bufio

v1.2.2
Buffer and serialization utilities for javascript
buffer serialization

bufio

Buffer and serialization utilities for javascript.

Usage

const assert = require('assert');
const bio = require('bufio');

const bw = bio.write();
bw.writeU64(100);
bw.writeString('foo');
const data = bw.render();

const br = bio.read(data);
assert(br.readU64() === 100);
assert(br.readString(3) === 'foo');

Struct Usage

const bio = require('bufio');

class MyStruct extends bio.Struct {
  constructor() {
    super();
    this.str = 'hello';
    this.value = 0;
  }

  write(bw) {
    bw.writeVarString(this.str, 'ascii');
    bw.writeU64(this.value);
    return this;
  }

  read(br) {
    this.str = br.readVarString('ascii');
    this.value = br.readU64();
    return this;
  }
}

const obj = new MyStruct();

console.log('Buffer:');
console.log(obj.encode());

console.log('Decoded:');
console.log(MyStruct.decode(obj.encode()));

console.log('Hex:');
console.log(obj.toHex());

console.log('Decoded:');
console.log(MyStruct.fromHex(obj.toHex()));

console.log('Base64:');
console.log(obj.toBase64());

Contribution and License Agreement

If you contribute code to this project, you are implicitly allowing your code to be distributed under the MIT license. You are also implicitly verifying that all code is your original work. </legalese>

License

  • Copyright (c) 2017, Christopher Jeffrey (MIT License).

See LICENSE for more info.

npm i bufio

Metadata

  • MIT
  • >=14.0.0
  • Christopher Jeffrey
  • released 10/2/2024

Downloads