error.c: small refactoring regarding
@@ -25,17 +25,26 @@ exc_mesg_set(mrb_state *mrb, struct RException *exc, mrb_value mesg)
exc->mesg = RSTRING(mesg);
mrb_field_write_barrier_value(mrb, (struct RBasic*)exc, mesg);
}
- else if (!mrb_nil_p(mesg)) {
+ else {
exc->flags &= ~MRB_EXC_MESG_STRING_FLAG;
- mrb_obj_iv_set(mrb, (struct RObject*)exc, mrb_intern_lit(mrb, "mesg"), mesg);
+ if (mrb_nil_p(mesg)) {
+ exc->mesg = 0;
+ }
+ else {
+ mrb_obj_iv_set(mrb, (struct RObject*)exc, MRB_SYM(mesg), mesg);
+ }
}
}
static mrb_value
exc_mesg_get(mrb_state *mrb, struct RException *exc)
{
- return (exc->flags & MRB_EXC_MESG_STRING_FLAG) != 0
- ? mrb_obj_value(exc->mesg) : mrb_obj_iv_get(mrb, (struct RObject*)exc, mrb_intern_lit(mrb, "mesg"));
+ if ((exc->flags & MRB_EXC_MESG_STRING_FLAG) != 0) {
+ return mrb_obj_value(exc->mesg);
+ }
+ else {
+ return mrb_obj_iv_get(mrb, (struct RObject*)exc, MRB_SYM(mesg));
+ }
}
MRB_API mrb_value
