Bump to v4.11.0.

README.md

@@ -1,6 +1,6 @@
-# lodash v4.7.0
+# lodash v4.11.0
 
-The [lodash](https://lodash.com/) library exported as [Node.js](https://nodejs.org/) modules.
+The [Lodash](https://lodash.com/) library exported as [Node.js](https://nodejs.org/) modules.
 
 ## Installation
 
@@ -28,11 +28,11 @@ var chunk = require('lodash/chunk');
 var extend = require('lodash/fp/extend');
 ```
 
-See the [package source](https://github.com/lodash/lodash/tree/4.7.0-npm) for more details.
+See the [package source](https://github.com/lodash/lodash/tree/4.11.0-npm) for more details.
 
 **Note:**<br>
 Don’t assign values to the [special variable](http://nodejs.org/api/repl.html#repl_repl_features) `_` when in the REPL.<br>
-Install [n_](https://www.npmjs.com/package/n_) for a REPL that includes lodash by default.
+Install [n_](https://www.npmjs.com/package/n_) for a REPL that includes `lodash` by default.
 
 ## Support
 

_Hash.js

@@ -4,7 +4,7 @@ var nativeCreate = require('./_nativeCreate');
 var objectProto = Object.prototype;
 
 /**
- * Creates an hash object.
+ * Creates a hash object.
  *
  * @private
  * @constructor

_apply.js

@@ -5,7 +5,7 @@
  * @private
  * @param {Function} func The function to invoke.
  * @param {*} thisArg The `this` binding of `func`.
- * @param {...*} args The arguments to invoke `func` with.
+ * @param {Array} args The arguments to invoke `func` with.
  * @returns {*} Returns the result of `func`.
  */
 function apply(func, thisArg, args) {

_baseFlatten.js

@@ -1,7 +1,5 @@
 var arrayPush = require('./_arrayPush'),
-    isArguments = require('./isArguments'),
+    isFlattenable = require('./_isFlattenable');
-    isArray = require('./isArray'),
-    isArrayLikeObject = require('./isArrayLikeObject');
 
 /**
  * The base implementation of `_.flatten` with support for restricting flattening.
@@ -9,23 +7,24 @@ var arrayPush = require('./_arrayPush'),
  * @private
  * @param {Array} array The array to flatten.
  * @param {number} depth The maximum recursion depth.
- * @param {boolean} [isStrict] Restrict flattening to arrays-like objects.
+ * @param {boolean} [predicate=isFlattenable] The function invoked per iteration.
+ * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks.
  * @param {Array} [result=[]] The initial result value.
  * @returns {Array} Returns the new flattened array.
  */
-function baseFlatten(array, depth, isStrict, result) {
+function baseFlatten(array, depth, predicate, isStrict, result) {
-  result || (result = []);
-
   var index = -1,
       length = array.length;
 
+  predicate || (predicate = isFlattenable);
+  result || (result = []);
+
   while (++index < length) {
     var value = array[index];
-    if (depth > 0 && isArrayLikeObject(value) &&
+    if (depth > 0 && predicate(value)) {
-        (isStrict || isArray(value) || isArguments(value))) {
       if (depth > 1) {
         // Recursively flatten arrays (susceptible to call stack limits).
-        baseFlatten(value, depth - 1, isStrict, result);
+        baseFlatten(value, depth - 1, predicate, isStrict, result);
       } else {
         arrayPush(result, value);
       }

_baseFor.js

@@ -2,7 +2,7 @@ var createBaseFor = require('./_createBaseFor');
 
 /**
  * The base implementation of `baseForOwn` which iterates over `object`
- * properties returned by `keysFunc` invoking `iteratee` for each property.
+ * properties returned by `keysFunc` and invokes `iteratee` for each property.
  * Iteratee functions may exit iteration early by explicitly returning `false`.
  *
  * @private

_baseGet.js

@@ -1,4 +1,4 @@
-var baseCastPath = require('./_baseCastPath'),
+var castPath = require('./_castPath'),
     isKey = require('./_isKey');
 
 /**
@@ -10,7 +10,7 @@ var baseCastPath = require('./_baseCastPath'),
  * @returns {*} Returns the resolved value.
  */
 function baseGet(object, path) {
-  path = isKey(path, object) ? [path] : baseCastPath(path);
+  path = isKey(path, object) ? [path] : castPath(path);
 
   var index = 0,
       length = path.length;

_baseInvoke.js

@@ -1,5 +1,5 @@
 var apply = require('./_apply'),
-    baseCastPath = require('./_baseCastPath'),
+    castPath = require('./_castPath'),
     isKey = require('./_isKey'),
     last = require('./last'),
     parent = require('./_parent');
@@ -16,7 +16,7 @@ var apply = require('./_apply'),
  */
 function baseInvoke(object, path, args) {
   if (!isKey(path, object)) {
-    path = baseCastPath(path);
+    path = castPath(path);
     object = parent(object, path);
     path = last(path);
   }

_baseMatches.js

@@ -1,5 +1,6 @@
 var baseIsMatch = require('./_baseIsMatch'),
-    getMatchData = require('./_getMatchData');
+    getMatchData = require('./_getMatchData'),
+    matchesStrictComparable = require('./_matchesStrictComparable');
 
 /**
  * The base implementation of `_.matches` which doesn't clone `source`.
@@ -11,16 +12,7 @@ var baseIsMatch = require('./_baseIsMatch'),
 function baseMatches(source) {
   var matchData = getMatchData(source);
   if (matchData.length == 1 && matchData[0][2]) {
-    var key = matchData[0][0],
+    return matchesStrictComparable(matchData[0][0], matchData[0][1]);
-        value = matchData[0][1];
-
-    return function(object) {
-      if (object == null) {
-        return false;
-      }
-      return object[key] === value &&
-        (value !== undefined || (key in Object(object)));
-    };
   }
   return function(object) {
     return object === source || baseIsMatch(object, source, matchData);

_baseMatchesProperty.js

@@ -1,6 +1,9 @@
 var baseIsEqual = require('./_baseIsEqual'),
     get = require('./get'),
-    hasIn = require('./hasIn');
+    hasIn = require('./hasIn'),
+    isKey = require('./_isKey'),
+    isStrictComparable = require('./_isStrictComparable'),
+    matchesStrictComparable = require('./_matchesStrictComparable');
 
 /** Used to compose bitmasks for comparison styles. */
 var UNORDERED_COMPARE_FLAG = 1,
@@ -15,6 +18,9 @@ var UNORDERED_COMPARE_FLAG = 1,
  * @returns {Function} Returns the new function.
  */
 function baseMatchesProperty(path, srcValue) {
+  if (isKey(path) && isStrictComparable(srcValue)) {
+    return matchesStrictComparable(path, srcValue);
+  }
   return function(object) {
     var objValue = get(object, path);
     return (objValue === undefined && objValue === srcValue)

_baseNth.js

@@ -0,0 +1,20 @@
+var isIndex = require('./_isIndex');
+
+/**
+ * The base implementation of `_.nth` which doesn't coerce `n` to an integer.
+ *
+ * @private
+ * @param {Array} array The array to query.
+ * @param {number} n The index of the element to return.
+ * @returns {*} Returns the nth element of `array`.
+ */
+function baseNth(array, n) {
+  var length = array.length;
+  if (!length) {
+    return;
+  }
+  n += n < 0 ? length : 0;
+  return isIndex(n, length) ? array[n] : undefined;
+}
+
+module.exports = baseNth;

_baseOrderBy.js

@@ -2,6 +2,7 @@ var arrayMap = require('./_arrayMap'),
     baseIteratee = require('./_baseIteratee'),
     baseMap = require('./_baseMap'),
     baseSortBy = require('./_baseSortBy'),
+    baseUnary = require('./_baseUnary'),
     compareMultiple = require('./_compareMultiple'),
     identity = require('./identity');
 
@@ -16,7 +17,7 @@ var arrayMap = require('./_arrayMap'),
  */
 function baseOrderBy(collection, iteratees, orders) {
   var index = -1;
-  iteratees = arrayMap(iteratees.length ? iteratees : [identity], baseIteratee);
+  iteratees = arrayMap(iteratees.length ? iteratees : [identity], baseUnary(baseIteratee));
 
   var result = baseMap(collection, function(value, key, collection) {
     var criteria = arrayMap(iteratees, function(iteratee) {

_basePullAt.js

@@ -1,4 +1,4 @@
-var baseCastPath = require('./_baseCastPath'),
+var castPath = require('./_castPath'),
     isIndex = require('./_isIndex'),
     isKey = require('./_isKey'),
     last = require('./last'),
@@ -31,7 +31,7 @@ function basePullAt(array, indexes) {
         splice.call(array, index, 1);
       }
       else if (!isKey(index, array)) {
-        var path = baseCastPath(index),
+        var path = castPath(index),
             object = parent(array, path);
 
         if (object != null) {

_baseSet.js

@@ -1,5 +1,5 @@
 var assignValue = require('./_assignValue'),
-    baseCastPath = require('./_baseCastPath'),
+    castPath = require('./_castPath'),
     isIndex = require('./_isIndex'),
     isKey = require('./_isKey'),
     isObject = require('./isObject');
@@ -15,7 +15,7 @@ var assignValue = require('./_assignValue'),
  * @returns {Object} Returns `object`.
  */
 function baseSet(object, path, value, customizer) {
-  path = isKey(path, object) ? [path] : baseCastPath(path);
+  path = isKey(path, object) ? [path] : castPath(path);
 
   var index = -1,
       length = path.length,

_baseUnset.js

@@ -1,4 +1,4 @@
-var baseCastPath = require('./_baseCastPath'),
+var castPath = require('./_castPath'),
     has = require('./has'),
     isKey = require('./_isKey'),
     last = require('./last'),
@@ -13,7 +13,7 @@ var baseCastPath = require('./_baseCastPath'),
  * @returns {boolean} Returns `true` if the property is deleted, else `false`.
