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spellingNormalization: function (sWord) {
let sNewWord = "";
for (let c of sWord) {
sNewWord += this._xTransCharsForSpelling.gl_get(c, c);
}
return sNewWord.normalize("NFC");
},
oDistanceBetweenChars: {
"a": {},
"e": {"é": 0.5},
"é": {"e": 0.5},
"i": {"y": 0.2},
"o": {},
"u": {},
"y": {"i": 0.3},
"b": {"d": 0.8, "h": 0.9},
"c": {"ç": 0.1, "k": 0.5, "q": 0.5, "s": 0.5, "x": 0.5, "z": 0.8},
"d": {"b": 0.8},
"f": {"v": 0.8},
"g": {"j": 0.5},
"h": {"b": 0.9},
"j": {"g": 0.5, "i": 0.9},
"k": {"c": 0.5, "q": 0.1, "x": 0.5},
"l": {"i": 0.9},
"m": {"n": 0.8},
"n": {"m": 0.8, "r": 0.9},
"p": {"q": 0.9},
"q": {"c": 0.5, "k": 0.1, "p": 0.9},
"r": {"n": 0.9, "j": 0.9},
"s": {"c": 0.5, "ç": 0.1, "x": 0.5, "z": 0.5},
"t": {"d": 0.9},
"v": {"f": 0.8, "w": 0.1},
"w": {"v": 0.1},
"x": {"c": 0.5, "k": 0.5, "q": 0.5, "s": 0.5},
"z": {"s": 0.5}
},
distanceBetweenChars: function (c1, c2) {
if (c1 == c2) {
return 0;
}
if (this.oDistanceBetweenChars.hasOwnProperty(c1) && this.oDistanceBetweenChars[c1].hasOwnProperty(c2)) {
return this.oDistanceBetweenChars[c1][c2];
}
return 1;
},
_xTransCharsForSimplification: new Map([
['à', 'a'], ['é', 'é'], ['î', 'i'], ['ô', 'o'], ['û', 'u'], ['ÿ', 'i'], ['y', 'i'],
['â', 'a'], ['è', 'é'], ['ï', 'i'], ['ö', 'o'], ['ù', 'u'], ['ŷ', 'i'],
['ä', 'a'], ['ê', 'é'], ['í', 'i'], ['ó', 'o'], ['ü', 'u'], ['ý', 'i'],
['á', 'a'], ['ë', 'é'], ['ì', 'i'], ['ò', 'o'], ['ú', 'u'], ['ỳ', 'i'],
['ā', 'a'], ['ē', 'é'], ['ī', 'i'], ['ō', 'o'], ['ū', 'u'], ['ȳ', 'i'],
['ç', 'c'], ['ñ', 'n'], ['k', 'q'], ['w', 'v'],
['à', 'a'], ['é', 'é'], ['î', 'i'], ['ô', 'o'], ['û', 'u'], ['ÿ', 'y'],
['â', 'a'], ['è', 'é'], ['ï', 'i'], ['ö', 'o'], ['ù', 'u'], ['ŷ', 'y'],
['ä', 'a'], ['ê', 'é'], ['í', 'i'], ['ó', 'o'], ['ü', 'u'], ['ý', 'y'],
['á', 'a'], ['ë', 'é'], ['ì', 'i'], ['ò', 'o'], ['ú', 'u'], ['ỳ', 'y'],
['ā', 'a'], ['ē', 'é'], ['ī', 'i'], ['ō', 'o'], ['ū', 'u'], ['ȳ', 'y'],
['ç', 'c'], ['ñ', 'n'],
['œ', 'oe'], ['æ', 'ae'],
['ſ', 's'], ['ffi', 'ffi'], ['ffl', 'ffl'], ['ff', 'ff'], ['ſt', 'ft'], ['fi', 'fi'], ['fl', 'fl'], ['st', 'st'],
["⁰", "0"], ["¹", "1"], ["²", "2"], ["³", "3"], ["⁴", "4"], ["⁵", "5"], ["⁶", "6"], ["⁷", "7"], ["⁸", "8"], ["⁹", "9"],
["₀", "0"], ["₁", "1"], ["₂", "2"], ["₃", "3"], ["₄", "4"], ["₅", "5"], ["₆", "6"], ["₇", "7"], ["₈", "8"], ["₉", "9"]
]),
simplifyWord: function (sWord) {
// word simplication before calculating distance between words
sWord = sWord.toLowerCase();
sWord = [...sWord].map(c => this._xTransCharsForSimplification.gl_get(c, c)).join('');
let sNewWord = "";
let i = 1;
for (let c of sWord) {
if (c == 'e' || c != sWord.slice(i, i+1)) { // exception for <e> to avoid confusion between crée / créai
sNewWord += c;
}
i++;
}
return sNewWord.replace(/eau/g, "o").replace(/au/g, "o").replace(/ai/g, "ẽ").replace(/ei/g, "ẽ").replace(/ph/g, "f");
return sNewWord.replace(/eau/g, "o").replace(/au/g, "o").replace(/ai/g, "é").replace(/ei/g, "é").replace(/ph/g, "f");
},
_xTransNumbersToExponent: new Map([
["0", "⁰"], ["1", "¹"], ["2", "²"], ["3", "³"], ["4", "⁴"], ["5", "⁵"], ["6", "⁶"], ["7", "⁷"], ["8", "⁸"], ["9", "⁹"]
]),
numbersToExponent: function (sWord) {
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