Use arrow functions

bot.js

@@ -87,18 +87,18 @@ var LAND_CLAIMS = {
 }
 
 function foundProto(func) {
-	return function(loc) {
-		return others.some(function(other) {
+	return loc => {
+		return others.some(other => {
 			return func(other, loc);
 		});
-	}
+	};
 }
 
 function connect() {
 	var prefixes = consts.PREFIXES.split(" ");
 	var names = consts.NAMES.split(" ");
 	var name = process.argv[3] || [prefixes[Math.floor(Math.random() * prefixes.length)], names[Math.floor(Math.random() * names.length)]].join(" ");
-	client.connectGame(process.argv[2], "[BOT] " + name, function(success, msg) {
+	client.connectGame(process.argv[2], "[BOT] " + name, (success, msg) => {
 		if (!success) {
 			console.error(msg);
 			setTimeout(connect, 1000);

client.js

@@ -6,7 +6,7 @@ var config = require("./config.json");
 
 function run(flag) {
 	client.renderer = flag ? require("./src/mode/god") : require("./src/mode/player");
-	client.connectGame("//" + location.host, $("#name").val(), function(success, msg) {
+	client.connectGame("//" + location.host, $("#name").val(), (success, msg) => {
 		if (success) {
 			$("#main-ui").fadeIn(1000);
 			$("#begin, #wasted").fadeOut(1000);
@@ -17,42 +17,42 @@ function run(flag) {
 	}, flag);
 }
 
-$(document).ready(function() {
+$(document).ready(() => {
 	var err = $("#error");
 	if (!window.WebSocket) {
 		err.text("Your browser does not support WebSockets!");
 		return;
 	}
 	err.text("Loading... Please wait"); //TODO: show loading screen
-	(function() {
+	(() => {
 		var socket = io(`//${location.host}`, {
 			forceNew: true,
 			upgrade: false,
 			transports: ["websocket"]
 		});
-		socket.on("connect", function() {
+		socket.on("connect", () => {
 			socket.emit("pings");
 		});
-		socket.on("pongs", function() {
+		socket.on("pongs", () => {
 			socket.disconnect();
 			err.text("All done, have fun!");
-			$("#name").keypress(function(evt) {
+			$("#name").keypress(evt => {
 				if (evt.which === 13) run();
 			});
-			$(".start").removeAttr("disabled").click(function(evt) {
+			$(".start").removeAttr("disabled").click(evt => {
 				run();
 			});
-			$(".spectate").removeAttr("disabled").click(function(evt) {
+			$(".spectate").removeAttr("disabled").click(evt => {
 				run(true);
 			});
 		});
-		socket.on("connect_error", function() {
+		socket.on("connect_error", () => {
 			err.text("Cannot connect with server. This probably is due to misconfigured proxy server. (Try using a different browser)");
 		});
 	})();
 });
 //Event listeners
-$(document).keydown(function(e) {
+$(document).keydown(e => {
 	var newHeading = -1;
 	switch (e.key) {
 		case "w": case "ArrowUp":
@@ -69,14 +69,14 @@ $(document).keydown(function(e) {
 	//e.preventDefault();
 });
 
-$(document).on("touchmove", function(e) {
+$(document).on("touchmove", e => {
 	e.preventDefault();
 });
 
-$(document).on("touchstart", function (e1) {
+$(document).on("touchstart", e1 => {
 	var x1 = e1.targetTouches[0].pageX;
 	var y1 = e1.targetTouches[0].pageY;
-	$(document).one("touchend", function (e2) {
+	$(document).one("touchend", e2 => {
 		var x2 = e2.changedTouches[0].pageX;
 		var y2 = e2.changedTouches[0].pageY;
 		var deltaX = x2 - x1;
@@ -90,12 +90,12 @@ $(document).on("touchstart", function (e1) {
 	});
 });
 
-$(".menu").on("click", function() {
+$(".menu").on("click", () => {
 	client.disconnect();
 	$("#main-ui, #wasted").fadeOut(1000);
 	$("#begin").fadeIn(1000);
 });
 
-$(".toggle").on("click", function() {
+$(".toggle").on("click", () => {
 	$("#settings").slideToggle();
 });

src/core/color.js

@@ -47,7 +47,7 @@ function Color(h, s, l, a) {
 		},
 	});
 }
-Color.fromData = function(data) {
+Color.fromData = data => {
 	return new Color(data.hue, data.sat, data.lum, data.alpha);
 };
 Color.prototype.interpolateToString = function(color, amount) {
@@ -86,7 +86,7 @@ Color.prototype.rgbString = function() {
 	rgb[3] = this.a;
 	return `rgba(${rgb[0]}, ${rgb[1]}, ${rgb[2]}, ${this.alpha})`;
 };
-Color.possColors = function() {
+Color.possColors = () => {
 	var SATS = [192, 150, 100].map(val => val / 240);
 	var HUES = [0, 10, 20, 25, 30, 35, 40, 45, 50, 60, 70, 100, 110, 120, 125, 130, 135, 140, 145, 150, 160, 170, 180, 190, 200, 210, 220].map(val => val / 240);
 	var possColors = new Array(SATS.length * HUES.length);

src/core/grid.js

@@ -6,11 +6,11 @@ function Grid(size, changeCallback) {
 		size
 	};
 