  */
 function baseUnset(object, path) {
-  path = isKey(path, object) ? [path] : baseCastPath(path);
+  path = isKey(path, object) ? [path] : castPath(path);
   object = parent(object, path);
   var key = last(path);
   return (object != null && has(object, key)) ? delete object[key] : true;

_castArrayLikeObject.js

@@ -7,8 +7,8 @@ var isArrayLikeObject = require('./isArrayLikeObject');
  * @param {*} value The value to inspect.
  * @returns {Array|Object} Returns the cast array-like object.
  */
-function baseCastArrayLikeObject(value) {
+function castArrayLikeObject(value) {
   return isArrayLikeObject(value) ? value : [];
 }
 
-module.exports = baseCastArrayLikeObject;
+module.exports = castArrayLikeObject;

_castFunction.js

@@ -7,8 +7,8 @@ var identity = require('./identity');
  * @param {*} value The value to inspect.
  * @returns {Function} Returns cast function.
  */
-function baseCastFunction(value) {
+function castFunction(value) {
   return typeof value == 'function' ? value : identity;
 }
 
-module.exports = baseCastFunction;
+module.exports = castFunction;

_castPath.js

@@ -8,8 +8,8 @@ var isArray = require('./isArray'),
  * @param {*} value The value to inspect.
  * @returns {Array} Returns the cast property path array.
  */
-function baseCastPath(value) {
+function castPath(value) {
   return isArray(value) ? value : stringToPath(value);
 }
 
-module.exports = baseCastPath;
+module.exports = castPath;

_castSlice.js

@@ -0,0 +1,18 @@
+var baseSlice = require('./_baseSlice');
+
+/**
+ * Casts `array` to a slice if it's needed.
+ *
+ * @private
+ * @param {Array} array The array to inspect.
+ * @param {number} start The start position.
+ * @param {number} [end=array.length] The end position.
+ * @returns {Array} Returns the cast slice.
+ */
+function castSlice(array, start, end) {
+  var length = array.length;
+  end = end === undefined ? length : end;
+  return (!start && end >= length) ? array : baseSlice(array, start, end);
+}
+
+module.exports = castSlice;

_copyObject.js

@@ -1,4 +1,4 @@
-var copyObjectWith = require('./_copyObjectWith');
+var assignValue = require('./_assignValue');
 
 /**
  * Copies properties of `source` to `object`.
@@ -7,10 +7,25 @@ var copyObjectWith = require('./_copyObjectWith');
  * @param {Object} source The object to copy properties from.
  * @param {Array} props The property identifiers to copy.
  * @param {Object} [object={}] The object to copy properties to.
+ * @param {Function} [customizer] The function to customize copied values.
  * @returns {Object} Returns `object`.
  */
-function copyObject(source, props, object) {
+function copyObject(source, props, object, customizer) {
-  return copyObjectWith(source, props, object);
+  object || (object = {});
+
+  var index = -1,
+      length = props.length;
+
+  while (++index < length) {
+    var key = props[index];
+
+    var newValue = customizer
+      ? customizer(object[key], source[key], key, object, source)
+      : source[key];
+
+    assignValue(object, key, newValue);
+  }
+  return object;
 }
 
 module.exports = copyObject;

_copyObjectWith.js

@@ -1,32 +0,0 @@
-var assignValue = require('./_assignValue');
-
-/**
- * This function is like `copyObject` except that it accepts a function to
- * customize copied values.
- *
- * @private
- * @param {Object} source The object to copy properties from.
- * @param {Array} props The property identifiers to copy.
- * @param {Object} [object={}] The object to copy properties to.
- * @param {Function} [customizer] The function to customize copied values.
- * @returns {Object} Returns `object`.
- */
-function copyObjectWith(source, props, object, customizer) {
-  object || (object = {});
-
-  var index = -1,
-      length = props.length;
-
-  while (++index < length) {
-    var key = props[index];
-
-    var newValue = customizer
-      ? customizer(object[key], source[key], key, object, source)
-      : source[key];
-
-    assignValue(object, key, newValue);
-  }
-  return object;
-}
-
-module.exports = copyObjectWith;

_createCaseFirst.js

@@ -1,18 +1,8 @@
-var stringToArray = require('./_stringToArray'),
+var castSlice = require('./_castSlice'),
+    reHasComplexSymbol = require('./_reHasComplexSymbol'),
+    stringToArray = require('./_stringToArray'),
     toString = require('./toString');
 
-/** Used to compose unicode character classes. */
-var rsAstralRange = '\\ud800-\\udfff',
-    rsComboMarksRange = '\\u0300-\\u036f\\ufe20-\\ufe23',
-    rsComboSymbolsRange = '\\u20d0-\\u20f0',
-    rsVarRange = '\\ufe0e\\ufe0f';
-
-/** Used to compose unicode capture groups. */
-var rsZWJ = '\\u200d';
-
-/** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */
-var reHasComplexSymbol = RegExp('[' + rsZWJ + rsAstralRange  + rsComboMarksRange + rsComboSymbolsRange + rsVarRange + ']');
-
 /**
  * Creates a function like `_.lowerFirst`.
  *
@@ -28,8 +18,13 @@ function createCaseFirst(methodName) {
       ? stringToArray(string)
       : undefined;
 
-    var chr = strSymbols ? strSymbols[0] : string.charAt(0),
+    var chr = strSymbols
-        trailing = strSymbols ? strSymbols.slice(1).join('') : string.slice(1);
+      ? strSymbols[0]
+      : string.charAt(0);
+
+    var trailing = strSymbols
+      ? castSlice(strSymbols, 1).join('')
+      : string.slice(1);
 
     return chr[methodName]() + trailing;
   };

_createCompounder.js

@@ -2,6 +2,12 @@ var arrayReduce = require('./_arrayReduce'),
     deburr = require('./deburr'),
     words = require('./words');
 
+/** Used to compose unicode capture groups. */
+var rsApos = "['\u2019]";
+
+/** Used to match apostrophes. */
+var reApos = RegExp(rsApos, 'g');
+
 /**
  * Creates a function like `_.camelCase`.
  *
@@ -11,7 +17,7 @@ var arrayReduce = require('./_arrayReduce'),
  */
 function createCompounder(callback) {
   return function(string) {
-    return arrayReduce(words(deburr(string)), callback, '');
+    return arrayReduce(words(deburr(string).replace(reApos, '')), callback, '');
   };
 }
 

_createCtorWrapper.js

@@ -11,8 +11,8 @@ var baseCreate = require('./_baseCreate'),
  */
 function createCtorWrapper(Ctor) {
   return function() {
-    // Use a `switch` statement to work with class constructors.
+    // Use a `switch` statement to work with class constructors. See
-    // See http://ecma-international.org/ecma-262/6.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
+    // http://ecma-international.org/ecma-262/6.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
     // for more details.
     var args = arguments;
     switch (args.length) {

_createOver.js

@@ -2,6 +2,9 @@ var apply = require('./_apply'),
     arrayMap = require('./_arrayMap'),
     baseFlatten = require('./_baseFlatten'),
     baseIteratee = require('./_baseIteratee'),
+    baseUnary = require('./_baseUnary'),
+    isArray = require('./isArray'),
+    isFlattenableIteratee = require('./_isFlattenableIteratee'),
     rest = require('./rest');
 
 /**
@@ -13,7 +16,10 @@ var apply = require('./_apply'),
  */
 function createOver(arrayFunc) {
   return rest(function(iteratees) {
-    iteratees = arrayMap(baseFlatten(iteratees, 1), baseIteratee);
+    iteratees = (iteratees.length == 1 && isArray(iteratees[0]))
+      ? arrayMap(iteratees[0], baseUnary(baseIteratee))
+      : arrayMap(baseFlatten(iteratees, 1, isFlattenableIteratee), baseUnary(baseIteratee));
+
     return rest(function(args) {
       var thisArg = this;
       return arrayFunc(iteratees, function(iteratee) {

_createPadding.js

@@ -1,19 +1,9 @@
 var baseRepeat = require('./_baseRepeat'),
+    castSlice = require('./_castSlice'),
+    reHasComplexSymbol = require('./_reHasComplexSymbol'),
     stringSize = require('./_stringSize'),
     stringToArray = require('./_stringToArray');
 
-/** Used to compose unicode character classes. */
-var rsAstralRange = '\\ud800-\\udfff',
-    rsComboMarksRange = '\\u0300-\\u036f\\ufe20-\\ufe23',
-    rsComboSymbolsRange = '\\u20d0-\\u20f0',
-    rsVarRange = '\\ufe0e\\ufe0f';
-
-/** Used to compose unicode capture groups. */
-var rsZWJ = '\\u200d';
-
-/** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */
-var reHasComplexSymbol = RegExp('[' + rsZWJ + rsAstralRange  + rsComboMarksRange + rsComboSymbolsRange + rsVarRange + ']');
-
 /* Built-in method references for those with the same name as other `lodash` methods. */
 var nativeCeil = Math.ceil;
 
@@ -35,7 +25,7 @@ function createPadding(length, chars) {
   }
   var result = baseRepeat(chars, nativeCeil(length / stringSize(chars)));
   return reHasComplexSymbol.test(chars)
-    ? stringToArray(result).slice(0, length).join('')
+    ? castSlice(stringToArray(result), 0, length).join('')
     : result.slice(0, length);
 }
 

_createPartialWrapper.js

@@ -6,9 +6,8 @@ var apply = require('./_apply'),
 var BIND_FLAG = 1;
 
 /**
- * Creates a function that wraps `func` to invoke it with the optional `this`
+ * Creates a function that wraps `func` to invoke it with the `this` binding
- * binding of `thisArg` and the `partials` prepended to those provided to
+ * of `thisArg` and `partials` prepended to the arguments it receives.
- * the wrapper.
  *
  * @private
  * @param {Function} func The function to wrap.

