refactor start

This commit is contained in:
Spectre 2025-02-18 11:19:45 +01:00
parent bd49791e06
commit e46d25f0b7
16699 changed files with 2 additions and 1484887 deletions

View file

@ -1,51 +0,0 @@
'use strict';
var $TypeError = require('es-errors/type');
var callBound = require('call-bind/callBound');
var hasOwn = require('hasown');
var $charCodeAt = callBound('String.prototype.charCodeAt');
var $toUpperCase = callBound('String.prototype.toUpperCase');
var caseFolding = require('../helpers/caseFolding.json');
// https://262.ecma-international.org/6.0/#sec-runtime-semantics-canonicalize-ch
module.exports = function Canonicalize(ch, IgnoreCase, Unicode) {
if (typeof ch !== 'string') {
throw new $TypeError('Assertion failed: `ch` must be a character');
}
if (typeof IgnoreCase !== 'boolean' || typeof Unicode !== 'boolean') {
throw new $TypeError('Assertion failed: `IgnoreCase` and `Unicode` must be Booleans');
}
if (!IgnoreCase) {
return ch; // step 1
}
if (Unicode) { // step 2
if (hasOwn(caseFolding.C, ch)) {
return caseFolding.C[ch];
}
if (hasOwn(caseFolding.S, ch)) {
return caseFolding.S[ch];
}
return ch; // step 2.b
}
var u = $toUpperCase(ch); // step 2
if (u.length !== 1) {
return ch; // step 3
}
var cu = u; // step 4
if ($charCodeAt(ch, 0) >= 128 && $charCodeAt(cu, 0) < 128) {
return ch; // step 5
}
return cu;
};