[Assigned] StringIO#putc is unnaware of encoding

Issue #9765 has been reported by Nobuyoshi N…


Bug #9765: StringIO#putc is unnaware of encoding
https://bugs.ruby-lang.org/issues/9765

  • Author: Nobuyoshi N.
  • Status: Assigned
  • Priority: Normal
  • Assignee: Nobuyoshi N.
  • Category: ext
  • Target version: current: 2.2.0
  • ruby -v: r45637
  • Backport: 2.0.0: REQUIRED, 2.1: REQUIRED

IO#putcはエンコーディングを意識しますが、StringIO#putcがしていません。

$ ruby -e 'IO.pipe{|r,w| w.putc("\u{3042}"); w.putc(0x3044); w.close; p 
r.read}'
"あD"

$ ruby -rstringio -e 'sio = StringIO.new(""); sio.putc("\u{3042}"); 
sio.putc(0x3044); p sio.string'
"\xE3D"

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