_createRecurryWrapper.js

@@ -1,5 +1,4 @@
-var copyArray = require('./_copyArray'),
+var isLaziable = require('./_isLaziable'),
-    isLaziable = require('./_isLaziable'),
     setData = require('./_setData');
 
 /** Used to compose bitmasks for wrapper metadata. */
@@ -30,7 +29,6 @@ var BIND_FLAG = 1,
  */
 function createRecurryWrapper(func, bitmask, wrapFunc, placeholder, thisArg, partials, holders, argPos, ary, arity) {
   var isCurry = bitmask & CURRY_FLAG,
-      newArgPos = argPos ? copyArray(argPos) : undefined,
       newHolders = isCurry ? holders : undefined,
       newHoldersRight = isCurry ? undefined : holders,
       newPartials = isCurry ? partials : undefined,
@@ -44,7 +42,7 @@ function createRecurryWrapper(func, bitmask, wrapFunc, placeholder, thisArg, par
   }
   var newData = [
     func, bitmask, thisArg, newPartials, newHolders, newPartialsRight,
-    newHoldersRight, newArgPos, ary, arity
+    newHoldersRight, argPos, ary, arity
   ];
 
   var result = wrapFunc.apply(undefined, newData);

_equalByTag.js

@@ -78,7 +78,8 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) {
     case regexpTag:
     case stringTag:
       // Coerce regexes to strings and treat strings, primitives and objects,
-      // as equal. See https://es5.github.io/#x15.10.6.4 for more details.
+      // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring
+      // for more details.
       return object == (other + '');
 
     case mapTag:

_getTag.js

@@ -2,7 +2,8 @@ var DataView = require('./_DataView'),
     Map = require('./_Map'),
     Promise = require('./_Promise'),
     Set = require('./_Set'),
-    WeakMap = require('./_WeakMap');
+    WeakMap = require('./_WeakMap'),
+    toSource = require('./_toSource');
 
 /** `Object#toString` result references. */
 var mapTag = '[object Map]',
@@ -16,21 +17,19 @@ var dataViewTag = '[object DataView]';
 /** Used for built-in method references. */
 var objectProto = Object.prototype;
 
-/** Used to resolve the decompiled source of functions. */
-var funcToString = Function.prototype.toString;
-
 /**
- * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+ * 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 maps, sets, and weakmaps. */
-var dataViewCtorString = DataView ? (DataView + '') : '',
+var dataViewCtorString = toSource(DataView),
-    mapCtorString = Map ? funcToString.call(Map) : '',
+    mapCtorString = toSource(Map),
-    promiseCtorString = Promise ? funcToString.call(Promise) : '',
+    promiseCtorString = toSource(Promise),
-    setCtorString = Set ? funcToString.call(Set) : '',
+    setCtorString = toSource(Set),
-    weakMapCtorString = WeakMap ? funcToString.call(WeakMap) : '';
+    weakMapCtorString = toSource(WeakMap);
 
 /**
  * Gets the `toStringTag` of `value`.
@@ -52,8 +51,8 @@ if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||
     (WeakMap && getTag(new WeakMap) != weakMapTag)) {
   getTag = function(value) {
     var result = objectToString.call(value),
-        Ctor = result == objectTag ? value.constructor : null,
+        Ctor = result == objectTag ? value.constructor : undefined,
-        ctorString = typeof Ctor == 'function' ? funcToString.call(Ctor) : '';
+        ctorString = Ctor ? toSource(Ctor) : undefined;
 
     if (ctorString) {
       switch (ctorString) {

_hasPath.js

@@ -1,4 +1,4 @@
-var baseCastPath = require('./_baseCastPath'),
+var castPath = require('./_castPath'),
     isArguments = require('./isArguments'),
     isArray = require('./isArray'),
     isIndex = require('./_isIndex'),
@@ -16,29 +16,25 @@ var baseCastPath = require('./_baseCastPath'),
  * @returns {boolean} Returns `true` if `path` exists, else `false`.
  */
 function hasPath(object, path, hasFunc) {
-  if (object == null) {
+  path = isKey(path, object) ? [path] : castPath(path);
-    return false;
-  }
-  var result = hasFunc(object, path);
-  if (!result && !isKey(path)) {
-    path = baseCastPath(path);
 
-    var index = -1,
+  var result,
-        length = path.length;
+      index = -1,
+      length = path.length;
 
-    while (object != null && ++index < length) {
+  while (++index < length) {
-      var key = path[index];
+    var key = path[index];
-      if (!(result = hasFunc(object, key))) {
+    if (!(result = object != null && hasFunc(object, key))) {
-        break;
+      break;
-      }
-      object = object[key];
     }
+    object = object[key];
   }
-  var length = object ? object.length : undefined;
+  if (result) {
-  return result || (
+    return result;
-    !!length && isLength(length) && isIndex(path, length) &&
+  }
-    (isArray(object) || isString(object) || isArguments(object))
+  var length = object ? object.length : 0;
-  );
+  return !!length && isLength(length) && isIndex(key, length) &&
+    (isArray(object) || isString(object) || isArguments(object));
 }
 
 module.exports = hasPath;

_isFlattenable.js

@@ -0,0 +1,16 @@
+var isArguments = require('./isArguments'),
+    isArray = require('./isArray'),
+    isArrayLikeObject = require('./isArrayLikeObject');
+
+/**
+ * Checks if `value` is a flattenable `arguments` object or array.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is flattenable, else `false`.
+ */
+function isFlattenable(value) {
+  return isArrayLikeObject(value) && (isArray(value) || isArguments(value));
+}
+
+module.exports = isFlattenable;

_isFlattenableIteratee.js

@@ -0,0 +1,16 @@
+var isArray = require('./isArray'),
+    isFunction = require('./isFunction');
+
+/**
+ * Checks if `value` is a flattenable array and not a `_.matchesProperty`
+ * iteratee shorthand.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is flattenable, else `false`.
+ */
+function isFlattenableIteratee(value) {
+  return isArray(value) && !(value.length == 2 && !isFunction(value[0]));
+}
+
+module.exports = isFlattenableIteratee;

_matchesStrictComparable.js

@@ -0,0 +1,20 @@
+/**
+ * A specialized version of `matchesProperty` for source values suitable
+ * for strict equality comparisons, i.e. `===`.
+ *
+ * @private
+ * @param {string} key The key of the property to get.
+ * @param {*} srcValue The value to match.
+ * @returns {Function} Returns the new function.
+ */
+function matchesStrictComparable(key, srcValue) {
+  return function(object) {
+    if (object == null) {
+      return false;
+    }
+    return object[key] === srcValue &&
+      (srcValue !== undefined || (key in Object(object)));
+  };
+}
+
+module.exports = matchesStrictComparable;

_mergeData.js

@@ -1,6 +1,5 @@
 var composeArgs = require('./_composeArgs'),
     composeArgsRight = require('./_composeArgsRight'),
-    copyArray = require('./_copyArray'),
     replaceHolders = require('./_replaceHolders');
 
 /** Used as the internal argument placeholder. */
@@ -58,20 +57,20 @@ function mergeData(data, source) {
   var value = source[3];
   if (value) {
     var partials = data[3];
-    data[3] = partials ? composeArgs(partials, value, source[4]) : copyArray(value);
+    data[3] = partials ? composeArgs(partials, value, source[4]) : value;
-    data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : copyArray(source[4]);
+    data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : source[4];
   }
   // Compose partial right arguments.
   value = source[5];
   if (value) {
     partials = data[5];
-    data[5] = partials ? composeArgsRight(partials, value, source[6]) : copyArray(value);
+    data[5] = partials ? composeArgsRight(partials, value, source[6]) : value;
-    data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : copyArray(source[6]);
+    data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : source[6];
   }
   // Use source `argPos` if available.
   value = source[7];
   if (value) {
-    data[7] = copyArray(value);
+    data[7] = value;
   }
   // Use source `ary` if it's smaller.
   if (srcBitmask & ARY_FLAG) {

_reHasComplexSymbol.js

@@ -0,0 +1,13 @@
+/** Used to compose unicode character classes. */
+var rsAstralRange = '\\ud800-\\udfff',
+    rsComboMarksRange = '\\u0300-\\u036f\\ufe20-\\ufe23',
+    rsComboSymbolsRange = '\\u20d0-\\u20f0',
+    rsVarRange = '\\ufe0e\\ufe0f';
+
+/** Used to compose unicode capture groups. */
+var rsZWJ = '\\u200d';
+
+/** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */
+var reHasComplexSymbol = RegExp('[' + rsZWJ + rsAstralRange  + rsComboMarksRange + rsComboSymbolsRange + rsVarRange + ']');
+
+module.exports = reHasComplexSymbol;

_stringSize.js

@@ -1,3 +1,5 @@
+var reHasComplexSymbol = require('./_reHasComplexSymbol');
+
 /** Used to compose unicode character classes. */
 var rsAstralRange = '\\ud800-\\udfff',
     rsComboMarksRange = '\\u0300-\\u036f\\ufe20-\\ufe23',
@@ -24,9 +26,6 @@ var reOptMod = rsModifier + '?',
 /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */
 var reComplexSymbol = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');
 
-/** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */
-var reHasComplexSymbol = RegExp('[' + rsZWJ + rsAstralRange  + rsComboMarksRange + rsComboSymbolsRange + rsVarRange + ']');
-
 /**
  * Gets the number of symbols in `string`.
  *

_toKey.js

@@ -1,14 +1,14 @@
 var isSymbol = require('./isSymbol');
 
 /**
- * Casts `value` to a string if it's not a string or symbol.
+ * Converts `value` to a string key if it's not a string or symbol.
  *
  * @private
  * @param {*} value The value to inspect.
- * @returns {string|symbol} Returns the cast key.
+ * @returns {string|symbol} Returns the key.
  */
-function baseCastKey(key) {
+function toKey(key) {
   return (typeof key == 'string' || isSymbol(key)) ? key : (key + '');
 }
 
-module.exports = baseCastKey;
+module.exports = toKey;

_toSource.js

@@ -0,0 +1,23 @@
+/** Used to resolve the decompiled source of functions. */
+var funcToString = Function.prototype.toString;
+
+/**
+ * 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 '';
+}
+
+module.exports = toSource;

array.js

@@ -25,6 +25,7 @@ module.exports = {
   'join': require('./join'),
   'last': require('./last'),
   'lastIndexOf': require('./lastIndexOf'),
+  'nth': require('./nth'),
   'pull': require('./pull'),
   'pullAll': require('./pullAll'),
   'pullAllBy': require('./pullAllBy'),

ary.js

@@ -4,8 +4,8 @@ var createWrapper = require('./_createWrapper');
 var ARY_FLAG = 128;
 
 /**
- * Creates a function that accepts up to `n` arguments, ignoring any
+ * Creates a function that invokes `func`, with up to `n` arguments,
- * additional arguments.
