smartsystem/dist/index.js

"use strict";
require("typings-global");
const path = require("path");
const q = require("q");
const lik_1 = require("lik");
class Smartsystem {
    constructor() {
        this.lazyModules = new lik_1.Objectmap();
    }
    /**
     * add lazyModule to Smartsystem
     */
    addLazyModule(lazyModuleArg) {
        this.lazyModules.add(lazyModuleArg);
    }
}
// create the internal smartsystem
let smartsystem = new Smartsystem();
class LazyModule {
    constructor(nameArg, cwdArg) {
        this.loader = 'npm';
        if (!cwdArg) {
            throw new Error('You must specify a directory to resolve from!');
        }
        this.name = nameArg;
        this.cwd = cwdArg;
        smartsystem.addLazyModule(this); // add module to smartsystem instance
        this.nameIsPath = /\.\//.test(this.name); // figure out if name is path
        if (this.nameIsPath) {
            this.name = path.join(this.cwd, this.name);
        }
        this.whenLoadedDeferred = q.defer();
        this.whenLoaded = this.whenLoadedDeferred.promise;
    }
    setLoader(loaderArg) {
        this.loader = loaderArg;
    }
    /**
     * loads the module
     */
    load() {
        let done = q.defer();
        let loadedModule;
        if (this.loader === 'npm') {
            loadedModule = require(this.name);
            done.resolve(loadedModule);
        }
        else if (this.loader === 'systemjs') {
            let systemjs = require('systemjs');
            systemjs.import(this.name).then((m) => {
                loadedModule = m;
                this.whenLoadedDeferred.resolve(loadedModule);
                done.resolve(loadedModule);
            }).catch(err => { console.log(err); });
        }
        else {
            throw Error('loader not supported');
        }
        return done.promise;
    }
    /**
     * loads additional lazy modules specified as arguments and returns them in the promise for easy use
     */
    loadAlso(...args) {
    }
}
exports.LazyModule = LazyModule;
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