Fix support for struct return types in queries

Plugins/tools~/fix-library-path.sed

@@ -23,7 +23,6 @@
 	a\
 #endif
 }
-
 
 # Make Quote function public, for libraries making raw queries
 s/static string Quote/public static string Quote/
@@ -37,3 +36,6 @@ s/Column ("name")/Column ("name"), UnityEngine.Scripting.RequiredMember/
 
 # Use main thread TaskScheduler in WebGL
 s/TaskScheduler\.Default/SQLiteAsyncExtensions.TaskScheduler/
+
+# Disable fast setters when ObjectType is struct
+s/cols\[i] != null/!typeof(T).IsValueType \&\& cols[i] != null/

README.md

@@ -111,7 +111,8 @@ Third-party code:
 - `LibraryPath` is made public.
   This is useful for libraries that want to bind additional native SQLite functions via P/Invoke.
 - `SQLiteConnection.Quote` is made public.
-  This is be useful for libraries making raw queries.
+  This is useful for libraries making raw queries.
 - `SQLite3.SetDirectory` is only defined in Windows platforms.
 - Adds a `[RequiredMember]` attribute to `ColumnInfo.Name` property, fixing errors on columns when managed code stripping is enabled.
 - Changes the `TaskScheduler` used by the async API on WebGL to one that executes tasks on Unity's main thread.
+- Fix support for struct return types in queries

Runtime/sqlite-net/SQLite.cs

@@ -3146,7 +3146,7 @@ public IEnumerable<T> ExecuteDeferredQuery<T> (TableMapping map)
 					for (int i = 0; i < cols.Length; i++) {						
 						var name = SQLite3.ColumnName16 (stmt, i);
 						cols[i] = map.FindColumn (name);
-						if (cols[i] != null)
+						if (!typeof(T).IsValueType && cols[i] != null)
 							if (getSetter != null) {
 								fastColumnSetters[i] = (Action<object, Sqlite3Statement, int>)getSetter.Invoke(null, new object[]{ _conn, cols[i]});
 							}