ruby: improve general data get helper

[notmuch] / bindings / ruby / defs.h

diff --git a/bindings/ruby/defs.h b/bindings/ruby/defs.h
index e95ea239b0cea8c222c71e72d6b225f75f371641..46e2caf8a0ee54fbb08b4fbb9c850853e95a4809 100644 (file)
--- a/bindings/ruby/defs.h
+++ b/bindings/ruby/defs.h
@@ -57,10 +57,9 @@ extern ID ID_db_mode;
 
 #define Data_Get_Notmuch_Object(obj, type, message, ptr)       \
     do {                                                       \
-       Check_Type ((obj), T_DATA);                             \
-       if (DATA_PTR ((obj)) == NULL)                           \
-       rb_raise (rb_eRuntimeError, (message));                 \
        Data_Get_Struct ((obj), type, (ptr));                   \
+       if (!(ptr))                                             \
+       rb_raise (rb_eRuntimeError, (message));                 \
     } while (0)
 
 #define Data_Get_Notmuch_Database(obj, ptr) \