Bump to v4.17.12.

LICENSE

@@ -1,4 +1,4 @@
-Copyright JS Foundation and other contributors <https://js.foundation/>
+Copyright OpenJS Foundation and other contributors <https://openjsf.org/>
 
 Based on Underscore.js, copyright Jeremy Ashkenas,
 DocumentCloud and Investigative Reporters & Editors <http://underscorejs.org/>

README.md

@@ -1,4 +1,4 @@
-# lodash-es v4.17.1
+# lodash-es v4.17.12
 
 The [Lodash](https://lodash.com/) library exported as [ES](http://www.ecma-international.org/ecma-262/6.0/) modules.
 
@@ -7,4 +7,4 @@ Generated using [lodash-cli](https://www.npmjs.com/package/lodash-cli):
 $ lodash modularize exports=es -o ./
 ```
 
-See the [package source](https://github.com/lodash/lodash/tree/4.17.1-es) for more details.
+See the [package source](https://github.com/lodash/lodash/tree/4.17.12-es) for more details.

_baseClone.js

@@ -15,7 +15,9 @@ import initCloneByTag from './_initCloneByTag.js';
 import initCloneObject from './_initCloneObject.js';
 import isArray from './isArray.js';
 import isBuffer from './isBuffer.js';
+import isMap from './isMap.js';
 import isObject from './isObject.js';
+import isSet from './isSet.js';
 import keys from './keys.js';
 
 /** Used to compose bitmasks for cloning. */
@@ -123,7 +125,7 @@ function baseClone(value, bitmask, customizer, key, object, stack) {
       if (!cloneableTags[tag]) {
         return object ? value : {};
       }
-      result = initCloneByTag(value, tag, baseClone, isDeep);
+      result = initCloneByTag(value, tag, isDeep);
     }
   }
   // Check for circular references and return its corresponding clone.
@@ -134,6 +136,16 @@ function baseClone(value, bitmask, customizer, key, object, stack) {
   }
   stack.set(value, result);
 
+  if (isSet(value)) {
+    value.forEach(function(subValue) {
+      result.add(baseClone(subValue, bitmask, customizer, subValue, value, stack));
+    });
+  } else if (isMap(value)) {
+    value.forEach(function(subValue, key) {
+      result.set(key, baseClone(subValue, bitmask, customizer, key, value, stack));
+    });
+  }
+
   var keysFunc = isFull
     ? (isFlat ? getAllKeysIn : getAllKeys)
     : (isFlat ? keysIn : keys);

_baseGetTag.js

@@ -20,8 +20,7 @@ function baseGetTag(value) {
   if (value == null) {
     return value === undefined ? undefinedTag : nullTag;
   }
-  value = Object(value);
-  return (symToStringTag && symToStringTag in value)
+  return (symToStringTag && symToStringTag in Object(value))
     ? getRawTag(value)
     : objectToString(value);
 }

_baseIsEqual.js

@@ -1,5 +1,4 @@
 import baseIsEqualDeep from './_baseIsEqualDeep.js';
-import isObject from './isObject.js';
 import isObjectLike from './isObjectLike.js';
 
 /**
@@ -20,7 +19,7 @@ function baseIsEqual(value, other, bitmask, customizer, stack) {
   if (value === other) {
     return true;
   }
-  if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) {
+  if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) {
     return value !== value && other !== other;
   }
   return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);

_baseIsEqualDeep.js

@@ -38,17 +38,12 @@ var hasOwnProperty = objectProto.hasOwnProperty;
 function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {
   var objIsArr = isArray(object),
       othIsArr = isArray(other),
-      objTag = arrayTag,
-      othTag = arrayTag;
+      objTag = objIsArr ? arrayTag : getTag(object),
+      othTag = othIsArr ? arrayTag : getTag(other);
+
+  objTag = objTag == argsTag ? objectTag : objTag;
+  othTag = othTag == argsTag ? objectTag : othTag;
 
-  if (!objIsArr) {
-    objTag = getTag(object);
-    objTag = objTag == argsTag ? objectTag : objTag;
-  }
-  if (!othIsArr) {
-    othTag = getTag(other);
-    othTag = othTag == argsTag ? objectTag : othTag;
-  }
   var objIsObj = objTag == objectTag,
       othIsObj = othTag == objectTag,
       isSameTag = objTag == othTag;

_baseMerge.js

@@ -4,6 +4,7 @@ import baseFor from './_baseFor.js';
 import baseMergeDeep from './_baseMergeDeep.js';
 import isObject from './isObject.js';
 import keysIn from './keysIn.js';
+import safeGet from './_safeGet.js';
 
 /**
  * The base implementation of `_.merge` without support for multiple sources.
