From def684508cb35320b78e5761a82402deee146576 Mon Sep 17 00:00:00 2001
From: tomoya ishida <tomoyapenguin@gmail.com>
Date: Wed, 27 Nov 2024 02:50:24 +0900
Subject: [PATCH] [ruby/irb] Fix indentation of xstring literal
 (https://github.com/ruby/irb/pull/1038)

Fixes indent calculation of this input
```
if false
p `ls`
end
```

https://github.com/ruby/irb/commit/4217a46f5d
---
 lib/irb/nesting_parser.rb       | 2 +-
 test/irb/test_nesting_parser.rb | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/irb/nesting_parser.rb b/lib/irb/nesting_parser.rb
index fc71d64aee..c1c9a5cc76 100644
--- a/lib/irb/nesting_parser.rb
+++ b/lib/irb/nesting_parser.rb
@@ -159,7 +159,7 @@ module IRB
             when :on_heredoc_end
               opens.pop
             when :on_backtick
-              opens << [t, nil] if t.state.allbits?(Ripper::EXPR_BEG)
+              opens << [t, nil] unless t.state == Ripper::EXPR_ARG
             when :on_tstring_beg, :on_words_beg, :on_qwords_beg, :on_symbols_beg, :on_qsymbols_beg, :on_regexp_beg
               opens << [t, nil]
             when :on_tstring_end, :on_regexp_end, :on_label_end
diff --git a/test/irb/test_nesting_parser.rb b/test/irb/test_nesting_parser.rb
index 2db3cdab57..6b4f54ee21 100644
--- a/test/irb/test_nesting_parser.rb
+++ b/test/irb/test_nesting_parser.rb
@@ -59,6 +59,7 @@ module TestIRB
           def f() = 1
           %(); %w[]; %q(); %r{}; %i[]
           "#{1}"; ''; /#{1}/; `#{1}`
+          p(``); p ``; p x: ``; p 1, ``;
           :sym; :"sym"; :+; :`; :if
           [1, 2, 3]
           { x: 1, y: 2 }