vala: Rename Loop to LoopStatement and introduce a common base class

1 files changed, 68 insertions, 0 deletions

diff --git a/vala/valaloopstatement.vala b/vala/valaloopstatement.vala
new file mode 100644
index 000000000..8348d300c
--- /dev/null
+++ b/vala/valaloopstatement.vala
@@ -0,0 +1,68 @@
+/* valaloopstatement.vala
+ *
+ * Copyright (C) 2009-2010  Jürg Billeter
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
+ *
+ * Author:
+ * 	Jürg Billeter <j@bitron.ch>
+ */
+
+using GLib;
+
+/**
+ * Represents an endless loop.
+ */
+public class Vala.LoopStatement : Loop, Statement {
+	/**
+	 * Creates a new loop.
+	 *
+	 * @param body             loop body
+	 * @param source_reference reference to source code
+	 * @return                 newly created while statement
+	 */
+	public LoopStatement (Block body, SourceReference? source_reference = null) {
+		base (null, body, source_reference);
+	}
+
+	public override void accept (CodeVisitor visitor) {
+		visitor.visit_loop_statement (this);
+	}
+
+	public override void accept_children (CodeVisitor visitor) {
+		body.accept (visitor);
+	}
+
+	public override void get_error_types (Collection<DataType> collection, SourceReference? source_reference = null) {
+		body.get_error_types (collection, source_reference);
+	}
+
+	public override bool check (CodeContext context) {
+		if (checked) {
+			return !error;
+		}
+
+		checked = true;
+
+		body.check (context);
+
+		return !error;
+	}
+
+	public override void emit (CodeGenerator codegen) {
+		codegen.visit_loop_statement (this);
+	}
+}
+