yoastseo-dep
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Yoast clientside page analysis
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JavaScript
/*
* The list of accent characters and their ASCII alternatives is taken from wordpress-develop-mirror/blob/master/src/wp-includes/formatting.php.
*/
import getLanguage from "../languageProcessing/helpers/language/getLanguage.js";
import { isUndefined } from "lodash-es";
const transliterationsGeneral = [
/*
* These transliteration objects are not language-specific, and will be applied independently on the locale.
*
* Currency signs:
*
* | Code | Glyph | Replacement | Description |
* | -------- | ----- | ----------- | ------------------- |
* | U+00A3 | £ | (empty) | British Pound sign |
* | U+20AC | € | E | Euro sign |
*
* Decompositions for Latin-1 Supplement:
*
* | Code | Glyph | Replacement | Description |
* | ------- | ----- | ----------- | -------------------------------------- |
* | U+00AA | ª | a | Feminine ordinal indicator |
* | U+00BA | º | o | Masculine ordinal indicator |
* | U+00C0 | À | A | Latin capital letter A with grave |
* | U+00C1 | Á | A | Latin capital letter A with acute |
* | U+00C2 | Â | A | Latin capital letter A with circumflex |
* | U+00C3 | Ã | A | Latin capital letter A with tilde |
* | U+00C4 | Ä | A | Latin capital letter A with diaeresis |
* | U+00C5 | Å | A | Latin capital letter A with ring above |
* | U+00C6 | Æ | AE | Latin capital letter AE |
* | U+00C7 | Ç | C | Latin capital letter C with cedilla |
* | U+00C8 | È | E | Latin capital letter E with grave |
* | U+00C9 | É | E | Latin capital letter E with acute |
* | U+00CA | Ê | E | Latin capital letter E with circumflex |
* | U+00CB | Ë | E | Latin capital letter E with diaeresis |
* | U+00CC | Ì | I | Latin capital letter I with grave |
* | U+00CD | Í | I | Latin capital letter I with acute |
* | U+00CE | Î | I | Latin capital letter I with circumflex |
* | U+00CF | Ï | I | Latin capital letter I with diaeresis |
* | U+00D0 | Ð | D | Latin capital letter Eth |
* | U+00D1 | Ñ | N | Latin capital letter N with tilde |
* | U+00D2 | Ò | O | Latin capital letter O with grave |
* | U+00D3 | Ó | O | Latin capital letter O with acute |
* | U+00D4 | Ô | O | Latin capital letter O with circumflex |
* | U+00D5 | Õ | O | Latin capital letter O with tilde |
* | U+00D6 | Ö | O | Latin capital letter O with diaeresis |
* | U+00D8 | Ø | O | Latin capital letter O with stroke |
* | U+00D9 | Ù | U | Latin capital letter U with grave |
* | U+00DA | Ú | U | Latin capital letter U with acute |
* | U+00DB | Û | U | Latin capital letter U with circumflex |
* | U+00DC | Ü | U | Latin capital letter U with diaeresis |
* | U+00DD | Ý | Y | Latin capital letter Y with acute |
* | U+00DE | Þ | TH | Latin capital letter Thorn |
* | U+00DF | ß | s | Latin small letter sharp s |
* | U+00E0 | à | a | Latin small letter a with grave |
* | U+00E1 | á | a | Latin small letter a with acute |
* | U+00E2 | â | a | Latin small letter a with circumflex |
* | U+00E3 | ã | a | Latin small letter a with tilde |
* | U+00E4 | ä | a | Latin small letter a with diaeresis |
* | U+00E5 | å | a | Latin small letter a with ring above |
* | U+00E6 | æ | ae | Latin small letter ae |
* | U+00E7 | ç | c | Latin small letter c with cedilla |
* | U+00E8 | è | e | Latin small letter e with grave |
* | U+00E9 | é | e | Latin small letter e with acute |
* | U+00EA | ê | e | Latin small letter e with circumflex |
* | U+00EB | ë | e | Latin small letter e with diaeresis |
* | U+00EC | ì | i | Latin small letter i with grave |
* | U+00ED | í | i | Latin small letter i with acute |
* | U+00EE | î | i | Latin small letter i with circumflex |
* | U+00EF | ï | i | Latin small letter i with diaeresis |
* | U+00F0 | ð | d | Latin small letter Eth |
* | U+00F1 | ñ | n | Latin small letter n with tilde |
* | U+00F2 | ò | o | Latin small letter o with grave |
* | U+00F3 | ó | o | Latin small letter o with acute |
* | U+00F4 | ô | o | Latin small letter o with circumflex |
* | U+00F5 | õ | o | Latin small letter o with tilde |
* | U+00F6 | ö | o | Latin small letter o with diaeresis |
* | U+00F8 | ø | o | Latin small letter o with stroke |
* | U+00F9 | ù | u | Latin small letter u with grave |
* | U+00FA | ú | u | Latin small letter u with acute |
* | U+00FB | û | u | Latin small letter u with circumflex |
* | U+00FC | ü | u | Latin small letter u with diaeresis |
* | U+00FD | ý | y | Latin small letter y with acute |
* | U+00FE | þ | th | Latin small letter Thorn |
* | U+00FF | ÿ | y | Latin small letter y with diaeresis |
*
* Decompositions for Latin Extended-A:
*
