apeman-need/lib/apeman_need.js

"use strict";

const argx = require('argx'),
    apemanfile = require('apemanfile'),
    checkNeeds = require('./checking/check_needs'),
    async = require('async');

/** @lends apemanNeed */
function apemanNeed(options, callback) {
    let args = argx(arguments);
    callback = args.pop('function') || argx.noop;
    options = args.pop('object') || {};
    let configuration = apemanfile(options.configuration || process.cwd());
    async.waterfall([
        (callback) => {
            let needs = configuration.get('$needs');
            let result = Object.assign({}, needs);
            let $children = configuration.get('$children') || {};
            Object.keys($children).forEach((key) => {
                let $child = $children[key];
                result = Object.assign(result, $child.get('$needs') || {});
            });
            callback(null, result);
        },
        (needs, callback) => {
            checkNeeds(needs, callback);
        }
    ], callback);
}

module.exports = apemanNeed;