Support configuring submit action key in select

lib/tty/prompt/list.rb

@@ -84,7 +84,7 @@ def default(*default_values)
       #
       # @api private
       def default_submit_keys
-        %i[space return].freeze
+        %i[space return enter].freeze
       end
 
       # Select paginator based on the current navigation key
@@ -177,7 +177,7 @@ def arrows_help
       #
       # @api private
       def key_help_label(key_name)
-        key_name == :return ? "Enter" : key_name.to_s.capitalize
+        %i[return enter].include?(key_name) ? "Enter" : key_name.to_s.capitalize
       end
 
       # Information about keys that submit the selection
@@ -186,7 +186,7 @@ def key_help_label(key_name)
       #
       # @api private
       def submit_keys_help
-        labels = @submit_keys.map(&method(:key_help_label))
+        labels = @submit_keys.map(&method(:key_help_label)).uniq
         case labels.length
         when 1
           labels[0]

lib/tty/prompt/multi_list.rb

@@ -46,7 +46,7 @@ def max(value)
       #
       # @api private
       def default_submit_keys
-        [:return].freeze
+        %i[return enter].freeze
       end
 
       # Callback fired when a submit key is pressed

spec/unit/select_spec.rb

@@ -886,6 +886,40 @@ def exit_message(prompt, choice)
       expect(actual_prompt_output).to eql(expected_prompt_output)
     end
 
+    it "filters and chooses entry with enter, with default key config" do
+      prompt.input << "g" << "\n"
+      prompt.input.rewind
+
+      answer = prompt.select("What size?", %i[Small Medium Large Huge], filter: true)
+      expect(answer).to eql(:Large)
+
+      actual_prompt_output = prompt.output.string
+      expected_prompt_output =
+        output_helper("What size?", %w[Small Medium Large Huge], "Small", init: true,
+          hint: "Press #{up_down} arrow to move, Space or Enter to select and letters to filter") +
+        output_helper("What size?", %w[Large Huge], "Large", hint: "Filter: \"g\"") +
+        exit_message("What size?", "Large")
+
+      expect(actual_prompt_output).to eql(expected_prompt_output)
+    end
+
+    it "filters and chooses entry with return and enter, with default key config" do
+      prompt.input << "g" << "\r\n"
+      prompt.input.rewind
+
+      answer = prompt.select("What size?", %i[Small Medium Large Huge], filter: true)
+      expect(answer).to eql(:Large)
+
+      actual_prompt_output = prompt.output.string
+      expected_prompt_output =
+        output_helper("What size?", %w[Small Medium Large Huge], "Small", init: true,
+          hint: "Press #{up_down} arrow to move, Space or Enter to select and letters to filter") +
+        output_helper("What size?", %w[Large Huge], "Large", hint: "Filter: \"g\"") +
+        exit_message("What size?", "Large")
+
+      expect(actual_prompt_output).to eql(expected_prompt_output)
+    end
+
     it "filters and chooses entry with space, with default key config" do
       prompt.input << "g" << " "
       prompt.input.rewind