* | Code | Glyph | Replacement | Description |
* | ------- | ----- | ----------- | ------------------------------------------------- |
* | U+0100 | Ā | A | Latin capital letter A with macron |
* | U+0101 | ā | a | Latin small letter a with macron |
* | U+0102 | Ă | A | Latin capital letter A with breve |
* | U+0103 | ă | a | Latin small letter a with breve |
* | U+0104 | Ą | A | Latin capital letter A with ogonek |
* | U+0105 | ą | a | Latin small letter a with ogonek |
* | U+0106 | Ć | C | Latin capital letter C with acute |
* | U+0107 | ć | c | Latin small letter c with acute |
* | U+0108 | Ĉ | C | Latin capital letter C with circumflex |
* | U+0109 | ĉ | c | Latin small letter c with circumflex |
* | U+010A | Ċ | C | Latin capital letter C with dot above |
* | U+010B | ċ | c | Latin small letter c with dot above |
* | U+010C | Č | C | Latin capital letter C with caron |
* | U+010D | č | c | Latin small letter c with caron |
* | U+010E | Ď | D | Latin capital letter D with caron |
* | U+010F | ď | d | Latin small letter d with caron |
* | U+0110 | Đ | D | Latin capital letter D with stroke |
* | U+0111 | đ | d | Latin small letter d with stroke |
* | U+0112 | Ē | E | Latin capital letter E with macron |
* | U+0113 | ē | e | Latin small letter e with macron |
* | U+0114 | Ĕ | E | Latin capital letter E with breve |
* | U+0115 | ĕ | e | Latin small letter e with breve |
* | U+0116 | Ė | E | Latin capital letter E with dot above |
* | U+0117 | ė | e | Latin small letter e with dot above |
* | U+0118 | Ę | E | Latin capital letter E with ogonek |
* | U+0119 | ę | e | Latin small letter e with ogonek |
* | U+011A | Ě | E | Latin capital letter E with caron |
* | U+011B | ě | e | Latin small letter e with caron |
* | U+011C | Ĝ | G | Latin capital letter G with circumflex |
* | U+011D | ĝ | g | Latin small letter g with circumflex |
* | U+011E | Ğ | G | Latin capital letter G with breve |
* | U+011F | ğ | g | Latin small letter g with breve |
* | U+0120 | Ġ | G | Latin capital letter G with dot above |
* | U+0121 | ġ | g | Latin small letter g with dot above |
* | U+0122 | Ģ | G | Latin capital letter G with cedilla |
* | U+0123 | ģ | g | Latin small letter g with cedilla |
* | U+0124 | Ĥ | H | Latin capital letter H with circumflex |
* | U+0125 | ĥ | h | Latin small letter h with circumflex |
* | U+0126 | Ħ | H | Latin capital letter H with stroke |
* | U+0127 | ħ | h | Latin small letter h with stroke |
* | U+0128 | Ĩ | I | Latin capital letter I with tilde |
* | U+0129 | ĩ | i | Latin small letter i with tilde |
* | U+012A | Ī | I | Latin capital letter I with macron |
* | U+012B | ī | i | Latin small letter i with macron |
* | U+012C | Ĭ | I | Latin capital letter I with breve |
* | U+012D | ĭ | i | Latin small letter i with breve |
* | U+012E | Į | I | Latin capital letter I with ogonek |
* | U+012F | į | i | Latin small letter i with ogonek |
* | U+0130 | İ | I | Latin capital letter I with dot above |
* | U+0131 | ı | i | Latin small letter dotless i |
* | U+0132 | IJ | IJ | Latin capital ligature IJ |
* | U+0133 | ij | ij | Latin small ligature ij |
* | U+0134 | Ĵ | J | Latin capital letter J with circumflex |
* | U+0135 | ĵ | j | Latin small letter j with circumflex |
* | U+0136 | Ķ | K | Latin capital letter K with cedilla |
* | U+0137 | ķ | k | Latin small letter k with cedilla |
* | U+0138 | ĸ | k | Latin small letter Kra |
* | U+0139 | Ĺ | L | Latin capital letter L with acute |
* | U+013A | ĺ | l | Latin small letter l with acute |
* | U+013B | Ļ | L | Latin capital letter L with cedilla |
* | U+013C | ļ | l | Latin small letter l with cedilla |
* | U+013D | Ľ | L | Latin capital letter L with caron |
* | U+013E | ľ | l | Latin small letter l with caron |
* | U+013F | Ŀ | L | Latin capital letter L with middle dot |
* | U+0140 | ŀ | l | Latin small letter l with middle dot |
* | U+0141 | Ł | L | Latin capital letter L with stroke |
* | U+0142 | ł | l | Latin small letter l with stroke |
* | U+0143 | Ń | N | Latin capital letter N with acute |
* | U+0144 | ń | n | Latin small letter N with acute |
* | U+0145 | Ņ | N | Latin capital letter N with cedilla |
* | U+0146 | ņ | n | Latin small letter n with cedilla |
* | U+0147 | Ň | N | Latin capital letter N with caron |
* | U+0148 | ň | n | Latin small letter n with caron |
* | U+0149 | ʼn | n | Latin small letter n preceded by apostrophe |
* | U+014A | Ŋ | N | Latin capital letter Eng |
* | U+014B | ŋ | n | Latin small letter Eng |
* | U+014C | Ō | O | Latin capital letter O with macron |
* | U+014D | ō | o | Latin small letter o with macron |
* | U+014E | Ŏ | O | Latin capital letter O with breve |
