Move statement checking to code nodes

2008-11-07  Jürg Billeter  <j@bitron.ch>

	* vala/valablock.vala:
	* vala/valacatchclause.vala:
	* vala/valadeclarationstatement.vala:
	* vala/valadeletestatement.vala:
	* vala/valadostatement.vala:
	* vala/valaexpressionstatement.vala:
	* vala/valaforstatement.vala:
	* vala/valaifstatement.vala:
	* vala/valainitializerlist.vala:
	* vala/valalocalvariable.vala:
	* vala/valalockstatement.vala:
	* vala/valasemanticanalyzer.vala:
	* vala/valaswitchsection.vala:
	* vala/valatrystatement.vala:
	* vala/valawhilestatement.vala:

	Move statement checking to code nodes

svn path=/trunk/; revision=2003

1 files changed, 19 insertions, 1 deletions

diff --git a/vala/valaexpressionstatement.vala b/vala/valaexpressionstatement.vala
index e3fb6ecb3..179b8078c 100644
--- a/vala/valaexpressionstatement.vala
+++ b/vala/valaexpressionstatement.vala
@@ -1,6 +1,6 @@
 /* valaexpressionstatement.vala
  *
- * Copyright (C) 2006-2007  Jürg Billeter
+ * Copyright (C) 2006-2008  Jürg Billeter
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -85,4 +85,22 @@ public class Vala.ExpressionStatement : CodeNode, Statement {
 
 		return null;
 	}
+
+	public override bool check (SemanticAnalyzer analyzer) {
+		if (checked) {
+			return !error;
+		}
+
+		checked = true;
+
+		if (expression.error) {
+			// ignore inner error
+			error = true;
+			return false;
+		}
+
+		add_error_types (expression.get_error_types ());
+
+		return !error;
+	}
 }