| 'use strict'; | |
| var $TypeError = require('es-errors/type'); | |
| var StringIndexOf = require('./StringIndexOf'); | |
| // https://262.ecma-international.org/13.0/#sec-isstringprefix | |
| module.exports = function IsStringPrefix(p, q) { | |
| if (typeof p !== 'string') { | |
| throw new $TypeError('Assertion failed: "p" must be a String'); | |
| } | |
| if (typeof q !== 'string') { | |
| throw new $TypeError('Assertion failed: "q" must be a String'); | |
| } | |
| return StringIndexOf(q, p, 0) === 0; | |
| }; |