* | U+014F | ŏ | o | Latin small letter o with breve |
* | U+0150 | Ő | O | Latin capital letter O with double acute |
* | U+0151 | ő | o | Latin small letter o with double acute |
* | U+0152 | Œ | OE | Latin capital ligature OE |
* | U+0153 | œ | oe | Latin small ligature oe |
* | U+0154 | Ŕ | R | Latin capital letter R with acute |
* | U+0155 | ŕ | r | Latin small letter r with acute |
* | U+0156 | Ŗ | R | Latin capital letter R with cedilla |
* | U+0157 | ŗ | r | Latin small letter r with cedilla |
* | U+0158 | Ř | R | Latin capital letter R with caron |
* | U+0159 | ř | r | Latin small letter r with caron |
* | U+015A | Ś | S | Latin capital letter S with acute |
* | U+015B | ś | s | Latin small letter s with acute |
* | U+015C | Ŝ | S | Latin capital letter S with circumflex |
* | U+015D | ŝ | s | Latin small letter s with circumflex |
* | U+015E | Ş | S | Latin capital letter S with cedilla |
* | U+015F | ş | s | Latin small letter s with cedilla |
* | U+0160 | Š | S | Latin capital letter S with caron |
* | U+0161 | š | s | Latin small letter s with caron |
* | U+0162 | Ţ | T | Latin capital letter T with cedilla |
* | U+0163 | ţ | t | Latin small letter t with cedilla |
* | U+0164 | Ť | T | Latin capital letter T with caron |
* | U+0165 | ť | t | Latin small letter t with caron |
* | U+0166 | Ŧ | T | Latin capital letter T with stroke |
* | U+0167 | ŧ | t | Latin small letter t with stroke |
* | U+0168 | Ũ | U | Latin capital letter U with tilde |
* | U+0169 | ũ | u | Latin small letter u with tilde |
* | U+016A | Ū | U | Latin capital letter U with macron |
* | U+016B | ū | u | Latin small letter u with macron |
* | U+016C | Ŭ | U | Latin capital letter U with breve |
* | U+016D | ŭ | u | Latin small letter u with breve |
* | U+016E | Ů | U | Latin capital letter U with ring above |
* | U+016F | ů | u | Latin small letter u with ring above |
* | U+0170 | Ű | U | Latin capital letter U with double acute |
* | U+0171 | ű | u | Latin small letter u with double acute |
* | U+0172 | Ų | U | Latin capital letter U with ogonek |
* | U+0173 | ų | u | Latin small letter u with ogonek |
* | U+0174 | Ŵ | W | Latin capital letter W with circumflex |
* | U+0175 | ŵ | w | Latin small letter w with circumflex |
* | U+0176 | Ŷ | Y | Latin capital letter Y with circumflex |
* | U+0177 | ŷ | y | Latin small letter y with circumflex |
* | U+0178 | Ÿ | Y | Latin capital letter Y with diaeresis |
* | U+0179 | Ź | Z | Latin capital letter Z with acute |
* | U+017A | ź | z | Latin small letter z with acute |
* | U+017B | Ż | Z | Latin capital letter Z with dot above |
* | U+017C | ż | z | Latin small letter z with dot above |
* | U+017D | Ž | Z | Latin capital letter Z with caron |
* | U+017E | ž | z | Latin small letter z with caron |
* | U+017F | ſ | s | Latin small letter long s |
* | U+01A0 | Ơ | O | Latin capital letter O with horn |
* | U+01A1 | ơ | o | Latin small letter o with horn |
* | U+01AF | Ư | U | Latin capital letter U with horn |
* | U+01B0 | ư | u | Latin small letter u with horn |
* | U+01CD | Ǎ | A | Latin capital letter A with caron |
* | U+01CE | ǎ | a | Latin small letter a with caron |
* | U+01CF | Ǐ | I | Latin capital letter I with caron |
* | U+01D0 | ǐ | i | Latin small letter i with caron |
* | U+01D1 | Ǒ | O | Latin capital letter O with caron |
* | U+01D2 | ǒ | o | Latin small letter o with caron |
* | U+01D3 | Ǔ | U | Latin capital letter U with caron |
* | U+01D4 | ǔ | u | Latin small letter u with caron |
* | U+01D5 | Ǖ | U | Latin capital letter U with diaeresis and macron |
* | U+01D6 | ǖ | u | Latin small letter u with diaeresis and macron |
* | U+01D7 | Ǘ | U | Latin capital letter U with diaeresis and acute |
* | U+01D8 | ǘ | u | Latin small letter u with diaeresis and acute |
* | U+01D9 | Ǚ | U | Latin capital letter U with diaeresis and caron |
* | U+01DA | ǚ | u | Latin small letter u with diaeresis and caron |
* | U+01DB | Ǜ | U | Latin capital letter U with diaeresis and grave |
* | U+01DC | ǜ | u | Latin small letter u with diaeresis and grave |
*
* Decompositions for Latin Extended-B:
*
* | Code | Glyph | Replacement | Description |
* | -------- | ----- | ----------- | ----------------------------------------- |
* | U+0218 | Ș | S | Latin capital letter S with comma below |
* | U+0219 | ș | s | Latin small letter s with comma below |
* | U+021A | Ț | T | Latin capital letter T with comma below |
* | U+021B | ț | t | Latin small letter t with comma below |
*
* Vowels with diacritic (Chinese, Hanyu Pinyin):
*
* | Code | Glyph | Replacement | Description |
* | -------- | ----- | ----------- | ----------------------------------------------------- |
