mirror of https://github.com/jkjoy/sunpeiwen.git
27 lines
876 B
JavaScript
27 lines
876 B
JavaScript
'use strict';
|
|
|
|
var GetIntrinsic = require('get-intrinsic');
|
|
|
|
var $TypeError = GetIntrinsic('%TypeError%');
|
|
|
|
var Type = require('./Type');
|
|
|
|
var assertRecord = require('../helpers/assertRecord');
|
|
|
|
// https://262.ecma-international.org/13.0/#sec-getmatchindexpair
|
|
|
|
module.exports = function GetMatchIndexPair(S, match) {
|
|
if (Type(S) !== 'String') {
|
|
throw new $TypeError('Assertion failed: `S` must be a String');
|
|
}
|
|
assertRecord(Type, 'Match Record', 'match', match);
|
|
|
|
if (!(match['[[StartIndex]]'] <= S.length)) {
|
|
throw new $TypeError('`match` [[StartIndex]] must be a non-negative integer <= the length of S');
|
|
}
|
|
if (!(match['[[EndIndex]]'] <= S.length)) {
|
|
throw new $TypeError('`match` [[EndIndex]] must be an integer between [[StartIndex]] and the length of S, inclusive');
|
|
}
|
|
return [match['[[StartIndex]]'], match['[[EndIndex]]']];
|
|
};
|