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@ -20,14 +20,18 @@ simplifies lazy loading with TypeScript
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## Usage
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We recommend the use of TypeScript for best Intellisense
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smartsystem supports both npm and SystemJs as module loader.
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```typescript
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import { LazyModule } from 'smartsystem'
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import * as _myPlugin from 'myPlugin' // plugin does not get loaded here at runtime
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let myPluginLazy = new LazyModule<typeof _myPlugin>('myPlugin')
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let myPluginLazy.setLoader('npm') // sets the loader, defaults to npm anyway
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import * as _anotherPlugin from 'anotherPlugin' // plugin does not get loaded here at runtime
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let anotherPluginPromised = LazyModule<typeof _anotherPlugin>('anotherPlugin')
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let anotherPluginLazy = new LazyModule<typeof _anotherPlugin>('anotherPlugin')
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let anotherPluginLazy.setLoader('systemjs') // sets the loader to systemjs
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myPluginLazy.whenLoaded.then(myPlugin => {
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/* do something with myPlugin.
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3
dist/index.d.ts
vendored
3
dist/index.d.ts
vendored
@ -4,13 +4,16 @@ import * as q from 'q';
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/**
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* defines a LazyModule
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*/
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export declare type TLoader = 'npm' | 'systemjs';
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export declare class LazyModule<T> {
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name: string;
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nameIsPath: boolean;
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cwd: string;
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whenLoaded: q.Promise<T>;
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loader: TLoader;
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private whenLoadedDeferred;
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constructor(nameArg: string, cwdArg?: string);
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setLoader(loaderArg: TLoader): void;
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/**
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* loads the module
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*/
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32
dist/index.js
vendored
32
dist/index.js
vendored
@ -1,8 +1,8 @@
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"use strict";
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require("typings-global");
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const path = require("path");
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const q = require("q");
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const lik_1 = require("lik");
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let systemjs = require('systemjs');
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class Smartsystem {
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constructor() {
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this.lazyModules = new lik_1.Objectmap();
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@ -16,29 +16,43 @@ class Smartsystem {
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}
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// create the internal smartsystem
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let smartsystem = new Smartsystem();
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/**
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* defines a LazyModule
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*/
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class LazyModule {
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constructor(nameArg, cwdArg = process.cwd()) {
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this.loader = 'npm';
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this.name = nameArg;
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this.cwd = cwdArg;
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smartsystem.addLazyModule(this); // add module to smartsystem instance
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this.nameIsPath = /\.\//.test(this.name); // figure out if name is path
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if (this.nameIsPath) {
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this.name = path.join(this.cwd, this.name);
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}
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this.whenLoadedDeferred = q.defer();
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this.whenLoaded = this.whenLoadedDeferred.promise;
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}
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setLoader(loaderArg) {
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this.loader = loaderArg;
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}
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/**
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* loads the module
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*/
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load() {
