23 lines
526 B
JavaScript
23 lines
526 B
JavaScript
|
'use strict';
|
||
|
|
|
||
|
|
var Get = require('./Get');
|
||
|
|
var ToIndex = require('./ToIndex');
|
||
|
|
|
||
|
|
var isObject = require('../helpers/isObject');
|
||
|
|
|
||
|
|
// https://262.ecma-international.org/15.0/#sec-getarraybuffermaxbytelengthoption
|
||
|
|
|
||
|
|
module.exports = function GetArrayBufferMaxByteLengthOption(options) {
|
||
|
|
if (!isObject(options)) {
|
||
|
|
return 'EMPTY'; // step 1
|
||
|
|
}
|
||
|
|
|
||
|
|
var maxByteLength = Get(options, 'maxByteLength'); // step 2
|
||
|
|
|
||
|
|
if (typeof maxByteLength === 'undefined') {
|
||
|
|
return 'EMPTY'; // step 3
|
||
|
|
}
|
||
|
|
|
||
|
|
return ToIndex(maxByteLength); // step 4
|
||
|
|
};
|