Proposal: Dot as Postfix Function Apply

[Greg Weber]

+1 for an opt-in extension. I am not sure if any approval is needed from
the libraries committee for an optional extension like this if you are
willing to do the work to bring it to fruition yourself.

On Wed, Nov 4, 2015 at 2:44 AM, Jeremy <voldermort at hotmail.com> wrote:

> Dot as Postfix Function Apply
> (
> https://ghc.haskell.org/trac/ghc/wiki/Records/DeclaredOverloadedRecordFields/DotPostfix
> )
> was originally part of ORF, but dropped to keep the scope/discussion more
> manageable. Now that ORF is in for GHC 8.0, I would like to re-propose dot
> postfix syntax.
>
> The idea is that instead of
>
> (title person) ++ " " ++ (firstName person) ++ " " ++ (lastName person)
>
> we could have
>
> person.title ++ " " ++ person.firstName ++ " " ++ person.lastName
>
> This is a simple source-to-source translation with no changes to the type
> system (TDNR is an orthogonal proposal). The advantages are:
>
>   1. Code that's easier to read/write.
>   2. Familiar to users of almost every other programming language.
>   3. IDE auto-complete - an IDE can suggest functions applicable to the
> variable after typing .
>
> This would be an opt-in extension.
>
> I'm posting this to the libraries list because that's where proposals
> generally go, although this isn't strictly a library issue. If it should be
> on a different list I'll move it.
>
>
>
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