+ * ignoring any additional arguments.
  *
  * @static
  * @memberOf _

assignInWith.js

@@ -1,11 +1,11 @@
-var copyObjectWith = require('./_copyObjectWith'),
+var copyObject = require('./_copyObject'),
     createAssigner = require('./_createAssigner'),
     keysIn = require('./keysIn');
 
 /**
  * This method is like `_.assignIn` except that it accepts `customizer`
  * which is invoked to produce the assigned values. If `customizer` returns
- * `undefined` assignment is handled by the method instead. The `customizer`
+ * `undefined`, assignment is handled by the method instead. The `customizer`
  * is invoked with five arguments: (objValue, srcValue, key, object, source).
  *
  * **Note:** This method mutates `object`.
@@ -31,7 +31,7 @@ var copyObjectWith = require('./_copyObjectWith'),
  * // => { 'a': 1, 'b': 2 }
  */
 var assignInWith = createAssigner(function(object, source, srcIndex, customizer) {
-  copyObjectWith(source, keysIn(source), object, customizer);
+  copyObject(source, keysIn(source), object, customizer);
 });
 
 module.exports = assignInWith;

assignWith.js

@@ -1,11 +1,11 @@
-var copyObjectWith = require('./_copyObjectWith'),
+var copyObject = require('./_copyObject'),
     createAssigner = require('./_createAssigner'),
     keys = require('./keys');
 
 /**
  * This method is like `_.assign` except that it accepts `customizer`
  * which is invoked to produce the assigned values. If `customizer` returns
- * `undefined` assignment is handled by the method instead. The `customizer`
+ * `undefined`, assignment is handled by the method instead. The `customizer`
  * is invoked with five arguments: (objValue, srcValue, key, object, source).
  *
  * **Note:** This method mutates `object`.
@@ -30,7 +30,7 @@ var copyObjectWith = require('./_copyObjectWith'),
  * // => { 'a': 1, 'b': 2 }
  */
 var assignWith = createAssigner(function(object, source, srcIndex, customizer) {
-  copyObjectWith(source, keys(source), object, customizer);
+  copyObject(source, keys(source), object, customizer);
 });
 
 module.exports = assignWith;

at.js

@@ -10,8 +10,7 @@ var baseAt = require('./_baseAt'),
  * @since 1.0.0
  * @category Object
  * @param {Object} object The object to iterate over.
- * @param {...(string|string[])} [paths] The property paths of elements to pick,
+ * @param {...(string|string[])} [paths] The property paths of elements to pick.
- *  specified individually or in arrays.
  * @returns {Array} Returns the new array of picked elements.
  * @example
  *

bind.js

@@ -9,8 +9,7 @@ var BIND_FLAG = 1,
 
 /**
  * Creates a function that invokes `func` with the `this` binding of `thisArg`
- * and prepends any additional `_.bind` arguments to those provided to the
+ * and `partials` prepended to the arguments it receives.
- * bound function.
  *
  * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds,
  * may be used as a placeholder for partially applied arguments.

bindAll.js

@@ -14,8 +14,7 @@ var arrayEach = require('./_arrayEach'),
  * @memberOf _
  * @category Util
  * @param {Object} object The object to bind and assign the bound methods to.
- * @param {...(string|string[])} methodNames The object method names to bind,
+ * @param {...(string|string[])} methodNames The object method names to bind.
- *  specified individually or in arrays.
  * @returns {Object} Returns `object`.
  * @example
  *

bindKey.js

@@ -9,8 +9,8 @@ var BIND_FLAG = 1,
     PARTIAL_FLAG = 32;
 
 /**
- * Creates a function that invokes the method at `object[key]` and prepends
+ * Creates a function that invokes the method at `object[key]` with `partials`
- * any additional `_.bindKey` arguments to those provided to the bound function.
+ * prepended to the arguments it receives.
  *
  * This method differs from `_.bind` by allowing bound functions to reference
  * methods that may be redefined or don't yet exist. See

chunk.js

@@ -1,4 +1,5 @@
 var baseSlice = require('./_baseSlice'),
+    isIterateeCall = require('./_isIterateeCall'),
     toInteger = require('./toInteger');
 
 /* Built-in method references for those with the same name as other `lodash` methods. */
@@ -15,7 +16,8 @@ var nativeCeil = Math.ceil,
  * @since 3.0.0
  * @category Array
  * @param {Array} array The array to process.
- * @param {number} [size=0] The length of each chunk.
+ * @param {number} [size=1] The length of each chunk
+ * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
  * @returns {Array} Returns the new array containing chunks.
  * @example
  *
@@ -25,9 +27,12 @@ var nativeCeil = Math.ceil,
  * _.chunk(['a', 'b', 'c', 'd'], 3);
  * // => [['a', 'b', 'c'], ['d']]
  */
-function chunk(array, size) {
+function chunk(array, size, guard) {
-  size = nativeMax(toInteger(size), 0);
+  if ((guard ? isIterateeCall(array, size, guard) : size === undefined)) {
-
+    size = 1;
+  } else {
+    size = nativeMax(toInteger(size), 0);
+  }
   var length = array ? array.length : 0;
   if (!length || size < 1) {
     return [];

cloneWith.js

@@ -2,7 +2,7 @@ var baseClone = require('./_baseClone');
 
 /**
  * This method is like `_.clone` except that it accepts `customizer` which
- * is invoked to produce the cloned value. If `customizer` returns `undefined`
+ * is invoked to produce the cloned value. If `customizer` returns `undefined`,
  * cloning is handled by the method instead. The `customizer` is invoked with
  * up to four arguments; (value [, index|key, object, stack]).
  *

cond.js

@@ -7,7 +7,7 @@ var apply = require('./_apply'),
 var FUNC_ERROR_TEXT = 'Expected a function';
 
 /**
- * Creates a function that iterates over `pairs` invoking the corresponding
+ * Creates a function that iterates over `pairs` and invokes the corresponding
  * function of the first predicate to return truthy. The predicate-function
  * pairs are invoked with the `this` binding and arguments of the created
  * function.

core.js

@@ -1,6 +1,6 @@
 /**
  * @license
- * lodash 4.7.0 (Custom Build) <https://lodash.com/>
+ * lodash 4.11.0 (Custom Build) <https://lodash.com/>
  * Build: `lodash core -o ./dist/lodash.core.js`
  * Copyright jQuery Foundation and other contributors <https://jquery.org/>
  * Released under MIT license <https://lodash.com/license>
@@ -13,7 +13,7 @@
   var undefined;
 
   /** Used as the semantic version number. */
-  var VERSION = '4.7.0';
+  var VERSION = '4.11.0';
 
   /** Used as the `TypeError` message for "Functions" methods. */
   var FUNC_ERROR_TEXT = 'Expected a function';
@@ -357,7 +357,8 @@
   var idCounter = 0;
 
   /**
-   * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+   * Used to resolve the
+   * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
    * of values.
    */
   var objectToString = objectProto.toString;
@@ -401,9 +402,9 @@
    * 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 two hundred
+   * fusion if the section is applied to an array of at least `200` elements
-   * elements and any iteratees accept only one argument. The heuristic for
+   * and any iteratees accept only one argument. The heuristic for whether a
-   * whether a section qualifies for shortcut fusion is subject to change.
+   * 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.
@@ -463,7 +464,7 @@
    * `isSet`, `isString`, `isUndefined`, `isTypedArray`, `isWeakMap`, `isWeakSet`,
    * `join`, `kebabCase`, `last`, `lastIndexOf`, `lowerCase`, `lowerFirst`,
    * `lt`, `lte`, `max`, `maxBy`, `mean`, `meanBy`, `min`, `minBy`, `multiply`,
-   * `noConflict`, `noop`, `now`, `pad`, `padEnd`, `padStart`, `parseInt`,
+   * `noConflict`, `noop`, `now`, `nth`, `pad`, `padEnd`, `padStart`, `parseInt`,
    * `pop`, `random`, `reduce`, `reduceRight`, `repeat`, `result`, `round`,
    * `runInContext`, `sample`, `shift`, `size`, `snakeCase`, `some`, `sortedIndex`,
    * `sortedIndexBy`, `sortedLastIndex`, `sortedLastIndexBy`, `startCase`,
@@ -639,23 +640,24 @@
    * @private
    * @param {Array} array The array to flatten.
    * @param {number} depth The maximum recursion depth.
-   * @param {boolean} [isStrict] Restrict flattening to arrays-like objects.
+   * @param {boolean} [predicate=isFlattenable] The function invoked per iteration.
+   * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks.
    * @param {Array} [result=[]] The initial result value.
    * @returns {Array} Returns the new flattened array.
    */
-  function baseFlatten(array, depth, isStrict, result) {
+  function baseFlatten(array, depth, predicate, isStrict, result) {
-    result || (result = []);
-
     var index = -1,
         length = array.length;
 
+    predicate || (predicate = isFlattenable);
+    result || (result = []);
+
     while (++index < length) {
       var value = array[index];
-      if (depth > 0 && isArrayLikeObject(value) &&
+      if (depth > 0 && predicate(value)) {
-          (isStrict || isArray(value) || isArguments(value))) {
         if (depth > 1) {
           // Recursively flatten arrays (susceptible to call stack limits).
-          baseFlatten(value, depth - 1, isStrict, result);
+          baseFlatten(value, depth - 1, predicate, isStrict, result);
         } else {
           arrayPush(result, value);
         }
@@ -668,7 +670,7 @@
 
   /**
    * The base implementation of `baseForOwn` which iterates over `object`
-   * properties returned by `keysFunc` invoking `iteratee` for each property.
+   * properties returned by `keysFunc` and invokes `iteratee` for each property.