@@ -21,13 +22,13 @@ function baseMerge(object, source, srcIndex, customizer, stack) {
     return;
   }
   baseFor(source, function(srcValue, key) {
+    stack || (stack = new Stack);
     if (isObject(srcValue)) {
-      stack || (stack = new Stack);
       baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);
     }
     else {
       var newValue = customizer
-        ? customizer(object[key], srcValue, (key + ''), object, source, stack)
+        ? customizer(safeGet(object, key), srcValue, (key + ''), object, source, stack)
         : undefined;
 
       if (newValue === undefined) {

_baseMergeDeep.js

@@ -11,6 +11,7 @@ import isFunction from './isFunction.js';
 import isObject from './isObject.js';
 import isPlainObject from './isPlainObject.js';
 import isTypedArray from './isTypedArray.js';
+import safeGet from './_safeGet.js';
 import toPlainObject from './toPlainObject.js';
 
 /**
@@ -29,8 +30,8 @@ import toPlainObject from './toPlainObject.js';
  *  counterparts.
  */
 function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) {
-  var objValue = object[key],
-      srcValue = source[key],
+  var objValue = safeGet(object, key),
+      srcValue = safeGet(source, key),
       stacked = stack.get(srcValue);
 
   if (stacked) {
@@ -73,7 +74,7 @@ function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, sta
       if (isArguments(objValue)) {
         newValue = toPlainObject(objValue);
       }
-      else if (!isObject(objValue) || (srcIndex && isFunction(objValue))) {
+      else if (!isObject(objValue) || isFunction(objValue)) {
         newValue = initCloneObject(srcValue);
       }
     }

_basePick.js

@@ -11,7 +11,6 @@ import hasIn from './hasIn.js';
  * @returns {Object} Returns the new object.
  */
 function basePick(object, paths) {
-  object = Object(object);
   return basePickBy(object, paths, function(value, path) {
     return hasIn(object, path);
   });

_basePickBy.js

@@ -1,5 +1,6 @@
 import baseGet from './_baseGet.js';
 import baseSet from './_baseSet.js';
+import castPath from './_castPath.js';
 
 /**
  * The base implementation of  `_.pickBy` without support for iteratee shorthands.
@@ -20,7 +21,7 @@ function basePickBy(object, paths, predicate) {
         value = baseGet(object, path);
 
     if (predicate(value, path)) {
-      baseSet(result, path, value);
+      baseSet(result, castPath(path, object), value);
     }
   }
   return result;

_basePullAt.js

@@ -1,8 +1,5 @@
-import castPath from './_castPath.js';
+import baseUnset from './_baseUnset.js';
 import isIndex from './_isIndex.js';
-import last from './last.js';
-import parent from './_parent.js';
-import toKey from './_toKey.js';
 
 /** Used for built-in method references. */
 var arrayProto = Array.prototype;
@@ -29,14 +26,8 @@ function basePullAt(array, indexes) {
       var previous = index;
       if (isIndex(index)) {
         splice.call(array, index, 1);
-      }
-      else {
-        var path = castPath(index, array),
-            object = parent(array, path);
-
-        if (object != null) {
-          delete object[toKey(last(path))];
-        }
+      } else {
+        baseUnset(array, index);
       }
     }
   }

_baseUnset.js

@@ -3,12 +3,6 @@ import last from './last.js';
 import parent from './_parent.js';
 import toKey from './_toKey.js';
 
-/** Used for built-in method references. */
-var objectProto = Object.prototype;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
 /**
  * The base implementation of `_.unset`.
  *
@@ -20,8 +14,7 @@ var hasOwnProperty = objectProto.hasOwnProperty;
 function baseUnset(object, path) {
   path = castPath(path, object);
   object = parent(object, path);
-  var key = toKey(last(path));
-  return !(object != null && hasOwnProperty.call(object, key)) || delete object[key];
+  return object == null || delete object[toKey(last(path))];
 }
 
 export default baseUnset;

_createFlow.js

@@ -5,9 +5,6 @@ import getFuncName from './_getFuncName.js';
 import isArray from './isArray.js';
 import isLaziable from './_isLaziable.js';
 
-/** Used as the size to enable large array optimizations. */
-var LARGE_ARRAY_SIZE = 200;
-
 /** Error message constants. */
 var FUNC_ERROR_TEXT = 'Expected a function';
 
@@ -64,8 +61,7 @@ function createFlow(fromRight) {
       var args = arguments,
           value = args[0];
 
-      if (wrapper && args.length == 1 &&
-          isArray(value) && value.length >= LARGE_ARRAY_SIZE) {
+      if (wrapper && args.length == 1 && isArray(value)) {
         return wrapper.plant(value).value();
       }
       var index = 0,

_createRound.js

@@ -3,7 +3,8 @@ import toNumber from './toNumber.js';
 import toString from './toString.js';
 
 /* Built-in method references for those with the same name as other `lodash` methods. */
-var nativeMin = Math.min;
+var nativeIsFinite = root.isFinite,
+    nativeMin = Math.min;
 
 /**
  * Creates a function like `_.round`.
