Issue #6652 has been updated by nobu (Nobuyoshi Nakada).

Description updated


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Bug #6652: broken Marshal compatibilities on Date and DateTime
https://bugs.ruby-lang.org/issues/6652#change-27490

Author: nobu (Nobuyoshi Nakada)
Status: Assigned
Priority: Normal
Assignee: tadf (tadayoshi funaba)
Category: ext
Target version: 2.0.0
ruby -v: 2.0.0


=begin
(({Date})) and (({DateTime})) dumped by 1.8 or earlier cannot be loaded by trunk.

  $ /usr/bin/ruby -v
  ruby 1.8.7 (2011-12-28 patchlevel 357) [universal-darwin11.0]

  $ ruby -v
  ruby 2.0.0dev (2012-06-26 trunk 36225) [universal.x86_64-darwin11]

  $ /usr/bin/ruby -rdate -e 'Marshal.dump(Date.today, STDOUT)' | ruby -rdate -e 'p Marshal.load(STDIN)'
  -e:1:in `load': class Date needs to have method `_load' (TypeError)
  	from -e:1:in `<main>'
  bash: exit 1

  $ /usr/bin/ruby -rdate -e 'Marshal.dump(DateTime.now, STDOUT)' | ruby -rdate -e 'p Marshal.load(STDIN)'
  -e:1:in `load': class DateTime needs to have method `_load' (TypeError)
  	from -e:1:in `<main>'
  bash: exit 1

Patch attached.
=end


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