Add method for finding exclusively by hashid

jcypret · Mar 30, 2016 · dc58695 · dc58695
1 parent a78718f
commit dc58695
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Showing 2 changed files with 16 additions and 0 deletions.
diff --git a/lib/hashid/rails.rb b/lib/hashid/rails.rb
@@ -66,6 +66,11 @@ def find(hashid)
         model_reload? ? super(hashid) : super( decode_id(hashid) || hashid )
       end
 
+      # Calls `find` with decoded hashid
+      def find_by_hashid(hashid)
+        find_by!(id: hashid_decode(hashid))
+      end
+
       private
 
       def model_reload?

diff --git a/spec/hashid/rails_spec.rb b/spec/hashid/rails_spec.rb
@@ -36,6 +36,13 @@
     expect(encoded_ids).to eq ['YznovR', 'OeVre9', 'YNAOva']
   end
 
+  describe '.find_by_hashid' do
+    it 'calls find with decoded id' do
+      expect(Model).to receive(:find_by!).with({id: 4})
+      Model.find_by_hashid('OeVre9')
+    end
+  end
+
   describe '.to_param' do
     it 'returns the hashid' do
       expect(model.to_param).to eql 'z3m059'
@@ -169,6 +176,10 @@ def self.column_types
     columns_hash
   end
 
+  def self.find_by!(attrs = {})
+    Model.new
+  end
+
   def id
     100117
   end