@@ -16,8 +17,8 @@ function createRound(methodName) {
   var func = Math[methodName];
   return function(number, precision) {
     number = toNumber(number);
-    precision = nativeMin(toInteger(precision), 292);
-    if (precision) {
+    precision = precision == null ? 0 : nativeMin(toInteger(precision), 292);
+    if (precision && nativeIsFinite(number)) {
       // Shift with exponential notation to avoid floating-point issues.
       // See [MDN](https://mdn.io/round#Examples) for more details.
       var pair = (toString(number) + 'e').split('e'),

_createWrap.js

@@ -83,7 +83,7 @@ function createWrap(func, bitmask, thisArg, partials, holders, argPos, ary, arit
   thisArg = newData[2];
   partials = newData[3];
   holders = newData[4];
-  arity = newData[9] = newData[9] == null
+  arity = newData[9] = newData[9] === undefined
     ? (isBindKey ? 0 : func.length)
     : nativeMax(newData[9] - length, 0);
 

_customDefaultsAssignIn.js

@@ -7,7 +7,9 @@ var objectProto = Object.prototype;
 var hasOwnProperty = objectProto.hasOwnProperty;
 
 /**
- * Used by `_.defaults` to customize its `_.assignIn` use.
+ * Used by `_.defaults` to customize its `_.assignIn` use to assign properties
+ * of source objects to the destination object for all destination properties
+ * that resolve to `undefined`.
  *
  * @private
  * @param {*} objValue The destination value.
@@ -16,7 +18,7 @@ var hasOwnProperty = objectProto.hasOwnProperty;
  * @param {Object} object The parent object of `objValue`.
  * @returns {*} Returns the value to assign.
  */
-function assignInDefaults(objValue, srcValue, key, object) {
+function customDefaultsAssignIn(objValue, srcValue, key, object) {
   if (objValue === undefined ||
       (eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) {
     return srcValue;
@@ -24,4 +26,4 @@ function assignInDefaults(objValue, srcValue, key, object) {
   return objValue;
 }
 
-export default assignInDefaults;
+export default customDefaultsAssignIn;

_customDefaultsMerge.js

@@ -2,7 +2,8 @@ import baseMerge from './_baseMerge.js';
 import isObject from './isObject.js';
 
 /**
- * Used by `_.defaultsDeep` to customize its `_.merge` use.
+ * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source
+ * objects into destination objects that are passed thru.
  *
  * @private
  * @param {*} objValue The destination value.
@@ -14,14 +15,14 @@ import isObject from './isObject.js';
  *  counterparts.
  * @returns {*} Returns the value to assign.
  */
-function mergeDefaults(objValue, srcValue, key, object, source, stack) {
+function customDefaultsMerge(objValue, srcValue, key, object, source, stack) {
   if (isObject(objValue) && isObject(srcValue)) {
     // Recursively merge objects and arrays (susceptible to call stack limits).
     stack.set(srcValue, objValue);
-    baseMerge(objValue, srcValue, undefined, mergeDefaults, stack);
+    baseMerge(objValue, srcValue, undefined, customDefaultsMerge, stack);
     stack['delete'](srcValue);
   }
   return objValue;
 }
 
-export default mergeDefaults;
+export default customDefaultsMerge;

_customOmitClone.js

@@ -0,0 +1,16 @@
+import isPlainObject from './isPlainObject.js';
+
+/**
+ * Used by `_.omit` to customize its `_.cloneDeep` use to only clone plain
+ * objects.
+ *
+ * @private
+ * @param {*} value The value to inspect.
+ * @param {string} key The key of the property to inspect.
+ * @returns {*} Returns the uncloned value or `undefined` to defer cloning to `_.cloneDeep`.
+ */
+function customOmitClone(value) {
+  return isPlainObject(value) ? undefined : value;
+}
+
+export default customOmitClone;

_equalObjects.js

@@ -1,4 +1,4 @@
-import keys from './keys.js';
+import getAllKeys from './_getAllKeys.js';
 
 /** Used to compose bitmasks for value comparisons. */
 var COMPARE_PARTIAL_FLAG = 1;
@@ -24,9 +24,9 @@ var hasOwnProperty = objectProto.hasOwnProperty;
  */
 function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {
   var isPartial = bitmask & COMPARE_PARTIAL_FLAG,
-      objProps = keys(object),
+      objProps = getAllKeys(object),
       objLength = objProps.length,
-      othProps = keys(other),
+      othProps = getAllKeys(other),
       othLength = othProps.length;
 
   if (objLength != othLength && !isPartial) {

_getSymbols.js

@@ -1,6 +1,12 @@
-import overArg from './_overArg.js';
+import arrayFilter from './_arrayFilter.js';
 import stubArray from './stubArray.js';
 
+/** Used for built-in method references. */
+var objectProto = Object.prototype;
+
+/** Built-in value references. */
+var propertyIsEnumerable = objectProto.propertyIsEnumerable;
+
 /* Built-in method references for those with the same name as other `lodash` methods. */
 var nativeGetSymbols = Object.getOwnPropertySymbols;
 
@@ -11,6 +17,14 @@ var nativeGetSymbols = Object.getOwnPropertySymbols;
  * @param {Object} object The object to query.
