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[bug#44174] [PATCH 01/16] gnu: Add ghc-control-monad-free.
From: |
Carlo Holl |
Subject: |
[bug#44174] [PATCH 01/16] gnu: Add ghc-control-monad-free. |
Date: |
Fri, 23 Oct 2020 10:05:29 -0700 |
---
gnu/packages/haskell-xyz.scm | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm
index 5b9da15630..ccbe026142 100644
--- a/gnu/packages/haskell-xyz.scm
+++ b/gnu/packages/haskell-xyz.scm
@@ -2608,6 +2608,37 @@ a vocabulary for working with them.")
@code{ghc-contravariant} package.")
(license license:expat)))
+(define-public ghc-control-monad-free
+ (package
+ (name "ghc-control-monad-free")
+ (version "0.6.2")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append
+
"https://hackage.haskell.org/package/control-monad-free/control-monad-free-"
+ version
+ ".tar.gz"))
+ (sha256
+ (base32
+ "1habgf7byffqf1rqjkzpihvdhclaafgqsqpfpwp3fgpj5ayk1j33"))))
+ (build-system haskell-build-system)
+ (home-page
+ "https://github.com/pepeiborra/control-monad-free")
+ (synopsis "Free monads and monad transformers")
+ (description "This package provides datatypes to construct Free monads,
+Free monad transformers, and useful instances. In addition it provides the
+constructs to avoid quadratic complexity of left associative bind, as
explained in:
+
+@itemize @bullet
+@item
+Janis Voigtlander, @cite{Asymptotic Improvement of Computations over
+Free Monads, MPC'08}
+@end itemize
+
+")
+ (license license:public-domain)))
+
(define-public ghc-convertible
(package
(name "ghc-convertible")
--
2.28.0
- [bug#44174] [PATCH 00/16] Add hledger and its dependencies., Carlo Holl, 2020/10/23
- [bug#44174] [PATCH 01/16] gnu: Add ghc-control-monad-free.,
Carlo Holl <=
- [bug#44174] [PATCH 02/16] gnu: Add ghc-csv., Carlo Holl, 2020/10/23
- [bug#44174] [PATCH 03/16] gnu: Add ghc-decimal., Carlo Holl, 2020/10/23
- [bug#44174] [PATCH 05/16] gnu: Add ghc-hspec-megaparsec., Carlo Holl, 2020/10/23
- [bug#44174] [PATCH 04/16] gnu: Upgrade ghc-doctest., Carlo Holl, 2020/10/23
- [bug#44174] [PATCH 08/16] gnu: Add ghc-text-short., Carlo Holl, 2020/10/23
- [bug#44174] [PATCH 06/16] gnu: Add ghc-lucid., Carlo Holl, 2020/10/23
- [bug#44174] [PATCH 07/16] gnu: Add ghc-only., Carlo Holl, 2020/10/23