Fix demo

Author: muukii

Development/Development/BookCollectionView.swift

@@ -19,6 +19,14 @@ struct BookCollectionViewSingleSection: View, PreviewProvider {
 
     var body: some View {
       CollectionView(
+        layout: .list.separator(
+          separator: {
+            RoundedRectangle(cornerRadius: 8)
+              .fill(.secondary)
+              .frame(height: 8)
+              .padding(.horizontal, 20)
+          }
+        ),
         content: {
           SelectableForEach(
             data: Item.mock(),
@@ -31,37 +39,32 @@ struct BookCollectionViewSingleSection: View, PreviewProvider {
               Cell(index: index, item: item)
             }
           )
-        },
-        layout: .list.separator(separator: { 
-          RoundedRectangle(cornerRadius: 8)
-            .fill(.secondary)
-            .frame(height: 8)
-            .padding(.horizontal, 20)
-        })
+        }
       )
-            
+      
     }
   }
-
+  
 }
 
 struct BookCollectionViewSingleSectionNoSeparator: View, PreviewProvider {
-  
+
   var body: some View {
     ContentView()
   }
-  
+
   static var previews: some View {
     Self()
       .previewDisplayName(nil)
   }
-  
+
   private struct ContentView: View {
-    
+
     @State var selected: Item?
-    
+
     var body: some View {
       CollectionView(
+        layout: .list,
         content: {
           SelectableForEach(
             data: Item.mock(),
@@ -74,13 +77,12 @@ struct BookCollectionViewSingleSectionNoSeparator: View, PreviewProvider {
               Cell(index: index, item: item)
             }
           )
-        },
-        layout: .list
+        }
       )
-      
+
     }
   }
-  
+
 }
 
 struct BookCollectionViewCombined: View, PreviewProvider {
@@ -101,6 +103,7 @@ struct BookCollectionViewCombined: View, PreviewProvider {
 
     var body: some View {
       CollectionView(
+        layout: .list,
         content: {
 
           Text("Static content")
@@ -142,8 +145,7 @@ struct BookCollectionViewCombined: View, PreviewProvider {
             Cell(index: item.id, item: item)
           }
 
-        },
-        layout: .list
+        }
       )
     }
   }
@@ -158,6 +160,12 @@ struct BookCollectionViewCombined: View, PreviewProvider {
 
     var body: some View {
       CollectionView(
+        layout: .list.separator {
+          RoundedRectangle(cornerRadius: 8)
+            .fill(.secondary)
+            .frame(height: 8)
+            .padding(.horizontal, 20)
+        },
         content: {
           SelectableForEach(
             data: Item.mock(),
@@ -170,13 +178,7 @@ struct BookCollectionViewCombined: View, PreviewProvider {
               Cell(index: index, item: item)
             }
           )
-        },
-        layout: .list.separator {
-          RoundedRectangle(cornerRadius: 8)
-            .fill(.secondary)
-            .frame(height: 8)
-            .padding(.horizontal, 20)
-        }
+        }        
       )
     }
   }
@@ -193,6 +195,12 @@ struct BookCollectionViewCombined: View, PreviewProvider {
     var body: some View {
 
       CollectionView(
+        layout: .list.separator {
+          RoundedRectangle(cornerRadius: 8)
+            .fill(.secondary)
+            .frame(height: 8)
+            .padding(.horizontal, 20)
+        },
         content: {
           SelectableForEach(
             data: Item.mock(),
@@ -211,13 +219,7 @@ struct BookCollectionViewCombined: View, PreviewProvider {
               Cell(index: index, item: item)
             }
           )
-        },
-        layout: .list.separator {
-          RoundedRectangle(cornerRadius: 8)
-            .fill(.secondary)
-            .frame(height: 8)
-            .padding(.horizontal, 20)
-        }
+        }       
       )
     }
   }
@@ -229,18 +231,19 @@ struct BookPlatformList: View, PreviewProvider {
   var body: some View {
     ContentView()
   }
-  
+
   static var previews: some View {
     Self()
       .previewDisplayName(nil)
   }
-  
+
   private struct ContentView: View {
-    
+
     @State var selected: Item?
-    
+
     var body: some View {
       CollectionView(
+        layout: CollectionViewLayouts.PlatformList(),
         content: {
           SelectableForEach(
             data: Item.mock(),
@@ -254,8 +257,7 @@ struct BookPlatformList: View, PreviewProvider {
               Cell(index: index, item: item)
             }
           )
-        },
-        layout: CollectionViewLayouts.PlatformList()
+        }
       )
     }
   }