From 898f30f8bd064c9803625c98a3e46bd3434ff1bb Mon Sep 17 00:00:00 2001
From: Stan Lo <stan001212@gmail.com>
Date: Sun, 25 Feb 2024 23:20:56 +0800
Subject: [PATCH] [ruby/irb] Refactor IRB::Context#prompting
 (https://github.com/ruby/irb/pull/889)

https://github.com/ruby/irb/commit/7b323ee514
---
 lib/irb/context.rb      |  4 +---
 lib/irb/input-method.rb | 16 ++++++++++++++++
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/lib/irb/context.rb b/lib/irb/context.rb
index d2d0bed522c6db..9647327037cb19 100644
--- a/lib/irb/context.rb
+++ b/lib/irb/context.rb
@@ -479,9 +479,7 @@ def verbose?
     # StdioInputMethod or RelineInputMethod or ReadlineInputMethod, see #io
     # for more information.
     def prompting?
-      verbose? || (STDIN.tty? && @io.kind_of?(StdioInputMethod) ||
-                   @io.kind_of?(RelineInputMethod) ||
-                   (defined?(ReadlineInputMethod) && @io.kind_of?(ReadlineInputMethod)))
+      verbose? || @io.prompting?
     end
 
     # The return value of the last statement evaluated.
diff --git a/lib/irb/input-method.rb b/lib/irb/input-method.rb
index a483ec671b044f..c1998309283fc3 100644
--- a/lib/irb/input-method.rb
+++ b/lib/irb/input-method.rb
@@ -44,6 +44,10 @@ def support_history_saving?
       false
     end
 
+    def prompting?
+      false
+    end
+
     # For debug message
     def inspect
       'Abstract InputMethod'
@@ -91,6 +95,10 @@ def readable_after_eof?
       true
     end
 
+    def prompting?
+      STDIN.tty?
+    end
+
     # Returns the current line number for #io.
     #
     # #line counts the number of times #gets is called.
@@ -220,6 +228,10 @@ def eof?
       @eof
     end
 
+    def prompting?
+      true
+    end
+
     # For debug message
     def inspect
       readline_impl = (defined?(Reline) && Readline == Reline) ? 'Reline' : 'ext/readline'
@@ -467,6 +479,10 @@ def eof?
       @eof
     end
 
+    def prompting?
+      true
+    end
+
     # For debug message
     def inspect
       config = Reline::Config.new