util-exception (empty) → 0.1.0.0

raw patch · 4 files changed

+77/−0 lines, 4 filesdep +basedep +lifted-basedep +monad-controlsetup-changed

Dependencies added: base, lifted-base, monad-control, util

Files

• LICENSE +30/−0
• Setup.hs +2/−0
• Util/Exception.hs +14/−0
• util-exception.cabal +31/−0

@@ -0,0 +1,30 @@+Copyright (c) 2017, M Farkas-Dyck++All rights reserved.++Redistribution and use in source and binary forms, with or without+modification, are permitted provided that the following conditions are met:++    * Redistributions of source code must retain the above copyright+      notice, this list of conditions and the following disclaimer.++    * Redistributions in binary form must reproduce the above+      copyright notice, this list of conditions and the following+      disclaimer in the documentation and/or other materials provided+      with the distribution.++    * Neither the name of M Farkas-Dyck nor the names of other+      contributors may be used to endorse or promote products derived+      from this software without specific prior written permission.++THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

@@ -0,0 +1,2 @@+import Distribution.Simple+main = defaultMain

@@ -0,0 +1,14 @@+{-# LANGUAGE ExistentialQuantification #-}++module Util.Exception where++import Control.Exception.Lifted+import Control.Monad+import Control.Monad.Trans.Control+import Data.Monoid (Alt (..))+import Util++handleJusts :: MonadBaseControl IO m => [ExceptionPredicate b] -> (b -> m a) -> m a -> m a+handleJusts = handleJust . fmap getAlt . foldMapA (fmap Alt . \ (ExceptionPredicate f) -> fromException >=> f)++data ExceptionPredicate b = ∀ e . Exception e => ExceptionPredicate (e -> Maybe b)

@@ -0,0 +1,31 @@+name:                util-exception+version:             0.1.0.0+synopsis:            Exceptional utilities+-- description:         +license:             BSD3+license-file:        LICENSE+author:              M Farkas-Dyck+maintainer:          strake888@gmail.com+-- copyright:           +category:            Exception, Util+build-type:          Simple+cabal-version:       >=1.10++library+  exposed-modules:     Util.Exception+  -- other-modules:       +  -- other-extensions:    +  build-depends:       base >=4.9 && <5+                     , lifted-base >=0.2 && <0.3+                     , monad-control >=1.0 && <1.1+                     , util >=0.1.7 && <0.2+  -- hs-source-dirs:      +  default-language:    Haskell2010+  default-extensions:  UnicodeSyntax+                     , FlexibleContexts+                     , ExistentialQuantification+                     , GeneralizedNewtypeDeriving+                     , DeriveFunctor+                     , DeriveFoldable+                     , DeriveTraversable+  ghc-options:         -Wall