TRIVIAL: use ESLint instead of TSLint

.eslintrc.json

@@ -0,0 +1,3 @@
+{
+	"extends": "mrmlnc"
+}

.gitignore

@@ -11,6 +11,7 @@ npm-debug.log*
 node_modules/
 
 # Compiled and temporary files
+.eslintcache
 .tmp/
 .benchmark/
 out/

.npmignore

@@ -4,9 +4,12 @@
 .gitignore
 .vsts
 tsconfig.json
-tslint.json
+.eslintrc.json
 
-# Builded files
+# Log & Cache files
+.eslintcache
+
+# Build files
 out/benchmark
 out/tests
 out/**/*.js.map

package.json

@@ -35,6 +35,8 @@
     "@types/sinon": "^7.0.13",
     "compute-stdev": "^1.0.0",
     "easy-table": "^1.1.1",
+    "eslint": "^6.3.0",
+    "eslint-config-mrmlnc": "^1.0.0",
     "execa": "^1.0.0",
     "fast-glob": "^3.0.2",
     "glob": "^7.1.4",
@@ -43,9 +45,7 @@
     "rimraf": "^2.6.3",
     "sinon": "^7.3.2",
     "tiny-glob": "^0.2.6",
-    "tslint": "^5.18.0",
-    "tslint-config-mrmlnc": "^2.1.0",
-    "typescript": "^3.5.2"
+    "typescript": "^3.5.3"
   },
   "dependencies": {
     "@nodelib/fs.stat": "^2.0.1",
@@ -56,7 +56,7 @@
   },
   "scripts": {
     "clean": "rimraf out",
-    "lint": "tslint \"src/**/*.ts\" -p . -t stylish",
+    "lint": "eslint \"src/**/*.ts\" --cache",
     "compile": "tsc",
     "test": "mocha \"out/**/*.spec.js\" -s 0",
     "smoke": "mocha \"out/**/*.smoke.js\" -s 0",

src/benchmark/utils.ts

@@ -3,9 +3,9 @@ import stdev = require('compute-stdev');
 import { SuiteMeasures } from './runner';
 
 export function convertHrtimeToMilliseconds(hrtime: [number, number]): number {
-	const nanoseconds = (hrtime[0] * 1e9) + hrtime[1];
+	const nanoseconds = hrtime[0] * 1e9;
 
-	return nanoseconds / 1e6;
+	return (nanoseconds + hrtime[1]) / 1e6;
 }
 
 export function convertBytesToMegaBytes(bytes: number): number {
@@ -44,8 +44,8 @@ export function getEnvAsInteger(name: string): number | undefined {
 	return env ? parseInt(env, 10) : undefined;
 }
 
-export function getEnvAsObject(name: string): Object | undefined {
+export function getEnvAsObject(name: string): object | undefined {
 	const env = process.env[name];
 
-	return env ? JSON.parse(env) as Object : undefined;
+	return env ? JSON.parse(env) as object : undefined;
 }

src/index.spec.ts

@@ -7,7 +7,7 @@ import { EntryItem, ErrnoException } from './types/index';
 describe('Package', () => {
 	describe('.sync', () => {
 		it('should throw an error when input values can not pass validation', () => {
-			/* tslint:disable-next-line no-any */
+			/* eslint-disable-next-line @typescript-eslint/no-explicit-any */
 			assert.throws(() => pkg.sync(null as any), /TypeError: Patterns must be a string or an array of strings/);
 		});
 
@@ -50,7 +50,7 @@ describe('Package', () => {
 	describe('.async', () => {
 		it('should throw an error when input values can not pass validation', async () => {
 			try {
-				/* tslint:disable-next-line no-any */
+				/* eslint-disable-next-line @typescript-eslint/no-explicit-any */
 				await pkg(null as any);
 				throw new Error('An unexpected error was found.');
 			} catch (error) {
@@ -96,7 +96,7 @@ describe('Package', () => {
 
 	describe('.stream', () => {
 		it('should throw an error when input values can not pass validation', () => {
-			/* tslint:disable-next-line no-any */
+			/* eslint-disable-next-line @typescript-eslint/no-explicit-any */
 			assert.throws(() => pkg.stream(null as any), /TypeError: Patterns must be a string or an array of strings/);
 		});
 