* | U+0251 | ɑ | a | Latin small letter alpha |
* | U+1EA0 | Ạ | A | Latin capital letter A with dot below |
* | U+1EA1 | ạ | a | Latin small letter a with dot below |
* | U+1EA2 | Ả | A | Latin capital letter A with hook above |
* | U+1EA3 | ả | a | Latin small letter a with hook above |
* | U+1EA4 | Ấ | A | Latin capital letter A with circumflex and acute |
* | U+1EA5 | ấ | a | Latin small letter a with circumflex and acute |
* | U+1EA6 | Ầ | A | Latin capital letter A with circumflex and grave |
* | U+1EA7 | ầ | a | Latin small letter a with circumflex and grave |
* | U+1EA8 | Ẩ | A | Latin capital letter A with circumflex and hook above |
* | U+1EA9 | ẩ | a | Latin small letter a with circumflex and hook above |
* | U+1EAA | Ẫ | A | Latin capital letter A with circumflex and tilde |
* | U+1EAB | ẫ | a | Latin small letter a with circumflex and tilde |
* | U+1EA6 | Ậ | A | Latin capital letter A with circumflex and dot below |
* | U+1EAD | ậ | a | Latin small letter a with circumflex and dot below |
* | U+1EAE | Ắ | A | Latin capital letter A with breve and acute |
* | U+1EAF | ắ | a | Latin small letter a with breve and acute |
* | U+1EB0 | Ằ | A | Latin capital letter A with breve and grave |
* | U+1EB1 | ằ | a | Latin small letter a with breve and grave |
* | U+1EB2 | Ẳ | A | Latin capital letter A with breve and hook above |
* | U+1EB3 | ẳ | a | Latin small letter a with breve and hook above |
* | U+1EB4 | Ẵ | A | Latin capital letter A with breve and tilde |
* | U+1EB5 | ẵ | a | Latin small letter a with breve and tilde |
* | U+1EB6 | Ặ | A | Latin capital letter A with breve and dot below |
* | U+1EB7 | ặ | a | Latin small letter a with breve and dot below |
* | U+1EB8 | Ẹ | E | Latin capital letter E with dot below |
* | U+1EB9 | ẹ | e | Latin small letter e with dot below |
* | U+1EBA | Ẻ | E | Latin capital letter E with hook above |
* | U+1EBB | ẻ | e | Latin small letter e with hook above |
* | U+1EBC | Ẽ | E | Latin capital letter E with tilde |
* | U+1EBD | ẽ | e | Latin small letter e with tilde |
* | U+1EBE | Ế | E | Latin capital letter E with circumflex and acute |
* | U+1EBF | ế | e | Latin small letter e with circumflex and acute |
* | U+1EC0 | Ề | E | Latin capital letter E with circumflex and grave |
* | U+1EC1 | ề | e | Latin small letter e with circumflex and grave |
* | U+1EC2 | Ể | E | Latin capital letter E with circumflex and hook above |
* | U+1EC3 | ể | e | Latin small letter e with circumflex and hook above |
* | U+1EC4 | Ễ | E | Latin capital letter E with circumflex and tilde |
* | U+1EC5 | ễ | e | Latin small letter e with circumflex and tilde |
* | U+1EC6 | Ệ | E | Latin capital letter E with circumflex and dot below |
* | U+1EC7 | ệ | e | Latin small letter e with circumflex and dot below |
* | U+1EC8 | Ỉ | I | Latin capital letter I with hook above |
* | U+1EC9 | ỉ | i | Latin small letter i with hook above |
* | U+1ECA | Ị | I | Latin capital letter I with dot below |
* | U+1ECB | ị | i | Latin small letter i with dot below |
* | U+1ECC | Ọ | O | Latin capital letter O with dot below |
* | U+1ECD | ọ | o | Latin small letter o with dot below |
* | U+1ECE | Ỏ | O | Latin capital letter O with hook above |
* | U+1ECF | ỏ | o | Latin small letter o with hook above |
* | U+1ED0 | Ố | O | Latin capital letter O with circumflex and acute |
* | U+1ED1 | ố | o | Latin small letter o with circumflex and acute |
* | U+1ED2 | Ồ | O | Latin capital letter O with circumflex and grave |
* | U+1ED3 | ồ | o | Latin small letter o with circumflex and grave |
* | U+1ED4 | Ổ | O | Latin capital letter O with circumflex and hook above |
* | U+1ED5 | ổ | o | Latin small letter o with circumflex and hook above |
* | U+1ED6 | Ỗ | O | Latin capital letter O with circumflex and tilde |
* | U+1ED7 | ỗ | o | Latin small letter o with circumflex and tilde |
* | U+1ED8 | Ộ | O | Latin capital letter O with circumflex and dot below |
* | U+1ED9 | ộ | o | Latin small letter o with circumflex and dot below |
* | U+1EDA | Ớ | O | Latin capital letter O with horn and acute |
* | U+1EDB | ớ | o | Latin small letter o with horn and acute |
* | U+1EDC | Ờ | O | Latin capital letter O with horn and grave |
* | U+1EDD | ờ | o | Latin small letter o with horn and grave |
* | U+1EDE | Ở | O | Latin capital letter O with horn and hook above |
* | U+1EDF | ở | o | Latin small letter o with horn and hook above |
* | U+1EE0 | Ỡ | O | Latin capital letter O with horn and tilde |
* | U+1EE1 | ỡ | o | Latin small letter o with horn and tilde |
* | U+1EE2 | Ợ | O | Latin capital letter O with horn and dot below |
* | U+1EE3 | ợ | o | Latin small letter o with horn and dot below |
