Sha256: 96044a83b8fc7e9c3156f86c96977daa3f97a0903891c644575a95bfa73a4773
Contents?: true
Size: 950 Bytes
Versions: 108
Compression:
Stored size: 950 Bytes
Contents
'use strict';
var GetIntrinsic = require('get-intrinsic');
var $RangeError = GetIntrinsic('%RangeError%');
var $TypeError = GetIntrinsic('%TypeError%');
var ToIndex = require('./ToIndex');
var isTypedArray = require('is-typed-array');
var typedArrayLength = require('typed-array-length');
// https://262.ecma-international.org/8.0/#sec-validateatomicaccess
module.exports = function ValidateAtomicAccess(typedArray, requestIndex) {
if (!isTypedArray(typedArray)) {
throw new $TypeError('Assertion failed: `typedArray` must be a TypedArray'); // step 1
}
var accessIndex = ToIndex(requestIndex); // step 2
var length = typedArrayLength(typedArray); // step 3
/*
// this assertion can never be reached
if (!(accessIndex >= 0)) {
throw new $TypeError('Assertion failed: accessIndex >= 0'); // step 4
}
*/
if (accessIndex >= length) {
throw new $RangeError('index out of range'); // step 5
}
return accessIndex; // step 6
};
Version data entries
108 entries across 27 versions & 2 rubygems