs The predicate-function pairs.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new composite function.
  * @example
@@ -23,0 +23,0 @@ *

conforms.js

@@ -14,3 +14,3 @@ import baseClone from './_baseClone';
  * @param {Object} source The object of property predicates to conform to.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new spec function.
  * @example
@@ -17,0 +17,0 @@ *

constant.js

@@ -9,3 +9,3 @@ /**
  * @param {*} value The value to return from the new function.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new constant function.
  * @example
@@ -12,0 +12,0 @@ *

flip.js

@@ -14,3 +14,3 @@ import createWrapper from './_createWrapper';
  * @param {Function} func The function to flip arguments for.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new flipped function.
  * @example
@@ -17,0 +17,0 @@ *

flow.js

@@ -13,3 +13,3 @@ import createFlow from './_createFlow';
  * @param {...(Function|Function[])} [funcs] Functions to invoke.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new composite function.
  * @see _.flowRight
@@ -16,0 +16,0 @@ * @example

flowRight.js

@@ -12,3 +12,3 @@ import createFlow from './_createFlow';
  * @param {...(Function|Function[])} [funcs] Functions to invoke.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new composite function.
  * @see _.flow
@@ -15,0 +15,0 @@ * @example

forEach.js

@@ -37,7 +37,6 @@ import arrayEach from './_arrayEach';
 function forEach(collection, iteratee) {
-  return (typeof iteratee == 'function' && isArray(collection))
-    ? arrayEach(collection, iteratee)
-    : baseEach(collection, baseIteratee(iteratee));
+  var func = isArray(collection) ? arrayEach : baseEach;
+  return func(collection, baseIteratee(iteratee, 3));
 }
 
 export default forEach;

forEachRight.js

@@ -27,7 +27,6 @@ import arrayEachRight from './_arrayEachRight';
 function forEachRight(collection, iteratee) {
-  return (typeof iteratee == 'function' && isArray(collection))
-    ? arrayEachRight(collection, iteratee)
-    : baseEachRight(collection, baseIteratee(iteratee));
+  var func = isArray(collection) ? arrayEachRight : baseEachRight;
+  return func(collection, baseIteratee(iteratee, 3));
 }
 
 export default forEachRight;

forIn.js

@@ -36,5 +36,5 @@ import baseFor from './_baseFor';
     ? object
-    : baseFor(object, baseIteratee(iteratee), keysIn);
+    : baseFor(object, baseIteratee(iteratee, 3), keysIn);
 }
 
 export default forIn;

forInRight.js

@@ -34,5 +34,5 @@ import baseForRight from './_baseForRight';
     ? object
-    : baseForRight(object, baseIteratee(iteratee), keysIn);
+    : baseForRight(object, baseIteratee(iteratee, 3), keysIn);
 }
 
 export default forInRight;

forOwn.js

@@ -33,5 +33,5 @@ import baseForOwn from './_baseForOwn';
 function forOwn(object, iteratee) {
-  return object && baseForOwn(object, baseIteratee(iteratee));
+  return object && baseForOwn(object, baseIteratee(iteratee, 3));
 }
 
 export default forOwn;

forOwnRight.js

@@ -31,5 +31,5 @@ import baseForOwnRight from './_baseForOwnRight';
 function forOwnRight(object, iteratee) {
-  return object && baseForOwnRight(object, baseIteratee(iteratee));
+  return object && baseForOwnRight(object, baseIteratee(iteratee, 3));
 }
 
 export default forOwnRight;

functions.js

@@ -13,3 +13,3 @@ import baseFunctions from './_baseFunctions';
  * @param {Object} object The object to inspect.
- * @returns {Array} Returns the new array of property names.
+ * @returns {Array} Returns the function names.
  * @see _.functionsIn
@@ -16,0 +16,0 @@ * @example

functionsIn.js

@@ -13,3 +13,3 @@ import baseFunctions from './_baseFunctions';
  * @param {Object} object The object to inspect.
- * @returns {Array} Returns the new array of property names.
+ * @returns {Array} Returns the function names.
  * @see _.functions
@@ -16,0 +16,0 @@ * @example

isFinite.js

@@ -24,10 +24,10 @@ import root from './_root';
  *
- * _.isFinite(Number.MAX_VALUE);
+ * _.isFinite(Number.MIN_VALUE);
  * // => true
  *
- * _.isFinite(3.14);
- * // => true
- *
  * _.isFinite(Infinity);
  * // => false
+ *
+ * _.isFinite('3');
+ * // => false
  */
@@ -34,0 +34,0 @@ function isFinite(value) {

