[PATCH 19/24] gnu: Add ghc-parsec.

[PATCH 19/24] gnu: Add ghc-parsec.

[Federico Beffa]

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Fede

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From 51556b2660b23a6d6448922acfd152ea7a70a1d2 Mon Sep 17 00:00:00 2001
From: Federico Beffa <beffa@fbengineering.ch>
Date: Fri, 27 Mar 2015 18:30:06 +0100
Subject: [PATCH 19/24] gnu: Add ghc-parsec.

* gnu/packages/haskell.scm (ghc-parsec): New variable.
---
 gnu/packages/haskell.scm | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index ccf958c..82ac56d 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -714,4 +714,37 @@ and high speed.")
 parts, akin to the 'split' function found in several mainstream languages.")
     (license bsd-3)))
 
+(define-public ghc-parsec
+  (package
+    (name "ghc-parsec")
+    (version "3.1.9")
+    (outputs '("out" "doc"))
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "http://hackage.haskell.org/package/parsec/parsec-"
+             version
+             ".tar.gz"))
+       (sha256
+        (base32 "1ja20cmj6v336jy87c6h3jzjp00sdbakwbdwp11iln499k913xvi"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-hunit" ,ghc-hunit)))
+    ;; these inputs are necessary to use this library
+    (propagated-inputs
+     `(("ghc-text" ,ghc-text)
+       ("ghc-mtl" ,ghc-mtl)))
+    (arguments
+     `(#:tests? #f)) ; FIXME: currently missing libraries used for tests.
+    (home-page
+     "https://github.com/aslatter/parsec")
+    (synopsis "Monadic parser combinators")
+    (description "Parsec is designed from scratch as an industrial-strength
+parser library.  It is simple, safe, well documented (on the package
+homepage), has extensive libraries, good error messages, and is fast.  It is
+defined as a monad transformer that can be stacked on arbitrary monads, and it
+is also parametric in the input stream type.")
+    (license bsd-3)))
+
 ;;; haskell.scm ends here
-- 
2.2.1

Re: [PATCH 19/24] gnu: Add ghc-parsec.

[Ludovic Courtès]

Federico Beffa <beffa@ieee.org> skribis:

> From 51556b2660b23a6d6448922acfd152ea7a70a1d2 Mon Sep 17 00:00:00 2001
> From: Federico Beffa <beffa@fbengineering.ch>
> Date: Fri, 27 Mar 2015 18:30:06 +0100
> Subject: [PATCH 19/24] gnu: Add ghc-parsec.
>
> * gnu/packages/haskell.scm (ghc-parsec): New variable.

[...]

> +    (description "Parsec is designed from scratch as an industrial-strength
> +parser library.  It is simple, safe, well documented (on the package
> +homepage), has extensive libraries, good error messages, and is fast.  It is

I would remove “industrial-strength” and “(on the package homepage)”.

Otherwise OK.

Ludo’.