From: Jürg Billeter <j@bitron.ch>
Date: Sat, 23 Dec 2006 20:24:38 +0000 (+0000)
Subject: add get_bool method for boolean values print message when detecting option
X-Git-Tag: VALA_0_0_6~23
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4391dfe01b5748ed2a4e462cc3b079e8fde4bb8a;p=thirdparty%2Fvala.git

add get_bool method for boolean values print message when detecting option

2006-12-23  Jürg Billeter  <j@bitron.ch>

	* vala/valaattribute.vala: add get_bool method for boolean values
	* compiler/valacompiler.vala: print message when detecting option errors

svn path=/trunk/; revision=184
---

diff --git a/vala/ChangeLog b/vala/ChangeLog
index d2ffe6751..bf0b1baa6 100644
--- a/vala/ChangeLog
+++ b/vala/ChangeLog
@@ -1,3 +1,8 @@
+2006-12-23  Jürg Billeter  <j@bitron.ch>
+
+	* vala/valaattribute.vala: add get_bool method for boolean values
+	* compiler/valacompiler.vala: print message when detecting option errors
+
 2006-12-10  Jürg Billeter  <j@bitron.ch>
 
 	* vapi/glib-2.0.vala: add message logging functions
diff --git a/vala/compiler/valacompiler.vala b/vala/compiler/valacompiler.vala
index de8bf5619..b36090c51 100644
--- a/vala/compiler/valacompiler.vala
+++ b/vala/compiler/valacompiler.vala
@@ -221,6 +221,8 @@ class Vala.Compiler {
 		opt_context.parse (out args, out err);
 		
 		if (err != null) {
+			stdout.printf ("%s\n", err.message);
+			stdout.printf ("Run '%s --help' to see a full list of available command line options.\n", args[0]);
 			return 1;
 		}
 		
diff --git a/vala/vala/valaattribute.vala b/vala/vala/valaattribute.vala
index fdd4cf041..4734468b9 100644
--- a/vala/vala/valaattribute.vala
+++ b/vala/vala/valaattribute.vala
@@ -117,4 +117,26 @@ public class Vala.Attribute : CodeNode {
 		
 		return 0;
 	}
+	
+	/**
+	 * Returns the boolean value of the specified named argument.
+	 *
+	 * @param name argument name
+	 * @return     boolean value
+	 */
+	public bool get_bool (string! name) {
+		// FIXME: use hash table
+		foreach (NamedArgument arg in args) {
+			if (arg.name == name) {
+				if (arg.argument is LiteralExpression) {
+					var lit = ((LiteralExpression) arg.argument).literal;
+					if (lit is BooleanLiteral) {
+						return ((BooleanLiteral) lit).value;
+					}
+				}
+			}
+		}
+		
+		return false;
+	}
 }