  * @returns {Array} Returns the array of symbols.
  */
-var getSymbols = nativeGetSymbols ? overArg(nativeGetSymbols, Object) : stubArray;
+var getSymbols = !nativeGetSymbols ? stubArray : function(object) {
+  if (object == null) {
+    return [];
+  }
+  object = Object(object);
+  return arrayFilter(nativeGetSymbols(object), function(symbol) {
+    return propertyIsEnumerable.call(object, symbol);
+  });
+};
 
 export default getSymbols;

_hasUnicodeWord.js

@@ -1,5 +1,5 @@
 /** Used to detect strings that need a more robust regexp to match words. */
-var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2,}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;
+var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;
 
 /**
  * Checks if `string` contains a word composed of Unicode symbols.

_hashHas.js

@@ -17,7 +17,7 @@ var hasOwnProperty = objectProto.hasOwnProperty;
  */
 function hashHas(key) {
   var data = this.__data__;
-  return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key);
+  return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key);
 }
 
 export default hashHas;

_initCloneArray.js

@@ -13,7 +13,7 @@ var hasOwnProperty = objectProto.hasOwnProperty;
  */
 function initCloneArray(array) {
   var length = array.length,
-      result = array.constructor(length);
+      result = new array.constructor(length);
 
   // Add properties assigned by `RegExp#exec`.
   if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {

_initCloneByTag.js

@@ -1,8 +1,6 @@
 import cloneArrayBuffer from './_cloneArrayBuffer.js';
 import cloneDataView from './_cloneDataView.js';
-import cloneMap from './_cloneMap.js';
 import cloneRegExp from './_cloneRegExp.js';
-import cloneSet from './_cloneSet.js';
 import cloneSymbol from './_cloneSymbol.js';
 import cloneTypedArray from './_cloneTypedArray.js';
 
@@ -32,16 +30,15 @@ var arrayBufferTag = '[object ArrayBuffer]',
  * Initializes an object clone based on its `toStringTag`.
  *
  * **Note:** This function only supports cloning values with tags of
- * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
+ * `Boolean`, `Date`, `Error`, `Map`, `Number`, `RegExp`, `Set`, or `String`.
  *
  * @private
  * @param {Object} object The object to clone.
  * @param {string} tag The `toStringTag` of the object to clone.
- * @param {Function} cloneFunc The function to clone values.
  * @param {boolean} [isDeep] Specify a deep clone.
  * @returns {Object} Returns the initialized clone.
  */
-function initCloneByTag(object, tag, cloneFunc, isDeep) {
+function initCloneByTag(object, tag, isDeep) {
   var Ctor = object.constructor;
   switch (tag) {
     case arrayBufferTag:
@@ -60,7 +57,7 @@ function initCloneByTag(object, tag, cloneFunc, isDeep) {
       return cloneTypedArray(object, isDeep);
 
     case mapTag:
-      return cloneMap(object, isDeep, cloneFunc);
+      return new Ctor;
 
     case numberTag:
     case stringTag:
@@ -70,7 +67,7 @@ function initCloneByTag(object, tag, cloneFunc, isDeep) {
       return cloneRegExp(object);
 
     case setTag:
-      return cloneSet(object, isDeep, cloneFunc);
+      return new Ctor;
 
     case symbolTag:
       return cloneSymbol(object);

_isIndex.js

@@ -13,10 +13,13 @@ var reIsUint = /^(?:0|[1-9]\d*)$/;
  * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
  */
 function isIndex(value, length) {
+  var type = typeof value;
   length = length == null ? MAX_SAFE_INTEGER : length;
+
   return !!length &&
-    (typeof value == 'number' || reIsUint.test(value)) &&
-    (value > -1 && value % 1 == 0 && value < length);
+    (type == 'number' ||
+      (type != 'symbol' && reIsUint.test(value))) &&
+        (value > -1 && value % 1 == 0 && value < length);
 }
 
 export default isIndex;

_lazyValue.js

@@ -2,9 +2,6 @@ import baseWrapperValue from './_baseWrapperValue.js';
 import getView from './_getView.js';
 import isArray from './isArray.js';
 
-/** Used as the size to enable large array optimizations. */
-var LARGE_ARRAY_SIZE = 200;
-
 /** Used to indicate the type of lazy iteratees. */
 var LAZY_FILTER_FLAG = 1,
     LAZY_MAP_FLAG = 2;
@@ -36,8 +33,7 @@ function lazyValue() {
       resIndex = 0,
       takeCount = nativeMin(length, this.__takeCount__);
 
-  if (!isArr || arrLength < LARGE_ARRAY_SIZE ||
-      (arrLength == length && takeCount == length)) {
+  if (!isArr || (!isRight && arrLength == length && takeCount == length)) {
     return baseWrapperValue(array, this.__actions__);
   }
   var result = [];

_nodeUtil.js

@@ -15,6 +15,14 @@ var freeProcess = moduleExports && freeGlobal.process;
 /** Used to access faster Node.js helpers. */
 var nodeUtil = (function() {
   try {
+    // Use `util.types` for Node.js 10+.