* | U+1EE4 | Ụ | U | Latin capital letter U with dot below |
* | U+1EE5 | ụ | u | Latin small letter u with dot below |
* | U+1EE6 | Ủ | U | Latin capital letter U with hook above |
* | U+1EE7 | ủ | u | Latin small letter u with hook above |
* | U+1EE8 | Ứ | U | Latin capital letter U with horn and acute |
* | U+1EE9 | ứ | u | Latin small letter u with horn and acute |
* | U+1EEA | Ừ | U | Latin capital letter U with horn and grave |
* | U+1EEB | ừ | u | Latin small letter u with horn and grave |
* | U+1EEC | Ử | U | Latin capital letter U with horn and hook above |
* | U+1EED | ử | u | Latin small letter u with horn and hook above |
* | U+1EEE | Ữ | U | Latin capital letter U with horn and tilde |
* | U+1EEF | ữ | u | Latin small letter u with horn and tilde |
* | U+1EF0 | Ự | U | Latin capital letter U with horn and dot below |
* | U+1EF1 | ự | u | Latin small letter u with horn and dot below |
* | U+1EF2 | Ỳ | Y | Latin capital letter Y with grave |
* | U+1EF3 | ỳ | y | Latin small letter y with grave |
* | U+1EF4 | Ỵ | Y | Latin capital letter Y with dot below |
* | U+1EF5 | ỵ | y | Latin small letter y with dot below |
* | U+1EF6 | Ỷ | Y | Latin capital letter Y with hook above |
* | U+1EF7 | ỷ | y | Latin small letter y with hook above |
* | U+1EF8 | Ỹ | Y | Latin capital letter Y with tilde |
* | U+1EF9 | ỹ | y | Latin small letter y with tilde |
*/
// Currency signs:
{ letter: /[\u00A3]/g, alternative: "" },
{ letter: /[\u20AC]/g, alternative: "E" },
// Decompositions for Latin-1 Supplement:
{ letter: /[\u00AA]/g, alternative: "a" },
{ letter: /[\u00BA]/g, alternative: "o" },
{ letter: /[\u00C0]/g, alternative: "A" },
{ letter: /[\u00C1]/g, alternative: "A" },
{ letter: /[\u00C2]/g, alternative: "A" },
{ letter: /[\u00C3]/g, alternative: "A" },
{ letter: /[\u00C4]/g, alternative: "A" },
{ letter: /[\u00C5]/g, alternative: "A" },
{ letter: /[\u00C6]/g, alternative: "AE" },
{ letter: /[\u00C7]/g, alternative: "C" },
{ letter: /[\u00C8]/g, alternative: "E" },
{ letter: /[\u00C9]/g, alternative: "E" },
{ letter: /[\u00CA]/g, alternative: "E" },
{ letter: /[\u00CB]/g, alternative: "E" },
{ letter: /[\u00CC]/g, alternative: "I" },
{ letter: /[\u00CD]/g, alternative: "I" },
{ letter: /[\u00CE]/g, alternative: "I" },
{ letter: /[\u00CF]/g, alternative: "I" },
{ letter: /[\u00D0]/g, alternative: "D" },
{ letter: /[\u00D1]/g, alternative: "N" },
{ letter: /[\u00D2]/g, alternative: "O" },
{ letter: /[\u00D3]/g, alternative: "O" },
{ letter: /[\u00D4]/g, alternative: "O" },
{ letter: /[\u00D5]/g, alternative: "O" },
{ letter: /[\u00D6]/g, alternative: "O" },
{ letter: /[\u00D8]/g, alternative: "O" },
{ letter: /[\u00D9]/g, alternative: "U" },
{ letter: /[\u00DA]/g, alternative: "U" },
{ letter: /[\u00DB]/g, alternative: "U" },
{ letter: /[\u00DC]/g, alternative: "U" },
{ letter: /[\u00DD]/g, alternative: "Y" },
{ letter: /[\u00DE]/g, alternative: "TH" },
{ letter: /[\u00DF]/g, alternative: "s" },
{ letter: /[\u00E0]/g, alternative: "a" },
{ letter: /[\u00E1]/g, alternative: "a" },
{ letter: /[\u00E2]/g, alternative: "a" },
{ letter: /[\u00E3]/g, alternative: "a" },
{ letter: /[\u00E4]/g, alternative: "a" },
{ letter: /[\u00E5]/g, alternative: "a" },
{ letter: /[\u00E6]/g, alternative: "ae" },
{ letter: /[\u00E7]/g, alternative: "c" },
{ letter: /[\u00E8]/g, alternative: "e" },
{ letter: /[\u00E9]/g, alternative: "e" },
{ letter: /[\u00EA]/g, alternative: "e" },
{ letter: /[\u00EB]/g, alternative: "e" },
{ letter: /[\u00EC]/g, alternative: "i" },
{ letter: /[\u00ED]/g, alternative: "i" },
{ letter: /[\u00EE]/g, alternative: "i" },
{ letter: /[\u00EF]/g, alternative: "i" },
{ letter: /[\u00F0]/g, alternative: "d" },
{ letter: /[\u00F1]/g, alternative: "n" },
{ letter: /[\u00F2]/g, alternative: "o" },
{ letter: /[\u00F3]/g, alternative: "o" },
{ letter: /[\u00F4]/g, alternative: "o" },
{ letter: /[\u00F5]/g, alternative: "o" },
{ letter: /[\u00F6]/g, alternative: "o" },
{ letter: /[\u00F8]/g, alternative: "o" },
{ letter: /[\u00F9]/g, alternative: "u" },
{ letter: /[\u00FA]/g, alternative: "u" },
{ letter: /[\u00FB]/g, alternative: "u" },
{ letter: /[\u00FC]/g, alternative: "u" },
{ letter: /[\u00FD]/g, alternative: "y" },
{ letter: /[\u00FE]/g, alternative: "th" },
{ letter: /[\u00FF]/g, alternative: "y" },
// Decompositions for Latin Extended-A:
{ letter: /[\u0100]/g, alternative: "A" },
{ letter: /[\u0101]/g, alternative: "a" },
{ letter: /[\u0102]/g, alternative: "A" },
{ letter: /[\u0103]/g, alternative: "a" },
{ letter: /[\u0104]/g, alternative: "A" },
{ letter: /[\u0105]/g, alternative: "a" },
{ letter: /[\u0106]/g, alternative: "C" },
