| 'use strict'; |
| |
| var $TypeError = require('es-errors/type'); |
| |
| var isMatchRecord = require('../helpers/records/match-record'); |
| |
| // https://262.ecma-international.org/13.0/#sec-getmatchindexpair |
| |
| module.exports = function GetMatchIndexPair(S, match) { |
| if (typeof S !== 'string') { |
| throw new $TypeError('Assertion failed: `S` must be a String'); |
| } |
| if (!isMatchRecord(match)) { |
| throw new $TypeError('Assertion failed: `match` must be a Match Record'); |
| } |
| |
| 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]]']]; |
| }; |