Allow use of N_("foo") in constant initializer lists

diff --git a/vala/valamethodcall.vala b/vala/valamethodcall.vala
index 73c8171744c70fc5d499f6c9036b075af13ec875..23329bdcbebd760c51bb9936f954128024581eef 100644 (file)
--- a/vala/valamethodcall.vala
+++ b/vala/valamethodcall.vala
@@ -102,6 +102,25 @@ public class Vala.MethodCall : Expression {
                }
        }
 
+       public override bool is_constant () {
+               var method_type = call.value_type as MethodType;
+
+               if (method_type != null) {
+                       // N_ and NC_ do not have any effect on the C code,
+                       // they are only interpreted by xgettext
+                       // this means that it is ok to use them in constant initializers
+                       if (method_type.method_symbol.get_full_name () == "GLib.N_") {
+                               // first argument is string
+                               return argument_list[0].is_constant ();
+                       } else if (method_type.method_symbol.get_full_name () == "GLib.NC_") {
+                               // second argument is string
+                               return argument_list[1].is_constant ();
+                       }
+               }
+
+               return false;
+       }
+
        public override bool is_pure () {
                return false;
        }