+    var types = freeModule && freeModule.require && freeModule.require('util').types;
+
+    if (types) {
+      return types;
+    }
+
+    // Legacy `process.binding('util')` for Node.js < 10.
     return freeProcess && freeProcess.binding && freeProcess.binding('util');
   } catch (e) {}
 }());

_safeGet.js

@@ -0,0 +1,21 @@
+/**
+ * Gets the value at `key`, unless `key` is "__proto__" or "constructor".
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @param {string} key The key of the property to get.
+ * @returns {*} Returns the property value.
+ */
+function safeGet(object, key) {
+  if (key === 'constructor' && typeof object[key] === 'function') {
+    return;
+  }
+
+  if (key == '__proto__') {
+    return;
+  }
+
+  return object[key];
+}
+
+export default safeGet;

_stringToPath.js

@@ -1,8 +1,7 @@
 import memoizeCapped from './_memoizeCapped.js';
 
 /** Used to match property names within property paths. */
-var reLeadingDot = /^\./,
-    rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;
+var rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;
 
 /** Used to match backslashes in property paths. */
 var reEscapeChar = /\\(\\)?/g;
@@ -16,11 +15,11 @@ var reEscapeChar = /\\(\\)?/g;
  */
 var stringToPath = memoizeCapped(function(string) {
   var result = [];
-  if (reLeadingDot.test(string)) {
+  if (string.charCodeAt(0) === 46 /* . */) {
     result.push('');
   }
-  string.replace(rePropName, function(match, number, quote, string) {
-    result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
+  string.replace(rePropName, function(match, number, quote, subString) {
+    result.push(quote ? subString.replace(reEscapeChar, '$1') : (number || match));
   });
   return result;
 });

_unicodeWords.js

@@ -38,8 +38,8 @@ var rsMiscLower = '(?:' + rsLower + '|' + rsMisc + ')',
     reOptMod = rsModifier + '?',
     rsOptVar = '[' + rsVarRange + ']?',
     rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',
-    rsOrdLower = '\\d*(?:(?:1st|2nd|3rd|(?![123])\\dth)\\b)',
-    rsOrdUpper = '\\d*(?:(?:1ST|2ND|3RD|(?![123])\\dTH)\\b)',
+    rsOrdLower = '\\d*(?:1st|2nd|3rd|(?![123])\\dth)(?=\\b|[A-Z_])',
+    rsOrdUpper = '\\d*(?:1ST|2ND|3RD|(?![123])\\dTH)(?=\\b|[a-z_])',
     rsSeq = rsOptVar + reOptMod + rsOptJoin,
     rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq;
 

debounce.js

@@ -108,9 +108,11 @@ function debounce(func, wait, options) {
   function remainingWait(time) {
     var timeSinceLastCall = time - lastCallTime,
         timeSinceLastInvoke = time - lastInvokeTime,
-        result = wait - timeSinceLastCall;
+        timeWaiting = wait - timeSinceLastCall;
 
-    return maxing ? nativeMin(result, maxWait - timeSinceLastInvoke) : result;
+    return maxing
+      ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke)
+      : timeWaiting;
   }
 
   function shouldInvoke(time) {
@@ -171,6 +173,7 @@ function debounce(func, wait, options) {
       }
       if (maxing) {
         // Handle invocations in a tight loop.
+        clearTimeout(timerId);
         timerId = setTimeout(timerExpired, wait);
         return invokeFunc(lastCallTime);
       }

defaults.js

@@ -1,7 +1,13 @@
-import apply from './_apply.js';
-import assignInDefaults from './_assignInDefaults.js';
-import assignInWith from './assignInWith.js';
 import baseRest from './_baseRest.js';
+import eq from './eq.js';
+import isIterateeCall from './_isIterateeCall.js';
+import keysIn from './keysIn.js';
+
+/** Used for built-in method references. */
+var objectProto = Object.prototype;
+
+/** Used to check objects for own properties. */
+var hasOwnProperty = objectProto.hasOwnProperty;
 
 /**
  * Assigns own and inherited enumerable string keyed properties of source
@@ -24,9 +30,35 @@ import baseRest from './_baseRest.js';
  * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });
  * // => { 'a': 1, 'b': 2 }
  */
-var defaults = baseRest(function(args) {
-  args.push(undefined, assignInDefaults);
-  return apply(assignInWith, undefined, args);
+var defaults = baseRest(function(object, sources) {
+  object = Object(object);
+
+  var index = -1;
+  var length = sources.length;
+  var guard = length > 2 ? sources[2] : undefined;
+
+  if (guard && isIterateeCall(sources[0], sources[1], guard)) {
+    length = 1;
+  }
+
+  while (++index < length) {
+    var source = sources[index];
+    var props = keysIn(source);
+    var propsIndex = -1;
+    var propsLength = props.length;
+
+    while (++propsIndex < propsLength) {
+      var key = props[propsIndex];
+      var value = object[key];
+
+      if (value === undefined ||
+          (eq(value, objectProto[key]) && !hasOwnProperty.call(object, key))) {
+        object[key] = source[key];
+      }
+    }
+  }
+
+  return object;
 });
 
 export default defaults;

defaultsDeep.js

@@ -1,6 +1,6 @@
 import apply from './_apply.js';
 import baseRest from './_baseRest.js';
-import mergeDefaults from './_mergeDefaults.js';
+import customDefaultsMerge from './_customDefaultsMerge.js';
 import mergeWith from './mergeWith.js';
 
 /**
@@ -23,7 +23,7 @@ import mergeWith from './mergeWith.js';
  * // => { 'a': { 'b': 2, 'c': 3 } }
  */
 var defaultsDeep = baseRest(function(args) {
-  args.push(undefined, mergeDefaults);
+  args.push(undefined, customDefaultsMerge);
   return apply(mergeWith, undefined, args);
 });
 

invert.js

@@ -2,6 +2,16 @@ import constant from './constant.js';
 import createInverter from './_createInverter.js';
 import identity from './identity.js';
 
+/** Used for built-in method references. */
+var objectProto = Object.prototype;
+
+/**
+ * Used to resolve the
+ * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
+ * of values.
