lilacs/util/show_help.js

A web frontend building tool for teamwork, with automaticly compiling, merging, minifying, syncing files to server, supporting distributed servers, ensuring css or html files' inline reference with correct absolute path, and more.

"use strict";

var packageJson = require('../data/package_json');
var version = packageJson.version;
var cliOptions = require('../data/cli_options');
var commands = require('../data/commands');

module.exports = () => {
    // ensure process.argv has 'help' argument
    process.argv.indexOf('-h') < 0 && process.argv.indexOf('--help') < 0 && process.argv.push('-h');

    // must in here, for ensuring -h/--help used by yargs
    var yargs = require('yargs');

    var yargsInstance = yargs.usage('\nUsage: lilacs <command> [args]');

    commands.forEach((cmd) => {
        yargsInstance.command(cmd.name, cmd.desc);
    });

    var argv = yargsInstance.help('help')
        .alias('help', 'h')
        .version('version', version)
        .alias('version', 'v')
        .options(cliOptions)
        .argv;

    // print
    console.dir(argv);
};