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| -rw-r--r-- | gnu/packages/haskell-xyz.scm | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm index 7b1c4756fb..d5ce5400ee 100644 --- a/gnu/packages/haskell-xyz.scm +++ b/gnu/packages/haskell-xyz.scm @@ -8635,6 +8635,40 @@ connections.") code where you can safely allocate resources.") (license license:bsd-3))) +(define-public ghc-retry + (package + (name "ghc-retry") + (version "0.8.1.0") + (source + (origin + (method url-fetch) + (uri (string-append "https://hackage.haskell.org/package/" + "retry/retry-" version ".tar.gz")) + (sha256 + (base32 + "02k03r86amg1vbrsvb644342ym13d9jwkzki9sk93pdg5l8j35dj")))) + (build-system haskell-build-system) + (inputs + `(("ghc-exceptions" ,ghc-exceptions) + ("ghc-random" ,ghc-random))) + (native-inputs + `(("ghc-hunit" ,ghc-hunit) + ("ghc-tasty" ,ghc-tasty) + ("ghc-tasty-hunit" ,ghc-tasty-hunit) + ("ghc-tasty-hedgehog" ,ghc-tasty-hedgehog) + ("ghc-hedgehog" ,ghc-hedgehog))) + (home-page "http://github.com/Soostone/retry") + (synopsis "Retry combinators for monadic actions that may fail") + (description "This package exposes combinators that can wrap +arbitrary monadic actions. They run the action and potentially retry +running it with some configurable delay for a configurable number of +times. The purpose is to make it easier to work with IO and especially +network IO actions that often experience temporary failure and warrant +retrying of the original action. For example, a database query may time +out for a while, in which case we should hang back for a bit and retry +the query instead of simply raising an exception.") + (license license:bsd-3))) + (define-public ghc-rfc5051 (package (name "ghc-rfc5051") |