+ */
+var nativeObjectToString = objectProto.toString;
+
 /**
  * Creates an object composed of the inverted keys and values of `object`.
  * If `object` contains duplicate values, subsequent values overwrite
@@ -21,6 +31,11 @@ import identity from './identity.js';
  * // => { '1': 'c', '2': 'b' }
  */
 var invert = createInverter(function(result, value, key) {
+  if (value != null &&
+      typeof value.toString != 'function') {
+    value = nativeObjectToString.call(value);
+  }
+
   result[value] = key;
 }, constant(identity));
 

invertBy.js

@@ -7,6 +7,13 @@ var objectProto = Object.prototype;
 /** Used to check objects for own properties. */
 var hasOwnProperty = objectProto.hasOwnProperty;
 
+/**
+ * Used to resolve the
+ * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
+ * of values.
+ */
+var nativeObjectToString = objectProto.toString;
+
 /**
  * This method is like `_.invert` except that the inverted object is generated
  * from the results of running each element of `object` thru `iteratee`. The
@@ -34,6 +41,11 @@ var hasOwnProperty = objectProto.hasOwnProperty;
  * // => { 'group1': ['a', 'c'], 'group2': ['b'] }
  */
 var invertBy = createInverter(function(result, value, key) {
+  if (value != null &&
+      typeof value.toString != 'function') {
+    value = nativeObjectToString.call(value);
+  }
+
   if (hasOwnProperty.call(result, value)) {
     result[value].push(key);
   } else {

isEqual.js

@@ -8,7 +8,7 @@ import baseIsEqual from './_baseIsEqual.js';
  * date objects, error objects, maps, numbers, `Object` objects, regexes,
  * sets, strings, symbols, and typed arrays. `Object` objects are compared
  * by their own, not inherited, enumerable properties. Functions and DOM
- * nodes are **not** supported.
+ * nodes are compared by strict equality, i.e. `===`.
  *
  * @static
  * @memberOf _

lodash.default.js

@@ -2,7 +2,7 @@
  * @license
  * Lodash (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="es" -o ./`
- * Copyright JS Foundation and other contributors <https://js.foundation/>
+ * Copyright OpenJS Foundation and other contributors <https://openjsf.org/>
  * Released under MIT license <https://lodash.com/license>
  * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
  * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
@@ -45,7 +45,7 @@ import toInteger from './toInteger.js';
 import lodash from './wrapperLodash.js';
 
 /** Used as the semantic version number. */
-var VERSION = '4.17.1';
+var VERSION = '4.17.12';
 
 /** Used to compose bitmasks for function metadata. */
 var WRAP_BIND_KEY_FLAG = 2;
@@ -431,14 +431,13 @@ arrayEach(['bind', 'bindKey', 'curry', 'curryRight', 'partial', 'partialRight'],
 // Add `LazyWrapper` methods for `_.drop` and `_.take` variants.
