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Bug #16919

IRB でマジックコメントの : の後に任意の文字を入力するとエラーが発生する

Added by Anonymous about 1 month ago. Updated about 1 month ago.

Status:
Closed
Priority:
Normal
Target version:
-
ruby -v:
ruby 2.7.1p83 (2020-03-31 revision a0c7c23c9c) [x86_64-darwin19]
[ruby-dev:50930]

Description

再現手順

irb(main):001:0> #coding:u

実際に起きた結果

irb(main):001:0> #coding:Traceback (most recent call last):
    38: from /usr/local/opt/ruby/bin/irb:23:in `<main>'
    37: from /usr/local/opt/ruby/bin/irb:23:in `load'
    36: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/gems/2.7.0/gems/irb-1.2.3/exe/irb:11:in `<top (required)>'
    35: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb.rb:399:in `start'
    34: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb.rb:470:in `run'
    33: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb.rb:470:in `catch'
    32: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb.rb:471:in `block in run'
    31: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb.rb:536:in `eval_input'
    30: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb/ruby-lex.rb:134:in `each_top_level_statement'
    29: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb/ruby-lex.rb:134:in `catch'
    28: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb/ruby-lex.rb:135:in `block in each_top_level_statement'
    27: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb/ruby-lex.rb:135:in `loop'
    26: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb/ruby-lex.rb:138:in `block (2 levels) in each_top_level_statement'
    25: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb/ruby-lex.rb:166:in `lex'
    24: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb.rb:517:in `block in eval_input'
    23: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb.rb:695:in `signal_status'
    22: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb.rb:518:in `block (2 levels) in eval_input'
    21: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb/input-method.rb:262:in `gets'
    20: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/forwardable.rb:235:in `readmultiline'
    19: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/forwardable.rb:235:in `readmultiline'
    18: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:174:in `readmultiline'
    17: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:236:in `inner_readline'
    16: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:236:in `loop'
    15: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:237:in `block in inner_readline'
    14: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:266:in `read_io'
    13: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:266:in `loop'
    12: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:307:in `block in read_io'
    11: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:238:in `block (2 levels) in inner_readline'
    10: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:238:in `each'
     9: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline.rb:239:in `block (3 levels) in inner_readline'
     8: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline/line_editor.rb:843:in `input_key'
     7: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/reline/line_editor.rb:879:in `process_auto_indent'
     6: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb/ruby-lex.rb:96:in `block in set_auto_indent'
     5: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/irb/ruby-lex.rb:78:in `ripper_lex_without_warning'
     4: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/ripper/lexer.rb:45:in `lex'
     3: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/ripper/lexer.rb:103:in `lex'
     2: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/ripper/lexer.rb:125:in `parse'
     1: from /usr/local/Cellar/ruby/2.7.1_2/lib/ruby/2.7.0/ripper/lexer.rb:125:in `parse'
-:1: unknown encoding name: u (ArgumentError)

期待した結果

irb(main):001:0> #coding:utf-8
=> nil

この結果期待した理由

旧バージョンでは期待通りに動いたから。

Updated by znz (Kazuhiro NISHIYAMA) about 1 month ago

  • Assignee set to aycabta (aycabta .)
  • Status changed from Open to Assigned

Updated by aycabta (aycabta .) about 1 month ago

  • Status changed from Assigned to Closed

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