    * Iteratee functions may exit iteration early by explicitly returning `false`.
    *
    * @private
@@ -1016,22 +1018,10 @@
    * @param {Object} source The object to copy properties from.
    * @param {Array} props The property identifiers to copy.
    * @param {Object} [object={}] The object to copy properties to.
-   * @returns {Object} Returns `object`.
-   */
-  var copyObject = copyObjectWith;
-
-  /**
-   * This function is like `copyObject` except that it accepts a function to
-   * customize copied values.
-   *
-   * @private
-   * @param {Object} source The object to copy properties from.
-   * @param {Array} props The property identifiers to copy.
-   * @param {Object} [object={}] The object to copy properties to.
    * @param {Function} [customizer] The function to customize copied values.
    * @returns {Object} Returns `object`.
    */
-  function copyObjectWith(source, props, object, customizer) {
+  function copyObject(source, props, object, customizer) {
     object || (object = {});
 
     var index = -1,
@@ -1140,8 +1130,8 @@
    */
   function createCtorWrapper(Ctor) {
     return function() {
-      // Use a `switch` statement to work with class constructors.
+      // Use a `switch` statement to work with class constructors. See
-      // See http://ecma-international.org/ecma-262/6.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
+      // http://ecma-international.org/ecma-262/6.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
       // for more details.
       var args = arguments;
       var thisBinding = baseCreate(Ctor.prototype),
@@ -1154,9 +1144,8 @@
   }
 
   /**
-   * Creates a function that wraps `func` to invoke it with the optional `this`
+   * Creates a function that wraps `func` to invoke it with the `this` binding
-   * binding of `thisArg` and the `partials` prepended to those provided to
+   * of `thisArg` and `partials` prepended to the arguments it receives.
-   * the wrapper.
    *
    * @private
    * @param {Function} func The function to wrap.
@@ -1290,7 +1279,8 @@
       case regexpTag:
       case stringTag:
         // Coerce regexes to strings and treat strings, primitives and objects,
-        // as equal. See https://es5.github.io/#x15.10.6.4 for more details.
+        // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring
+        // for more details.
         return object == (other + '');
 
     }
@@ -1392,6 +1382,17 @@
     return null;
   }
 
+  /**
+   * Checks if `value` is a flattenable `arguments` object or array.
+   *
+   * @private
+   * @param {*} value The value to check.
+   * @returns {boolean} Returns `true` if `value` is flattenable, else `false`.
+   */
+  function isFlattenable(value) {
+    return isArrayLikeObject(value) && (isArray(value) || isArguments(value));
+  }
+
   /**
    * Checks if `value` is likely a prototype object.
    *
@@ -1520,14 +1521,14 @@
    * // => undefined
    */
   function head(array) {
-    return array ? array[0] : undefined;
+    return (array && array.length) ? array[0] : undefined;
   }
 
   /**
    * Gets the index at which the first occurrence of `value` is found in `array`
    * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
-   * for equality comparisons. If `fromIndex` is negative, it's used as the offset
+   * for equality comparisons. If `fromIndex` is negative, it's used as the
-   * from the end of `array`.
+   * offset from the end of `array`.
    *
    * @static
    * @memberOf _
@@ -1872,7 +1873,7 @@
   }
 
   /**
-   * Iterates over elements of `collection` invoking `iteratee` for each element.
+   * Iterates over elements of `collection` and invokes `iteratee` for each element.
    * The iteratee is invoked with three arguments: (value, index|key, collection).
    * Iteratee functions may exit iteration early by explicitly returning `false`.
    *
@@ -1905,7 +1906,7 @@
   }
 
   /**
-   * Creates an array of values by running each element in `collection` through
+   * Creates an array of values by running each element in `collection` thru
    * `iteratee`. The iteratee is invoked with three arguments:
    * (value, index|key, collection).
    *
@@ -1913,10 +1914,10 @@
    * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.
    *
    * The guarded methods are:
-   * `ary`, `curry`, `curryRight`, `drop`, `dropRight`, `every`, `fill`,
+   * `ary`, `chunk`, `curry`, `curryRight`, `drop`, `dropRight`, `every`,
-   * `invert`, `parseInt`, `random`, `range`, `rangeRight`, `slice`, `some`,
+   * `fill`, `invert`, `parseInt`, `random`, `range`, `rangeRight`, `repeat`,
-   * `sortBy`, `take`, `takeRight`, `template`, `trim`, `trimEnd`, `trimStart`,
+   * `sampleSize`, `slice`, `some`, `sortBy`, `split`, `take`, `takeRight`,
-   * and `words`
+   * `template`, `trim`, `trimEnd`, `trimStart`, and `words`
    *
    * @static
    * @memberOf _
@@ -1953,9 +1954,9 @@
 
   /**
    * Reduces `collection` to a value which is the accumulated result of running
-   * each element in `collection` through `iteratee`, where each successive
+   * each element in `collection` thru `iteratee`, where each successive
    * invocation is supplied the return value of the previous. If `accumulator`
-   * is not given the first element of `collection` is used as the initial
+   * is not given, the first element of `collection` is used as the initial
    * value. The iteratee is invoked with four arguments:
    * (accumulator, value, index|key, collection).
    *
@@ -2064,7 +2065,7 @@
 
   /**
    * Creates an array of elements, sorted in ascending order by the results of
-   * running each element in a collection through each iteratee. This method
+   * running each element in a collection thru each iteratee. This method
    * performs a stable sort, that is, it preserves the original sort order of
    * equal elements. The iteratees are invoked with one argument: (value).
    *
@@ -2074,8 +2075,7 @@
    * @category Collection
    * @param {Array|Object} collection The collection to iterate over.
    * @param {...(Array|Array[]|Function|Function[]|Object|Object[]|string|string[])}
-   *  [iteratees=[_.identity]] The iteratees to sort by, specified individually
+   *  [iteratees=[_.identity]] The iteratees to sort by.
-   *  or in arrays.
    * @returns {Array} Returns the new sorted array.
    * @example
    *
@@ -2146,8 +2146,7 @@
 
   /**
    * Creates a function that invokes `func` with the `this` binding of `thisArg`
-   * and prepends any additional `_.bind` arguments to those provided to the
+   * and `partials` prepended to the arguments it receives.
-   * bound function.
    *
    * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds,
    * may be used as a placeholder for partially applied arguments.
@@ -2790,8 +2789,9 @@
   }
 
   /**
-   * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+   * Checks if `value` is the
-   * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+   * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types)
+   * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
    *
    * @static
    * @memberOf _
@@ -2849,9 +2849,10 @@
   /**
    * Checks if `value` is `NaN`.
    *
-   * **Note:** This method is not the same as
+   * **Note:** This method is based on
-   * [`isNaN`](https://es5.github.io/#x15.1.2.4) which returns `true` for
+   * [`Number.isNaN`](https://mdn.io/Number/isNaN) and is not the same as
-   * `undefined` and other non-numeric values.
+   * global [`isNaN`](https://mdn.io/isNaN) which returns `true` for
+   * `undefined` and other non-number values.
    *
    * @static
    * @memberOf _
@@ -3109,8 +3110,8 @@
   var toNumber = Number;
 
   /**
-   * Converts `value` to a string if it's not one. An empty string is returned
+   * Converts `value` to a string. An empty string is returned for `null`
-   * for `null` and `undefined` values. The sign of `-0` is preserved.
+   * and `undefined` values. The sign of `-0` is preserved.
    *
    * @static
    * @memberOf _
@@ -3210,7 +3211,7 @@
   /**
    * This method is like `_.assignIn` except that it accepts `customizer`
    * which is invoked to produce the assigned values. If `customizer` returns
-   * `undefined` assignment is handled by the method instead. The `customizer`
+   * `undefined`, assignment is handled by the method instead. The `customizer`
    * is invoked with five arguments: (objValue, srcValue, key, object, source).
    *
    * **Note:** This method mutates `object`.
@@ -3236,12 +3237,12 @@
    * // => { 'a': 1, 'b': 2 }
    */
   var assignInWith = createAssigner(function(object, source, srcIndex, customizer) {
-    copyObjectWith(source, keysIn(source), object, customizer);
+    copyObject(source, keysIn(source), object, customizer);
   });
 
   /**
    * Creates an object that inherits from the `prototype` object. If a
-   * `properties` object is given its own enumerable string keyed properties
+   * `properties` object is given, its own enumerable string keyed properties
    * are assigned to the created object.
    *
    * @static
@@ -3315,16 +3316,16 @@
    * @returns {boolean} Returns `true` if `path` exists, else `false`.
    * @example
    *
-   * var object = { 'a': { 'b': { 'c': 3 } } };
+   * var object = { 'a': { 'b': 2 } };
-   * var other = _.create({ 'a': _.create({ 'b': _.create({ 'c': 3 }) }) });
+   * var other = _.create({ 'a': _.create({ 'b': 2 }) });
    *
    * _.has(object, 'a');
    * // => true
    *
-   * _.has(object, 'a.b.c');
+   * _.has(object, 'a.b');
    * // => true
    *
-   * _.has(object, ['a', 'b', 'c']);
+   * _.has(object, ['a', 'b']);
    * // => true
    *
    * _.has(other, 'a');
@@ -3433,8 +3434,7 @@
    * @memberOf _
    * @category Object
    * @param {Object} object The source object.
-   * @param {...(string|string[])} [props] The property identifiers to pick,
+   * @param {...(string|string[])} [props] The property identifiers to pick.
-   *  specified individually or in arrays.
    * @returns {Object} Returns the new object.
    * @example
    *
@@ -3581,8 +3581,8 @@
 
   /**
    * Creates a function that invokes `func` with the arguments of the created
-   * function. If `func` is a property name the created function returns the
+   * function. If `func` is a property name, the created function returns the
-   * property value for a given element. If `func` is an array or object the
+   * property value for a given element. If `func` is an array or object, the
    * created function returns `true` for elements that contain the equivalent
    * source properties, otherwise it returns `false`.
    *
@@ -3653,7 +3653,7 @@
 
   /**
    * Adds all own enumerable string keyed function properties of a source
-   * object to the destination object. If `object` is a function then methods
+   * object to the destination object. If `object` is a function, then methods
    * are added to its prototype as well.
