help should display debugger's help during irb:rdbg session

ruby · Aug 23, 2023 · 8e52da5 · 8e52da5
1 parent 2ce7593
commit 8e52da5
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Showing 2 changed files with 16 additions and 1 deletion.
diff --git a/lib/irb/statement.rb b/lib/irb/statement.rb
@@ -60,7 +60,8 @@ def suppresses_echo?
       end
 
       def should_be_handled_by_debugger?
-        IRB::ExtendCommand::DebugCommand > @command_class
+        require_relative 'cmd/help'
+        IRB::ExtendCommand::DebugCommand > @command_class || IRB::ExtendCommand::Help == @command_class
       end
 
       def evaluable_code

diff --git a/test/irb/test_debug_cmd.rb b/test/irb/test_debug_cmd.rb
@@ -331,6 +331,20 @@ def bar
       assert_include(output, "InputMethod: RelineInputMethod")
     end
 
+    def test_help_command_is_delegated_to_the_debugger
+      write_ruby <<~'ruby'
+        binding.irb
+      ruby
+
+      output = run_ruby_file do
+        type "debug"
+        type "help"
+        type "continue"
+      end
+
+      assert_include(output, "### Frame control")
+    end
+
     def test_input_is_evaluated_in_the_context_of_the_current_thread
       write_ruby <<~'ruby'
         current_thread = Thread.current