prepublish.js

//@ts-check
var p = require('child_process')
var path = require('path')
var fs = require('fs')
var root = path.join(__dirname, '..')
var root_config = { cwd: root, encoding: 'utf8' }
var json = require(path.join(root, 'package.json'))


function clean() {
    console.log(`cleanning`)
    p.execSync(`git clean -dfx .`, root_config)
}
function verifyIsCleanWorkTree() {
    var output = p.execSync(`git status`, root_config)
    if (output.includes('nothing to commit')) {
        console.log(`still clean tree`)

    } else {

        console.log(output)
        console.log(`Error: not fixed point`)
        process.exit(2)
    }
}
clean()
p.execSync(`./release.sh`, { cwd: path.join(root, 'jscomp'), stdio: 'inherit' })
verifyIsCleanWorkTree()

clean()
console.log(`start packing`)
p.execSync(`npm pack`, root_config)
console.log(`finish packing`)

var tmpdir = 'tmp'

fs.mkdirSync(path.join(root, tmpdir))

p.execSync(`tar -xzf ${json.name}-${json.version}.tgz -C ${tmpdir} `, root_config)

process.env.BS_ALWAYS_BUILD_YOUR_COMPILER = 'true'
var tmpdir_config = {
    cwd: path.join(root, tmpdir, 'package'),
    encoding: 'utf8', stdio: 'inherit'
}
console.log(`start installing`)
p.execSync(`npm install`, tmpdir_config)
console.log(`finish installing`)
clean()
verifyIsCleanWorkTree()
console.log(`okay to publish`)