    *
    * **Note:** Use `_.runInContext` to create a pristine `lodash` function to
@@ -3763,7 +3763,7 @@
   }
 
   /**
-   * Generates a unique ID. If `prefix` is given the ID is appended to it.
+   * Generates a unique ID. If `prefix` is given, the ID is appended to it.
    *
    * @static
    * @since 0.1.0
@@ -3787,7 +3787,7 @@
   /*------------------------------------------------------------------------*/
 
   /**
-   * Computes the maximum value of `array`. If `array` is empty or falsey
+   * Computes the maximum value of `array`. If `array` is empty or falsey,
    * `undefined` is returned.
    *
    * @static
@@ -3811,7 +3811,7 @@
   }
 
   /**
-   * Computes the minimum value of `array`. If `array` is empty or falsey
+   * Computes the minimum value of `array`. If `array` is empty or falsey,
    * `undefined` is returned.
    *
    * @static

core.min.js

@@ -1,30 +1,30 @@
 /**
  * @license
- * lodash 4.7.0 (Custom Build) lodash.com/license | Underscore.js 1.8.3 underscorejs.org/LICENSE
+ * lodash 4.11.0 (Custom Build) lodash.com/license | Underscore.js 1.8.3 underscorejs.org/LICENSE
  * Build: `lodash core -o ./dist/lodash.core.js`
  */
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+return a}):_n&&jn?(dn&&((jn.exports=a)._=a),_n._=a):xn._=a}).call(this);

countBy.js

@@ -8,9 +8,9 @@ var hasOwnProperty = objectProto.hasOwnProperty;
 
 /**
  * Creates an object composed of keys generated from the results of running
- * each element of `collection` through `iteratee`. The corresponding value
+ * each element of `collection` thru `iteratee`. The corresponding value of
- * of each key is the number of times the key was returned by `iteratee`.
+ * each key is the number of times the key was returned by `iteratee`. The
- * The iteratee is invoked with one argument: (value).
+ * iteratee is invoked with one argument: (value).
  *
  * @static
  * @memberOf _

create.js

@@ -3,7 +3,7 @@ var baseAssign = require('./_baseAssign'),
 
 /**
  * Creates an object that inherits from the `prototype` object. If a
- * `properties` object is given its own enumerable string keyed properties
+ * `properties` object is given, its own enumerable string keyed properties
  * are assigned to the created object.
  *
  * @static

debounce.js

@@ -23,7 +23,7 @@ var nativeMax = Math.max,
  * on the trailing edge of the timeout only if the debounced function is
  * invoked more than once during the `wait` timeout.
  *
- * See [David Corbacho's article](http://drupalmotion.com/article/debounce-and-throttle-visual-explanation)
+ * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
  * for details over the differences between `_.debounce` and `_.throttle`.
  *
  * @static
@@ -169,6 +169,9 @@ function debounce(func, wait, options) {
       timerId = setTimeout(timerExpired, wait);
       return invokeFunc(lastCallTime);
     }
+    if (timerId === undefined) {
+      timerId = setTimeout(timerExpired, wait);
+    }
     return result;
   }
   debounced.cancel = cancel;

difference.js

@@ -23,7 +23,7 @@ var baseDifference = require('./_baseDifference'),
  */
 var difference = rest(function(array, values) {
   return isArrayLikeObject(array)
-    ? baseDifference(array, baseFlatten(values, 1, true))
+    ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true))
     : [];
 });
 

differenceBy.js

@@ -35,7 +35,7 @@ var differenceBy = rest(function(array, values) {
     iteratee = undefined;
   }
   return isArrayLikeObject(array)
-    ? baseDifference(array, baseFlatten(values, 1, true), baseIteratee(iteratee))
+    ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), baseIteratee(iteratee))
     : [];
 });
 

differenceWith.js

@@ -31,7 +31,7 @@ var differenceWith = rest(function(array, values) {
     comparator = undefined;
   }
   return isArrayLikeObject(array)
-    ? baseDifference(array, baseFlatten(values, 1, true), undefined, comparator)
+    ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), undefined, comparator)
     : [];
 });
 

escapeRegExp.js

@@ -1,6 +1,9 @@
 var toString = require('./toString');
 
-/** Used to match `RegExp` [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). */
+/**
+ * Used to match `RegExp`
+ * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns).
+ */
 var reRegExpChar = /[\\^$.*+?()[\]{}|]/g,
     reHasRegExpChar = RegExp(reRegExpChar.source);
 

flatMap.js

@@ -3,8 +3,8 @@ var baseFlatten = require('./_baseFlatten'),
 
 /**
  * Creates a flattened array of values by running each element in `collection`
- * through `iteratee` and flattening the mapped results. The iteratee is
+ * thru `iteratee` and flattening the mapped results. The iteratee is invoked
- * invoked with three arguments: (value, index|key, collection).
+ * with three arguments: (value, index|key, collection).
  *
  * @static
  * @memberOf _

forEach.js

@@ -4,7 +4,7 @@ var arrayEach = require('./_arrayEach'),
     isArray = require('./isArray');
 
 /**
- * Iterates over elements of `collection` invoking `iteratee` for each element.
+ * Iterates over elements of `collection` and invokes `iteratee` for each element.
  * The iteratee is invoked with three arguments: (value, index|key, collection).
  * Iteratee functions may exit iteration early by explicitly returning `false`.
  *

forIn.js

@@ -4,9 +4,9 @@ var baseFor = require('./_baseFor'),
 
 /**
  * Iterates over own and inherited enumerable string keyed properties of an
- * object invoking `iteratee` for each property. The iteratee is invoked with
+ * object and invokes `iteratee` for each property. The iteratee is invoked
- * three arguments: (value, key, object). Iteratee functions may exit iteration
+ * with three arguments: (value, key, object). Iteratee functions may exit
- * early by explicitly returning `false`.
+ * iteration early by explicitly returning `false`.
  *
  * @static
  * @memberOf _

forOwn.js

@@ -2,10 +2,10 @@ var baseForOwn = require('./_baseForOwn'),
     baseIteratee = require('./_baseIteratee');
 
 /**
- * Iterates over own enumerable string keyed properties of an object invoking
+ * Iterates over own enumerable string keyed properties of an object and
- * `iteratee` for each property. The iteratee is invoked with three arguments:
+ * invokes `iteratee` for each property. The iteratee is invoked with three
- * (value, key, object). Iteratee functions may exit iteration early by
+ * arguments: (value, key, object). Iteratee functions may exit iteration
- * explicitly returning `false`.
+ * early by explicitly returning `false`.
  *
  * @static
  * @memberOf _

fp/__.js

@@ -0,0 +1 @@
+module.exports = require('./placeholder');

fp/_baseConvert.js

@@ -1,14 +1,99 @@
 var mapping = require('./_mapping'),
     mutateMap = mapping.mutate,
-    fallbackHolder = {};
+    fallbackHolder = require('./placeholder');
+
+/**
+ * Creates a function, with an arity of `n`, that invokes `func` with the
+ * arguments it receives.
+ *
+ * @private
+ * @param {Function} func The function to wrap.
+ * @param {number} n The arity of the new function.
+ * @returns {Function} Returns the new function.
+ */
+function baseArity(func, n) {
+  return n == 2
+    ? function(a, b) { return func.apply(undefined, arguments); }
+    : function(a) { return func.apply(undefined, arguments); };
+}
+
+/**
+ * Creates a function that invokes `func`, with up to `n` arguments, ignoring
+ * any additional arguments.
+ *
+ * @private
+ * @param {Function} func The function to cap arguments for.
+ * @param {number} n The arity cap.
+ * @returns {Function} Returns the new function.
+ */
+function baseAry(func, n) {
+  return n == 2
+    ? function(a, b) { return func(a, b); }
+    : function(a) { return func(a); };
+}
+
+/**
+ * Creates a clone of `array`.
+ *
+ * @private
+ * @param {Array} array The array to clone.
+ * @returns {Array} Returns the cloned array.
+ */
+function cloneArray(array) {
+  var length = array ? array.length : 0,
+      result = Array(length);
+
+  while (length--) {
+    result[length] = array[length];
+  }
+  return result;
+}
+
+/**
+ * Creates a function that clones a given object using the assignment `func`.
+ *
+ * @private
+ * @param {Function} func The assignment function.
+ * @returns {Function} Returns the new cloner function.
+ */
+function createCloner(func) {
+  return function(object) {
+    return func({}, object);
+  };
+}
+
+/**
+ * Creates a function that wraps `func` and uses `cloner` to clone the first
+ * argument it receives.
+ *
+ * @private
+ * @param {Function} func The function to wrap.
+ * @param {Function} cloner The function to clone arguments.
+ * @returns {Function} Returns the new immutable function.
+ */
+function immutWrap(func, cloner) {
+  return function() {
+    var length = arguments.length;
+    if (!length) {
+      return result;
+    }
+    var args = Array(length);
+    while (length--) {
+      args[length] = arguments[length];
+    }
+    var result = args[0] = cloner.apply(undefined, args);
+    func.apply(undefined, args);
+    return result;
+  };
+}
 
 /**
  * The base implementation of `convert` which accepts a `util` object of methods
  * required to perform conversions.
  *
  * @param {Object} util The util object.
- * @param {string} name The name of the function to wrap.
+ * @param {string} name The name of the function to convert.
- * @param {Function} func The function to wrap.
+ * @param {Function} func The function to convert.
  * @param {Object} [options] The options object.
  * @param {boolean} [options.cap=true] Specify capping iteratee arguments.
  * @param {boolean} [options.curry=true] Specify currying.