lang.default.js

@@ -49,2 +49,3 @@ import castArray from './castArray';
 import toArray from './toArray';
+import toFinite from './toFinite';
 import toInteger from './toInteger';
@@ -67,4 +68,4 @@ import toLength from './toLength';
   isSymbol, isTypedArray, isUndefined, isWeakMap, isWeakSet,
-  lt, lte, toArray, toInteger, toLength,
-  toNumber, toPlainObject, toSafeInteger, toString
+  lt, lte, toArray, toFinite, toInteger,
+  toLength, toNumber, toPlainObject, toSafeInteger, toString
 };

lang.js

@@ -49,2 +49,3 @@ export { default as castArray } from './castArray';
 export { default as toArray } from './toArray';
+export { default as toFinite } from './toFinite';
 export { default as toInteger } from './toInteger';
@@ -51,0 +52,0 @@ export { default as toLength } from './toLength';

lodash.default.js

 /**
  * @license
- * lodash 4.11.2 (Custom Build) <https://lodash.com/>
+ * lodash (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="es" -o ./`
@@ -47,3 +47,3 @@ * Copyright jQuery Foundation and other contributors <https://jquery.org/>
 /** Used as the semantic version number. */
-var VERSION = '4.11.2';
+var VERSION = '4.12.0';
 
@@ -377,2 +377,3 @@ /** Used to compose bitmasks for wrapper metadata. */
 lodash.times = util.times;
+lodash.toFinite = lang.toFinite;
 lodash.toInteger = toInteger;
@@ -379,0 +380,0 @@ lodash.toLength = lang.toLength;

lodash.js

 /**
  * @license
- * lodash 4.11.2 (Custom Build) <https://lodash.com/>
+ * lodash (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="es" -o ./`
@@ -77,2 +77,3 @@ * Copyright jQuery Foundation and other contributors <https://jquery.org/>
 export { default as findLastKey } from './findLastKey';
+export { default as first } from './first';
 export { default as flatMap } from './flatMap';
@@ -266,2 +267,3 @@ export { default as flatMapDeep } from './flatMapDeep';
 export { default as toArray } from './toArray';
+export { default as toFinite } from './toFinite';
 export { default as toInteger } from './toInteger';
@@ -268,0 +270,0 @@ export { default as toIterator } from './toIterator';

matches.js

@@ -17,3 +17,3 @@ import baseClone from './_baseClone';
  * @param {Object} source The object of property values to match.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new spec function.
  * @example
@@ -20,0 +20,0 @@ *

matchesProperty.js

@@ -17,3 +17,3 @@ import baseClone from './_baseClone';
  * @param {*} srcValue The value to match.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new spec function.
  * @example
@@ -20,0 +20,0 @@ *

memoize.js

@@ -25,3 +25,3 @@ import MapCache from './_MapCache';
  * @param {Function} [resolver] The function to resolve the cache key.
- * @returns {Function} Returns the new memoizing function.
+ * @returns {Function} Returns the new memoized function.
  * @example
@@ -28,0 +28,0 @@ *

merge.js

@@ -9,3 +9,3 @@ import baseMerge from './_baseMerge';
  * skipped if a destination value exists. Array and plain object properties
- * are merged recursively.Other objects and value types are overridden by
+ * are merged recursively. Other objects and value types are overridden by
  * assignment. Source objects are applied from left to right. Subsequent
@@ -12,0 +12,0 @@ * sources overwrite property assignments of previous sources.

method.js

@@ -14,3 +14,3 @@ import baseInvoke from './_baseInvoke';
  * @param {...*} [args] The arguments to invoke the method with.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new invoker function.
  * @example
@@ -17,0 +17,0 @@ *

methodOf.js

@@ -15,3 +15,3 @@ import baseInvoke from './_baseInvoke';
  * @param {...*} [args] The arguments to invoke the method with.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new invoker function.
  * @example
@@ -18,0 +18,0 @@ *

negate.js

@@ -14,3 +14,3 @@ /** Used as the `TypeError` message for "Functions" methods. */
  * @param {Function} predicate The predicate to negate.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new negated function.
  * @example
@@ -17,0 +17,0 @@ *

