From 866a09dd9ea2775a3231c0e9833f3bca48947f30 Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@gmail.com>
Date: Mon, 11 Oct 2021 20:35:27 +0900
Subject: [ruby/irb] Add --extra-doc-dir option to show doc dialog

https://github.com/ruby/irb/commit/3f79cb506f
---
 lib/irb/init.rb | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'lib/irb/init.rb')

diff --git a/lib/irb/init.rb b/lib/irb/init.rb
index 3c27b4ffff..d2baee2017 100644
--- a/lib/irb/init.rb
+++ b/lib/irb/init.rb
@@ -51,6 +51,7 @@ module IRB # :nodoc:
     @CONF[:USE_LOADER] = false
     @CONF[:IGNORE_SIGINT] = true
     @CONF[:IGNORE_EOF] = false
+    @CONF[:EXTRA_DOC_DIRS] = []
     @CONF[:ECHO] = nil
     @CONF[:ECHO_ON_ASSIGNMENT] = nil
     @CONF[:VERBOSE] = nil
@@ -257,6 +258,9 @@ module IRB # :nodoc:
         @CONF[:USE_MULTILINE] = true
       when "--nomultiline", "--noreidline"
         @CONF[:USE_MULTILINE] = false
+      when /^--extra-doc-dir(?:=(.+))?/
+        opt = $1 || argv.shift
+        @CONF[:EXTRA_DOC_DIRS] << opt
       when "--echo"
         @CONF[:ECHO] = true
       when "--noecho"
-- 
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