https://git.ruby-lang.org/ruby.git/commit/?id=02951a45f0

From 02951a45f0684b647499a214870a39acf1b6f422 Mon Sep 17 00:00:00 2001
From: hyrious <hyrious@o...>
Date: Tue, 21 Jul 2020 23:55:04 +0900
Subject: [ruby/rdoc] Create link to unary operator methods correctly

https://github.com/ruby/rdoc/commit/54500cf12a

diff --git a/lib/rdoc/cross_reference.rb b/lib/rdoc/cross_reference.rb
index 07ba14c..2785852 100644
--- a/lib/rdoc/cross_reference.rb
+++ b/lib/rdoc/cross_reference.rb
@@ -19,7 +19,7 @@ class RDoc::CrossReference https://github.com/ruby/ruby/blob/trunk/lib/rdoc/cross_reference.rb#L19
   #
   # See CLASS_REGEXP_STR
 
-  METHOD_REGEXP_STR = '([a-z]\w*[!?=]?|%|===|\[\]=?|<<|>>|-|\+|\*)(?:\([\w.+*/=<>-]*\))?'
+  METHOD_REGEXP_STR = '([a-z]\w*[!?=]?|%|===|\[\]=?|<<|>>|\+@|-@|-|\+|\*)(?:\([\w.+*/=<>-]*\))?'
 
   ##
   # Regular expressions matching text that should potentially have
diff --git a/lib/rdoc/markup/to_html_crossref.rb b/lib/rdoc/markup/to_html_crossref.rb
index 77e3a94..a9fd09d 100644
--- a/lib/rdoc/markup/to_html_crossref.rb
+++ b/lib/rdoc/markup/to_html_crossref.rb
@@ -62,7 +62,7 @@ class RDoc::Markup::ToHtmlCrossref < RDoc::Markup::ToHtml https://github.com/ruby/ruby/blob/trunk/lib/rdoc/markup/to_html_crossref.rb#L62
 
     name = name[1..-1] unless @show_hash if name[0, 1] == '#'
 
-    if name =~ /(.*[^#:])@/
+    if !(name.end_with?('+@', '-@')) and name =~ /(.*[^#:])@/
       text ||= "#{CGI.unescape $'} at <code>#{$1}</code>"
       code = false
     else
@@ -138,7 +138,7 @@ class RDoc::Markup::ToHtmlCrossref < RDoc::Markup::ToHtml https://github.com/ruby/ruby/blob/trunk/lib/rdoc/markup/to_html_crossref.rb#L138
   # Creates an HTML link to +name+ with the given +text+.
 
   def link name, text, code = true
-    if name =~ /(.*[^#:])@/ then
+    if !(name.end_with?('+@', '-@')) and name =~ /(.*[^#:])@/
       name = $1
       label = $'
     end
-- 
cgit v0.10.2


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