[vala] girparser: Support null literals in metadata

[Luca Bruno <lucabru src gnome org>]

commit e8a34ca9518a801de59e595ff0d5e46f7c109419
Author: Luca Bruno <lucabru src gnome org>
Date:   Wed Nov 17 21:04:38 2010 +0100

    girparser: Support null literals in metadata

 vala/valagirparser.vala |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/vala/valagirparser.vala b/vala/valagirparser.vala
index c1d1ed2..306299b 100644
--- a/vala/valagirparser.vala
+++ b/vala/valagirparser.vala
@@ -404,6 +404,9 @@ public class Vala.GirParser : CodeVisitor {
 			var src = get_current_src ();
 			Expression expr = null;
 			switch (current) {
+			case TokenType.NULL:
+				expr = new NullLiteral (src);
+				break;
 			case TokenType.TRUE:
 				expr = new BooleanLiteral (true, src);
 				break;