keithstric

import * as ts from 'typescript';

let options = {
	stripInternal: true,
	target: ts.ScriptTarget.ES5,
	experimentalDecorators: true,
	listEmittedFiles: true
};

function transform(ctx: ts.TransformationContext): ts.Transformer<ts.SourceFile> {

keithstric

const EventEmitter = require('events').EventEmitter;
global.customEmitter = new EventEmitter();

let evtCount = 0;
module.exports = function someFunction() {
  global.customEmitter.addListener('foo', somePrivateFunction);
}

function somePrivateFunction() {
  evtCount++;

keithstric

const someFunction = require('./index');
const rewire = require('rewire');

let app;
beforeEach(() => {
  someFunction();
  app = rewire('./index.js');
});

test('it should increment evtCount', () => {

keithstric

const someFunction = require('./index');
const rewire = require('rewire');

let app;
beforeEach(() => {
  someFunction();
  app = rewire('./index.js');
});

test('it should increment evtCount', () => {

keithstric

import { Injectable } from '@angular/core';
import {BehaviorSubject} from 'rxjs';

@Injectable({
  providedIn: 'root'
})
export class LoadingService {
  loadingSub: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(false);
  /**
   * Contains in-progress loading requests

keithstric

<!-- Loading spinner -->
<div *ngIf="loading" class="loading-container flex-content-center">
  <mat-progress-spinner
    color="primary"
    mode="indeterminate">
  </mat-progress-spinner>
</div>

<!-- the application -->
<div class="site-container">

keithstric

import { Injectable } from '@angular/core';
import {
  HttpRequest,
  HttpHandler,
  HttpEvent,
  HttpInterceptor, HttpResponse
} from '@angular/common/http';
import { Observable } from 'rxjs';
import {catchError, map} from 'rxjs/operators'
import {LoadingService} from '../../layout/services/loading/loading.service';

keithstric

@Injectable({
	providedIn: 'root'
})
export class ErrorService {
	public errorEvent: Subject<Error> = new Subject<any>();

	constructor(
		private _ui: UiService
	) {	}

keithstric

@NgModule({
	imports: [
		CommonModule,
		HttpClientModule,
		MaterialModule
	],
	providers: [
		{provide: ErrorHandler, useClass: ErrorService}
	]
})

keithstric

// This will NOT go through our error handler
try {
  (null as any).f();
} catch (e) {
  console.error(e);
}

// This will go through our error handler
try {
  (null as any).f();