nth.js

@@ -5,4 +5,4 @@ import baseNth from './_baseNth';
 /**
- * Gets the nth element of `array`. If `n` is negative, the nth element
- * from the end is returned.
+ * Gets the element at `n` index of `array`. If `n` is negative, the nth
+ * element from the end is returned.
  *
@@ -9,0 +9,0 @@ * @static

nthArg.js

@@ -6,3 +6,3 @@ import baseNth from './_baseNth';
 /**
- * Creates a function that returns its nth argument. If `n` is negative,
+ * Creates a function that gets the argument at `n` index. If `n` is negative,
  * the nth argument from the end is returned.
@@ -15,3 +15,3 @@ *
  * @param {number} [n=0] The index of the argument to return.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new pass-thru function.
  * @example
@@ -18,0 +18,0 @@ *

package.json

 {
   "name": "lodash-es",
-  "version": "4.11.2",
+  "version": "4.12.0",
   "description": "Lodash exported as ES modules.",
@@ -5,0 +5,0 @@ "keywords": "es6, modules, stdlib, util",

partial.js

 import createWrapper from './_createWrapper';
-import getPlaceholder from './_getPlaceholder';
+import getHolder from './_getHolder';
 import replaceHolders from './_replaceHolders';
@@ -43,3 +43,3 @@ import rest from './rest';
 var partial = rest(function(func, partials) {
-  var holders = replaceHolders(partials, getPlaceholder(partial));
+  var holders = replaceHolders(partials, getHolder(partial));
   return createWrapper(func, PARTIAL_FLAG, undefined, partials, holders);
@@ -46,0 +46,0 @@ });

partialRight.js

 import createWrapper from './_createWrapper';
-import getPlaceholder from './_getPlaceholder';
+import getHolder from './_getHolder';
 import replaceHolders from './_replaceHolders';
@@ -42,3 +42,3 @@ import rest from './rest';
 var partialRight = rest(function(func, partials) {
-  var holders = replaceHolders(partials, getPlaceholder(partialRight));
+  var holders = replaceHolders(partials, getHolder(partialRight));
   return createWrapper(func, PARTIAL_RIGHT_FLAG, undefined, partials, holders);
@@ -45,0 +45,0 @@ });

property.js

@@ -14,3 +14,3 @@ import baseProperty from './_baseProperty';
  * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new accessor function.
  * @example
@@ -17,0 +17,0 @@ *

propertyOf.js

@@ -12,3 +12,3 @@ import baseGet from './_baseGet';
  * @param {Object} object The object to query.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new accessor function.
  * @example
@@ -15,0 +15,0 @@ *

range.js

@@ -19,3 +19,3 @@ import createRange from './_createRange';
  * @param {number} [step=1] The value to increment or decrement by.
- * @returns {Array} Returns the new array of numbers.
+ * @returns {Array} Returns the range of numbers.
  * @see _.inRange, _.rangeRight
@@ -22,0 +22,0 @@ * @example

rangeRight.js

@@ -14,3 +14,3 @@ import createRange from './_createRange';
  * @param {number} [step=1] The value to increment or decrement by.
- * @returns {Array} Returns the new array of numbers.
+ * @returns {Array} Returns the range of numbers.
  * @see _.inRange, _.range
@@ -17,0 +17,0 @@ * @example

split.js

@@ -31,3 +31,3 @@ import baseToString from './_baseToString';
  * @param {number} [limit] The length to truncate results to.
- * @returns {Array} Returns the new array of string segments.
+ * @returns {Array} Returns the string segments.
  * @example
@@ -34,0 +34,0 @@ *

template.js

@@ -94,8 +94,2 @@ import assignInDefaults from './_assignInDefaults';
  *
- * // Use custom template delimiters.
- * _.templateSettings.interpolate = /{{([\s\S]+?)}}/g;
- * var compiled = _.template('hello {{ user }}!');
- * compiled({ 'user': 'mustache' });
- * // => 'hello mustache!'
- *
  * // Use backslashes to treat delimiters as plain text.
@@ -126,5 +120,11 @@ * var compiled = _.template('<%= "\\<%- value %\\>" %>');
  *
+ * // Use custom template delimiters.
+ * _.templateSettings.interpolate = /{{([\s\S]+?)}}/g;
+ * var compiled = _.template('hello {{ user }}!');
+ * compiled({ 'user': 'mustache' });
+ * // => 'hello mustache!'
+ *
  * // Use the `source` property to inline compiled templates for meaningful
  * // line numbers in error messages and stack traces.
- * fs.writeFileSync(path.join(cwd, 'jst.js'), '\
+ * fs.writeFileSync(path.join(process.cwd(), 'jst.js'), '\
  *   var JST = {\
@@ -131,0 +131,0 @@ *     "main": ' + _.template(mainText).source + '\

toInteger.js

@@ -1,7 +0,3 @@
-import toNumber from './toNumber';
+import toFinite from './toFinite';
 
