Psych syntax error changed in JRuby 9.2.13.0 #6365
Description
Environment Information
Provide at least:
- % jruby -v
jruby 9.2.13.0 (2.5.7) 2020-08-03 9a89c94 Java HotSpot(TM) 64-Bit Server VM 25.5-b02 on 1.8.0_05-b13 +jit [darwin-x86_64] - Darwin atelier.local 19.6.0 Darwin Kernel Version 19.6.0: Thu Jun 18 20:49:00 PDT 2020; root:xnu-6153.141.1~1/RELEASE_X86_64 x86_64
Expected Behavior
This is behavior of JRuby 9.2.12.0 (and MRI 2.5.8).
% ruby -v
jruby 9.2.12.0 (2.5.7) 2020-07-01 db01a49ba6 Java HotSpot(TM) 64-Bit Server VM 25.5-b02 on 1.8.0_05-b13 +jit [darwin-x86_64]
% ruby -ryaml -e "YAML.load('Exclude: **/*_old.rb')"
Psych::SyntaxError: (<unknown>): expected alphabetic or numeric character, but found *(42) while scanning an alias at line 1 column 11
parse at org/jruby/ext/psych/PsychParser.java:246
parse_stream at /Users/koic/.rbenv/versions/jruby-9.2.12.0/lib/ruby/stdlib/psych.rb:456
parse at /Users/koic/.rbenv/versions/jruby-9.2.12.0/lib/ruby/stdlib/psych.rb:390
load at /Users/koic/.rbenv/versions/jruby-9.2.12.0/lib/ruby/stdlib/psych.rb:277
<main> at -e:1% ruby -v
ruby 2.5.8p224 (2020-03-31 revision 67882) [x86_64-darwin17]
% ruby -ryaml -e "YAML.load('Exclude: **/*_old.rb')"
Traceback (most recent call last):
4: from -e:1:in `<main>'
3: from /Users/koic/.rbenv/versions/2.5.8/lib/ruby/2.5.0/psych.rb:263:in `load'
2: from /Users/koic/.rbenv/versions/2.5.8/lib/ruby/2.5.0/psych.rb:350:in `parse'
1: from /Users/koic/.rbenv/versions/2.5.8/lib/ruby/2.5.0/psych.rb:402:in `parse_stream'
/Users/koic/.rbenv/versions/2.5.8/lib/ruby/2.5.0/psych.rb:402:in `parse': (<unknown>): did not find expected alphabetic or numeric character while scanning an alias at line 1 column 10 (Psych::SyntaxError)Both will raise Psych::SyntaxError.
Actual Behavior
This is behavior of JRuby 9.2.13.0.
% ruby -v
jruby 9.2.13.0 (2.5.7) 2020-08-03 9a89c94bcc Java HotSpot(TM) 64-Bit Server VM 25.5-b02 on 1.8.0_05-b13 +jit [darwin-x86_64]
% ruby -ryaml -e "YAML.load('Exclude: **/*_old.rb')"
Psych::BadAlias: Unknown alias: */*_old.rb
visit_Psych_Nodes_Alias at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/to_ruby.rb:325
fetch at org/jruby/RubyHash.java:1259
visit_Psych_Nodes_Alias at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/to_ruby.rb:325
visit at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/visitor.rb:16
accept at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/visitor.rb:6
accept at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/to_ruby.rb:34
revive_hash at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/to_ruby.rb:343
each_slice at org/jruby/RubyArray.java:1851
revive_hash at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/to_ruby.rb:341
visit_Psych_Nodes_Mapping at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/to_ruby.rb:166
visit at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/visitor.rb:16
accept at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/visitor.rb:6
accept at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/to_ruby.rb:34
visit_Psych_Nodes_Document at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/to_ruby.rb:317
visit at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/visitor.rb:16
accept at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/visitor.rb:6
accept at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/visitors/to_ruby.rb:34
to_ruby at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych/nodes/node.rb:50
load at /Users/koic/.rbenv/versions/jruby-9.2.13.0/lib/ruby/stdlib/psych.rb:279
<main> at -e:1Unexpectedly, JRuby 9.2.13.0 raises Psych::BadAlias.
I encountered this issue in RuboCop's CI build.
rubocop/rubocop#8588