ival (empty) → 0.1.0.0

raw patch · 6 files changed

+139/−0 lines, 6 filesdep +algdep +basedep +ivalsetup-changed

Dependencies added: alg, base, ival, smallcheck, tasty, tasty-smallcheck

Files

• LICENSE +30/−0
• README.md +1/−0
• Setup.hs +2/−0
• ival.cabal +73/−0
• src/Data/Interval.hs +25/−0
• test/Main.hs +8/−0

@@ -0,0 +1,30 @@+Copyright M Farkas-Dyck © 2018++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 +1,1 @@+# ival

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

@@ -0,0 +1,73 @@+name:                ival+version:             0.1.0.0+synopsis:            Intervals+-- description:+license:             BSD3+license-file:        LICENSE+author:              M Farkas-Dyck+maintainer:          strake888@gmail.com+copyright:           2018 Target Corporation+-- category:            +build-type:          Simple+extra-source-files:  README.md+cabal-version:       >=1.10++library+  hs-source-dirs:      src+  exposed-modules:     Data.Interval+  build-depends:       alg >= 0.2.6 && < 0.3+                     , base >= 4.7 && < 5+  default-language:    Haskell2010+  default-extensions:  UnicodeSyntax+                     , LambdaCase+                     , EmptyCase+                     , InstanceSigs+                     , PartialTypeSignatures+                     , PolyKinds+                     , ConstraintKinds+                     , FlexibleContexts+                     , FlexibleInstances+                     , MonadComprehensions+                     , StandaloneDeriving+                     , DeriveFunctor, DeriveFoldable, DeriveTraversable+  ghc-options:         -Wall -Wcompat -Wredundant-constraints -Wno-name-shadowing+                       -Wincomplete-record-updates -Wincomplete-uni-patterns+                       -Werror=incomplete-patterns+                       -Werror=incomplete-uni-patterns+                       -Werror=incomplete-record-updates+                       -Werror=missing-fields+                       -Werror=missing-methods++test-suite test+  type:                exitcode-stdio-1.0+  hs-source-dirs:      test+  main-is:             Main.hs+  build-depends:       base >=4.11 && <5+                     , smallcheck >=1.1.4+                     , tasty >=1.0+                     , tasty-smallcheck >=0.8+                     , ival+  default-language:    Haskell2010+  default-extensions:  UnicodeSyntax+                     , LambdaCase+                     , EmptyCase+                     , InstanceSigs+                     , PartialTypeSignatures+                     , PolyKinds+                     , ConstraintKinds+                     , FlexibleContexts+                     , FlexibleInstances+                     , MonadComprehensions+                     , StandaloneDeriving+                     , DeriveFunctor, DeriveFoldable, DeriveTraversable+  ghc-options:         -Wall -Wcompat -Wredundant-constraints -Wno-name-shadowing+                       -Wincomplete-record-updates -Wincomplete-uni-patterns+                       -Werror=incomplete-patterns+                       -Werror=incomplete-uni-patterns+                       -Werror=incomplete-record-updates+                       -Werror=missing-fields+                       -Werror=missing-methods++source-repository head+  type:     git+  location: https://github.com/strake/ival.hs

@@ -0,0 +1,25 @@+module Data.Interval (Interval (..), (∪), (∩)) where++import Prelude hiding (Eq, Ord (..), max, min)++import Control.Applicative+import Data.Function (on)+import Data.Ord (Down (..))+import Relation.Binary.Comparison++infix 5 :–:+data Interval a = Maybe a :–: Maybe a+    deriving (Read, Show,+              Functor, Foldable, Traversable)++instance Preord a => Preord (Interval a) where+    a₁ :–: b₁ ≤ a₂ :–: b₂ = Lexical a₁ ≤ Lexical b₁ && ((≥) `on` Down . Lexical . fmap Down) a₂ b₂+instance PartialEq a => PartialEq (Interval a) where a₁ :–: b₁ ≡ a₂ :–: b₂ = (a₁, b₁) ≡ (a₂, b₂)+instance (PartialOrd a, PartialEq a) => PartialOrd (Interval a)+instance Eq a => Eq (Interval a)++infixr 4 ∪, ∩+(∪), (∩) :: Ord a => Interval a -> Interval a -> Interval a+a₁ :–: b₁ ∪ a₂ :–: b₂ = liftA2 min a₁ a₂ :–: liftA2 max b₁ b₂+a₁ :–: b₁ ∩ a₂ :–: b₂ = fmap unMax (fmap Max a₁ <> fmap Max a₂) :–:+                        fmap unMin (fmap Min b₁ <> fmap Min b₂)

@@ -0,0 +1,8 @@+module Main where++import Test.SmallCheck+import Test.Tasty+import Test.Tasty.SmallCheck++main :: IO ()+main = defaultMain $ testGroup "" []