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let done = q.defer();
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let loadedModule;
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systemjs.import(this.name).then((m) => {
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loadedModule = m;
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this.whenLoadedDeferred.resolve(loadedModule);
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if (this.loader === 'npm') {
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loadedModule = require(this.name);
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done.resolve(loadedModule);
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}).catch(err => { console.log(err); });
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}
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else if (this.loader === 'systemjs') {
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let systemjs = require('systemjs');
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systemjs.import(this.name).then((m) => {
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loadedModule = m;
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this.whenLoadedDeferred.resolve(loadedModule);
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done.resolve(loadedModule);
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}).catch(err => { console.log(err); });
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}
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else {
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throw Error('loader not supported');
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}
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return done.promise;
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}
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/**
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@ -48,4 +62,4 @@ class LazyModule {
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}
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}
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exports.LazyModule = LazyModule;
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//# sourceMappingURL=data:application/json;base64,eyJ2ZXJzaW9uIjozLCJmaWxlIjoiaW5kZXguanMiLCJzb3VyY2VSb290IjoiIiwic291cmNlcyI6WyIuLi90cy9pbmRleC50cyJdLCJuYW1lcyI6W10sIm1hcHBpbmdzIjoiO0FBQUEsMEJBQXVCO0FBRXZCLHVCQUFzQjtBQUN0Qiw2QkFBK0I7QUFDL0IsSUFBSSxRQUFRLEdBQUcsT0FBTyxDQUFDLFVBQVUsQ0FBQyxDQUFBO0FBRWxDO0lBQUE7UUFDSSxnQkFBVyxHQUFHLElBQUksZUFBUyxFQUFtQixDQUFBO0lBUWxELENBQUM7SUFORzs7T0FFRztJQUNILGFBQWEsQ0FBQyxhQUE4QjtRQUN4QyxJQUFJLENBQUMsV0FBVyxDQUFDLEdBQUcsQ0FBQyxhQUFhLENBQUMsQ0FBQTtJQUN2QyxDQUFDO0NBQ0o7QUFFRCxrQ0FBa0M7QUFDbEMsSUFBSSxXQUFXLEdBQUcsSUFBSSxXQUFXLEVBQUUsQ0FBQTtBQUVuQzs7R0FFRztBQUNIO0lBTUksWUFBWSxPQUFlLEVBQUUsTUFBTSxHQUFXLE9BQU8sQ0FBQyxHQUFHLEVBQUU7UUFDdkQsSUFBSSxDQUFDLElBQUksR0FBRyxPQUFPLENBQUE7UUFDbkIsSUFBSSxDQUFDLEdBQUcsR0FBRyxNQUFNLENBQUE7UUFDakIsV0FBVyxDQUFDLGFBQWEsQ0FBQyxJQUFJLENBQUMsQ0FBQSxDQUFDLHFDQUFxQztRQUNyRSxJQUFJLENBQUMsVUFBVSxHQUFHLE1BQU0sQ0FBQyxJQUFJLENBQUMsSUFBSSxDQUFDLElBQUksQ0FBQyxDQUFBLENBQUMsNkJBQTZCO1FBQ3RFLElBQUksQ0FBQyxrQkFBa0IsR0FBRyxDQUFDLENBQUMsS0FBSyxFQUFLLENBQUE7UUFDdEMsSUFBSSxDQUFDLFVBQVUsR0FBRyxJQUFJLENBQUMsa0JBQWtCLENBQUMsT0FBTyxDQUFBO0lBQ3JELENBQUM7SUFFRDs7T0FFRztJQUNILElBQUk7UUFDQSxJQUFJLElBQUksR0FBRyxDQUFDLENBQUMsS0FBSyxFQUFLLENBQUE7UUFDdkIsSUFBSSxZQUFlLENBQUE7UUFDbkIsUUFBUSxDQUFDLE1BQU0sQ0FBQyxJQUFJLENBQUMsSUFBSSxDQUFDLENBQUMsSUFBSSxDQUFDLENBQUMsQ0FBQztZQUM5QixZQUFZLEdBQUcsQ0FBQyxDQUFBO1lBQ2hCLElBQUksQ0FBQyxrQkFBa0IsQ0FBQyxPQUFPLENBQUMsWUFBWSxDQUFDLENBQUE7WUFDN0MsSUFBSSxDQUFDLE9BQU8sQ0FBQyxZQUFZLENBQUMsQ0FBQTtRQUM5QixDQUFDLENBQUMsQ0FBQyxLQUFLLENBQUMsR0FBRyxNQUFNLE9BQU8sQ0FBQyxHQUFHLENBQUMsR0FBRyxDQUFDLENBQUEsQ0FBQyxDQUFDLENBQUMsQ0FBQTtRQUNyQyxNQUFNLENBQUMsSUFBSSxDQUFDLE9BQU8sQ0FBQTtJQUN2QixDQUFDO0lBRUQ7O09BRUc7SUFDSCxRQUFRLENBQUMsR0FBRyxJQUF1QjtJQUVuQyxDQUFDO0NBQ0o7QUFuQ0QsZ0NBbUNDIn0=
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//# sourceMappingURL=data:application/json;base64,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@ -1,7 +1,7 @@
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{
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"name": "smartsystem",
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"version": "1.0.3",
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"description": "wraps systemjs for smarter workflows",
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"version": "1.0.8",
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"description": "simplifies lazy loading with TypeScript",
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"main": "dist/index.js",
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"typings": "dist/index.d.ts",
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"scripts": {
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@ -11,6 +11,11 @@
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"type": "git",
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"url": "git+ssh://git@gitlab.com/pushrocks/smartsystem.git"
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},
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"keywords": [
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"TypeScript",
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"lazy",
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"module loader"
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],
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"author": "Lossless GmbH",
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"license": "MIT",
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"bugs": {
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@ -1,4 +1,4 @@
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"use strict";
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exports.exportedTestBoolean = true;
