* [ruby-dev:51029] [Ruby master Bug#17644] Ripper.lex fails with syntax error and heredoc
[not found] <redmine.issue-17644.20210219073225.12@ruby-lang.org>
@ 2021-03-02 9:28 ` naruse
0 siblings, 0 replies; only message in thread
From: naruse @ 2021-03-02 9:28 UTC (permalink / raw)
To: ruby-dev
Issue #17644 has been updated by naruse (Yui NARUSE).
Backport changed from 2.5: DONTNEED, 2.6: DONTNEED, 2.7: DONTNEED, 3.0: REQUIRED to 2.5: DONTNEED, 2.6: DONTNEED, 2.7: DONTNEED, 3.0: DONE
ruby_3_0 a6dec2e144d65011d49f272e494bf62daf3d7531 merged revision(s) 5de38c41ae7bf17ae599fdfa9f8face87f16d8bb.
----------------------------------------
Bug #17644: Ripper.lex fails with syntax error and heredoc
https://bugs.ruby-lang.org/issues/17644#change-90700
* Author: shugo (Shugo Maeda)
* Status: Closed
* Priority: Normal
* ruby -v: ruby 3.1.0dev (2021-02-18T13:35:34Z master 7b9476fbfa) [x86_64-darwin19]
* Backport: 2.5: DONTNEED, 2.6: DONTNEED, 2.7: DONTNEED, 3.0: DONE
----------------------------------------
`Ripper.lex` fails with syntax error and heredoc:
```
$ cat t.rb
require "ripper"
s = <<~EOF
foo
end
<<~EOS
bar
EOS
EOF
p Ripper.lex(s)
$ ruby t.rb
/Users/shugo/.rbenv/versions/master/lib/ruby/3.1.0/ripper/lexer.rb:110:in `each': undefined method `pos' for [#<Ripper::Lexer::Elem: on_heredoc_beg@3:0:BEG: "<<~EOS">, #<Ripper::Lexer::Elem: on_ignored_sp@4:0:BEG: " ">, #<Ripper::Lexer::Elem: on_tstring_content@4:2:BEG: "bar\\n">, #<Ripper::Lexer::Elem: on_heredoc_end@5:0:BEG: "EOS\\n">]:Array (NoMethodError)
Did you mean? pop
from /Users/shugo/.rbenv/versions/master/lib/ruby/3.1.0/ripper/lexer.rb:110:in `sort_by'
from /Users/shugo/.rbenv/versions/master/lib/ruby/3.1.0/ripper/lexer.rb:110:in `lex'
from /Users/shugo/.rbenv/versions/master/lib/ruby/3.1.0/ripper/lexer.rb:52:in `lex'
from t.rb:9:in `<main>'
```
It seems that this bug was introduced by commit:69d871eeeb2.
--
https://bugs.ruby-lang.org/
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