Moved all extension methods into extension blocks (#1155)

app/MindWork AI Studio/Tools/PowerPoint/PlaceholderRoleExtensions.cs

@@ -42,54 +42,57 @@ internal static class PlaceholderRoleExtensions
         return false;
     }
 
-    /// <summary>
-    /// Whether content of the presentation goes into a placeholder of this role.
-    /// </summary>
-    /// <remarks>
-    /// Footer, slide number and date are filled as well, but by the presentation as a whole rather
-    /// than by a single slide, so they are no slots of a layout.
-    /// </remarks>
-    public static bool IsSlot(this PlaceholderRole role) => role switch
+    extension(PlaceholderRole role)
     {
-        PlaceholderRole.TITLE => true,
-        PlaceholderRole.SUBTITLE => true,
-        PlaceholderRole.TEXT => true,
-        PlaceholderRole.LABEL => true,
-        PlaceholderRole.PICTURE => true,
-        PlaceholderRole.TABLE => true,
+        /// <summary>
+        /// Whether content of the presentation goes into a placeholder of this role.
+        /// </summary>
+        /// <remarks>
+        /// Footer, slide number and date are filled as well, but by the presentation as a whole rather
+        /// than by a single slide, so they are no slots of a layout.
+        /// </remarks>
+        public bool IsSlot() => role switch
+        {
+            PlaceholderRole.TITLE => true,
+            PlaceholderRole.SUBTITLE => true,
+            PlaceholderRole.TEXT => true,
+            PlaceholderRole.LABEL => true,
+            PlaceholderRole.PICTURE => true,
+            PlaceholderRole.TABLE => true,
 
-        _ => false,
-    };
+            _ => false,
+        };
 
-    /// <summary>
-    /// Whether a placeholder of this role carries the content of a slide, rather than describing it.
-    /// </summary>
-    /// <remarks>
-    /// A layout offering nothing but a title and some labels has no room for content. Such layouts are
-    /// samples or blank pages, and they are left out of the catalog.
-    /// </remarks>
-    public static bool CarriesContent(this PlaceholderRole role) => role switch
-    {
-        PlaceholderRole.SUBTITLE => true,
-        PlaceholderRole.TEXT => true,
-        PlaceholderRole.PICTURE => true,
-        PlaceholderRole.TABLE => true,
+        /// <summary>
+        /// Whether a placeholder of this role carries the content of a slide, rather than describing it.
+        /// </summary>
+        /// <remarks>
+        /// A layout offering nothing but a title and some labels has no room for content. Such layouts are
+        /// samples or blank pages, and they are left out of the catalog.
+        /// </remarks>
+        public bool CarriesContent() => role switch
+        {
+            PlaceholderRole.SUBTITLE => true,
+            PlaceholderRole.TEXT => true,
+            PlaceholderRole.PICTURE => true,
+            PlaceholderRole.TABLE => true,
 
-        _ => false,
-    };
+            _ => false,
+        };
 
-    /// <summary>
-    /// How the role is called in the catalog the model reads.
-    /// </summary>
-    public static string CatalogName(this PlaceholderRole role) => role switch
-    {
-        PlaceholderRole.TITLE => "title",
-        PlaceholderRole.SUBTITLE => "subtitle",
-        PlaceholderRole.TEXT => "text",
-        PlaceholderRole.LABEL => "label",
-        PlaceholderRole.PICTURE => "picture",
-        PlaceholderRole.TABLE => "table",
+        /// <summary>
+        /// How the role is called in the catalog the model reads.
+        /// </summary>
+        public string CatalogName() => role switch
+        {
+            PlaceholderRole.TITLE => "title",
+            PlaceholderRole.SUBTITLE => "subtitle",
+            PlaceholderRole.TEXT => "text",
+            PlaceholderRole.LABEL => "label",
+            PlaceholderRole.PICTURE => "picture",
+            PlaceholderRole.TABLE => "table",
 
-        _ => "unsupported",
-    };
+            _ => "unsupported",
+        };
+    }
 }