chore: cleanup package and dependencies - change compile target to es6

.travis.yml

@@ -1,12 +1,14 @@
 language: node_js
 node_js:
+ - '6'
  - '8'
 install:
  - yarn install
  - yarn build
  - yarn add $WEBPACK $TSLOADER $VUELOADER -D
  - yarn lint
 env:
+ - WEBPACK=webpack@^4.0.0 TSLOADER=ts-loader@^5.0.0 VUELOADER=vue-loader@^15.2.4
  - WEBPACK=webpack@^4.0.0 TSLOADER=ts-loader@^4.3.0 VUELOADER=vue-loader@^15.2.4
  - WEBPACK=webpack@^3.10.0 TSLOADER=ts-loader@^3.4.0 VUELOADER=vue-loader@^13.5.0
  - WEBPACK=webpack@^2.7.0 TSLOADER=ts-loader@^3.4.0 VUELOADER=vue-loader@^13.5.0

CHANGELOG.md

@@ -1,3 +1,14 @@
+## v0.5.0
+ * Removed unused dependency `resolve`.
+ * Replace `lodash` usage with native calls.
+ * Test against ts-loader v5
+ * **Breaking changes**:
+   * Dropped support for node v6, minimum is now v8.9
+ * **Internal**:
+   * Enable all strict type checks
+   * Update dev dependencies
+
+
 ## v0.4.15
 
 * [Add `tslintAutoFix` option to be passed on to tslint to auto format typescript files](https://github.com/Realytics/fork-ts-checker-webpack-plugin/pull/174) (#174)

package.json

@@ -3,7 +3,7 @@
   "version": "0.4.15",
   "description": "Runs typescript type checker and linter on separate process.",
   "main": "lib/index.js",
-  "types": "lib/types/index.d.ts",
+  "types": "lib/index.d.ts",
   "files": [
     "lib"
   ],
@@ -51,27 +51,25 @@
   "devDependencies": {
     "@types/babel-code-frame": "^6.20.1",
     "@types/chokidar": "^1.7.5",
-    "@types/lodash": "^4.14.117",
     "@types/micromatch": "^3.1.0",
     "@types/minimatch": "^3.0.1",
-    "@types/node": "^8.0.26",
-    "@types/resolve": "0.0.4",
-    "@types/webpack": "^4.4.9",
-    "chai": "^3.5.0",
-    "css-loader": "^0.28.7",
+    "@types/node": "^8.10.38",
+    "@types/webpack": "^4.4.19",
+    "chai": "^4.2.0",
+    "css-loader": "0.28.11",
     "eslint": "^5.7.0",
-    "husky": "^1.1.2",
+    "husky": "^1.1.4",
     "istanbul": "^0.4.5",
-    "lint-staged": "^7.3.0",
+    "lint-staged": "^8.0.5",
     "mocha": "^5.2.0",
     "mock-fs": "^4.3.0",
-    "mock-require": "^2.0.2",
+    "mock-require": "^3.0.2",
     "prettier": "^1.14.3",
     "rimraf": "^2.5.4",
-    "sinon": "^2.3.1",
-    "ts-loader": "4.3.0",
+    "sinon": "^7.1.1",
+    "ts-loader": "^5.3.0",
     "tslint": "^5.11.0",
-    "tslint-config-prettier": "^1.15.0",
+    "tslint-config-prettier": "^1.16.0",
     "typescript": "^3.0.1",
     "vue": "^2.5.16",
     "vue-class-component": "^6.1.1",
@@ -88,10 +86,8 @@
     "babel-code-frame": "^6.22.0",
     "chalk": "^2.4.1",
     "chokidar": "^2.0.4",
-    "lodash": "^4.17.11",
     "micromatch": "^3.1.10",
     "minimatch": "^3.0.4",
-    "resolve": "^1.5.0",
     "tapable": "^1.0.0"
   },
   "husky": {

src/CancellationToken.ts

@@ -10,32 +10,32 @@ interface CancellationTokenData {
 }
 
 export class CancellationToken {
-  isCancelled: boolean;
-  cancellationFileName: string;
-  lastCancellationCheckTime: number;
-  constructor(cancellationFileName: string, isCancelled: boolean) {
+  private isCancelled: boolean;
+  private cancellationFileName: string;
+  private lastCancellationCheckTime: number;
+  constructor(cancellationFileName?: string, isCancelled?: boolean) {
     this.isCancelled = !!isCancelled;
     this.cancellationFileName =
       cancellationFileName || crypto.randomBytes(64).toString('hex');
     this.lastCancellationCheckTime = 0;
   }
 
-  static createFromJSON(json: CancellationTokenData) {
+  public static createFromJSON(json: CancellationTokenData) {
     return new CancellationToken(json.cancellationFileName, json.isCancelled);
   }
 
-  toJSON() {
+  public toJSON() {
     return {
       cancellationFileName: this.cancellationFileName,
       isCancelled: this.isCancelled
     };
   }
 
-  getCancellationFilePath() {
+  public getCancellationFilePath() {
     return path.join(os.tmpdir(), this.cancellationFileName);
   }
 
-  isCancellationRequested() {
+  public isCancellationRequested() {
     if (this.isCancelled) {
       return true;
     }
@@ -52,18 +52,18 @@ export class CancellationToken {
     return this.isCancelled;
   }
 