 arrayEach(['drop', 'take'], function(methodName, index) {
   LazyWrapper.prototype[methodName] = function(n) {
-    var filtered = this.__filtered__;
-    if (filtered && !index) {
-      return new LazyWrapper(this);
-    }
     n = n === undefined ? 1 : nativeMax(toInteger(n), 0);
 
-    var result = this.clone();
-    if (filtered) {
+    var result = (this.__filtered__ && !index)
+      ? new LazyWrapper(this)
+      : this.clone();
+
+    if (result.__filtered__) {
       result.__takeCount__ = nativeMin(n, result.__takeCount__);
     } else {
       result.__views__.push({
@@ -607,10 +606,11 @@ arrayEach(['pop', 'push', 'shift', 'sort', 'splice', 'unshift'], function(method
 baseForOwn(LazyWrapper.prototype, function(func, methodName) {
   var lodashFunc = lodash[methodName];
   if (lodashFunc) {
-    var key = (lodashFunc.name + ''),
-        names = realNames[key] || (realNames[key] = []);
-
-    names.push({ 'name': methodName, 'func': lodashFunc });
+    var key = lodashFunc.name + '';
+    if (!hasOwnProperty.call(realNames, key)) {
+      realNames[key] = [];
+    }
+    realNames[key].push({ 'name': methodName, 'func': lodashFunc });
   }
 });
 

lodash.js

@@ -2,7 +2,7 @@
  * @license
  * Lodash (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="es" -o ./`
- * Copyright JS Foundation and other contributors <https://js.foundation/>
+ * Copyright OpenJS Foundation and other contributors <https://openjsf.org/>
  * Released under MIT license <https://lodash.com/license>
  * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
  * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors

omit.js

@@ -3,6 +3,7 @@ import baseClone from './_baseClone.js';
 import baseUnset from './_baseUnset.js';
 import castPath from './_castPath.js';
 import copyObject from './_copyObject.js';
+import customOmitClone from './_customOmitClone.js';
 import flatRest from './_flatRest.js';
 import getAllKeysIn from './_getAllKeysIn.js';
 
@@ -36,16 +37,16 @@ var omit = flatRest(function(object, paths) {
   if (object == null) {
     return result;
   }
-  var bitmask = CLONE_FLAT_FLAG | CLONE_SYMBOLS_FLAG;
+  var isDeep = false;
   paths = arrayMap(paths, function(path) {
     path = castPath(path, object);
-    bitmask |= (path.length > 1 ? CLONE_DEEP_FLAG : 0);
+    isDeep || (isDeep = path.length > 1);
     return path;
   });
-
   copyObject(object, getAllKeysIn(object), result);
-  result = baseClone(result, bitmask);
-
+  if (isDeep) {
+    result = baseClone(result, CLONE_DEEP_FLAG | CLONE_FLAT_FLAG | CLONE_SYMBOLS_FLAG, customOmitClone);
+  }
   var length = paths.length;
   while (length--) {
     baseUnset(result, paths[length]);

package.json

@@ -1,6 +1,6 @@
 {
   "name": "lodash-es",
-  "version": "4.17.1",
+  "version": "4.17.12",
   "description": "Lodash exported as ES modules.",
   "keywords": "es6, modules, stdlib, util",
   "homepage": "https://lodash.com/custom-builds",
@@ -10,11 +10,12 @@
   "jsnext:main": "lodash.js",
   "main": "lodash.js",
   "module": "lodash.js",
-  "author": "John-David Dalton <john.david.dalton@gmail.com> (http://allyoucanleet.com/)",
+  "sideEffects": false,
+  "author": "John-David Dalton <john.david.dalton@gmail.com>",
   "contributors": [
-    "John-David Dalton <john.david.dalton@gmail.com> (http://allyoucanleet.com/)",
-    "Blaine Bublitz <blaine.bublitz@gmail.com> (https://github.com/phated)",
-    "Mathias Bynens <mathias@qiwi.be> (https://mathiasbynens.be/)"
+    "John-David Dalton <john.david.dalton@gmail.com>",
+    "Mathias Bynens <mathias@qiwi.be>"
   ],
-  "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }
+  "type": "module",
+  "scripts": { "test": "echo \"See https://travis-ci.org/lodash-archive/lodash-cli for testing details.\"" }
 }

result.js

@@ -39,8 +39,8 @@ function result(object, path, defaultValue) {
 
   // Ensure the loop is entered when path is empty.
