[vala] Report error when trying to capture ref or out parameter

[Jürg Billeter <juergbi src gnome org>]

commit 49746c6c6328ec30a39cbe1ecb6b93d6f1d05397
Author: Jürg Billeter <j bitron ch>
Date:   Wed Sep 30 12:10:05 2009 +0200

    Report error when trying to capture ref or out parameter

 vala/valamemberaccess.vala |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/vala/valamemberaccess.vala b/vala/valamemberaccess.vala
index af6ca6b..f12fdcc 100644
--- a/vala/valamemberaccess.vala
+++ b/vala/valamemberaccess.vala
@@ -457,6 +457,11 @@ public class Vala.MemberAccess : Expression {
 
 				param.captured = true;
 				m.body.captured = true;
+
+				if (param.direction != ParameterDirection.IN) {
+					error = true;
+					Report.error (source_reference, "Cannot capture reference or output parameter `%s'".printf (param.get_full_name ()));
+				}
 			}
 		} else if (member is Field) {
 			var f = (Field) member;