-  throwIfCancellationRequested() {
+  public throwIfCancellationRequested() {
     if (this.isCancellationRequested()) {
       throw new ts.OperationCanceledException();
     }
   }
 
-  requestCancellation() {
+  public requestCancellation() {
     fs.writeFileSync(this.getCancellationFilePath(), '');
     this.isCancelled = true;
   }
 
-  cleanupCancellation() {
+  public cleanupCancellation() {
     if (this.isCancelled && fs.existsSync(this.getCancellationFilePath())) {
       fs.unlinkSync(this.getCancellationFilePath());
       this.isCancelled = false;

src/FilesRegister.ts

@@ -1,70 +1,70 @@
 import * as ts from 'typescript';
+import { RuleFailure } from 'tslint';
 
-interface DataShape {
-  source: ts.SourceFile;
+export interface DataShape {
+  source?: ts.SourceFile;
   linted: boolean;
-  lints: any[];
+  lints: RuleFailure[];
 }
 
 export class FilesRegister {
-  files: { [filePath: string]: { mtime: number; data: DataShape } };
-  dataFactory: (_data?: any) => DataShape; // It doesn't seem that the _data parameter is ever used?
+  private files: { [filePath: string]: { mtime?: number; data: DataShape } };
 
-  constructor(dataFactory: (_data?: any) => DataShape) {
+  constructor(private dataFactory: (_data?: DataShape) => DataShape) {
     this.files = {};
     this.dataFactory = dataFactory;
   }
 
-  keys() {
+  public keys() {
     return Object.keys(this.files);
   }
 
-  add(filePath: string) {
+  public add(filePath: string) {
     this.files[filePath] = {
       mtime: undefined,
       data: this.dataFactory(undefined)
     };
   }
 
-  remove(filePath: string) {
+  public remove(filePath: string) {
     if (this.has(filePath)) {
       delete this.files[filePath];
     }
   }
 
-  has(filePath: string) {
+  public has(filePath: string) {
     return this.files.hasOwnProperty(filePath);
   }
 
-  get(filePath: string) {
+  public get(filePath: string) {
     if (!this.has(filePath)) {
       throw new Error('File "' + filePath + '" not found in register.');
     }
 
     return this.files[filePath];
   }
 
-  ensure(filePath: string) {
+  public ensure(filePath: string) {
     if (!this.has(filePath)) {
       this.add(filePath);
     }
   }
 
-  getData(filePath: string) {
+  public getData(filePath: string) {
     return this.get(filePath).data;
   }
 
-  mutateData(filePath: string, mutator: (data: DataShape) => void) {
+  public mutateData(filePath: string, mutator: (data: DataShape) => void) {
     this.ensure(filePath);
 
     mutator(this.files[filePath].data);
   }
 
-  getMtime(filePath: string) {
+  public getMtime(filePath: string) {
     return this.get(filePath).mtime;
   }
 
-  setMtime(filePath: string, mtime: number) {
+  public setMtime(filePath: string, mtime: number) {
     this.ensure(filePath);
 
     if (this.files[filePath].mtime !== mtime) {

src/FilesWatcher.ts

@@ -1,24 +1,20 @@
 import * as chokidar from 'chokidar';
 import * as path from 'path';
-import startsWith = require('lodash/startsWith');
 
 export class FilesWatcher {
-  watchPaths: string[];
-  watchExtensions: string[];
-  watchers: chokidar.FSWatcher[];
-  listeners: { [eventName: string]: Function[] };
-  constructor(watchPaths: string[], watchExtensions: string[]) {
-    this.watchPaths = watchPaths;
+  private watchers: chokidar.FSWatcher[];
+  private listeners: { [eventName: string]: Function[] };
+  constructor(private watchPaths: string[], private watchExtensions: string[]) {
     this.watchExtensions = watchExtensions;
     this.watchers = [];
     this.listeners = {};
   }
 
-  isFileSupported(filePath: string) {
+  public isFileSupported(filePath: string) {
     return this.watchExtensions.indexOf(path.extname(filePath)) !== -1;
   }
 
-  watch() {
+  public watch() {
     if (this.isWatching()) {
       throw new Error('Cannot watch again - already watching.');
     }
@@ -43,27 +39,27 @@ export class FilesWatcher {
     });
   }
 
-  isWatchingFile(filePath: string) {
+  public isWatchingFile(filePath: string) {
     return (
       this.isWatching() &&
       this.isFileSupported(filePath) &&
-      this.watchPaths.some(watchPath => startsWith(filePath, watchPath))
+      this.watchPaths.some(watchPath => filePath.startsWith(watchPath))
     );
   }
 
-  isWatching() {
+  public isWatching() {
     return this.watchers.length > 0;
   }
 
-  on(event: string, listener: Function) {
+  public on(event: string, listener: Function) {
     if (!this.listeners[event]) {
       this.listeners[event] = [];
     }
 
     this.listeners[event].push(listener);
   }
 
-  off(event: string, listener: Function) {
+  public off(event: string, listener: Function) {
     if (this.listeners[event]) {
       this.listeners[event] = this.listeners[event].filter(
         oldListener => oldListener !== listener