diff --git a/.editorconfig b/.editorconfig
index 980ef21..c1e2c64 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -4,7 +4,7 @@
 root = true
 
 [*]
-indent_style = tab
+indent_style = space
 indent_size = 4
 end_of_line = lf
 charset = utf-8
diff --git a/global.d.ts b/global.d.ts
index e613ac0..2f539d1 100644
--- a/global.d.ts
+++ b/global.d.ts
@@ -1,6 +1,6 @@
 import { Timeout, Interval } from "./index.d.ts";
 
 interface Date {
-	static Timeout: Timeout;
-	static Interval: Interval;
-}
\ No newline at end of file
+    static Timeout: Timeout;
+    static Interval: Interval;
+}
diff --git a/global.js b/global.js
index 7834dc9..d1bf7bb 100644
--- a/global.js
+++ b/global.js
@@ -1,3 +1,3 @@
 var ti = require("./");
 Date.Timeout = ti.Timeout;
-Date.Interval = ti.Interval;
\ No newline at end of file
+Date.Interval = ti.Interval;
diff --git a/index.d.ts b/index.d.ts
index 1f3c7e4..5f4c2bc 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -1,24 +1,24 @@
 export declare class Timeout {
-	public constructor(callback: () => void, timeMS: number, autoStart: boolean);
-	public start(): this;
-	public stop(): this;
-	public pause(): this;
-	public readonly state: 0 | 1 | 2 | 3;
-	public readonly currentTime: number;
-	public readonly timeLeft: number;
+    public constructor(callback: () => void, timeMS: number, autoStart: boolean);
+    public start(): this;
+    public stop(): this;
+    public pause(): this;
+    public readonly state: 0 | 1 | 2 | 3;
+    public readonly currentTime: number;
+    public readonly timeLeft: number;
 }
 export declare class Interval {
-	public constructor(callback: () => void, timeMS: number, autoStart: boolean);
-	public start(): this;
-	public stop(): this;
-	public pause(): this;
-	public readonly state: 0 | 1 | 2;
-	public readonly currentTime: number;
-	public readonly timeLeft: number;
+    public constructor(callback: () => void, timeMS: number, autoStart: boolean);
+    public start(): this;
+    public stop(): this;
+    public pause(): this;
+    public readonly state: 0 | 1 | 2;
+    public readonly currentTime: number;
+    public readonly timeLeft: number;
 }
 export enum TimerState {
-	Reset = 0,
-	Running = 1,
-	Paused = 2,
-	Done = 3
+    Reset = 0,
+    Running = 1,
+    Paused = 2,
+    Done = 3
 }
diff --git a/index.js b/index.js
index 550b156..6931153 100644
--- a/index.js
+++ b/index.js
@@ -1,98 +1,98 @@
 function Timeout(callback, time, autoStart = false) {
-	var self = this;
-	this._callback = function() { self.state = 3; callback(); }
-	this.currentTime = time;
-	this._startedAt = 0;
-	this._timeLeft = time;
-	this._timerId = -1;
-	this.state = 0;
-	if (autoStart) this.start();
+    var self = this;
+    this._callback = function () { self.state = 3; callback(); }
+    this.currentTime = time;
+    this._startedAt = 0;
+    this._timeLeft = time;
+    this._timerId = -1;
+    this.state = 0;
+    if (autoStart) this.start();
 };
 Timeout.prototype.start = function start(time) {
-	if (arguments.length > 0) { // warning: undocumented feature, not really working
-		this.currentTime = time;
-	}
-	if (this._timerId == -1) {
-		if (this.state == 2) {
-			this._startedAt = Date.now();
-			this._timerId = setTimeout(this._callback, this._timeLeft);
-			this.state = 1;
-		}
-		else if (this.state == 0) {
-			this._startedAt = Date.now();
-			this._timerId = setTimeout(this._callback, this.currentTime);
-			this.state = 1;
-		}
-	}
+    if (arguments.length > 0) { // warning: undocumented feature, not really working
+        this.currentTime = time;
+    }
+    if (this._timerId == -1) {
+        if (this.state == 2) {
+            this._startedAt = Date.now();
+            this._timerId = setTimeout(this._callback, this._timeLeft);
+            this.state = 1;
+        }
+        else if (this.state == 0) {
+            this._startedAt = Date.now();
+            this._timerId = setTimeout(this._callback, this.currentTime);
+            this.state = 1;
+        }
+    }
 };
 Timeout.prototype.pause = function pause() {
-	if (this.state != 1) return;
-	clearTimeout(this._timerId);
-	this._timerId = -1;
-	this._timeLeft -= Date.now() - this._startedAt;
-	this.state = 2;
+    if (this.state != 1) return;
+    clearTimeout(this._timerId);
+    this._timerId = -1;
+    this._timeLeft -= Date.now() - this._startedAt;
+    this.state = 2;
 };
 Timeout.prototype.stop = function stop() {
-	clearTimeout(this._timerId);
-	this._timerId = -1;
-	this._timeLeft = 0;
-	this.state = 0;
+    clearTimeout(this._timerId);
+    this._timerId = -1;
+    this._timeLeft = 0;
+    this.state = 0;
 };
 Object.defineProperty(Timeout.prototype, "timeLeft", {
-	get: function() {
-		if (this.state == 0) return 0;
-		return Date.now() - this._startedAt;
-	}
+    get: function () {
+        if (this.state == 0) return 0;
+        return Date.now() - this._startedAt;
+    }
 });
 