-/** Used as references for various `Number` constants. */
-var INFINITY = 1 / 0,
-    MAX_INTEGER = 1.7976931348623157e+308;
-
 /**
@@ -21,3 +17,3 @@ * Converts `value` to an integer.
  *
- * _.toInteger(3);
+ * _.toInteger(3.2);
  * // => 3
@@ -31,18 +27,12 @@ *
  *
- * _.toInteger('3');
+ * _.toInteger('3.2');
  * // => 3
  */
 function toInteger(value) {
-  if (!value) {
-    return value === 0 ? value : 0;
-  }
-  value = toNumber(value);
-  if (value === INFINITY || value === -INFINITY) {
-    var sign = (value < 0 ? -1 : 1);
-    return sign * MAX_INTEGER;
-  }
-  var remainder = value % 1;
-  return value === value ? (remainder ? value - remainder : value) : 0;
+  var result = toFinite(value),
+      remainder = result % 1;
+
+  return result === result ? (remainder ? result - remainder : result) : 0;
 }
 
 export default toInteger;

toLength.js

@@ -22,3 +22,3 @@ import baseClamp from './_baseClamp';
  *
- * _.toLength(3);
+ * _.toLength(3.2);
  * // => 3
@@ -32,3 +32,3 @@ *
  *
- * _.toLength('3');
+ * _.toLength('3.2');
  * // => 3
@@ -35,0 +35,0 @@ */

toNumber.js

@@ -34,4 +34,4 @@ import isFunction from './isFunction';
  *
- * _.toNumber(3);
- * // => 3
+ * _.toNumber(3.2);
+ * // => 3.2
  *
@@ -44,4 +44,4 @@ * _.toNumber(Number.MIN_VALUE);
  *
- * _.toNumber('3');
- * // => 3
+ * _.toNumber('3.2');
+ * // => 3.2
  */
@@ -48,0 +48,0 @@ function toNumber(value) {

toPairs.js

@@ -1,2 +0,2 @@
-import baseToPairs from './_baseToPairs';
+import createToPairs from './_createToPairs';
 import keys from './keys';
@@ -6,3 +6,4 @@
  * Creates an array of own enumerable string keyed-value pairs for `object`
- * which can be consumed by `_.fromPairs`.
+ * which can be consumed by `_.fromPairs`. If `object` is a map or set, its
+ * entries are returned.
  *
@@ -15,3 +16,3 @@ * @static
  * @param {Object} object The object to query.
- * @returns {Array} Returns the new array of key-value pairs.
+ * @returns {Array} Returns the key-value pairs.
  * @example
@@ -29,6 +30,4 @@ *
  */
-function toPairs(object) {
-  return baseToPairs(object, keys(object));
-}
+var toPairs = createToPairs(keys);
 
 export default toPairs;

toPairsIn.js

@@ -1,2 +0,2 @@
-import baseToPairs from './_baseToPairs';
+import createToPairs from './_createToPairs';
 import keysIn from './keysIn';
@@ -6,3 +6,4 @@
  * Creates an array of own and inherited enumerable string keyed-value pairs
- * for `object` which can be consumed by `_.fromPairs`.
+ * for `object` which can be consumed by `_.fromPairs`. If `object` is a map
+ * or set, its entries are returned.
  *
@@ -15,3 +16,3 @@ * @static
  * @param {Object} object The object to query.
- * @returns {Array} Returns the new array of key-value pairs.
+ * @returns {Array} Returns the key-value pairs.
  * @example
@@ -27,8 +28,6 @@ *
  * _.toPairsIn(new Foo);
- * // => [['a', 1], ['b', 2], ['c', 1]] (iteration order is not guaranteed)
+ * // => [['a', 1], ['b', 2], ['c', 3]] (iteration order is not guaranteed)
  */
-function toPairsIn(object) {
-  return baseToPairs(object, keysIn(object));
-}
+var toPairsIn = createToPairs(keysIn);
 
