leanweb.js

#!/usr/bin/env node

import path from 'path';
import { fileURLToPath } from 'url';
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
import { createRequire } from "module";
const require = createRequire(import.meta.url);

import fs from 'fs';
import semver from 'semver';
import * as utils from './commands/utils.js';

(async () => {

  const args = process.argv;

  if (args.length < 3) {
    utils.exec('npx leanweb help');
    return;
  }

  let target = args[2];

  const targetCandidates = Object.keys(utils.targets).filter(t => t.startsWith(target));
  if (targetCandidates.length === 0) {
    console.error(`Error: target ${target} not found.`);
    return;
  } else if (targetCandidates.length > 1) {
    targetCandidates.forEach(t => {
      console.log(t);
    });
    return;
  }

  target = targetCandidates[0];

  const leanwebJSONExisted = fs.existsSync(`${process.cwd()}/${utils.dirs.src}/leanweb.json`);

  if (!leanwebJSONExisted && target !== 'init' && target !== 'help' && target !== 'version') {
    console.error('Error: leanweb.json not found.');
    return;
  }

  if (leanwebJSONExisted && target === 'version' || target === 'serve' || target === 'dist') {
    const leanwebPackageJSON = require(`${__dirname}/package.json`);
    const projectLeanwebJSON = require(`${process.cwd()}/${utils.dirs.src}/leanweb.json`);
    const upgradeAvailable = semver.gt(leanwebPackageJSON.version, projectLeanwebJSON.version);
    if (upgradeAvailable) {
      console.log(`New version of leanweb lib (${projectLeanwebJSON.version} => ${leanwebPackageJSON.version}) is available. Please consider 
running 'lw upgrade' to upgrade your project leanweb lib.`);
    }

    const projectTooNew = semver.gt(projectLeanwebJSON.version, leanwebPackageJSON.version);
    if (projectTooNew) {
      console.log(`Poject version of leanweb (${projectLeanwebJSON.version} > ${leanwebPackageJSON.version}) is newer than local leanweb tools version.
Please consider running 'npm i leanweb -g' to upgrade your local leanweb tools.`);
    }
  }
  const targetData = utils.targets[target];
  const command = `node --trace-deprecation ${__dirname}/commands/${targetData.file} ${args.slice(3).join(' ')}`;
  utils.exec(command);
})();