Fix limit clause not being copied to join (#433)

moor/CHANGELOG.md

@@ -2,6 +2,8 @@
 
 - Fix `beforeOpen` callback deadlocking when using the isolate executor 
   ([#431](https://github.com/simolus3/moor/issues/431))
+- Fix limit clause not being applied when using `.join` afterwards
+  ([#433](https://github.com/simolus3/moor/issues/433))
 
 ## 2.4.1
 

moor/lib/src/runtime/query_builder/statements/select/select.dart

@@ -74,6 +74,9 @@ class SimpleSelectStatement<T extends Table, D extends DataClass>
     if (orderByExpr != null) {
       statement.orderBy(orderByExpr.terms);
     }
+    if (limitExpr != null) {
+      statement.limitExpr = limitExpr;
+    }
 
     return statement;
   }

moor/test/join_test.dart

@@ -116,6 +116,18 @@ void main() {
         argThat(contains('WHERE t.id < ? ORDER BY t.title ASC')), [3]));
   });
 
+  test('limit clause is kept', () async {
+    final todos = db.alias(db.todosTable, 't');
+    final categories = db.alias(db.categories, 'c');
+
+    final normalQuery = db.select(todos)..limit(10, offset: 5);
+
+    await normalQuery.join(
+        [innerJoin(categories, categories.id.equalsExp(todos.category))]).get();
+
+    verify(executor.runSelect(argThat(contains('LIMIT 10 OFFSET 5')), []));
+  });
+
   test('can be watched', () {
     final todos = db.alias(db.todosTable, 't');
     final categories = db.alias(db.categories, 'c');