[vala] Allow trailing comma in initializer list

[JÃrg Billeter <juergbi src gnome org>]

commit 37ac31ae036b47217bc0aae0af64a4a9b383cf73
Author: Simon Werbeck <simon werbeck gmail com>
Date:   Thu Jul 26 12:00:06 2012 +0200

    Allow trailing comma in initializer list
    
    Fixes bug 618858.

 vala/valaparser.vala |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)
---
diff --git a/vala/valaparser.vala b/vala/valaparser.vala
index caecb62..d01558b 100644
--- a/vala/valaparser.vala
+++ b/vala/valaparser.vala
@@ -2615,11 +2615,13 @@ public class Vala.Parser : CodeVisitor {
 		var begin = get_location ();
 		expect (TokenType.OPEN_BRACE);
 		var initializer = new InitializerList (get_src (begin));
-		if (current () != TokenType.CLOSE_BRACE) {
-			do {
-				var init = parse_argument ();
-				initializer.append (init);
-			} while (accept (TokenType.COMMA));
+		while (current () != TokenType.CLOSE_BRACE) {
+			var init = parse_argument ();
+			initializer.append (init);
+
+			if (!accept (TokenType.COMMA)) {
+				break;
+			}
 		}
 		expect (TokenType.CLOSE_BRACE);
 		return initializer;