{ letter: /[\u0107]/g, alternative: "c" },
{ letter: /[\u0108]/g, alternative: "C" },
{ letter: /[\u0109]/g, alternative: "c" },
{ letter: /[\u010A]/g, alternative: "C" },
{ letter: /[\u010B]/g, alternative: "c" },
{ letter: /[\u010C]/g, alternative: "C" },
{ letter: /[\u010D]/g, alternative: "c" },
{ letter: /[\u010E]/g, alternative: "D" },
{ letter: /[\u010F]/g, alternative: "d" },
{ letter: /[\u0110]/g, alternative: "D" },
{ letter: /[\u0111]/g, alternative: "d" },
{ letter: /[\u0112]/g, alternative: "E" },
{ letter: /[\u0113]/g, alternative: "e" },
{ letter: /[\u0114]/g, alternative: "E" },
{ letter: /[\u0115]/g, alternative: "e" },
{ letter: /[\u0116]/g, alternative: "E" },
{ letter: /[\u0117]/g, alternative: "e" },
{ letter: /[\u0118]/g, alternative: "E" },
{ letter: /[\u0119]/g, alternative: "e" },
{ letter: /[\u011A]/g, alternative: "E" },
{ letter: /[\u011B]/g, alternative: "e" },
{ letter: /[\u011C]/g, alternative: "G" },
{ letter: /[\u011D]/g, alternative: "g" },
{ letter: /[\u011E]/g, alternative: "G" },
{ letter: /[\u011F]/g, alternative: "g" },
{ letter: /[\u0120]/g, alternative: "G" },
{ letter: /[\u0121]/g, alternative: "g" },
{ letter: /[\u0122]/g, alternative: "G" },
{ letter: /[\u0123]/g, alternative: "g" },
{ letter: /[\u0124]/g, alternative: "H" },
{ letter: /[\u0125]/g, alternative: "h" },
{ letter: /[\u0126]/g, alternative: "H" },
{ letter: /[\u0127]/g, alternative: "h" },
{ letter: /[\u0128]/g, alternative: "I" },
{ letter: /[\u0129]/g, alternative: "i" },
{ letter: /[\u012A]/g, alternative: "I" },
{ letter: /[\u012B]/g, alternative: "i" },
{ letter: /[\u012C]/g, alternative: "I" },
{ letter: /[\u012D]/g, alternative: "i" },
{ letter: /[\u012E]/g, alternative: "I" },
{ letter: /[\u012F]/g, alternative: "i" },
{ letter: /[\u0130]/g, alternative: "I" },
{ letter: /[\u0131]/g, alternative: "i" },
{ letter: /[\u0132]/g, alternative: "IJ" },
{ letter: /[\u0133]/g, alternative: "ij" },
{ letter: /[\u0134]/g, alternative: "J" },
{ letter: /[\u0135]/g, alternative: "j" },
{ letter: /[\u0136]/g, alternative: "K" },
{ letter: /[\u0137]/g, alternative: "k" },
{ letter: /[\u0138]/g, alternative: "k" },
{ letter: /[\u0139]/g, alternative: "L" },
{ letter: /[\u013A]/g, alternative: "l" },
{ letter: /[\u013B]/g, alternative: "L" },
{ letter: /[\u013C]/g, alternative: "l" },
{ letter: /[\u013D]/g, alternative: "L" },
{ letter: /[\u013E]/g, alternative: "l" },
{ letter: /[\u013F]/g, alternative: "L" },
{ letter: /[\u0140]/g, alternative: "l" },
{ letter: /[\u0141]/g, alternative: "L" },
{ letter: /[\u0142]/g, alternative: "l" },
{ letter: /[\u0143]/g, alternative: "N" },
{ letter: /[\u0144]/g, alternative: "n" },
{ letter: /[\u0145]/g, alternative: "N" },
{ letter: /[\u0146]/g, alternative: "n" },
{ letter: /[\u0147]/g, alternative: "N" },
{ letter: /[\u0148]/g, alternative: "n" },
{ letter: /[\u0149]/g, alternative: "n" },
{ letter: /[\u014A]/g, alternative: "N" },
{ letter: /[\u014B]/g, alternative: "n" },
{ letter: /[\u014C]/g, alternative: "O" },
{ letter: /[\u014D]/g, alternative: "o" },
{ letter: /[\u014E]/g, alternative: "O" },
{ letter: /[\u014F]/g, alternative: "o" },
{ letter: /[\u0150]/g, alternative: "O" },
{ letter: /[\u0151]/g, alternative: "o" },
{ letter: /[\u0152]/g, alternative: "OE" },
{ letter: /[\u0153]/g, alternative: "oe" },
{ letter: /[\u0154]/g, alternative: "R" },
{ letter: /[\u0155]/g, alternative: "r" },
{ letter: /[\u0156]/g, alternative: "R" },
{ letter: /[\u0157]/g, alternative: "r" },
{ letter: /[\u0158]/g, alternative: "R" },
{ letter: /[\u0159]/g, alternative: "r" },
{ letter: /[\u015A]/g, alternative: "S" },
{ letter: /[\u015B]/g, alternative: "s" },
{ letter: /[\u015C]/g, alternative: "S" },
{ letter: /[\u015D]/g, alternative: "s" },
{ letter: /[\u015E]/g, alternative: "S" },
{ letter: /[\u015F]/g, alternative: "s" },
{ letter: /[\u0160]/g, alternative: "S" },
{ letter: /[\u0161]/g, alternative: "s" },
{ letter: /[\u0162]/g, alternative: "T" },
{ letter: /[\u0163]/g, alternative: "t" },
{ letter: /[\u0164]/g, alternative: "T" },
{ letter: /[\u0165]/g, alternative: "t" },
{ letter: /[\u0166]/g, alternative: "T" },
{ letter: /[\u0167]/g, alternative: "t" },
{ letter: /[\u0168]/g, alternative: "U" },
{ letter: /[\u0169]/g, alternative: "u" },
{ letter: /[\u016A]/g, alternative: "U" },
{ letter: /[\u016B]/g, alternative: "u" },
{ letter: /[\u016C]/g, alternative: "U" },
{ letter: /[\u016D]/g, alternative: "u" },
{ letter: /[\u016E]/g, alternative: "U" },
{ letter: /[\u016F]/g, alternative: "u" },
{ letter: /[\u0170]/g, alternative: "U" },
{ letter: /[\u0171]/g, alternative: "u" },
{ letter: /[\u0172]/g, alternative: "U" },
