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-rw-r--r--gnu/packages/haskell.scm21
1 files changed, 21 insertions, 0 deletions
diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index e978845567..59d19dd149 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -7077,6 +7077,27 @@ other transformers.")
(base32
"0a364zfcm17mhpy0c4ms2j88sys4yvgd6071qsgk93la2wjm8mkr"))))))
+(define-public ghc-stmonadtrans
+ (package
+ (name "ghc-stmonadtrans")
+ (version "0.4.3")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append "https://hackage.haskell.org/package/STMonadTrans"
+ "/STMonadTrans-" version ".tar.gz"))
+ (sha256
+ (base32 "1nr26fnmi5fdjc6d00w13kjhmfyvb5b837d0006w4dj0yxndaksp"))))
+ (build-system haskell-build-system)
+ (inputs
+ `(("ghc-mtl" ,ghc-mtl)))
+ (home-page "https://hackage.haskell.org/package/STMonadTrans")
+ (synopsis "Monad transformer version of the ST monad")
+ (description
+ "This package provides a monad transformer version of the @code{ST} monad
+for strict state threads.")
+ (license license:bsd-3)))
+
(define-public ghc-findbin
(package
(name "ghc-findbin")