mirror of https://github.com/jkjoy/sunpeiwen.git
30 lines
755 B
JavaScript
30 lines
755 B
JavaScript
|
'use strict';
|
||
|
|
|
||
|
|
var GetIntrinsic = require('get-intrinsic');
|
||
|
|
|
||
|
|
var $TypeError = GetIntrinsic('%TypeError%');
|
||
|
|
|
||
|
|
var callBound = require('call-bind/callBound');
|
||
|
|
|
||
|
|
var $push = callBound('Array.prototype.push');
|
||
|
|
|
||
|
|
var CodePointAt = require('./CodePointAt');
|
||
|
|
var Type = require('./Type');
|
||
|
|
|
||
|
|
// https://262.ecma-international.org/12.0/#sec-stringtocodepoints
|
||
|
|
|
||
|
|
module.exports = function StringToCodePoints(string) {
|
||
|
|
if (Type(string) !== 'String') {
|
||
|
|
throw new $TypeError('Assertion failed: `string` must be a String');
|
||
|
|
}
|
||
|
|
var codePoints = [];
|
||
|
|
var size = string.length;
|
||
|
|
var position = 0;
|
||
|
|
while (position < size) {
|
||
|
|
var cp = CodePointAt(string, position);
|
||
|
|
$push(codePoints, cp['[[CodePoint]]']);
|
||
|
|
position += cp['[[CodeUnitCount]]'];
|
||
|
|
}
|
||
|
|
return codePoints;
|
||
|
|
};
|