basic error handling service. pretty much just what aaron did in clas…

zach/.eslintrc

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+{
+"rules": {
+"no-console": 0,
+"indent": [
+2,
+2,
+{
+"SwitchCase": 1
+}
+],
+"quotes": [
+2,
+"single"
+],
+"linebreak-style": [
+2,
+"unix"
+],
+"semi": [
+2,
+"always"
+]
+},
+"env": {
+"es6": true,
+"node": true,
+"browser": true,
+"mocha": true,
+"jasmine": true
+},
+"globals": {
+"describe": false,
+"it": false,
+"beforeEach": false,
+"afterEach": false,
+"before": false,
+"after": false
+},
+"ecmaFeatures": {
+"modules": true,
+"experimentalObjectRestSpread": true,
+"impliedStrict": true
+},
+"extends": "eslint:recommended"
+}

zach/.gitignore

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+node_modules
+build/
+test/*_bundle.js

zach/app/js/client.js

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+const angular = require('angular');
+const app = angular.module('FauxApp', []);
+
+require('./services')(app);

zach/app/js/services/error_service.js

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+module.exports = function(app) {
+  app.factory('ErrorService', function() {
+    const service = {};
+    const errors = [];
+
+    service.logError = function(message) {
+      return function(err) {
+        errors.push(message);
+        console.log(err);
+      };
+    };
+
+    service.getErrors = function() {
+      return errors;
+    };
+
+    return service;
+  });
+};

zach/app/js/services/index.js

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+module.exports = function(app) {
+  require('./error_service')(app);
+};

zach/gulpfile.js

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+const gulp = require('gulp');
+const del = require('del');
+const webpack = require('webpack-stream');
+const eslint = require('gulp-eslint');
+
+const paths = {
+  html: './app/**/*.html',
+  js: './app/js/client.js',
+  tests: './test/error_service_test.js'
+};
+
+gulp.task('bundle', ['clean'], () => {
+  return gulp.src('./app/js/client.js')
+    .pipe(webpack({output:{filename: 'bundle.js'}}))
+    .pipe(gulp.dest('build'));
+});
+
+gulp.task('clean', () => {
+  return del('./build/**/*');
+});
+
+gulp.task('bundle:test', () => {
+  return gulp.src(paths.tests)
+    .pipe(webpack({output:{filename: 'test_bundle.js'}}))
+    .pipe(gulp.dest('./test'));
+});
+
+gulp.task('app-lint', () => {
+  gulp.src('./app/**/*.js')
+    .pipe(eslint())
+    .pipe(eslint.format());
+});
+
+gulp.task('test-lint', () => {
+  gulp.src('./test/**/*_test.js')
+    .pipe(eslint())
+    .pipe(eslint.format());
+});
+
+gulp.task('lint', ['app-lint', 'test-lint']);
+gulp.task('default', ['bundle']);

zach/karma.conf.js

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+// Karma configuration
+// Generated on Wed Jun 29 2016 18:02:54 GMT-0700 (PDT)
+
+module.exports = function(config) {
+  config.set({
+
+    // base path that will be used to resolve all patterns (eg. files, exclude)
+    basePath: '',
+
+
+    // frameworks to use
+    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
+    frameworks: ['jasmine'],
+
+
+    // list of files / patterns to load in the browser
+    files: [
+      './test/test_bundle.js'
+    ],
+
+
+    // list of files to exclude
+    exclude: [
+    ],
+
+
+    // preprocess matching files before serving them to the browser
+    // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
+    preprocessors: {
+    },
+
+
+    // test results reporter to use
+    // possible values: 'dots', 'progress'
+    // available reporters: https://npmjs.org/browse/keyword/karma-reporter
+    reporters: ['progress'],
+
+
+    // web server port
+    port: 9876,
+
+
+    // enable / disable colors in the output (reporters and logs)
+    colors: true,
+
+
+    // level of logging
+    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
+    logLevel: config.LOG_INFO,
+
+
+    // enable / disable watching file and executing tests whenever any file changes
+    autoWatch: false,
+
+
+    // start these browsers
+    // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
+    browsers: ['Chrome'],
+
+
+    // Continuous Integration mode
+    // if true, Karma captures browsers, runs the tests and exits
+    singleRun: true,
+
+    // Concurrency level
+    // how many browser should be started simultaneous
+    concurrency: Infinity
+  })
+}

zach/package.json

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+{
+  "name": "zach",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "directories": {
+    "test": "test"
+  },
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "angular": "^1.5.7",
+    "angular-mocks": "^1.5.7",
+    "del": "^2.2.1",
+    "gulp": "^3.9.1",
+    "gulp-eslint": "^2.0.0",
+    "jasmine-core": "^2.4.1",
+    "karma": "^1.1.0",
+    "karma-chrome-launcher": "^1.0.1",
+    "karma-jasmine": "^1.0.2",
+    "webpack-stream": "^3.2.0"
+  }
+}

zach/test/error_service_test.js

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+'use strict';
+
+const angular = require('angular');
+require('angular-mocks');
+require('../app/js/client');
+
+describe('error service tests', function() {
+  let errorService;
+  beforeEach(() => {
+    angular.mock.module('FauxApp');
+    angular.mock.inject(function(ErrorService) {
+      errorService = ErrorService;
+    });
+  });
+  it('should have a getter', () => {
+    expect(typeof errorService.getErrors).toBe('function');
+  });
+  it('getError, called, should get an array', () => {
+    expect(Array.isArray(errorService.getErrors())).toBe(true);
+  });
+  it('logError should add an error to the log', () => {
+    errorService.logError('test error')({});
+    let errorArray = errorService.getErrors();
+    expect(errorArray[0]).toBe('test error');
+  });
+});