index.js

'use strict';
var gitProperties = require('./lib/gitProperties');
var commandLineArgs = require('command-line-args')

// library's entry point
var execute = function () {

    // define allows command line arguments when calling library
    const optionDefinitions = [
        {name: 'directory', alias: 'd', type: String}
    ]

    // convert command line arguments to object
    const options = commandLineArgs(optionDefinitions);

    // define callback function to call when git.properties file has been written or when an error doing so occurs.
    var callback = function (writeSuccess) {
        if (writeSuccess) {
            //exit with a 'success' code
            process.exit(0);
        } else {
            //exit with a 'failure' code
            process.exit(1);
        }
    }

    // write git.properties file
    gitProperties.write(options.directory, callback);
}

execute();

module.exports = execute;