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console.log('moduleExample loaded successfully');
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//# sourceMappingURL=data:application/json;base64,eyJ2ZXJzaW9uIjozLCJmaWxlIjoibW9kdWxlRXhhbXBsZS5qcyIsInNvdXJjZVJvb3QiOiIiLCJzb3VyY2VzIjpbIm1vZHVsZUV4YW1wbGUudHMiXSwibmFtZXMiOltdLCJtYXBwaW5ncyI6IjtBQUFXLFFBQUEsbUJBQW1CLEdBQUcsSUFBSSxDQUFBO0FBQ3JDLE9BQU8sQ0FBQyxHQUFHLENBQUMsbUNBQW1DLENBQUMsQ0FBQSJ9
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//# sourceMappingURL=data:application/json;base64,eyJ2ZXJzaW9uIjozLCJmaWxlIjoibW9kdWxlRXhhbXBsZS5qcyIsInNvdXJjZVJvb3QiOiIiLCJzb3VyY2VzIjpbIm1vZHVsZUV4YW1wbGUudHMiXSwibmFtZXMiOltdLCJtYXBwaW5ncyI6IjtBQUFXLFFBQUEsbUJBQW1CLEdBQUcsSUFBSSxDQUFBO0FBRXJDLE9BQU8sQ0FBQyxHQUFHLENBQUMsbUNBQW1DLENBQUMsQ0FBQSJ9
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@ -1,2 +1,3 @@
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export let exportedTestBoolean = true
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import * as q from 'q'
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console.log('moduleExample loaded successfully')
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29
ts/index.ts
29
ts/index.ts
@ -1,8 +1,8 @@
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import 'typings-global'
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import * as path from 'path'
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import * as q from 'q'
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import { Objectmap } from 'lik'
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let systemjs = require('systemjs')
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class Smartsystem {
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lazyModules = new Objectmap<LazyModule<any>>()
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@ -21,32 +21,51 @@ let smartsystem = new Smartsystem()
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/**
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* defines a LazyModule
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*/
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export type TLoader = 'npm' | 'systemjs'
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export class LazyModule<T> {
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name: string
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nameIsPath: boolean
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cwd: string
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whenLoaded: q.Promise<T>
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loader: TLoader = 'npm'
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private whenLoadedDeferred: q.Deferred<T>
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constructor(nameArg: string, cwdArg: string = process.cwd()) {
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this.name = nameArg
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this.cwd = cwdArg
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smartsystem.addLazyModule(this) // add module to smartsystem instance
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this.nameIsPath = /\.\//.test(this.name) // figure out if name is path
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if (this.nameIsPath) {
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this.name = path.join(this.cwd, this.name)
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}
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this.whenLoadedDeferred = q.defer<T>()
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this.whenLoaded = this.whenLoadedDeferred.promise
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}
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setLoader(loaderArg: TLoader) {
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this.loader = loaderArg
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}
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/**
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* loads the module
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*/
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load(): q.Promise<T> {
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let done = q.defer<T>()
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let loadedModule: T
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systemjs.import(this.name).then((m) => {
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loadedModule = m
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this.whenLoadedDeferred.resolve(loadedModule)
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if (this.loader === 'npm') {
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loadedModule = require(this.name)
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done.resolve(loadedModule)
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}).catch(err => { console.log(err) })
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} else if (this.loader === 'systemjs') {
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let systemjs = require('systemjs')
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systemjs.import(this.name).then((m) => {
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loadedModule = m
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this.whenLoadedDeferred.resolve(loadedModule)
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done.resolve(loadedModule)
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}).catch(err => { console.log(err) })
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} else {
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throw Error('loader not supported')
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}
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return done.promise
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}
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Reference in New Issue
Block a user