jsdoc/packages/jsdoc/jsdoc.js

#!/usr/bin/env node

// initialize the environment for Node.js
(() => {
  const fs = require('fs');
  const path = require('path');

  let env;
  let jsdocPath = __dirname;

  // Create a custom require method that adds `lib/jsdoc` and `node_modules` to the module
  // lookup path. This makes it possible to `require('jsdoc/foo')` from external templates and
  // plugins, and within JSDoc itself. It also allows external templates and plugins to
  // require JSDoc's module dependencies without installing them locally.
  /* eslint-disable no-global-assign, no-redeclare */
  require = require('requizzle')({
    requirePaths: {
      before: [path.join(__dirname, 'lib')],
      after: [path.join(__dirname, 'node_modules')],
    },
    infect: true,
  });
  /* eslint-enable no-global-assign, no-redeclare */

  // resolve the path if it's a symlink
  if (fs.statSync(jsdocPath).isSymbolicLink()) {
    jsdocPath = path.resolve(path.dirname(jsdocPath), fs.readlinkSync(jsdocPath));
  }

  env = require('./lib/jsdoc/env');
  env.dirname = jsdocPath;
  env.args = process.argv.slice(2);
})();

/**
 * Data about the environment in which JSDoc is running, including the configuration settings that
 * were used to run JSDoc.
 *
 * @deprecated As of JSDoc 3.4.0. Use `require('jsdoc/env')` to access the `env` object. The global
 * `env` object will be removed in a future release.
 * @namespace
 * @name env
 */
global.env = (() => require('./lib/jsdoc/env'))();

(async () => {
  const cli = require('./cli');

  cli.setVersionInfo().loadConfig().configureLogger().logStart();

  await cli.runCommand();
})();