Bump to v4.5.1.

lodash.trimstart/README.md

@@ -1,4 +1,4 @@
-# lodash.trimstart v4.5.0
+# lodash.trimstart v4.5.1
 
 The [lodash](https://lodash.com/) method `_.trimStart` exported as a [Node.js](https://nodejs.org/) module.
 
@@ -15,4 +15,4 @@ In Node.js:
 var trimStart = require('lodash.trimstart');
 ```
 
-See the [documentation](https://lodash.com/docs#trimStart) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.trimstart) for more details.
+See the [documentation](https://lodash.com/docs#trimStart) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.trimstart) for more details.

lodash.trimstart/index.js

@@ -40,7 +40,10 @@ var reOptMod = rsModifier + '?',
     rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';
 
 /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */
-var reComplexSymbol = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');
+var reUnicode = 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 reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange  + rsComboMarksRange + rsComboSymbolsRange + rsVarRange + ']');
 
 /** Detect free variable `global` from Node.js. */
 var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;
@@ -51,12 +54,23 @@ var freeSelf = typeof self == 'object' && self && self.Object === Object && self
 /** Used as a reference to the global object. */
 var root = freeGlobal || freeSelf || Function('return this')();
 
+/**
+ * Converts an ASCII `string` to an array.
+ *
+ * @private
+ * @param {string} string The string to convert.
+ * @returns {Array} Returns the converted array.
+ */
+function asciiToArray(string) {
+  return string.split('');
+}
+
 /**
  * The base implementation of `_.findIndex` and `_.findLastIndex` without
  * support for iteratee shorthands.
  *
  * @private
- * @param {Array} array The array to search.
+ * @param {Array} array The array to inspect.
  * @param {Function} predicate The function invoked per iteration.
  * @param {number} fromIndex The index to search from.
  * @param {boolean} [fromRight] Specify iterating from right to left.
@@ -78,7 +92,7 @@ function baseFindIndex(array, predicate, fromIndex, fromRight) {
  * The base implementation of `_.indexOf` without `fromIndex` bounds checks.
  *
  * @private
- * @param {Array} array The array to search.
+ * @param {Array} array The array to inspect.
  * @param {*} value The value to search for.
  * @param {number} fromIndex The index to search from.
  * @returns {number} Returns the index of the matched value, else `-1`.
@@ -126,6 +140,17 @@ function charsStartIndex(strSymbols, chrSymbols) {
   return index;
 }
 
+/**
+ * Checks if `string` contains Unicode symbols.
+ *
+ * @private
+ * @param {string} string The string to inspect.
+ * @returns {boolean} Returns `true` if a symbol is found, else `false`.
+ */
+function hasUnicode(string) {
+  return reHasUnicode.test(string);
+}
+
 /**
  * Converts `string` to an array.
  *
@@ -134,7 +159,20 @@ function charsStartIndex(strSymbols, chrSymbols) {
  * @returns {Array} Returns the converted array.
  */
 function stringToArray(string) {
-  return string.match(reComplexSymbol);
+  return hasUnicode(string)
+    ? unicodeToArray(string)
+    : asciiToArray(string);
+}
+
+/**
+ * Converts a Unicode `string` to an array.
+ *
+ * @private
+ * @param {string} string The string to convert.
+ * @returns {Array} Returns the converted array.
+ */
+function unicodeToArray(string) {
+  return string.match(reUnicode) || [];
 }
 
 /** Used for built-in method references. */
@@ -142,7 +180,7 @@ var objectProto = Object.prototype;
 
 /**
  * Used to resolve the
- * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+ * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
  * of values.
  */
 var objectToString = objectProto.toString;

lodash.trimstart/package.json

@@ -1,6 +1,6 @@
 {
   "name": "lodash.trimstart",
-  "version": "4.5.0",
+  "version": "4.5.1",
   "description": "The lodash method `_.trimStart` exported as a module.",
   "homepage": "https://lodash.com/",
   "icon": "https://lodash.com/icon.svg",