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const fsp = require('fs/promises')
const { resolve, join, relative } = require('path')
const { formatWithOptions } = require('util')
const log = require('proc-log')
const nopt = require('nopt')
const npmGit = require('@npmcli/git')
const promiseSpawn = require('@npmcli/promise-spawn')
const mapWorkspaces = require('@npmcli/map-workspaces')
const CWD = resolve(__dirname, '..')
const pkg = require(join(CWD, 'package.json'))
pkg.mapWorkspaces = async () => {
const ws = []
for (const [name, path] of await mapWorkspaces({ pkg })) {
ws.push({ name, path, pkg: require(join(path, 'package.json')) })
}
return ws
}
const fs = {
rimraf: (p) => fsp.rm(p, { recursive: true, force: true }),
mkdirp: (p) => fsp.mkdir(p, { recursive: true }),
clean: (p) => fs.rimraf(p).then(() => fs.mkdirp(p)),
rmAll: (p) => Promise.all(p.map(fs.rimraf)),
writeFile: async (p, d) => {
await fsp.writeFile(p, d.trim() + '\n', 'utf-8')
return `Wrote to ${relative(CWD, p)}`
},
}
// for spawn, allow a flat array of arguments where the
// the last arg can optionall be an options object
const getArgs = (allArgs) => {
let args = allArgs.flat().filter(Boolean)
let opts = {}
const last = args[args.length - 1]
if (typeof last === 'object') {
args = args.slice(0, -1)
opts = last
}
return { args, opts }
}
const spawn = async (cmd, ...allArgs) => {
const {
args,
opts: { ok, input, out, lines, quiet, ...opts },
} = getArgs(allArgs)
log.info('spawn', `${cmd} ${args.join(' ')}`)
let res = null
try {
const spawnOpts = {
stdio: quiet || out || lines ? 'pipe' : 'inherit',
cwd: CWD,
...opts,
}
const proc = cmd === 'git' ? npmGit.spawn(args, spawnOpts) : promiseSpawn(cmd, args, spawnOpts)
if (input && proc.stdin) {
proc.stdin.write(input)
proc.stdin.end()
}
res = await proc
} catch (err) {
if (!ok) {
throw err
}
log.info('suppressed error', err.message)
}
if (res?.stdout) {
res.stdout = res.stdout.toString().trim()
if (res.stdout) {
log.silly('stdout', res.stdout)
}
}
if (res?.stderr) {
res.stderr = res.stderr.toString().trim()
if (res.stderr) {
log.silly('stderr', res.stderr)
}
}
if (lines) {
return (res?.stdout || '')
.split('\n')
.map(l => l.trim())
.filter(Boolean)
}
if (out) {
return res?.stdout || ''
}
return res
}
// allows for creating spawn functions with a prefilled
// command and checking if the last arg is an options obj
spawn.create = (cmd, ...prefillArgs) => (...cmdArgs) => {
const prefill = getArgs(prefillArgs)
const command = getArgs(cmdArgs)
return spawn(
cmd,
[...prefill.args, ...command.args],
{ ...prefill.opts, ...command.opts }
)
}
const npm = spawn.create('node', '.')
npm.query = (...args) => npm('query', ...args, { out: true }).then(JSON.parse)
const git = spawn.create('git')
git.dirty = () => npmGit.isClean({ cwd: CWD }).then(async r => {
if (r) {
return 'git clean'
}
await git('status', '--porcelain=v1', '-uno')
throw new Error('git dirty')
})
const gh = spawn.create('gh')
gh.json = async (...args) => {
const keys = args.pop()
let data = await gh(...args, '--json', keys, { out: true }).then(JSON.parse)
if (keys.split(',').length === 1) {
data = data[keys]
}
return data
}
const run = async (main) => {
const argv = {}
for (const [k, v] of Object.entries(nopt({}, {}, process.argv))) {
argv[k] = v
// create camelcase key too
argv[k.replace(/-([a-z])/g, (_, c) => c.toUpperCase())] = v
}
process.on('log', (l, ...args) => {
if (argv.debug || process.env.CI || l === 'error') {
for (const line of formatWithOptions({ colors: true }, ...args).split('\n')) {
// eslint-disable-next-line no-console
console.error(l.slice(0, 4).toUpperCase(), line)
}
}
})
log.silly('argv', argv)
try {
const res = await main(argv)
if (res) {
// eslint-disable-next-line no-console
console.log(res)
}
} catch (err) {
process.exitCode = err.status || 1
const messages = []
if (err.args) {
// its an error from promise-spawn
for (const [name, value] of Object.entries(err)) {
if (value) {
let msg = Array.isArray(value) ? value.join(' ') : value.toString()
let sep = ' '
if (msg.includes('\n')) {
msg = ' ' + msg.split('\n').map(l => l.trim()).join('\n ').trim()
sep = '\n'
}
messages.push(`${name}:${sep}${msg}`)
}
// delete from error object so we can log them separately
delete err[name]
}
}
log.error(err)
if (messages.length) {
log.error(messages.join('\n'))
}
}
}
module.exports = {
CWD,
pkg,
run,
fs,
spawn,
gh,
npm,
git,
}
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