From b8a3a42278f606b25c47ed6ae30e8b114a3a3ec4 Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Tue, 14 Mar 2017 23:27:37 -0700
Subject: [PATCH] Remove `toString` coercion method use.

---
 capitalize.js   | 3 +--
 deburr.js       | 2 --
 escape.js       | 3 ---
 escapeRegExp.js | 3 ---
 parseInt.js     | 3 +--
 replace.js      | 5 +----
 split.js        | 4 ----
 template.js     | 2 --
 toPath.js       | 3 +--
 toUpper.js      | 2 +-
 trim.js         | 5 +----
 trimEnd.js      | 5 +----
 trimStart.js    | 5 +----
 unescape.js     | 3 ---
 uniqueId.js     | 4 +---
 words.js        | 2 --
 16 files changed, 9 insertions(+), 45 deletions(-)

diff --git a/capitalize.js b/capitalize.js
index 54adb5736..46b11435b 100644
--- a/capitalize.js
+++ b/capitalize.js
@@ -1,4 +1,3 @@
-import toString from './toString.js'
 import upperFirst from './upperFirst.js'
 
 /**
@@ -15,7 +14,7 @@ import upperFirst from './upperFirst.js'
  * // => 'Fred'
  */
 function capitalize(string) {
-  return upperFirst(toString(string).toLowerCase())
+  return upperFirst(string.toLowerCase())
 }
 
 export default capitalize
diff --git a/deburr.js b/deburr.js
index 50a40b34a..0a6a4bcce 100644
--- a/deburr.js
+++ b/deburr.js
@@ -1,5 +1,4 @@
 import deburrLetter from './.internal/deburrLetter.js'
-import toString from './toString.js'
 
 /** Used to match Latin Unicode letters (excluding mathematical operators). */
 const reLatin = /[\xc0-\xd6\xd8-\xf6\xf8-\xff\u0100-\u017f]/g
@@ -36,7 +35,6 @@ const reComboMark = RegExp(rsCombo, 'g')
  * // => 'deja vu'
  */
 function deburr(string) {
-  string = toString(string)
   return string && string.replace(reLatin, deburrLetter).replace(reComboMark, '')
 }
 
diff --git a/escape.js b/escape.js
index e3fdc5e2e..6392bda41 100644
--- a/escape.js
+++ b/escape.js
@@ -1,5 +1,3 @@
-import toString from './toString.js'
-
 /** Used to map characters to HTML entities. */
 const htmlEscapes = {
   '&': '&amp',
@@ -41,7 +39,6 @@ const reHasUnescapedHtml = RegExp(reUnescapedHtml.source)
  * // => 'fred, barney, &amp pebbles'
  */
 function escape(string) {
-  string = toString(string)
   return (string && reHasUnescapedHtml.test(string))
     ? string.replace(reUnescapedHtml, (chr) => htmlEscapes[chr])
     : string
diff --git a/escapeRegExp.js b/escapeRegExp.js
index f2cb434b6..503a103c7 100644
--- a/escapeRegExp.js
+++ b/escapeRegExp.js
@@ -1,5 +1,3 @@
-import toString from './toString.js'
-
 /**
  * Used to match `RegExp`
  * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
@@ -22,7 +20,6 @@ const reHasRegExpChar = RegExp(reRegExpChar.source)
  * // => '\[lodash\]\(https://lodash\.com/\)'
  */
 function escapeRegExp(string) {
-  string = toString(string)
   return (string && reHasRegExpChar.test(string))
     ? string.replace(reRegExpChar, '\\$&')
     : string
diff --git a/parseInt.js b/parseInt.js
index f8384785f..b496ef4c3 100644
--- a/parseInt.js
+++ b/parseInt.js
@@ -1,5 +1,4 @@
 import root from './.internal/root.js'
-import toString from './toString.js'
 