   if (!length) {
-    object = undefined;
     length = 1;
+    object = undefined;
   }
   while (++index < length) {
     var value = object == null ? undefined : object[toKey(path[index])];

spread.js

@@ -48,18 +48,14 @@ function spread(func, start) {
   if (typeof func != 'function') {
     throw new TypeError(FUNC_ERROR_TEXT);
   }
-  start = start === undefined ? 0 : nativeMax(toInteger(start), 0);
+  start = start == null ? 0 : nativeMax(toInteger(start), 0);
   return baseRest(function(args) {
     var array = args[start],
-        lastIndex = args.length - 1,
         otherArgs = castSlice(args, 0, start);
 
     if (array) {
       arrayPush(otherArgs, array);
     }
-    if (start != lastIndex) {
-      arrayPush(otherArgs, castSlice(args, start + 1));
-    }
     return apply(func, this, otherArgs);
   });
 }

startsWith.js

@@ -28,7 +28,10 @@ import toString from './toString.js';
  */
 function startsWith(string, target, position) {
   string = toString(string);
-  position = baseClamp(toInteger(position), 0, string.length);
+  position = position == null
+    ? 0
+    : baseClamp(toInteger(position), 0, string.length);
+
   target = baseToString(target);
   return string.slice(position, position + target.length) == target;
 }

takeWhile.js

@@ -17,7 +17,7 @@ import baseWhile from './_baseWhile.js';
  *
  * var users = [
  *   { 'user': 'barney',  'active': false },
- *   { 'user': 'fred',    'active': false},
+ *   { 'user': 'fred',    'active': false },
  *   { 'user': 'pebbles', 'active': true }
  * ];
  *

template.js

@@ -1,7 +1,7 @@
-import assignInDefaults from './_assignInDefaults.js';
 import assignInWith from './assignInWith.js';
 import attempt from './attempt.js';
 import baseValues from './_baseValues.js';
+import customDefaultsAssignIn from './_customDefaultsAssignIn.js';
 import escapeStringChar from './_escapeStringChar.js';
 import isError from './isError.js';
 import isIterateeCall from './_isIterateeCall.js';
@@ -27,6 +27,12 @@ var reNoMatch = /($^)/;
 /** Used to match unescaped characters in compiled string literals. */
 var reUnescapedString = /['\n\r\u2028\u2029\\]/g;
 
+/** Used for built-in method references. */
+var objectProto = Object.prototype;
+
+/** Used to check objects for own properties. */
+var hasOwnProperty = objectProto.hasOwnProperty;
+
 /**
  * Creates a compiled template function that can interpolate data properties
  * in "interpolate" delimiters, HTML-escape interpolated data properties in
@@ -141,9 +147,9 @@ function template(string, options, guard) {
     options = undefined;
   }
   string = toString(string);
-  options = assignInWith({}, options, settings, assignInDefaults);
+  options = assignInWith({}, options, settings, customDefaultsAssignIn);
 
-  var imports = assignInWith({}, options.imports, settings.imports, assignInDefaults),
+  var imports = assignInWith({}, options.imports, settings.imports, customDefaultsAssignIn),
       importsKeys = keys(imports),
       importsValues = baseValues(imports, importsKeys);
 
@@ -162,7 +168,14 @@ function template(string, options, guard) {
   , 'g');
 
   // Use a sourceURL for easier debugging.
-  var sourceURL = 'sourceURL' in options ? '//# sourceURL=' + options.sourceURL + '\n' : '';
+  // The sourceURL gets injected into the source that's eval-ed, so be careful
+  // with lookup (in case of e.g. prototype pollution), and strip newlines if any.
+  // A newline wouldn't be a valid sourceURL anyway, and it'd enable code injection.
+  var sourceURL = hasOwnProperty.call(options, 'sourceURL')
+    ? ('//# sourceURL=' +
+       (options.sourceURL + '').replace(/[\r\n]/g, ' ') +
+       '\n')
+    : '';
 
   string.replace(reDelimiters, function(match, escapeValue, interpolateValue, esTemplateValue, evaluateValue, offset) {
     interpolateValue || (interpolateValue = esTemplateValue);
@@ -193,7 +206,9 @@ function template(string, options, guard) {
 
   // If `variable` is not specified wrap a with-statement around the generated
   // code to add the data object to the top of the scope chain.
-  var variable = options.variable;
+  // Like with sourceURL, we take care to not check the option's prototype,
+  // as this configuration is a code injection vector.
+  var variable = hasOwnProperty.call(options, 'variable') && options.variable;
   if (!variable) {
     source = 'with (obj) {\n' + source + '\n}\n';
   }

templateSettings.js

@@ -5,8 +5,8 @@ import reInterpolate from './_reInterpolate.js';
 
 /**
  * By default, the template delimiters used by lodash are like those in
- * embedded Ruby (ERB). Change the following template settings to use
- * alternative delimiters.
+ * embedded Ruby (ERB) as well as ES2015 template strings. Change the
+ * following template settings to use alternative delimiters.
  *
  * @static
  * @memberOf _

toSafeInteger.js

@@ -29,7 +29,9 @@ var MAX_SAFE_INTEGER = 9007199254740991;
  * // => 3
  */
 function toSafeInteger(value) {
-  return baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER);
+  return value
+    ? baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER)
+    : (value === 0 ? value : 0);
 }
 
 export default toSafeInteger;

wrapperLodash.js

@@ -29,9 +29,9 @@ var hasOwnProperty = objectProto.hasOwnProperty;
  * Shortcut fusion is an optimization to merge iteratee calls; this avoids
  * the creation of intermediate arrays and can greatly reduce the number of
  * iteratee executions. Sections of a chain sequence qualify for shortcut
- * fusion if the section is applied to an array of at least `200` elements
- * and any iteratees accept only one argument. The heuristic for whether a
- * section qualifies for shortcut fusion is subject to change.
+ * fusion if the section is applied to an array and iteratees accept only
+ * one argument. The heuristic for whether a section qualifies for shortcut
+ * fusion is subject to change.
  *
  * Chaining is supported in custom builds as long as the `_#value` method is
  * directly or indirectly included in the build.