mrb: Context#[] accepts nil

nil is returned for nil input.
groonga · Feb 23, 2015 · 277484c · 277484c
1 parent fc129c8
commit 277484c
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/lib/mrb/mrb_ctx.c b/lib/mrb/mrb_ctx.c
@@ -58,6 +58,10 @@ ctx_array_reference(mrb_state *mrb, mrb_value self)
 
   mrb_get_args(mrb, "o", &mrb_id_or_name);
 
+  if (mrb_nil_p(mrb_id_or_name)) {
+    return mrb_nil_value();
+  }
+
   if (mrb_fixnum_p(mrb_id_or_name)) {
     grn_id id = mrb_fixnum(mrb_id_or_name);
     object = grn_ctx_at(ctx, id);