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@webassemblyjs/wasm-parser

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    @webassemblyjs/wasm-parser

WebAssembly binary format parser


Version published
Weekly downloads
23M
decreased by-1.83%
Maintainers
1
Install size
595 kB
Created
Weekly downloads
 

Package description

What is @webassemblyjs/wasm-parser?

The @webassemblyjs/wasm-parser package is a tool for parsing WebAssembly binaries (.wasm files) into a format that is easier to interact with in JavaScript. It can be used to analyze and manipulate WebAssembly modules without having to execute them.

What are @webassemblyjs/wasm-parser's main functionalities?

Parsing WebAssembly binaries

This feature allows you to parse .wasm files into an abstract syntax tree (AST) that represents the structure and content of the WebAssembly module.

const { decode } = require('@webassemblyjs/wasm-parser');
const fs = require('fs');

const wasmBuffer = fs.readFileSync('module.wasm');
const ast = decode(wasmBuffer);

console.log(ast);

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Readme

Source

@webassemblyjs/wasm-parser

WebAssembly binary format parser

Installation

yarn add @webassemblyjs/wasm-parser

Usage

import { decode } from "@webassemblyjs/wasm-parser";
import { readFileSync } from "fs";

const binary = readFileSync("/path/to/module.wasm");

const decoderOpts = {};
const ast = decode(binary, decoderOpts);

Decoder options

  • dump: print dump information while decoding (default false)
  • ignoreCodeSection: ignore the code section (default false)
  • ignoreDataSection: ignore the data section (default false)

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Last updated on 13 Mar 2024

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