32 lines
1.3 KiB
Plaintext
32 lines
1.3 KiB
Plaintext
'use strict';
|
|
|
|
var $TypeError = require('es-errors/type');
|
|
|
|
var IsBigIntElementType = require('./IsBigIntElementType');
|
|
var IsUnclampedIntegerElementType = require('./IsUnclampedIntegerElementType');
|
|
var TypedArrayElementType = require('./TypedArrayElementType');
|
|
var ValidateTypedArray = require('./ValidateTypedArray');
|
|
|
|
// https://262.ecma-international.org/15.0/#sec-validateintegertypedarray
|
|
|
|
module.exports = function ValidateIntegerTypedArray(typedArray, waitable) {
|
|
if (typeof waitable !== 'boolean') {
|
|
throw new $TypeError('Assertion failed: `waitable` must be a Boolean');
|
|
}
|
|
|
|
var taRecord = ValidateTypedArray(typedArray, 'UNORDERED'); // step 1
|
|
|
|
// 2. NOTE: Bounds checking is not a synchronizing operation when typedArray's backing buffer is a growable SharedArrayBuffer.
|
|
|
|
var type = TypedArrayElementType(typedArray); // step 4.a
|
|
if (waitable) { // step 3
|
|
if (type !== 'INT32' && type !== 'BIGINT64') {
|
|
throw new $TypeError('Assertion failed: `typedArray` must be an Int32Array or BigInt64Array when `waitable` is true'); // step 5.a
|
|
}
|
|
} else if (!IsUnclampedIntegerElementType(type) && !IsBigIntElementType(type)) { // step 4
|
|
throw new $TypeError('Assertion failed: `typedArray` must be an integer TypedArray'); // step 4.b
|
|
}
|
|
|
|
return taRecord; // step 5
|
|
};
|