 export default toPairsIn;

toSafeInteger.js

@@ -19,3 +19,3 @@ import baseClamp from './_baseClamp';
  *
- * _.toSafeInteger(3);
+ * _.toSafeInteger(3.2);
  * // => 3
@@ -29,3 +29,3 @@ *
  *
- * _.toSafeInteger('3');
+ * _.toSafeInteger('3.2');
  * // => 3
@@ -32,0 +32,0 @@ */

unary.js

@@ -12,3 +12,3 @@ import ary from './ary';
  * @param {Function} func The function to cap arguments for.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new capped function.
  * @example
@@ -15,0 +15,0 @@ *

without.js

@@ -14,3 +14,3 @@ import baseDifference from './_baseDifference';
  * @category Array
- * @param {Array} array The array to filter.
+ * @param {Array} array The array to inspect.
  * @param {...*} [values] The values to exclude.
@@ -17,0 +17,0 @@ * @returns {Array} Returns the new array of filtered values.

wrapperLodash.js

@@ -86,6 +86,6 @@ import LazyWrapper from './_LazyWrapper';
  * `includes`, `indexOf`, `inRange`, `invoke`, `isArguments`, `isArray`,
- * `isArrayBuffer`, `isArrayLike`, `isArrayLikeObject`, `isBoolean`, `isBuffer`,
- * `isDate`, `isElement`, `isEmpty`, `isEqual`, `isEqualWith`, `isError`,
- * `isFinite`, `isFunction`, `isInteger`, `isLength`, `isMap`, `isMatch`,
- * `isMatchWith`, `isNaN`, `isNative`, `isNil`, `isNull`, `isNumber`,
+ * `isArrayBuffer`, `isArrayLike`, `isArrayLikeObject`, `isBoolean`,
+ * `isBuffer`, `isDate`, `isElement`, `isEmpty`, `isEqual`, `isEqualWith`,
+ * `isError`, `isFinite`, `isFunction`, `isInteger`, `isLength`, `isMap`,
+ * `isMatch`, `isMatchWith`, `isNaN`, `isNative`, `isNil`, `isNull`, `isNumber`,
  * `isObject`, `isObjectLike`, `isPlainObject`, `isRegExp`, `isSafeInteger`,
@@ -99,5 +99,5 @@ * `isSet`, `isString`, `isUndefined`, `isTypedArray`, `isWeakMap`, `isWeakSet`,
  * `sortedIndexBy`, `sortedLastIndex`, `sortedLastIndexBy`, `startCase`,
- * `startsWith`, `subtract`, `sum`, `sumBy`, `template`, `times`, `toInteger`,
- * `toJSON`, `toLength`, `toLower`, `toNumber`, `toSafeInteger`, `toString`,
- * `toUpper`, `trim`, `trimEnd`, `trimStart`, `truncate`, `unescape`,
+ * `startsWith`, `subtract`, `sum`, `sumBy`, `template`, `times`, `toFinite`,
+ * `toInteger`, `toJSON`, `toLength`, `toLower`, `toNumber`, `toSafeInteger`,
+ * `toString`, `toUpper`, `trim`, `trimEnd`, `trimStart`, `truncate`, `unescape`,
  * `uniqueId`, `upperCase`, `upperFirst`, `value`, and `words`
@@ -104,0 +104,0 @@ *

xor.js

@@ -17,3 +17,3 @@ import arrayFilter from './_arrayFilter';
  * @param {...Array} [arrays] The arrays to inspect.
- * @returns {Array} Returns the new array of values.
+ * @returns {Array} Returns the new array of filtered values.
  * @see _.difference, _.without
@@ -20,0 +20,0 @@ * @example

xorBy.js

@@ -21,3 +21,3 @@ import arrayFilter from './_arrayFilter';
  *  The iteratee invoked per element.
- * @returns {Array} Returns the new array of values.
+ * @returns {Array} Returns the new array of filtered values.
  * @example
@@ -24,0 +24,0 @@ *

xorWith.js

@@ -18,3 +18,3 @@ import arrayFilter from './_arrayFilter';
  * @param {Function} [comparator] The comparator invoked per element.
- * @returns {Array} Returns the new array of values.
+ * @returns {Array} Returns the new array of filtered values.
  * @example
@@ -21,0 +21,0 @@ *

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