git ssb

1
const wabt = require('wabt')
2
const fs = require('fs')
3
const types = require('../customTypes')
4
5
function filesWast2wasm () {
6
  const srcFiles = fs.readdirSync(`${__dirname}/wast`)
7
  const wastFiles = srcFiles.filter(name => name.split('.').pop() === 'wast')
8
  for (let file of wastFiles) {
9
    const wat = fs.readFileSync(`${__dirname}/wast/${file}`).toString()
10
    file = file.split('.')[0]
11
    let json
12
    try {
13
      json = fs.readFileSync(`${__dirname}/wast/${file}.json`)
14
      json = JSON.parse(json)
15
    } catch (e) {
16
      console.log('no json')
17
    }
18
19
    console.log(wat)
20
    const mod = wabt.parseWat('module.wast', wat)
21
    let binary = Buffer.from(mod.toBinary({log: true}).buffer)
22
    if (json) {
23
      console.log(json)
24
      const buf = types.encodeJSON(json)
25
      binary = types.injectCustomSection(buf, binary)
26
    }
27
    fs.writeFileSync(`${__dirname}/wasm/${file}.wasm`, binary)
28
  }
29
}
30
31
filesWast2wasm()
32