You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

26 lines
855 B

'use strict';
var GetIntrinsic = require('get-intrinsic');
var $TypeError = GetIntrinsic('%TypeError%');
var Type = require('./Type');
var assertRecord = require('../helpers/assertRecord');
// https://ecma-international.org/ecma-262/13.0/#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]]']];
};