Merge branch 'release/2.0.0'

Author: wimpyprogrammer

Diff for: package.json

@@ -1,6 +1,6 @@
 {
   "name": "regex-to-strings",
-  "version": "1.1.0",
+  "version": "2.0.0",
   "repository": {
     "type": "git",
     "url": "git+https://github.com/wimpyprogrammer/regex-to-strings.git"

Diff for: src/constants/index.ts

@@ -0,0 +1,44 @@
+const nbsp = String.fromCharCode(160);
+const whitespace = ` \t\r\n${nbsp}`.split('');
+
+const digits = '0123456789'.split('');
+
+const underscore = '_';
+const basicLowercase = 'abcdefghijklmnopqrstuvwxyz'.split('');
+const basicUppercase = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'.split('');
+const basicAlpha = [...basicLowercase, ...basicUppercase, underscore];
+
+const basicSpecial = '~`!@#$%^&*()-=+<,>.?/[]{}|\\:;"\''.split('');
+
+const extendedLowercase = 'àáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿ'.split('');
+const extendedUppercase = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞß'.split('');
+const shy = String.fromCharCode(173);
+const extendedSpecial = `¡¢£¤¥¦§¨©ª«¬®¯°±²³´µ¶·¸¹º»¼½¾¿×÷${shy}`.split('');
+
+// Special Windows-1252 display characters in the extended ASCII range
+// https://www.ascii-code.com/#extendedASCIIDescription
+const windows1252Special = '€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ'.split('');
+
+const extended = [
+	...extendedLowercase,
+	...extendedUppercase,
+	...extendedSpecial,
+	...windows1252Special,
+];
+
+const all = [
+	...whitespace,
+	...digits,
+	...basicAlpha,
+	...basicSpecial,
+	...extended,
+];
+
+export const Chars = {
+	all,
+	basicAlpha,
+	basicSpecial,
+	digits,
+	extended,
+	whitespace,
+};

Diff for: src/expanders/character-class-pattern.ts

@@ -1,4 +1,5 @@
 import { CharacterClass } from 'regexp-tree/ast';
+import { Chars } from '../constants';
 import Expander from '../Expander';
 import Expansion from '../Expansion';
 import sortRandom from '../sorts/fisher-yates-random';
@@ -18,16 +19,7 @@ function getReferencedCodePoints(
 	return [expression.codePoint];
 }
 
-const allCharOptions =
-	' \t\r\n' +
-	'abcdefghijklmnopqrstuvwxyz' +
-	'ABCDEFGHIJKLMNOPQRSTUVWXYZ' +
-	'0123456789' +
-	'~`!@#$%^&*()-_=+<,>.?/[]{}|\\:;"\'';
-
-const allCodePointOptions = allCharOptions
-	.split('')
-	.map(char => char.charCodeAt(0));
+const allCodePointOptions = Chars.all.map(char => char.charCodeAt(0));
 
 /**
  * Expand an expression which represents a single character from a