now-cli/bin/now

#!/usr/bin/env node
import minimist from 'minimist';
import { resolve } from 'path';
import { spawn } from 'cross-spawn-async';
import checkUpdate from '../lib/check-update';

const argv = minimist(process.argv.slice(2));

// options
const debug = argv.debug || argv.d;

// auto-update checking
const update = checkUpdate({ debug });
const exit = (code) => {
  update.then(() => process.exit(code));
  // don't wait for updates more than a second
  // when the process really wants to exit
  setTimeout(() => process.exit(code), 1000);
};

const defaultCommand = 'deploy';
const commands = new Set([defaultCommand, 'list', 'ls', 'rm', 'remove', 'alias', 'aliases', 'ln', 'domain', 'domains']);
const aliases = new Map([['ls', 'list'], ['rm', 'remove'], ['ln', 'alias'], ['aliases', 'alias'], ['domain', 'domains']]);

let cmd = argv._[0];
let args = [];

if ('help' === cmd) {
  cmd = argv._[1];
  if (!commands.has(cmd)) cmd = defaultCommand;
  args.push('--help');
}

if (commands.has(cmd)) {
  cmd = aliases.get(cmd) || cmd;
  args = args.concat(process.argv.slice(3));
} else {
  cmd = defaultCommand;
  args = args.concat(process.argv.slice(2));
}

let bin = resolve(__dirname, 'now-' + cmd);
if (process.enclose) {
  args.unshift("--entrypoint", bin);
  bin = process.execPath;
}

const proc = spawn(bin, args, { stdio: 'inherit', customFds: [0, 1, 2] });
proc.on('close', (code) => exit(code));
proc.on('error', () => exit(1));