From c462e07a5c9cf80227926de40c00917445f5b53e Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@gmail.com>
Date: Mon, 20 Dec 2021 14:34:15 +0900
Subject: [ruby/reline] Add Reline.dialog_proc(name_sym)

https://github.com/ruby/reline/commit/7e5dbe4750
---
 lib/reline.rb              | 7 +++++++
 test/reline/test_reline.rb | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/lib/reline.rb b/lib/reline.rb
index b872fe6945..b92004c1ab 100644
--- a/lib/reline.rb
+++ b/lib/reline.rb
@@ -161,6 +161,12 @@ module Reline
       @dialog_proc_list << [name_sym, p, context]
     end
 
+    def dialog_proc(name_sym)
+      dialog = @dialog_proc_list.find { |d| d[0] == name_sym }
+      dialog.nil? ? nil : dialog[1]
+      #@dialog_proc_list[name_sym]
+    end
+
     def input=(val)
       raise TypeError unless val.respond_to?(:getc) or val.nil?
       if val.respond_to?(:getc)
@@ -516,6 +522,7 @@ module Reline
   def_single_delegators :core, :last_incremental_search
   def_single_delegators :core, :last_incremental_search=
   def_single_delegators :core, :add_dialog_proc
+  def_single_delegators :core, :dialog_proc
   def_single_delegators :core, :autocompletion, :autocompletion=
 
   def_single_delegators :core, :readmultiline
diff --git a/test/reline/test_reline.rb b/test/reline/test_reline.rb
index 679de42b97..4c909de4fb 100644
--- a/test/reline/test_reline.rb
+++ b/test/reline/test_reline.rb
@@ -313,9 +313,13 @@ class Reline::Test < Reline::TestCase
   def test_add_dialog_proc
     p = proc {}
     Reline.add_dialog_proc(:test_proc, p)
+    assert_equal(p, Reline.dialog_proc(:test_proc))
 
     l = lambda {}
     Reline.add_dialog_proc(:test_lambda, l)
+    assert_equal(l, Reline.dialog_proc(:test_lambda))
+
+    assert_equal(nil, Reline.dialog_proc(:test_nothing))
 
     assert_raise(ArgumentError) { Reline.add_dialog_proc(:error, 42) }
     assert_raise(ArgumentError) { Reline.add_dialog_proc(:error, 'hoge') }
@@ -323,6 +327,7 @@ class Reline::Test < Reline::TestCase
 
     dummy = DummyCallbackObject.new
     Reline.add_dialog_proc(:dummy, dummy)
+    assert_equal(dummy, Reline.dialog_proc(:dummy))
   end
 
   def test_readmultiline
-- 
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