marionebl/jogwheel

/**
 * This gulpfile bootstraps the tasks found in './tasks'
 * using the configuration in ./.gulprc
 * Please adapt configuration in ./gulprc
 */
var resolve = require('path').resolve;
var rc = require('rc');
var gulp = require('gulp');
var util = require('gulp-util');
var minimist = require('minimist');

// Helpers
var task = require('./tasks/helpers/task')(gulp);

// Get configuration
var config = rc('gulp', {
    paths: {},
    tasks: {
        directory: 'tasks',
        public: []
    }
});

var cliOptions = minimist(process.argv.slice(2));

// Iterate gulp task config
config.tasks.public.forEach(function(taskDefinition){
    var isAliased = Array.isArray(taskDefinition);
    var taskName = isAliased ? taskDefinition[0] : taskDefinition;
    var taskAliases = isAliased ? (taskDefinition[1] || []).concat([taskName]) : [taskName];
    var taskOptions = isAliased ? (taskDefinition[2] || {}) : {};
    var taskFile = resolve(config.tasks.directory, taskName + '.js');
    var taskFactory, taskFunction;

    try {
        taskFactory = require(taskFile);
    } catch(err) {
        util.log('Could not load task "' + taskName +'" from "' + taskFile + '":');
        util.log(err);
        util.log(err.stack);
        return;
    }

    if (typeof taskFactory !== 'function') {
        util.log('Could not load task "' + taskName +'" from "' + taskFile + '", does not export factory function.');
        util.log(err.stack);
        return;
    }

    try {
        taskFunction = taskFactory(gulp, config.paths, taskOptions, cliOptions);
    } catch(err) {
        util.log('Could not initialize task function "' + taskName +'" from "' + taskFile + '":');
        util.log(err);
        util.log(err.stack);
        return;
    }

    task(taskFunction, taskAliases, taskOptions);
});