convention for unused variables
Clara Benac Earle
Mon Oct 18 19:46:11 CEST 2004
Something related to what you want to do here is what they do with
"refactoring" where the idea is "/changing the structure of a program
without changing its semantics/."
Here, at the University of Kent, significant work has been done for
refactoring Haskell. At the moment we have submitted a proposal for
refactoring Erlang, so let's hope it is successful! :-)
you express here and that can help in general in modifying code but
your code in a
Ulf Wiger (AL/EAB) wrote:
>OTP R10 now warns about unused variables per default.
>This is basically a Good Thing, but after having spent about two days
>cleaning up modules where 99% of the work amounts to inserting a
>leading underscore in variable names that were only there for documentation's
>sake, I can't help thinking that there ought to be a way to automate this
>The really nice option would perhaps be that the Emacs mode (or Distel)
>were able to parse the warnings from the compiler, and jump to each unused
>variable, allowing the programmer to change from Var to _Var with one keypress.
>I would not want to do a 'replace all', since there's perhaps a 1/100 chance that
>the 'unused variable' warning is actually caused by a bug (The 1/100 ratio assuming
>that the programmer has _not_ used the convention with _ prefixes.)
>Someone who's up to speed on Emacs Lisp could probably do this fairly quickly.
>I would prefer to tackle that learning curve some other time. (-:
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