leastbad/indexable_by_hash_patch.rb

Created November 10, 2022 08:36

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leastbad created this gist Nov 10, 2022.

indexable_by_hash_patch.rb

-Original file line number
+Diff line change
@@ -0,0 +1,11 @@
+    module IndexableByHashPatch
+      refine Array do
+        def to_proc
+          ->(h) { length == 1 ? h[first] : h.values_at(*self) }
+        end
+      end
+    end
+    using IndexableByHashPatch
+    indexed_records = json.index_by(&[:item_type, :item_id])