@@ -40,7 +125,9 @@ function baseConvert(util, name, func, options) {
     'rearg': 'rearg' in options ? options.rearg : true
   };
 
-  var forceRearg = ('rearg' in options) && options.rearg,
+  var forceCurry = ('curry' in options) && options.curry,
+      forceFixed = ('fixed' in options) && options.fixed,
+      forceRearg = ('rearg' in options) && options.rearg,
       placeholder = isLib ? func : fallbackHolder,
       pristine = isLib ? func.runInContext() : undefined;
 
@@ -73,103 +160,6 @@ function baseConvert(util, name, func, options) {
 
   var aryMethodKeys = keys(mapping.aryMethod);
 
-  var baseArity = function(func, n) {
-    return n == 2
-      ? function(a, b) { return func.apply(undefined, arguments); }
-      : function(a) { return func.apply(undefined, arguments); };
-  };
-
-  var baseAry = function(func, n) {
-    return n == 2
-      ? function(a, b) { return func(a, b); }
-      : function(a) { return func(a); };
-  };
-
-  var cloneArray = function(array) {
-    var length = array ? array.length : 0,
-        result = Array(length);
-
-    while (length--) {
-      result[length] = array[length];
-    }
-    return result;
-  };
-
-  var cloneByPath = function(object, path) {
-    path = toPath(path);
-
-    var index = -1,
-        length = path.length,
-        result = clone(Object(object)),
-        nested = result;
-
-    while (nested != null && ++index < length) {
-      var key = path[index],
-          value = nested[key];
-
-      if (value != null) {
-        nested[key] = clone(Object(value));
-      }
-      nested = nested[key];
-    }
-    return result;
-  };
-
-  var convertLib = function(options) {
-    return _.runInContext.convert(options)();
-  };
-
-  var createCloner = function(func) {
-    return function(object) {
-      return func({}, object);
-    };
-  };
-
-  var immutWrap = function(func, cloner) {
-    return function() {
-      var length = arguments.length;
-      if (!length) {
-        return result;
-      }
-      var args = Array(length);
-      while (length--) {
-        args[length] = arguments[length];
-      }
-      var result = args[0] = cloner.apply(undefined, args);
-      func.apply(undefined, args);
-      return result;
-    };
-  };
-
-  var iterateeAry = function(func, n) {
-    return overArg(func, function(func) {
-      return typeof func == 'function' ? baseAry(func, n) : func;
-    });
-  };
-
-  var iterateeRearg = function(func, indexes) {
-    return overArg(func, function(func) {
-      var n = indexes.length;
-      return baseArity(rearg(baseAry(func, n), indexes), n);
-    });
-  };
-
-  var overArg = function(func, iteratee, retArg) {
-    return function() {
-      var length = arguments.length;
-      if (!length) {
-        return func();
-      }
-      var args = Array(length);
-      while (length--) {
-        args[length] = arguments[length];
-      }
-      var index = config.rearg ? 0 : (length - 1);
-      args[index] = iteratee(args[index]);
-      return func.apply(undefined, args);
-    };
-  };
-
   var wrappers = {
     'castArray': function(castArray) {
       return function() {
@@ -230,25 +220,143 @@ function baseConvert(util, name, func, options) {
     }
   };
 
-  var wrap = function(name, func) {
+  /*--------------------------------------------------------------------------*/
-    name = mapping.aliasToReal[name] || name;
-    var wrapper = wrappers[name];
 
-    var convertMethod = function(options) {
+  /**
+   * Creates a clone of `object` by `path`.
+   *
+   * @private
+   * @param {Object} object The object to clone.
+   * @param {Array|string} path The path to clone by.
+   * @returns {Object} Returns the cloned object.
+   */
+  function cloneByPath(object, path) {
+    path = toPath(path);
+
+    var index = -1,
+        length = path.length,
+        result = clone(Object(object)),
+        nested = result;
+
+    while (nested != null && ++index < length) {
+      var key = path[index],
+          value = nested[key];
+
+      if (value != null) {
+        nested[key] = clone(Object(value));
+      }
+      nested = nested[key];
+    }
+    return result;
+  }
+
+  /**
+   * Converts `lodash` to an immutable auto-curried iteratee-first data-last
+   * version with conversion `options` applied.
+   *
+   * @param {Object} [options] The options object. See `baseConvert` for more details.
+   * @returns {Function} Returns the converted `lodash`.
+   */
+  function convertLib(options) {
+    return _.runInContext.convert(options)(undefined);
+  }
+
+  /**
+   * Create a converter function for `func` of `name`.
+   *
+   * @param {string} name The name of the function to convert.
+   * @param {Function} func The function to convert.
+   * @returns {Function} Returns the new converter function.
+   */
+  function createConverter(name, func) {
+    var oldOptions = options;
+    return function(options) {
       var newUtil = isLib ? pristine : helpers,
           newFunc = isLib ? pristine[name] : func,
-          newOptions = assign(assign({}, config), options);
+          newOptions = assign(assign({}, oldOptions), options);
 
       return baseConvert(newUtil, name, newFunc, newOptions);
     };
+  }
+
+  /**
+   * Creates a function that wraps `func` to invoke its iteratee, with up to `n`
+   * arguments, ignoring any additional arguments.
+   *
+   * @private
+   * @param {Function} func The function to cap iteratee arguments for.
+   * @param {number} n The arity cap.
+   * @returns {Function} Returns the new function.
+   */
+  function iterateeAry(func, n) {
+    return overArg(func, function(func) {
+      return typeof func == 'function' ? baseAry(func, n) : func;
+    });
+  }
+
+  /**
+   * Creates a function that wraps `func` to invoke its iteratee with arguments
+   * arranged according to the specified `indexes` where the argument value at
+   * the first index is provided as the first argument, the argument value at
+   * the second index is provided as the second argument, and so on.
+   *
+   * @private
+   * @param {Function} func The function to rearrange iteratee arguments for.
+   * @param {number[]} indexes The arranged argument indexes.
+   * @returns {Function} Returns the new function.
+   */
+  function iterateeRearg(func, indexes) {
+    return overArg(func, function(func) {
+      var n = indexes.length;
+      return baseArity(rearg(baseAry(func, n), indexes), n);
+    });
+  }
+
+  /**
+   * Creates a function that invokes `func` with its first argument passed
+   * thru `transform`.
+   *
+   * @private
+   * @param {Function} func The function to wrap.
+   * @param {...Function} transform The functions to transform the first argument.
+   * @returns {Function} Returns the new function.
+   */
+  function overArg(func, transform) {
+    return function() {
+      var length = arguments.length;
+      if (!length) {
+        return func();
+      }
+      var args = Array(length);
+      while (length--) {
+        args[length] = arguments[length];
+      }
+      var index = config.rearg ? 0 : (length - 1);
+      args[index] = transform(args[index]);
+      return func.apply(undefined, args);
+    };
+  }
+
+  /**
+   * Creates a function that wraps `func` and applys the conversions
+   * rules by `name`.
+   *
+   * @private
+   * @param {string} name The name of the function to wrap.
+   * @param {Function} func The function to wrap.
+   * @returns {Function} Returns the converted function.
+   */
+  function wrap(name, func) {
+    name = mapping.aliasToReal[name] || name;
+
+    var result,
+        wrapped = func,
+        wrapper = wrappers[name];
 
     if (wrapper) {
-      var result = wrapper(func);
+      wrapped = wrapper(func);
-      result.convert = convertMethod;
-      return result;
     }
-    var wrapped = func;
+    else if (config.immutable) {
-    if (config.immutable) {
       if (mutateMap.array[name]) {
         wrapped = immutWrap(func, cloneArray);
       }
@@ -267,7 +375,7 @@ function baseConvert(util, name, func, options) {
               spreadStart = mapping.methodSpread[name];
 
           result = wrapped;
-          if (config.fixed) {
+          if (config.fixed && (forceFixed || !mapping.skipFixed[name])) {
             result = spreadStart === undefined
               ? ary(result, aryKey)
               : spread(result, spreadStart);
@@ -282,7 +390,8 @@ function baseConvert(util, name, func, options) {
               result = iterateeAry(result, aryN);
             }
           }
-          if (config.curry && aryKey > 1) {
+          if (forceCurry || (config.curry && aryKey > 1)) {
+            forceCurry  && console.log(forceCurry, name);
             result = curry(result, aryKey);
           }
           return false;
@@ -293,24 +402,26 @@ function baseConvert(util, name, func, options) {
 
     result || (result = wrapped);
     if (result == func) {
-      result = function() {
+      result = forceCurry ? curry(result, 1) : function() {
         return func.apply(this, arguments);
       };
     }
-    result.convert = convertMethod;
+    result.convert = createConverter(name, func);
     if (mapping.placeholder[name]) {
       setPlaceholder = true;
       result.placeholder = func.placeholder = placeholder;
     }
     return result;
-  };
+  }
+
+  /*--------------------------------------------------------------------------*/
 
   if (!isObj) {
     return wrap(name, func);
   }
   var _ = func;
 
-  // Iterate over methods for the current ary cap.
+  // Convert methods by ary cap.
   var pairs = [];
   each(aryMethodKeys, function(aryKey) {
     each(mapping.aryMethod[aryKey], function(key) {
@@ -321,6 +432,21 @@ function baseConvert(util, name, func, options) {
     });
   });
 
+  // Convert remaining methods.
+  each(keys(_), function(key) {
+    var func = _[key];
+    if (typeof func == 'function') {
+      var length = pairs.length;
+      while (length--) {
+        if (pairs[length][0] == key) {
+          return;
+        }
+      }
+      func.convert = createConverter(key, func);
+      pairs.push([key, func]);
+    }
+  });
+
   // Assign to `_` leaving `_.prototype` unchanged to allow chaining.
   each(pairs, function(pair) {
     _[pair[0]] = pair[1];
@@ -330,7 +456,7 @@ function baseConvert(util, name, func, options) {
   if (setPlaceholder) {
     _.placeholder = placeholder;
   }
-  // Reassign aliases.
+  // Assign aliases.
   each(keys(_), function(key) {
     each(mapping.realToAlias[key] || [], function(alias) {
       _[alias] = _[key];

fp/_convertBrowser.js

@@ -1,9 +1,10 @@
 var baseConvert = require('./_baseConvert');
 
 /**
- * Converts `lodash` to an immutable auto-curried iteratee-first data-last version.
+ * Converts `lodash` to an immutable auto-curried iteratee-first data-last
+ * version with conversion `options` applied.
  *
- * @param {Function} lodash The lodash function.
+ * @param {Function} lodash The lodash function to convert.