-	this.get = function(row, col) {
+	this.get = (row, col) => {
 		if (isOutOfBounds(data, row, col)) throw new RangeError("Row or Column value out of bounds");
 		return grid[row] && grid[row][col];
 	}
-	this.set = function(row, col, value) {
+	this.set = (row, col, value) => {
 		if (isOutOfBounds(data, row, col)) throw new RangeError("Row or Column value out of bounds");
 		if (!grid[row]) grid[row] = new Array(size);
 		var before = grid[row][col];
@@ -19,7 +19,7 @@ function Grid(size, changeCallback) {
 		modified = true;
 		return before;
 	}
-	this.reset = function() {
+	this.reset = () => {
 		if (modified) {
 			grid = new Array(size);
 			modified = false;

src/core/index.js

@@ -4,18 +4,18 @@ exports.Color = require("./color");
 exports.Grid = require("./grid");
 exports.Player = require("./player");
 
-exports.initPlayer = function(grid, player) {
+exports.initPlayer = (grid, player) => {
 	for (var dr = -1; dr <= 1; dr++) {
 		for (var dc = -1; dc <= 1; dc++) {
 			if (!grid.isOutOfBounds(dr + player.row, dc + player.col)) grid.set(dr + player.row, dc + player.col, player);
 		}
 	}
 };
-exports.updateFrame = function(grid, players, dead, notifyKill) {
+exports.updateFrame = (grid, players, dead, notifyKill) => {
 	var adead = [];
 	if (dead instanceof Array) adead = dead;
 
-	var kill = (!notifyKill) ? function() {} : function(killer, other) {
+	var kill = (!notifyKill) ? () => {} : (killer, other) => {
 			if (!removing[other]) notifyKill(killer, other);
 		};
 

src/core/player.js

@@ -19,9 +19,9 @@ function defineInstanceMethods(thisobj, data /*, methods...*/) {
 function defineAccessorProperties(thisobj, data /*, names...*/) {
 	var descript = {};
 	function getAt(name) {
-		return function() {
+		return () => {
 			return data[name];
-		}
+		};
 	}
 	for (var i = 2; i < arguments.length; i++) {
 		descript[arguments[i]] = defineGetter(getAt(arguments[i]));
@@ -321,7 +321,7 @@ function Player(grid, sdata) {
 
 	//Instance methods
 	this.move = move.bind(this, data);
-	this.die = function() { data.dead = true; };
+	this.die = () => { data.dead = true; };
 	this.serialData = function() {
 		return {
 			base: this.baseColor,

src/core/stack.js

@@ -1,7 +1,7 @@
 function Stack(initSize) {
 	var len = 0;
 	var arr = [];
-	this.ensureCapacity = function(size) {
+	this.ensureCapacity = size => {
 		arr.length = Math.max(arr.length, size || 0);
 	};
 	this.push = function(ele) {
@@ -15,7 +15,7 @@ function Stack(initSize) {
 		this[len] = undefined;
 		return tmp;
 	};
-	this.isEmpty = function() {
+	this.isEmpty = () => {
 		return len === 0;
 	}
 	this.ensureCapacity(initSize);

src/game-client.js

@@ -23,11 +23,11 @@ try {
 		|| window.mozRequestAnimationFrame
 		|| window.oRequestAnimationFrame
 		|| window.msRequestAnimationFrame
-		|| function(callback) { window.setTimeout(callback, 1000 / 30) };
+		|| (callback => { window.setTimeout(callback, 1000 / 30) });
 	}
 }
 catch (e) {
-	mimiRequestAnimationFrame = function(callback) { setTimeout(callback, 1000 / 30) };
+	mimiRequestAnimationFrame = callback => { setTimeout(callback, 1000 / 30) };
 }
 
 //Public API

src/game-server.js

@@ -18,7 +18,7 @@ function Game(id) {
 		}
 	});
 	this.id = id;
-	this.addPlayer = function(client, name) {
+	this.addPlayer = (client, name) => {
 		if (players.length >= consts.MAX_PLAYERS) return false;
 		var start = findEmpty(grid);
 		if (!start) return false;
@@ -55,7 +55,7 @@ function Game(id) {
 				errorHan(false, "No data supplied.");
 				return;
 			}
-			if (typeof errorHan !== "function") errorHan = function() {};
+			if (typeof errorHan !== "function") errorHan = () => {};
 			if (!data) errorHan(false, "No data supplied.");
 			else if (!checkInt(data.frame, 0, Infinity)) errorHan(false, "Requires a valid non-negative frame integer.");
 			else if (data.frame > frame) errorHan(false, "Invalid frame received.");
@@ -76,7 +76,7 @@ function Game(id) {
 		});
 		return true;
 	};
-	this.addGod = function(client) {
+	this.addGod = client => {
 		var g = {
 			client,
 			frame