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Re: [Chicken-hackers] whishlist entry: plain scheme read syntax for type
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From: |
Felix |
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Subject: |
Re: [Chicken-hackers] whishlist entry: plain scheme read syntax for type declarations |
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Date: |
Sat, 30 Mar 2013 16:46:15 +0100 (CET) |
From: Kristian Lein-Mathisen <address@hidden>
Subject: Re: [Chicken-hackers] whishlist entry: plain scheme read syntax for
type declarations
Date: Sun, 24 Mar 2013 22:42:06 +0100
> Hi,
>
> Isn't the dot-notation supported by all schemes? (lambda (head . tail)
> body). What's the reason you can't use that?
The problem is that the type-notation used in declarations does
not support dotted argument lists. A function type looks like this:
(ARGUMENT1 ... -> RESULT1 ...)
Something like
(ARGUMENT1 ... . REST -> ...)
is syntactically invalid.
cheers,
felix