 /** Used to match leading and trailing whitespace. */
 const reTrimStart = /^\s+/
@@ -34,7 +33,7 @@ function parseInt(string, radix) {
   } else if (radix) {
     radix = +radix
   }
-  return nativeParseInt(toString(string).replace(reTrimStart, ''), radix || 0)
+  return nativeParseInt(`${ string }`.replace(reTrimStart, ''), radix || 0)
 }
 
 export default parseInt
diff --git a/replace.js b/replace.js
index d41b23e68..165acfbd3 100644
--- a/replace.js
+++ b/replace.js
@@ -1,5 +1,3 @@
-import toString from './toString.js'
-
 /**
  * Replaces matches for `pattern` in `string` with `replacement`.
  *
@@ -19,8 +17,7 @@ import toString from './toString.js'
  * // => 'Hi Barney'
  */
 function replace(...args) {
-  const string = toString(args[0])
-
+  const string = `${ args[0] }`
   return args.length < 3 ? string : string.replace(args[1], args[2])
 }
 
diff --git a/split.js b/split.js
index 46e0fed42..44da94e1b 100644
--- a/split.js
+++ b/split.js
@@ -1,9 +1,7 @@
-import baseToString from './.internal/baseToString.js'
 import castSlice from './.internal/castSlice.js'
 import hasUnicode from './.internal/hasUnicode.js'
 import isRegExp from './isRegExp.js'
 import stringToArray from './.internal/stringToArray.js'
-import toString from './toString.js'
 
 /** Used as references for the maximum length and index of an array. */
 const MAX_ARRAY_LENGTH = 4294967295
@@ -30,12 +28,10 @@ function split(string, separator, limit) {
   if (!limit) {
     return []
   }
-  string = toString(string)
   if (string && (
         typeof separator == 'string' ||
         (separator != null && !isRegExp(separator))
       )) {
-    separator = baseToString(separator)
     if (!separator && hasUnicode(string)) {
       return castSlice(stringToArray(string), 0, limit)
     }
diff --git a/template.js b/template.js
index 7ce21a245..a4715fb72 100644
--- a/template.js
+++ b/template.js
@@ -6,7 +6,6 @@ import isError from './isError.js'
 import keys from './keys.js'
 import reInterpolate from './.internal/reInterpolate.js'
 import templateSettings from './templateSettings.js'
-import toString from './toString.js'
 
 /** Used to match empty string literals in compiled template source. */
 const reEmptyStringLeading = /\b__p \+= '';/g
@@ -142,7 +141,6 @@ function template(string, options) {
   // and Laura Doktorova's doT.js (https://github.com/olado/doT).
   const settings = templateSettings.imports.templateSettings || templateSettings
 
-  string = toString(string)
   options = assignInWith({}, options, settings, customDefaultsAssignIn)
 
   const imports = assignInWith({}, options.imports, settings.imports, customDefaultsAssignIn)
diff --git a/toPath.js b/toPath.js
index 708a982d0..b69f15772 100644
--- a/toPath.js
+++ b/toPath.js
@@ -3,7 +3,6 @@ import copyArray from './.internal/copyArray.js'
 import isSymbol from './isSymbol.js'
 import stringToPath from './.internal/stringToPath.js'
 import toKey from './.internal/toKey.js'
-import toString from './toString.js'
 
 /**
  * Converts `value` to a property path array.
@@ -24,7 +23,7 @@ function toPath(value) {
   if (Array.isArray(value)) {
     return arrayMap(value, toKey)
   }
-  return isSymbol(value) ? [value] : copyArray(stringToPath(toString(value)))
+  return isSymbol(value) ? [value] : copyArray(stringToPath(value))
 }
 
 export default toPath
diff --git a/toUpper.js b/toUpper.js
index 4ef28a8c1..8ad9b8303 100644
--- a/toUpper.js
+++ b/toUpper.js
@@ -1,4 +1,4 @@
-import toString from './toString.js'
+
 
 /**
  * Converts `string`, as a whole, to upper case just like
diff --git a/trim.js b/trim.js
index 101f21aae..82bc6cd55 100644
--- a/trim.js
+++ b/trim.js
@@ -1,9 +1,7 @@
-import baseToString from './.internal/baseToString.js'
 import castSlice from './.internal/castSlice.js'
 import charsEndIndex from './.internal/charsEndIndex.js'
 import charsStartIndex from './.internal/charsStartIndex.js'
 import stringToArray from './.internal/stringToArray.js'
-import toString from './toString.js'
 
