hologit/bin/cli.js

Hologit automates the projection of layered composite file trees based on flat, declarative plans

#!/usr/bin/env node


// setup logger
const logger = require('winston');
const loggerConsole = new logger.transports.Console({
    level: process.env.DEBUG ? 'debug' : 'info',
    format: logger.format.combine(
        logger.format.colorize(),
        logger.format.prettyPrint(),
        logger.format.splat(),
        logger.format.simple(),
    ),

    // all logger output to STDERR
    stderrLevels: Object.keys(require('winston/lib/winston/config').cli.levels)
});
logger.add(loggerConsole);

module.exports = { logger };


// route command line
require('yargs')
    .version(require('../package.json').version)
    .option('d', {
        alias: 'debug',
        type: 'boolean',
        default: false,
        global: true
    })
    .option('q', {
        alias: 'quiet',
        type: 'boolean',
        default: false,
        global: true
    })
    .check(function (argv) {
        if (argv.debug) {
            loggerConsole.level = 'debug';
        } else if (argv.quiet) {
            loggerConsole.level = 'error';
        }

        return true;
    })
    .commandDir('../commands', { exclude: /\.test\.js$/ })
    .demandCommand()
    .showHelpOnFail(false, 'Specify --help for available options')
    .fail((msg, err) => {
        logger.error(msg || err.message);

        if (err) {
            logger.debug(err.stack);
        }

        process.exit(1);
    })
    .strict()
    .help()
    .argv;