SCALE Codec in Typescript

The SCALE (Simple Concatenated Aggregate Little-Endian) Codec is a lightweight, efficient, binary serialization and deserialization codec.

This is a lightweight implementation of SCALE for Substrate for Typescript.

Features

Decode:

• Int8, Int32, Int64, Int128, UInt8, UInt32, UInt64, UInt128
• Option
• Result
• Bool
• Vector
• String

Install dependencies

yarn

Test

yarn test

Usage

ts-node example.ts

example.ts:

import { ScaleDecoder } from './src/app';
import { hexToBytes } from './src/utils';
const decoder = new ScaleDecoder(hexToBytes("1054657374"));
const res = decoder.processAndUpdateData("String");
console.log(res); // outputs 'Test'