be more helpful when raising rb_eTypeError in string_arr string_arr_new(VALUE rb_stri...

git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk@1118 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/program/bindings/ruby/main.c b/program/bindings/ruby/main.c
index 32bd8cffd182c1b715d813e981a04bb96d7fd735..aa082dda0caf439d9a5a21f4a9f0f4e16e25e9e3 100644 (file)
--- a/program/bindings/ruby/main.c
+++ b/program/bindings/ruby/main.c
@@ -49,7 +49,7 @@ string_arr string_arr_new(
             a.strings[i + 1] = strdup(buf);
             break;
         default:
-            rb_raise(rb_eTypeError, "invalid argument");
+            rb_raise(rb_eTypeError, "invalid argument - %s, expected T_STRING or T_FIXNUM on index %d", rb_class2name(CLASS_OF(v)), i);
             break;
         }
     }