niti: clean AAttrPropdef#call

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/naive_interpreter.nit b/src/naive_interpreter.nit
index ba2fb39..99dd950 100644 (file)
--- a/src/naive_interpreter.nit
+++ b/src/naive_interpreter.nit
@@ -982,12 +982,15 @@ redef class AAttrPropdef
                var recv = args.first
                assert recv isa MutableInstance
                var attr = self.mpropdef.mproperty
-               if args.length == 1 then
+               if mpropdef == mreadpropdef then
+                       assert args.length == 1
                        return v.read_attribute(attr, recv)
-               else
+               else if mpropdef == mwritepropdef then
                        assert args.length == 2
                        v.write_attribute(attr, recv, args[1])
                        return null
+               else
+                       abort
                end
        end