fix syntax

gestures.cm

@@ -17,11 +17,23 @@ gesture.reset = function() {
 
 gesture.on_input = function(action_id, action) {
   if (search(action_id, 'gamepad_touchpad_') == null) return
-  
+
   var finger = action.finger || 0
   var touchpad = action.touchpad || 0
   var fingerId = `${touchpad}_${finger}`
-  
+  var touchCount = 0
+  var fingers = null
+  var currentDist = 0
+  var d = 0
+  var gesture_type = null
+  var touch = null
+  var dt = 0
+  var dx = 0
+  var dy = 0
+  var absX = 0
+  var absY = 0
+  var dir = null
+
   if (action_id == 'gamepad_touchpad_down') {
     // Add new touch
     this.touches[fingerId] = {
@@ -31,9 +43,9 @@ gesture.on_input = function(action_id, action) {
       startY: action.y,
       startTime: time.number()
     }
-    
-    var touchCount = length(array(this.touches))
-    
+
+    touchCount = length(array(this.touches))
+
     if (touchCount == 1) {
       // Single touch started
       this.gestureState = 'single'
@@ -41,7 +53,7 @@ gesture.on_input = function(action_id, action) {
     } else if (touchCount == 2) {
       // Two touches - potential pinch
       this.gestureState = 'multi'
-      var fingers = array(array(this.touches), k => this.touches[k])
+      fingers = array(array(this.touches), k => this.touches[k])
       this.startDist = this.dist(fingers[0], fingers[1])
     }
   }
@@ -50,17 +62,17 @@ gesture.on_input = function(action_id, action) {
       // Update touch position
       this.touches[fingerId].x = action.x
       this.touches[fingerId].y = action.y
-      
-      var touchCount = length(array(this.touches))
-      
+
+      touchCount = length(array(this.touches))
+
       if (touchCount == 2 && this.gestureState == 'multi') {
         // Check for pinch gesture
-        var fingers = array(array(this.touches), k => this.touches[k])
-        var currentDist = this.dist(fingers[0], fingers[1])
-        var d = currentDist - this.startDist
-        
+        fingers = array(array(this.touches), k => this.touches[k])
+        currentDist = this.dist(fingers[0], fingers[1])
+        d = currentDist - this.startDist
+
         if (abs(d) >= this.PINCH_TH) {
-          var gesture_type = d > 0 ? 'pinch_out' : 'pinch_in'
+          gesture_type = d > 0 ? 'pinch_out' : 'pinch_in'
 //          scene.recurse(game.root, 'on_input', [gesture_type, { delta: d }])
           this.startDist = currentDist
         }
@@ -69,19 +81,20 @@ gesture.on_input = function(action_id, action) {
   }
   else if (action_id == 'gamepad_touchpad_up') {
     if (this.touches[fingerId]) {
-      var touch = this.touches[fingerId]
-      var touchCount = length(array(this.touches))
-      
+      touch = this.touches[fingerId]
+      touchCount = length(array(this.touches))
+
       // Check for swipe if this was the only/last touch
       if (touchCount == 1 && this.gestureState == 'single') {
-        var dt = time.number() - touch.startTime
-        var dx = action.x - touch.startX
-        var dy = action.y - touch.startY
-        
+        dt = time.number() - touch.startTime
+        dx = action.x - touch.startX
+        dy = action.y - touch.startY
+
         if (dt < this.MAX_TIME / 1000) { // Convert to seconds
-          var absX = abs(dx), absY = abs(dy)
+          absX = abs(dx)
+          absY = abs(dy)
           if (absX > this.MIN_SWIPE / 100 || absY > this.MIN_SWIPE / 100) { // Normalize for 0-1 range
-            var dir = absX > absY
+            dir = absX > absY
                       ? (dx > 0 ? 'swipe_right' : 'swipe_left')
                       : (dy > 0 ? 'swipe_down' : 'swipe_up')
             audio.play('swipe')
@@ -89,10 +102,10 @@ gesture.on_input = function(action_id, action) {
           }
         }
       }
-      
+
       // Remove touch
       delete this.touches[fingerId]
-      
+
       // Reset if no touches left
       if (length(array(this.touches)) == 0) {
         this.gestureState = null