json-as

AS-JSON

JSON serializer/deserializer for AssemblyScript

Installation

~ npm install json-as

~ npm install visitor-as

Add the transform to your asc command

--transform json-as/transform

Or, add it to asconfig.json

{
  "options": {
    "transform": "json-as/transform"
  }
}

Usage

import { JSON } from "json-as/assembly";

@json
class Vec2 {
  x: f32
  y: f32
}

@json
class Player {
  firstName: string
  lastName: string
  lastActive: i32[]
  age: i32
  pos: Vec2
  isVerified: boolean
}

const data: Player = {
  firstName: "Emmet",
  lastName: "West",
  lastActive: [8, 27, 2022],
  age: 23,
  pos: {
    x: -3.4,
    y: 1.2
  },
  isVerified: true
}

const stringified = JSON.stringify<Player>(data);

const parsed = JSON.parse<Player>(stringified);

Performance

Serialize Object (Vec2): ~7.20m ops/s

Deserialize Object (Vec2): ~2.2m ops/s

Serialize Array (int[4]): ~1.4m ops/s

Deserialize Array (int[4]): ~2.8m ops/s

Serialize String (5): ~5.2m ops/sw

Deserialize String (5): ~1.36m ops/s

Issues

Please submit an issue to https://github.com/JairusSW/as-json/issues if you find anything wrong with this library