refactor start

This commit is contained in:
Spectre 2025-02-18 11:19:45 +01:00
parent bd49791e06
commit e46d25f0b7
16699 changed files with 2 additions and 1484887 deletions

View file

@ -1,31 +0,0 @@
'use strict';
var GetIntrinsic = require('get-intrinsic');
var $pow = GetIntrinsic('%Math.pow%');
var $Number = GetIntrinsic('%Number%');
var $BigInt = GetIntrinsic('%BigInt%', true);
module.exports = function bytesAsInteger(rawBytes, elementSize, isUnsigned, isBigInt) {
var Z = isBigInt ? $BigInt : $Number;
// this is common to both branches
var intValue = Z(0);
for (var i = 0; i < rawBytes.length; i++) {
intValue += Z(rawBytes[i] * $pow(2, 8 * i));
}
/*
Let intValue be the byte elements of rawBytes concatenated and interpreted as a bit string encoding of an unsigned little-endian binary number.
*/
if (!isUnsigned) { // steps 5-6
// Let intValue be the byte elements of rawBytes concatenated and interpreted as a bit string encoding of a binary little-endian 2's complement number of bit length elementSize × 8.
var bitLength = elementSize * 8;
if (rawBytes[elementSize - 1] & 0x80) {
intValue -= Z($pow(2, bitLength));
}
}
return intValue; // step 7
};