  * @param {Object} [options] The options object. See `baseConvert` for more details.
  * @returns {Function} Returns the converted `lodash`.
  */

fp/_falseOptions.js

@@ -0,0 +1,7 @@
+module.exports = {
+  'cap': false,
+  'curry': false,
+  'fixed': false,
+  'immutable': false,
+  'rearg': false
+};

fp/_mapping.js

@@ -30,17 +30,18 @@ exports.aliasToReal = {
   'init': 'initial',
   'invertObj': 'invert',
   'juxt': 'over',
-  'mapObj': 'mapValues',
   'omitAll': 'omit',
   'nAry': 'ary',
   'path': 'get',
   'pathEq': 'matchesProperty',
   'pathOr': 'getOr',
+  'paths': 'at',
   'pickAll': 'pick',
   'pipe': 'flow',
   'prop': 'get',
-  'propOf': 'propertyOf',
+  'propEq': 'matchesProperty',
   'propOr': 'getOr',
+  'props': 'at',
   'unapply': 'rest',
   'unnest': 'flatten',
   'useWith': 'overArgs',
@@ -52,9 +53,10 @@ exports.aliasToReal = {
 exports.aryMethod = {
   '1': [
     'attempt', 'castArray', 'ceil', 'create', 'curry', 'curryRight', 'floor',
-    'fromPairs', 'invert', 'iteratee', 'memoize', 'method', 'methodOf', 'mixin',
+    'flow', 'flowRight', 'fromPairs', 'invert', 'iteratee', 'memoize', 'method',
-    'over', 'overEvery', 'overSome', 'rest', 'reverse', 'round', 'runInContext',
+    'methodOf', 'mixin', 'over', 'overEvery', 'overSome', 'rest', 'reverse',
-    'spread', 'template', 'trim', 'trimEnd', 'trimStart', 'uniqueId', 'words'
+    'round', 'runInContext', 'spread', 'template', 'trim', 'trimEnd', 'trimStart',
+    'uniqueId', 'words'
   ],
   '2': [
     'add', 'after', 'ary', 'assign', 'assignIn', 'at', 'before', 'bind', 'bindAll',
@@ -67,16 +69,17 @@ exports.aryMethod = {
     'get', 'groupBy', 'gt', 'gte', 'has', 'hasIn', 'includes', 'indexOf',
     'intersection', 'invertBy', 'invoke', 'invokeMap', 'isEqual', 'isMatch',
     'join', 'keyBy', 'lastIndexOf', 'lt', 'lte', 'map', 'mapKeys', 'mapValues',
-    'matchesProperty', 'maxBy', 'meanBy', 'merge', 'minBy', 'multiply', 'omit', 'omitBy',
+    'matchesProperty', 'maxBy', 'meanBy', 'merge', 'minBy', 'multiply', 'nth',
-    'overArgs', 'pad', 'padEnd', 'padStart', 'parseInt', 'partial', 'partialRight',
+    'omit', 'omitBy', 'overArgs', 'pad', 'padEnd', 'padStart', 'parseInt',
-    'partition', 'pick', 'pickBy', 'pull', 'pullAll', 'pullAt', 'random', 'range',
+    'partial', 'partialRight', 'partition', 'pick', 'pickBy', 'pull', 'pullAll',
-    'rangeRight', 'rearg', 'reject', 'remove', 'repeat', 'restFrom', 'result',
+    'pullAt', 'random', 'range', 'rangeRight', 'rearg', 'reject', 'remove',
-    'sampleSize', 'some', 'sortBy', 'sortedIndex', 'sortedIndexOf', 'sortedLastIndex',
+    'repeat', 'restFrom', 'result', 'sampleSize', 'some', 'sortBy', 'sortedIndex',
-    'sortedLastIndexOf', 'sortedUniqBy', 'split', 'spreadFrom', 'startsWith',
+    'sortedIndexOf', 'sortedLastIndex', 'sortedLastIndexOf', 'sortedUniqBy',
-    'subtract', 'sumBy', 'take', 'takeRight', 'takeRightWhile', 'takeWhile', 'tap',
+    'split', 'spreadFrom', 'startsWith', 'subtract', 'sumBy', 'take', 'takeRight',
-    'throttle', 'thru', 'times', 'trimChars', 'trimCharsEnd', 'trimCharsStart',
+    'takeRightWhile', 'takeWhile', 'tap', 'throttle', 'thru', 'times', 'trimChars',
-    'truncate', 'union', 'uniqBy', 'uniqWith', 'unset', 'unzipWith', 'without',
+    'trimCharsEnd', 'trimCharsStart', 'truncate', 'union', 'uniqBy', 'uniqWith',
-    'wrap', 'xor', 'zip', 'zipObject', 'zipObjectDeep'
+    'unset', 'unzipWith', 'without', 'wrap', 'xor', 'zip', 'zipObject',
+    'zipObjectDeep'
   ],
   '3': [
     'assignInWith', 'assignWith', 'clamp', 'differenceBy', 'differenceWith',
@@ -244,7 +247,17 @@ exports.remap = {
   'trimCharsStart': 'trimStart'
 };
 
-/** Used to track methods that skip `_.rearg`. */
+/** Used to track methods that skip fixing their arity. */
+exports.skipFixed = {
+  'castArray': true,
+  'flow': true,
+  'flowRight': true,
+  'iteratee': true,
+  'mixin': true,
+  'runInContext': true
+};
+
+/** Used to track methods that skip rearranging arguments. */
 exports.skipRearg = {
   'add': true,
   'assign': true,
@@ -263,6 +276,7 @@ exports.skipRearg = {
   'matchesProperty': true,
   'merge': true,
   'multiply': true,
+  'overArgs': true,
   'partial': true,
   'partialRight': true,
   'random': true,

fp/add.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('add', require('../add'));
+    func = convert('add', require('../add'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/after.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('after', require('../after'));
+    func = convert('after', require('../after'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/ary.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('ary', require('../ary'));
+    func = convert('ary', require('../ary'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/assign.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('assign', require('../assign'));
+    func = convert('assign', require('../assign'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/assignIn.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('assignIn', require('../assignIn'));
+    func = convert('assignIn', require('../assignIn'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/assignInWith.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('assignInWith', require('../assignInWith'));
+    func = convert('assignInWith', require('../assignInWith'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/assignWith.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('assignWith', require('../assignWith'));
+    func = convert('assignWith', require('../assignWith'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/at.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('at', require('../at'));
+    func = convert('at', require('../at'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/attempt.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('attempt', require('../attempt'));
+    func = convert('attempt', require('../attempt'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/before.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('before', require('../before'));
+    func = convert('before', require('../before'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/bind.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('bind', require('../bind'));
+    func = convert('bind', require('../bind'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/bindAll.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('bindAll', require('../bindAll'));
+    func = convert('bindAll', require('../bindAll'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/bindKey.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('bindKey', require('../bindKey'));
+    func = convert('bindKey', require('../bindKey'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/camelCase.js

@@ -1 +1,5 @@
-module.exports = require('../camelCase');
+var convert = require('./convert'),
+    func = convert('camelCase', require('../camelCase'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/capitalize.js

@@ -1 +1,5 @@
-module.exports = require('../capitalize');
+var convert = require('./convert'),
+    func = convert('capitalize', require('../capitalize'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/castArray.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('castArray', require('../castArray'));
+    func = convert('castArray', require('../castArray'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/ceil.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('ceil', require('../ceil'));
+    func = convert('ceil', require('../ceil'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/chain.js

@@ -1 +1,5 @@
-module.exports = require('../chain');
+var convert = require('./convert'),
+    func = convert('chain', require('../chain'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/chunk.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('chunk', require('../chunk'));
+    func = convert('chunk', require('../chunk'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/clamp.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('clamp', require('../clamp'));
+    func = convert('clamp', require('../clamp'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/clone.js

@@ -1 +1,5 @@
-module.exports = require('../clone');
+var convert = require('./convert'),
+    func = convert('clone', require('../clone'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/cloneDeep.js

@@ -1 +1,5 @@
-module.exports = require('../cloneDeep');
+var convert = require('./convert'),
+    func = convert('cloneDeep', require('../cloneDeep'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/cloneDeepWith.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('cloneDeepWith', require('../cloneDeepWith'));
+    func = convert('cloneDeepWith', require('../cloneDeepWith'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/cloneWith.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('cloneWith', require('../cloneWith'));
+    func = convert('cloneWith', require('../cloneWith'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/commit.js

@@ -1 +1,5 @@
-module.exports = require('../commit');
+var convert = require('./convert'),
+    func = convert('commit', require('../commit'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/compact.js

@@ -1 +1,5 @@
-module.exports = require('../compact');
+var convert = require('./convert'),
+    func = convert('compact', require('../compact'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/concat.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('concat', require('../concat'));
+    func = convert('concat', require('../concat'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/cond.js

@@ -1 +1,5 @@
-module.exports = require('../cond');
+var convert = require('./convert'),
+    func = convert('cond', require('../cond'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/conforms.js

@@ -1 +1,5 @@
-module.exports = require('../conforms');
+var convert = require('./convert'),
+    func = convert('conforms', require('../conforms'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/constant.js

@@ -1 +1,5 @@
-module.exports = require('../constant');
+var convert = require('./convert'),
+    func = convert('constant', require('../constant'), require('./_falseOptions'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/convert.js

@@ -3,7 +3,8 @@ var baseConvert = require('./_baseConvert'),
 
 /**
  * Converts `func` of `name` to an immutable auto-curried iteratee-first data-last
- * version. If `name` is an object its methods will be converted.
+ * version with conversion `options` applied. If `name` is an object its methods
+ * will be converted.
  *
  * @param {string} name The name of the function to wrap.
  * @param {Function} [func] The function to wrap.

fp/countBy.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('countBy', require('../countBy'));
+    func = convert('countBy', require('../countBy'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;

fp/create.js

@@ -1,2 +1,5 @@
-var convert = require('./convert');
+var convert = require('./convert'),
-module.exports = convert('create', require('../create'));
+    func = convert('create', require('../create'));
+
+func.placeholder = require('./placeholder');
+module.exports = func;