fix: class and attr removal

Author: hperrin

packages/button/Button.svelte

@@ -102,7 +102,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }

packages/checkbox/Checkbox.svelte

@@ -208,7 +208,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }
@@ -220,7 +220,7 @@
   }
 
   function removeAttr(name) {
-    if (name in internalAttrs) {
+    if (!(name in internalAttrs) || internalAttrs[name] != null) {
       internalAttrs[name] = undefined;
     }
   }

packages/drawer/Drawer.svelte

@@ -158,7 +158,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }

packages/fab/Fab.svelte

@@ -82,7 +82,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }

packages/icon-button/IconButton.svelte

@@ -137,7 +137,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }

packages/linear-progress/LinearProgress.svelte

@@ -148,7 +148,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }
@@ -160,7 +160,7 @@
   }
 
   function removeAttr(name) {
-    if (internalAttrs[name] != null) {
+    if (!(name in internalAttrs) || internalAttrs[name] != null) {
       internalAttrs[name] = undefined;
     }
   }

packages/list/Item.svelte

@@ -213,7 +213,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }
@@ -225,7 +225,7 @@
   }
 
   function removeAttr(name) {
-    if (name in internalAttrs) {
+    if (!(name in internalAttrs) || internalAttrs[name] != null) {
       internalAttrs[name] = undefined;
     }
   }

packages/menu-surface/MenuSurface.svelte

@@ -251,7 +251,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }

packages/radio/Radio.svelte

@@ -136,7 +136,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }

packages/select/Select.svelte

@@ -249,7 +249,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }

packages/slider/Slider.svelte

@@ -468,7 +468,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }
@@ -487,11 +487,11 @@
 
   function removeThumbClass(className, thumb) {
     if (range && thumb === Thumb.START) {
-      if (thumbStartClasses[className]) {
+      if (!(className in thumbStartClasses) || thumbStartClasses[className]) {
         thumbStartClasses[className] = false;
       }
     } else {
-      if (thumbClasses[className]) {
+      if (!(className in thumbClasses) || thumbClasses[className]) {
         thumbClasses[className] = false;
       }
     }
@@ -529,11 +529,11 @@
 
   function removeInputAttr(name, thumb) {
     if (range && thumb === Thumb.START) {
-      if (inputStartAttrs[name] != null) {
+      if (!(name in inputStartAttrs) || inputStartAttrs[name] != null) {
         inputStartAttrs[name] = undefined;
       }
     } else {
-      if (inputAttrs[name] != null) {
+      if (!(name in inputAttrs) || inputAttrs[name] != null) {
         inputAttrs[name] = undefined;
       }
     }

packages/top-app-bar/TopAppBar.svelte

@@ -167,7 +167,7 @@
   }
 
   function removeClass(className) {
-    if (internalClasses[className]) {
+    if (!(className in internalClasses) || internalClasses[className]) {
       internalClasses[className] = false;
     }
   }