{ letter: /[\u0173]/g, alternative: "u" },
{ letter: /[\u0174]/g, alternative: "W" },
{ letter: /[\u0175]/g, alternative: "w" },
{ letter: /[\u0176]/g, alternative: "Y" },
{ letter: /[\u0177]/g, alternative: "y" },
{ letter: /[\u0178]/g, alternative: "Y" },
{ letter: /[\u0179]/g, alternative: "Z" },
{ letter: /[\u017A]/g, alternative: "z" },
{ letter: /[\u017B]/g, alternative: "Z" },
{ letter: /[\u017C]/g, alternative: "z" },
{ letter: /[\u017D]/g, alternative: "Z" },
{ letter: /[\u017E]/g, alternative: "z" },
{ letter: /[\u017F]/g, alternative: "s" },
{ letter: /[\u01A0]/g, alternative: "O" },
{ letter: /[\u01A1]/g, alternative: "o" },
{ letter: /[\u01AF]/g, alternative: "U" },
{ letter: /[\u01B0]/g, alternative: "u" },
{ letter: /[\u01CD]/g, alternative: "A" },
{ letter: /[\u01CE]/g, alternative: "a" },
{ letter: /[\u01CF]/g, alternative: "I" },
{ letter: /[\u01D0]/g, alternative: "i" },
{ letter: /[\u01D1]/g, alternative: "O" },
{ letter: /[\u01D2]/g, alternative: "o" },
{ letter: /[\u01D3]/g, alternative: "U" },
{ letter: /[\u01D4]/g, alternative: "u" },
{ letter: /[\u01D5]/g, alternative: "U" },
{ letter: /[\u01D6]/g, alternative: "u" },
{ letter: /[\u01D7]/g, alternative: "U" },
{ letter: /[\u01D8]/g, alternative: "u" },
{ letter: /[\u01D9]/g, alternative: "U" },
{ letter: /[\u01DA]/g, alternative: "u" },
{ letter: /[\u01DB]/g, alternative: "U" },
{ letter: /[\u01DC]/g, alternative: "u" },
// Decompositions for Latin Extended-B:
{ letter: /[\u0218]/g, alternative: "S" },
{ letter: /[\u0219]/g, alternative: "s" },
{ letter: /[\u021A]/g, alternative: "T" },
{ letter: /[\u021B]/g, alternative: "t" },
// Vowels with diacritic (Chinese, Hanyu Pinyin):
{ letter: /[\u0251]/g, alternative: "a" },
{ letter: /[\u1EA0]/g, alternative: "A" },
{ letter: /[\u1EA1]/g, alternative: "a" },
{ letter: /[\u1EA2]/g, alternative: "A" },
{ letter: /[\u1EA3]/g, alternative: "a" },
{ letter: /[\u1EA4]/g, alternative: "A" },
{ letter: /[\u1EA5]/g, alternative: "a" },
{ letter: /[\u1EA6]/g, alternative: "A" },
{ letter: /[\u1EA7]/g, alternative: "a" },
{ letter: /[\u1EA8]/g, alternative: "A" },
{ letter: /[\u1EA9]/g, alternative: "a" },
{ letter: /[\u1EAA]/g, alternative: "A" },
{ letter: /[\u1EAB]/g, alternative: "a" },
{ letter: /[\u1EA6]/g, alternative: "A" },
{ letter: /[\u1EAD]/g, alternative: "a" },
{ letter: /[\u1EAE]/g, alternative: "A" },
{ letter: /[\u1EAF]/g, alternative: "a" },
{ letter: /[\u1EB0]/g, alternative: "A" },
{ letter: /[\u1EB1]/g, alternative: "a" },
{ letter: /[\u1EB2]/g, alternative: "A" },
{ letter: /[\u1EB3]/g, alternative: "a" },
{ letter: /[\u1EB4]/g, alternative: "A" },
{ letter: /[\u1EB5]/g, alternative: "a" },
{ letter: /[\u1EB6]/g, alternative: "A" },
{ letter: /[\u1EB7]/g, alternative: "a" },
{ letter: /[\u1EB8]/g, alternative: "E" },
{ letter: /[\u1EB9]/g, alternative: "e" },
{ letter: /[\u1EBA]/g, alternative: "E" },
{ letter: /[\u1EBB]/g, alternative: "e" },
{ letter: /[\u1EBC]/g, alternative: "E" },
{ letter: /[\u1EBD]/g, alternative: "e" },
{ letter: /[\u1EBE]/g, alternative: "E" },
{ letter: /[\u1EBF]/g, alternative: "e" },
{ letter: /[\u1EC0]/g, alternative: "E" },
{ letter: /[\u1EC1]/g, alternative: "e" },
{ letter: /[\u1EC2]/g, alternative: "E" },
{ letter: /[\u1EC3]/g, alternative: "e" },
{ letter: /[\u1EC4]/g, alternative: "E" },
{ letter: /[\u1EC5]/g, alternative: "e" },
{ letter: /[\u1EC6]/g, alternative: "E" },
{ letter: /[\u1EC7]/g, alternative: "e" },
{ letter: /[\u1EC8]/g, alternative: "I" },
{ letter: /[\u1EC9]/g, alternative: "i" },
{ letter: /[\u1ECA]/g, alternative: "I" },
{ letter: /[\u1ECB]/g, alternative: "i" },
{ letter: /[\u1ECC]/g, alternative: "O" },
{ letter: /[\u1ECD]/g, alternative: "o" },
{ letter: /[\u1ECE]/g, alternative: "O" },
{ letter: /[\u1ECF]/g, alternative: "o" },
{ letter: /[\u1ED0]/g, alternative: "O" },
{ letter: /[\u1ED1]/g, alternative: "o" },
{ letter: /[\u1ED2]/g, alternative: "O" },
{ letter: /[\u1ED3]/g, alternative: "o" },
{ letter: /[\u1ED4]/g, alternative: "O" },
{ letter: /[\u1ED5]/g, alternative: "o" },
{ letter: /[\u1ED6]/g, alternative: "O" },
{ letter: /[\u1ED7]/g, alternative: "o" },
{ letter: /[\u1ED8]/g, alternative: "O" },
{ letter: /[\u1ED9]/g, alternative: "o" },
{ letter: /[\u1EDA]/g, alternative: "O" },
{ letter: /[\u1EDB]/g, alternative: "o" },
{ letter: /[\u1EDC]/g, alternative: "O" },
{ letter: /[\u1EDD]/g, alternative: "o" },
{ letter: /[\u1EDE]/g, alternative: "O" },
{ letter: /[\u1EDF]/g, alternative: "o" },
{ letter: /[\u1EE0]/g, alternative: "O" },
{ letter: /[\u1EE1]/g, alternative: "o" },
{ letter: /[\u1EE2]/g, alternative: "O" },
{ letter: /[\u1EE3]/g, alternative: "o" },