 function Interval(callback, time, autoStart = false) {
-	var self = this;
-	this._callback = function() { self._lastTrigger = Date.now(); callback(); };
-	this.currentTime = time;
-	this._lastTrigger = 0;
-	this._timeLeft = time;
-	this._timerId = -1;
-	this.state = 0;
-	this._isInTimeout = false;
-	if (autoStart) this.start();
+    var self = this;
+    this._callback = function () { self._lastTrigger = Date.now(); callback(); };
+    this.currentTime = time;
+    this._lastTrigger = 0;
+    this._timeLeft = time;
+    this._timerId = -1;
+    this.state = 0;
+    this._isInTimeout = false;
+    if (autoStart) this.start();
 };
 Interval.prototype.start = function start() {
-	if (this._timerId == -1) {
-		if (this.state == 2) {
-			this._lastTrigger = Date.now();
-			var self = this;
-			this._timerId = setTimeout(function () {
-				this._isInTimeout = false;
-				this._timerId = setInterval(self._callback, self.currentTime);
-			}, this._timeLeft);
-			this.state = 1;
-			this._isInTimeout = true;
-		}
-		else if (this.state == 0) {
-			this._lastTrigger = Date.now();
-			this._timerId = setInterval(this._callback, this.currentTime);
-			this.state = 1;
-		}
-	}
+    if (this._timerId == -1) {
+        if (this.state == 2) {
+            this._lastTrigger = Date.now();
+            var self = this;
+            this._timerId = setTimeout(function () {
+                this._isInTimeout = false;
+                this._timerId = setInterval(self._callback, self.currentTime);
+            }, this._timeLeft);
+            this.state = 1;
+            this._isInTimeout = true;
+        }
+        else if (this.state == 0) {
+            this._lastTrigger = Date.now();
+            this._timerId = setInterval(this._callback, this.currentTime);
+            this.state = 1;
+        }
+    }
 };
 Interval.prototype.pause = function pause() {
-	if (this.state != 1) return;
-	this._isInTimeout ? clearTimeout(this._timerId) : clearInterval(this._timerId);
-	this._timerId = -1;
-	this._timeLeft -= Date.now() - this._lastTrigger;
-	this.state = 2;
+    if (this.state != 1) return;
+    this._isInTimeout ? clearTimeout(this._timerId) : clearInterval(this._timerId);
+    this._timerId = -1;
+    this._timeLeft -= Date.now() - this._lastTrigger;
+    this.state = 2;
 };
 Interval.prototype.stop = function stop() {
-	this._isInTimeout ? clearTimeout(this._timerId) : clearInterval(this._timerId);
-	this._timerId = -1;
-	this._timeLeft = 0;
-	this.state = 0;
+    this._isInTimeout ? clearTimeout(this._timerId) : clearInterval(this._timerId);
+    this._timerId = -1;
+    this._timeLeft = 0;
+    this.state = 0;
 };
 Object.defineProperty(Interval.prototype, "timeLeft", {
-	get: function() {
-		if (this.state == 0) return 0;
-		return Date.now() - this._lastTrigger;
-	}
+    get: function () {
+        if (this.state == 0) return 0;
+        return Date.now() - this._lastTrigger;
+    }
 });
 
 var TimerState = {};
@@ -101,4 +101,4 @@ TimerState[TimerState["Running"] = 1] = "Running";
 TimerState[TimerState["Paused"] = 2] = "Paused";
 TimerState[TimerState["Done"] = 3] = "Done";
 
-module.exports = { Timeout: Timeout, Interval: Interval, TimerState: TimerState };
\ No newline at end of file
+module.exports = { Timeout: Timeout, Interval: Interval, TimerState: TimerState };
diff --git a/index.test.js b/index.test.js
index 5b609d1..44c5a1f 100644
--- a/index.test.js
+++ b/index.test.js
@@ -1,4 +1,4 @@
-const { Timeout, Interval } = require( "date-timeout-interval");
+const { Timeout, Interval } = require("date-timeout-interval");
 require('jest');
 
 beforeEach(() => {
@@ -7,7 +7,7 @@ beforeEach(() => {
 
 describe('state tests', () => {
     test('state is set to 0 after creation of timer', () => {
-        const to = new Timeout(() => {}, 0);
+        const to = new Timeout(() => { }, 0);
         expect(to.state).toBe(0);
     });
 
@@ -34,18 +34,18 @@ describe('state tests', () => {
 
 describe('time start tests', () => {
     test('timeout is not started when autostart is false', () => {
-        const to = new Timeout(() => {}, 0, false);
+        const to = new Timeout(() => { }, 0, false);
         expect(setTimeout).toHaveBeenCalledTimes(0);
     });
 
     test('timeout is not started when autostart is not specified', () => {
-        const to = new Timeout(() => {}, 0);
+        const to = new Timeout(() => { }, 0);
         expect(setTimeout).toHaveBeenCalledTimes(0);
     });
 
     test('timeout is started when autostart is true', () => {
         const waitTime = 1000;
-        const to = new Timeout(() => {}, waitTime, true);
+        const to = new Timeout(() => { }, waitTime, true);
         expect(setTimeout).toHaveBeenCalledTimes(1);
         expect(setTimeout).toHaveBeenLastCalledWith(expect.any(Function), waitTime);
     });