Make all javascript files strict.

4 files changed, 18 insertions, 14 deletions

diff --git a/src/ws/handler.js b/src/ws/handler.js
index 27eb76e..38b3fd5 100644
--- a/src/ws/handler.js
+++ b/src/ws/handler.js
@@ -1,6 +1,6 @@
 /* -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set et sw=2 ts=2: */
-
+'use strict';
 
 document.addEventListener("connectEvent", connectEventHandler, false);
 function connectEventHandler(e)
diff --git a/src/ws/node.js b/src/ws/node.js
index dff7056..6346b16 100644
--- a/src/ws/node.js
+++ b/src/ws/node.js
@@ -1,5 +1,6 @@
 /* -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set et sw=2 ts=2: */
+'use strict';
 
 function createId(boardid, nodeid)
 {
@@ -86,8 +87,8 @@ Node.prototype.addChild = function(node, insertBeforeId)
 
 	node.parent = this;
 
-	inserted = false;
-	for(i = 0; i < this.children.length; ++i)
+	var inserted = false;
+	for(var i = 0; i < this.children.length; ++i)
 	{
 		if(this.children[i].id == insertBeforeId)
 		{
diff --git a/src/ws/proto.js b/src/ws/proto.js
index 234410a..d21908e 100644
--- a/src/ws/proto.js
+++ b/src/ws/proto.js
@@ -1,5 +1,6 @@
 /* -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set et sw=2 ts=2: */
+'use strict';
 
 function get_appropriate_ws_url()
 {
@@ -38,12 +39,12 @@ try
 		document.dispatchEvent(connectEvent);
 	};
 
-	socket_node.onmessage = function got_packet(msg)
+	socket_node.onmessage = function got_packet(packet)
 	{
 		var messageEvent = new CustomEvent("messageEvent",
 		                                   {
 			                                   detail: {
-				                                   message: "recv [" + msg.data + "]",
+				                                   message: "recv [" + packet.data + "]",
 				                                   time: new Date(),
 			                                   },
 			                                   bubbles: true,
@@ -56,24 +57,24 @@ try
 		msgs[idx] = '';
 		var c = 0;
 		var instring = false;
-		for(c = 0; c < msg.data.length; c++)
+		for(c = 0; c < packet.data.length; c++)
 		{
-			if(msg.data[c] == '"' && c > 0 && msg.data[c - 1] != '\\')
+			if(packet.data[c] == '"' && c > 0 && packet.data[c - 1] != '\\')
 			{
 				instring = !instring;
 			}
-			if(msg.data[c] == ';' && instring == false)
+			if(packet.data[c] == ';' && instring == false)
 			{
 				idx++;
 				msgs[idx] = '';
 			}
-			if(msg.data[c] != ';' || instring == true)
+			if(packet.data[c] != ';' || instring == true)
 			{
-				msgs[idx] += msg.data[c];
+				msgs[idx] += packet.data[c];
 			}
 		}
 
-		f = 0;
+		var f = 0;
 		while (f < msgs.length - 1)
 		{
 			var msg = new Array();
diff --git a/src/ws/view.js b/src/ws/view.js
index 986e3f9..26b7c0d 100644
--- a/src/ws/view.js
+++ b/src/ws/view.js
@@ -1,5 +1,6 @@
 /* -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set et sw=2 ts=2: */
+'use strict';
 
 /*
 function createNode()
@@ -16,8 +17,8 @@ function createNode()
 var cookies = null;
 function initCookie(cookie, index)
 {
-	name = cookie.split('=')[0].trim();
-	value = cookie.split('=')[1];
+	const name = cookie.split('=')[0].trim();
+	const value = cookie.split('=')[1];
 	cookies[name] = value;
 }
 function initCookies()
@@ -89,7 +90,7 @@ function getElementAfter(e)
 
 	var element_after = null;
 	var min_y_diff = 9999999999999;
-	for(i = 0; i < e.target.children.length; ++i)
+	for(var i = 0; i < e.target.children.length; ++i)
 	{
 		if(e.target.children[i].className != "node") // Only look at node elements
 		{
@@ -116,6 +117,7 @@ function drag(e)
 	update(idFromStr(id), "dragged", "true");
 }
 
+var last_over = null;
 function dragenter(e)
 {
 	// Only highlight children areas