{ letter: /[\u1EE4]/g, alternative: "U" },
{ letter: /[\u1EE5]/g, alternative: "u" },
{ letter: /[\u1EE6]/g, alternative: "U" },
{ letter: /[\u1EE7]/g, alternative: "u" },
{ letter: /[\u1EE8]/g, alternative: "U" },
{ letter: /[\u1EE9]/g, alternative: "u" },
{ letter: /[\u1EEA]/g, alternative: "U" },
{ letter: /[\u1EEB]/g, alternative: "u" },
{ letter: /[\u1EEC]/g, alternative: "U" },
{ letter: /[\u1EED]/g, alternative: "u" },
{ letter: /[\u1EEE]/g, alternative: "U" },
{ letter: /[\u1EEF]/g, alternative: "u" },
{ letter: /[\u1EF0]/g, alternative: "U" },
{ letter: /[\u1EF1]/g, alternative: "u" },
{ letter: /[\u1EF2]/g, alternative: "Y" },
{ letter: /[\u1EF3]/g, alternative: "y" },
{ letter: /[\u1EF4]/g, alternative: "Y" },
{ letter: /[\u1EF5]/g, alternative: "y" },
{ letter: /[\u1EF6]/g, alternative: "Y" },
{ letter: /[\u1EF7]/g, alternative: "y" },
{ letter: /[\u1EF8]/g, alternative: "Y" },
{ letter: /[\u1EF9]/g, alternative: "y" },
];
const transliterationsPerLanguage = {
/*
* Language: German.
* | Code | Glyph | Replacement | Description |
* | -------- | ----- | ----------- | --------------------------------------- |
* | U+00C4 | Ä | Ae | Latin capital letter A with diaeresis |
* | U+00E4 | ä | ae | Latin small letter a with diaeresis |
* | U+00D6 | Ö | Oe | Latin capital letter O with diaeresis |
* | U+00F6 | ö | oe | Latin small letter o with diaeresis |
* | U+00DC | Ü | Ue | Latin capital letter U with diaeresis |
* | U+00FC | ü | ue | Latin small letter u with diaeresis |
* | U+1E9E | ẞ | ss | Latin big letter sharp s | This letter is not in the original WP list, was added for consistency.
* | U+00DF | ß | ss | Latin small letter sharp s |
*/
de: [
{ letter: /[\u00C4]/g, alternative: "Ae" },
{ letter: /[\u00E4]/g, alternative: "ae" },
{ letter: /[\u00D6]/g, alternative: "Oe" },
{ letter: /[\u00F6]/g, alternative: "oe" },
{ letter: /[\u00DC]/g, alternative: "Ue" },
{ letter: /[\u00FC]/g, alternative: "ue" },
{ letter: /[\u1E9E]/g, alternative: "SS" },
{ letter: /[\u00DF]/g, alternative: "ss" },
],
/*
* Language: Danish.
* | Code | Glyph | Replacement | Description |
* | -------- | ----- | ----------- | --------------------------------------- |
* | U+00C6 | Æ | Ae | Latin capital letter AE |
* | U+00E6 | æ | ae | Latin small letter ae |
* | U+00D8 | Ø | Oe | Latin capital letter O with stroke |
* | U+00F8 | ø | oe | Latin small letter o with stroke |
* | U+00C5 | Å | Aa | Latin capital letter A with ring above |
* | U+00E5 | å | aa | Latin small letter a with ring above |
*/
da: [
{ letter: /[\u00C6]/g, alternative: "Ae" },
{ letter: /[\u00E6]/g, alternative: "ae" },
{ letter: /[\u00D8]/g, alternative: "Oe" },
{ letter: /[\u00F8]/g, alternative: "oe" },
{ letter: /[\u00C5]/g, alternative: "Aa" },
{ letter: /[\u00E5]/g, alternative: "aa" },
],
/*
* Language: Catalan.
* | Code | Glyph | Replacement | Description |
* | -------- | ----- | ----------- | --------------------------------------- |
* | U+00B7 | l·l | ll | Flown dot (between two Ls) |
*/
ca: [
{ letter: /[\u00B7]/g, alternative: "ll" },
],
/*
* Language: Serbian and Bosnian.
* | Code | Glyph | Replacement | Description |
* | -------- | ----- | ----------- | --------------------------------------- |
* | U+0110 | Đ | DJ | Latin capital letter D with stroke |
* | U+0111 | đ | dj | Latin small letter d with stroke |
*/
srAndBs: [
{ letter: /[\u0110]/g, alternative: "DJ" },
{ letter: /[\u0111]/g, alternative: "dj" },
],
};
/**
* The function returning an array containing transliteration objects if those were specified for a given language.
*
* @param {string} language The language to return transliterations for.
*
* @returns {Array} An array containing language-specific transliteration objects.
*/
const getLanguageSpecificTransliterations = function( language ) {
switch ( language ) {
case "de":
return transliterationsPerLanguage.de;
case "da":
return transliterationsPerLanguage.da;
case "ca":
return transliterationsPerLanguage.ca;
case "sr":
return transliterationsPerLanguage.srAndBs;
case "bs":
return transliterationsPerLanguage.srAndBs;
default:
return [];
}
};
/**
* The function returning an array containing transliteration objects, based on the given locale, both language-specific and general.
*
* @param {string} locale The locale.
*
* @returns {Array} An array containing transliteration objects.
*/
export default function( locale ) {
if ( isUndefined( locale ) ) {
return [];
}
let transliterationObjects = transliterationsGeneral;
transliterationObjects = transliterationObjects.concat( getLanguageSpecificTransliterations( getLanguage( locale ) ) );
return transliterationObjects;
}