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From: Bart Schaefer <schaefer@brasslantern.com>
To: zsh-workers@zsh.org
Subject: Alias expansion rules taken up for POSIX standards review
Date: Sat, 13 Jun 2015 14:47:35 -0700	[thread overview]
Message-ID: <CABkvzcu0yY28NVsOZ9k1an60egO4wHeqv7B_mOQXg4fU4h2FDA@mail.gmail.com> (raw)

I should have brought this up last week but have been somewhat
distracted from the austin-group of late.  Issue ID 953 has been
opened to clarify whether

  alias cmd='foo &'
  cmd&bar

should semantically expand to

  foo && bar # valid "and" syntax

vs.

  foo & & bar # syntax error

We made the latter choice for zsh as of the 5.0.8 release, for what I
think are several good reasons (and one pragmatic one, which is that
not doing that breaks our lexer in an unpleasant and difficult-to-fix
way).

My ability to post to the austin-group list has been crippled for a
while, so if any of you who are still able to be active want to chime
in, it would be appreciated.


                 reply	other threads:[~2015-06-13 21:48 UTC|newest]

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