From 202f690a5edef6d0b8f73c6df53edc02a0f16c7e Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 7 Feb 2022 22:06:53 +0900
Subject: [ruby/rdoc] Allow cross references to operator methods

Make operator methods, e.g., `Regexp#=~`, `Integer#<=>`, cross
reference targets.

https://github.com/ruby/rdoc/commit/5d332a4128
---
 lib/rdoc/cross_reference.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/rdoc/cross_reference.rb')

diff --git a/lib/rdoc/cross_reference.rb b/lib/rdoc/cross_reference.rb
index ef8e21bde8..9e4a6ddf69 100644
--- a/lib/rdoc/cross_reference.rb
+++ b/lib/rdoc/cross_reference.rb
@@ -19,7 +19,7 @@ class RDoc::CrossReference
   #
   # See CLASS_REGEXP_STR
 
-  METHOD_REGEXP_STR = '([A-Za-z]\w*[!?=]?|%|===?|\[\]=?|<<|>>|\+@|-@|-|\+|\*)(?:\([\w.+*/=<>-]*\))?'
+  METHOD_REGEXP_STR = '([A-Za-z]\w*[!?=]?|%|=(?:==?|~)|![=~]|\[\]=?|<(?:<|=>?)?|>[>=]?|[-+!]@?|\*\*?|[/%])(?:\([\w.+*/=<>-]*\))?'
 
   ##
   # Regular expressions matching text that should potentially have
-- 
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