From e4f2fffe50204794524effe6716e5ceb5914d7e1 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Sat, 28 Aug 2021 09:47:01 -0400
Subject: [PATCH] add Item#closed_items

---
 lib/imbecile/parser/item.rb     | 10 ++++++++++
 lib/imbecile/parser/item_set.rb |  3 +--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/lib/imbecile/parser/item.rb b/lib/imbecile/parser/item.rb
index 81e8c8a..0ab3c6f 100644
--- a/lib/imbecile/parser/item.rb
+++ b/lib/imbecile/parser/item.rb
@@ -27,6 +27,16 @@ class Imbecile
         self == other
       end
 
+      def closed_items
+        if @rule.components[@position].is_a?(Array)
+          @rule.components[@position].map do |rule|
+            Item.new(rule, 0)
+          end
+        else
+          []
+        end
+      end
+
     end
 
   end
diff --git a/lib/imbecile/parser/item_set.rb b/lib/imbecile/parser/item_set.rb
index bb5f232..b77d4dc 100644
--- a/lib/imbecile/parser/item_set.rb
+++ b/lib/imbecile/parser/item_set.rb
@@ -13,8 +13,7 @@ class Imbecile
           this_eval_items = eval_items
           eval_items = Set.new
           this_eval_items.each do |item|
-            if item.next_component.is_a?(Rule)
-            end
+            eval_items += item.closed_items
           end
           @items += eval_items
         end