@@ -150,7 +150,7 @@ describe('Package', () => {
 
 	describe('.generateTasks', () => {
 		it('should throw an error when input values can not pass validation', () => {
-			/* tslint:disable-next-line no-any */
+			/* eslint-disable-next-line @typescript-eslint/no-explicit-any */
 			assert.throws(() => pkg.generateTasks(null as any), /TypeError: Patterns must be a string or an array of strings/);
 		});
 

src/index.ts

@@ -7,8 +7,8 @@ import Settings, { Options as OptionsInternal } from './settings';
 import { Entry as EntryInternal, EntryItem, FileSystemAdapter as FileSystemAdapterInternal, Pattern as PatternInternal } from './types/index';
 import * as utils from './utils/index';
 
-type EntryObjectModePredicate = { [P in keyof Pick<OptionsInternal, 'objectMode'>]-?: true };
-type EntryStatsPredicate = { [P in keyof Pick<OptionsInternal, 'stats'>]-?: true };
+type EntryObjectModePredicate = { [TKey in keyof Pick<OptionsInternal, 'objectMode'>]-?: true };
+type EntryStatsPredicate = { [TKey in keyof Pick<OptionsInternal, 'stats'>]-?: true };
 type EntryObjectPredicate = EntryObjectModePredicate | EntryStatsPredicate;
 
 function FastGlob(source: PatternInternal | PatternInternal[], options: OptionsInternal & EntryObjectPredicate): Promise<EntryInternal[]>;

src/readers/stream.ts

@@ -57,7 +57,7 @@ export default class ReaderStream extends Reader<NodeJS.ReadableStream> {
 
 	private _getStat(filepath: string): Promise<fs.Stats> {
 		return new Promise((resolve, reject) => {
-			this._stat(filepath, this._fsStatSettings, (error, stats) => {
+			this._stat(filepath, this._fsStatSettings, (error: NodeJS.ErrnoException | null, stats) => {
 				error ? reject(error) : resolve(stats);
 			});
 		});

src/settings.spec.ts

@@ -57,7 +57,7 @@ describe('Settings', () => {
 	});
 
 	it('should return the `fs` option with custom method', () => {
-		const customReaddirSync = () => [];
+		const customReaddirSync = (): never[] => [];
 
 		const settings = new Settings({
 			fs: { readdirSync: customReaddirSync }

src/tests/smoke/smoke.ts

@@ -89,7 +89,8 @@ async function testCaseRunner(test: SmokeTest, func: typeof getFastGlobEntriesSy
 		assert.fail("This test is marked as «correct», but it doesn't have a reason.");
 	}
 
-	const assertAction = (test.broken || test.correct) ? assert.notDeepStrictEqual : assert.deepStrictEqual;
+	const isInvertedTest = test.broken || test.correct;
+	const assertAction = isInvertedTest ? assert.notDeepStrictEqual : assert.deepStrictEqual;
 
 	assertAction(actual, expected);
 }

src/types/index.ts

@@ -10,12 +10,12 @@ export type PatternRe = RegExp;
 export type PatternsGroup = Record<string, Pattern[]>;
 
 export interface ReaderOptions extends fsWalk.Options {
+	transform(entry: Entry): EntryItem;
 	deepFilter: DeepFilterFunction;
 	entryFilter: EntryFilterFunction;
 	errorFilter: ErrorFilterFunction;
 	fs: FileSystemAdapter;
 	stats: boolean;
-	transform(entry: Entry): EntryItem;
 }
 
 export type ErrorFilterFunction = fsWalk.ErrorFilterFunction;