 /**
  * Removes leading and trailing whitespace or specified characters from `string`.
@@ -26,11 +24,10 @@ import toString from './toString.js'
  * // => ['foo', 'bar']
  */
 function trim(string, chars) {
-  string = toString(string)
   if (string && chars === undefined) {
     return string.trim()
   }
-  if (!string || !(chars = baseToString(chars))) {
+  if (!string || !chars) {
     return string
   }
   const strSymbols = stringToArray(string)
diff --git a/trimEnd.js b/trimEnd.js
index f4a2a758b..caba219cf 100644
--- a/trimEnd.js
+++ b/trimEnd.js
@@ -1,8 +1,6 @@
-import baseToString from './.internal/baseToString.js'
 import castSlice from './.internal/castSlice.js'
 import charsEndIndex from './.internal/charsEndIndex.js'
 import stringToArray from './.internal/stringToArray.js'
-import toString from './toString.js'
 
 const methodName = ''.trimRight ? 'trimRight': 'trimEnd'
 
@@ -24,11 +22,10 @@ const methodName = ''.trimRight ? 'trimRight': 'trimEnd'
  * // => '-_-abc'
  */
 function trimEnd(string, chars) {
-  string = toString(string)
   if (string && chars === undefined) {
     return string[methodName]()
   }
-  if (!string || !(chars = baseToString(chars))) {
+  if (!string || !chars) {
     return string
   }
   const strSymbols = stringToArray(string)
diff --git a/trimStart.js b/trimStart.js
index 7ce23153c..2d232a888 100644
--- a/trimStart.js
+++ b/trimStart.js
@@ -1,8 +1,6 @@
-import baseToString from './.internal/baseToString.js'
 import castSlice from './.internal/castSlice.js'
 import charsStartIndex from './.internal/charsStartIndex.js'
 import stringToArray from './.internal/stringToArray.js'
-import toString from './toString.js'
 
 const methodName =  ''.trimLeft ? 'trimLeft' : 'trimStart'
 
@@ -24,11 +22,10 @@ const methodName =  ''.trimLeft ? 'trimLeft' : 'trimStart'
  * // => 'abc-_-'
  */
 function trimStart(string, chars) {
-  string = toString(string)
   if (string && chars === undefined) {
     return string[methodName]()
   }
-  if (!string || !(chars = baseToString(chars))) {
+  if (!string || !chars) {
     return string
   }
   const strSymbols = stringToArray(string)
diff --git a/unescape.js b/unescape.js
index cb3c09ece..9644f395c 100644
--- a/unescape.js
+++ b/unescape.js
@@ -1,5 +1,3 @@
-import toString from './toString.js'
-
 /** Used to map HTML entities to characters. */
 const htmlUnescapes = {
   '&amp;': '&',
@@ -32,7 +30,6 @@ const reHasEscapedHtml = RegExp(reEscapedHtml.source)
  * // => 'fred, barney, & pebbles'
  */
 function unescape(string) {
-  string = toString(string)
   return (string && reHasEscapedHtml.test(string))
     ? string.replace(reEscapedHtml, (entity) => htmlUnescapes[entity])
     : string
diff --git a/uniqueId.js b/uniqueId.js
index 3dd1bec84..c785f8b39 100644
--- a/uniqueId.js
+++ b/uniqueId.js
@@ -1,5 +1,3 @@
-import toString from './toString.js'
-
 /** Used to generate unique IDs. */
 let idCounter = 0
 
@@ -21,7 +19,7 @@ let idCounter = 0
  */
 function uniqueId(prefix) {
   const id = ++idCounter
-  return toString(prefix) + id
+  return `${ prefix + id }`
 }
 
 export default uniqueId
diff --git a/words.js b/words.js
index a182b48c6..def6ed396 100644
--- a/words.js
+++ b/words.js
@@ -1,6 +1,5 @@
 import asciiWords from './.internal/asciiWords.js'
 import hasUnicodeWord from './.internal/hasUnicodeWord.js'
-import toString from './toString.js'
 import unicodeWords from './.internal/unicodeWords.js'
 
 /**
@@ -20,7 +19,6 @@ import unicodeWords from './.internal/unicodeWords.js'
  * // => ['fred', 'barney', '&', 'pebbles']
  */
 function words(string, pattern) {
-  string = toString(string)
   if (pattern === undefined) {
     return hasUnicodeWord(string) ? unicodeWords(string) : asciiWords(string)
   }