commit 165b00b54dd6d85e1aaa8d4897aa01e8a2ecb5f4 Author: VegOwOtenks Date: Sun Sep 15 12:39:46 2024 +0200 stack setup and integer expression parser diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..c368d45 --- /dev/null +++ b/.gitignore @@ -0,0 +1,2 @@ +.stack-work/ +*~ \ No newline at end of file diff --git a/CHANGELOG.md b/CHANGELOG.md new file mode 100644 index 0000000..fd5fe5f --- /dev/null +++ b/CHANGELOG.md @@ -0,0 +1,11 @@ +# Changelog for `hc` + +All notable changes to this project will be documented in this file. + +The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), +and this project adheres to the +[Haskell Package Versioning Policy](https://pvp.haskell.org/). + +## Unreleased + +## 0.1.0.0 - YYYY-MM-DD diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..9c707ba --- /dev/null +++ b/LICENSE @@ -0,0 +1,26 @@ +Copyright 2024 Author name here + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + +1. Redistributions of source code must retain the above copyright notice, this + list of conditions and the following disclaimer. + +2. 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. + +3. Neither the name of the copyright holder nor the names of its 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 HOLDER 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. diff --git a/README.md b/README.md new file mode 100644 index 0000000..004ace4 --- /dev/null +++ b/README.md @@ -0,0 +1 @@ +# hc diff --git a/Setup.hs b/Setup.hs new file mode 100644 index 0000000..9a994af --- /dev/null +++ b/Setup.hs @@ -0,0 +1,2 @@ +import Distribution.Simple +main = defaultMain diff --git a/app/Main.hs b/app/Main.hs new file mode 100644 index 0000000..4c6b30f --- /dev/null +++ b/app/Main.hs @@ -0,0 +1,6 @@ +module Main (main) where + +import Lib + +main :: IO () +main = someFunc diff --git a/hc.cabal b/hc.cabal new file mode 100644 index 0000000..40d475c --- /dev/null +++ b/hc.cabal @@ -0,0 +1,70 @@ +cabal-version: 2.2 + +-- This file has been generated from package.yaml by hpack version 0.35.2. +-- +-- see: https://github.com/sol/hpack + +name: hc +version: 0.1.0.0 +description: Please see the README on GitHub at +homepage: https://github.com/githubuser/hc#readme +bug-reports: https://github.com/githubuser/hc/issues +author: Author name here +maintainer: example@example.com +copyright: 2024 Author name here +license: BSD-3-Clause +license-file: LICENSE +build-type: Simple +extra-source-files: + README.md + CHANGELOG.md + +source-repository head + type: git + location: https://github.com/githubuser/hc + +library + exposed-modules: + Lib + other-modules: + Paths_hc + autogen-modules: + Paths_hc + hs-source-dirs: + src + ghc-options: -Wall -Wcompat -Widentities -Wincomplete-record-updates -Wincomplete-uni-patterns -Wmissing-export-lists -Wmissing-home-modules -Wpartial-fields -Wredundant-constraints + build-depends: + base >=4.7 && <5 + , parsec + default-language: Haskell2010 + +executable hc-exe + main-is: Main.hs + other-modules: + Paths_hc + autogen-modules: + Paths_hc + hs-source-dirs: + app + ghc-options: -Wall -Wcompat -Widentities -Wincomplete-record-updates -Wincomplete-uni-patterns -Wmissing-export-lists -Wmissing-home-modules -Wpartial-fields -Wredundant-constraints -threaded -rtsopts -with-rtsopts=-N + build-depends: + base >=4.7 && <5 + , hc + , parsec + default-language: Haskell2010 + +test-suite hc-test + type: exitcode-stdio-1.0 + main-is: Spec.hs + other-modules: + Paths_hc + autogen-modules: + Paths_hc + hs-source-dirs: + test + ghc-options: -Wall -Wcompat -Widentities -Wincomplete-record-updates -Wincomplete-uni-patterns -Wmissing-export-lists -Wmissing-home-modules -Wpartial-fields -Wredundant-constraints -threaded -rtsopts -with-rtsopts=-N + build-depends: + base >=4.7 && <5 + , hc + , parsec + default-language: Haskell2010 diff --git a/package.yaml b/package.yaml new file mode 100644 index 0000000..2287f3b --- /dev/null +++ b/package.yaml @@ -0,0 +1,60 @@ +name: hc +version: 0.1.0.0 +github: "githubuser/hc" +license: BSD-3-Clause +author: "Author name here" +maintainer: "example@example.com" +copyright: "2024 Author name here" + +extra-source-files: +- README.md +- CHANGELOG.md + +# Metadata used when publishing your package +# synopsis: Short description of your package +# category: Web + +# To avoid duplicated efforts in documentation and dealing with the +# complications of embedding Haddock markup inside cabal files, it is +# common to point users to the README.md file. +description: Please see the README on GitHub at + +dependencies: +- base >= 4.7 && < 5 +- parsec + +ghc-options: +- -Wall +- -Wcompat +- -Widentities +- -Wincomplete-record-updates +- -Wincomplete-uni-patterns +- -Wmissing-export-lists +- -Wmissing-home-modules +- -Wpartial-fields +- -Wredundant-constraints + +library: + source-dirs: src + +executables: + hc-exe: + main: Main.hs + source-dirs: app + ghc-options: + - -threaded + - -rtsopts + - -with-rtsopts=-N + dependencies: + - hc + +tests: + hc-test: + main: Spec.hs + source-dirs: test + ghc-options: + - -threaded + - -rtsopts + - -with-rtsopts=-N + dependencies: + - hc diff --git a/src/Lib.hs b/src/Lib.hs new file mode 100644 index 0000000..2dce3b4 --- /dev/null +++ b/src/Lib.hs @@ -0,0 +1,58 @@ +module Lib + ( + ) where +import Control.Applicative((<*)) + +import Data.Ratio + +import Text.Parsec +import Text.Parsec.Char +import Text.Parsec.String +import Text.Parsec.Expr +import Text.Parsec.Token +import Text.Parsec.Language + +data Expr = Var String | Constant Integer | Unary UnaryOperator Expr | Binary BinaryOperator Expr Expr + deriving Show +data UnaryOperator = Not + deriving Show +data BinaryOperator = Plus | Minus | Multiply | Divide + deriving Show + +naturalRatio a = a % 1 + +def = emptyDef{ commentStart = "" + , commentEnd = "" + , identStart = letter <|> char '_' + , identLetter = alphaNum <|> char '_' + , opStart = oneOf "+-/*" + , opLetter = oneOf "+-/*" + , reservedOpNames = ["+", "-", "/", "*"] + , reservedNames = ["pi", "e"] + } + +TokenParser{ parens = m_parens + , identifier = m_identifier + , reservedOp = m_reservedOp + , reserved = m_reserved + , semiSep1 = m_semiSep1 + , natural = m_natural + , whiteSpace = m_whiteSpace } = makeTokenParser def + +exprparser :: Parser Expr +exprparser = buildExpressionParser table term "expression" + +table = [ + [ + Infix (m_reservedOp "*" >> return (Binary Multiply)) AssocLeft, + Infix (m_reservedOp "/" >> return (Binary Divide)) AssocLeft + ], + [ + Infix (m_reservedOp "+" >> return (Binary Plus)) AssocLeft, + Infix (m_reservedOp "-" >> return (Binary Minus)) AssocLeft + ] + ] + +term = m_parens exprparser + <|> fmap Var m_identifier + <|> fmap Constant m_natural diff --git a/stack.yaml b/stack.yaml new file mode 100644 index 0000000..5f5e6a9 --- /dev/null +++ b/stack.yaml @@ -0,0 +1,67 @@ +# This file was automatically generated by 'stack init' +# +# Some commonly used options have been documented as comments in this file. +# For advanced use and comprehensive documentation of the format, please see: +# https://docs.haskellstack.org/en/stable/yaml_configuration/ + +# Resolver to choose a 'specific' stackage snapshot or a compiler version. +# A snapshot resolver dictates the compiler version and the set of packages +# to be used for project dependencies. For example: +# +# resolver: lts-3.5 +# resolver: nightly-2015-09-21 +# resolver: ghc-7.10.2 +# +# The location of a snapshot can be provided as a file or url. Stack assumes +# a snapshot provided as a file might change, whereas a url resource does not. +# +# resolver: ./custom-snapshot.yaml +# resolver: https://example.com/snapshots/2018-01-01.yaml +resolver: + url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/22/34.yaml + +# User packages to be built. +# Various formats can be used as shown in the example below. +# +# packages: +# - some-directory +# - https://example.com/foo/bar/baz-0.0.2.tar.gz +# subdirs: +# - auto-update +# - wai +packages: +- . +# Dependency packages to be pulled from upstream that are not in the resolver. +# These entries can reference officially published versions as well as +# forks / in-progress versions pinned to a git hash. For example: +# +# extra-deps: +# - acme-missiles-0.3 +# - git: https://github.com/commercialhaskell/stack.git +# commit: e7b331f14bcffb8367cd58fbfc8b40ec7642100a +# +# extra-deps: [] + +# Override default flag values for local packages and extra-deps +# flags: {} + +# Extra package databases containing global packages +# extra-package-dbs: [] + +# Control whether we use the GHC we find on the path +# system-ghc: true +# +# Require a specific version of Stack, using version ranges +# require-stack-version: -any # Default +# require-stack-version: ">=2.9" +# +# Override the architecture used by Stack, especially useful on Windows +# arch: i386 +# arch: x86_64 +# +# Extra directories used by Stack for building +# extra-include-dirs: [/path/to/dir] +# extra-lib-dirs: [/path/to/dir] +# +# Allow a newer minor version of GHC than the snapshot specifies +# compiler-check: newer-minor diff --git a/stack.yaml.lock b/stack.yaml.lock new file mode 100644 index 0000000..e60110a --- /dev/null +++ b/stack.yaml.lock @@ -0,0 +1,13 @@ +# This file was autogenerated by Stack. +# You should not edit this file by hand. +# For more information, please see the documentation at: +# https://docs.haskellstack.org/en/stable/lock_files + +packages: [] +snapshots: +- completed: + sha256: edbd50d7e7c85c13ad5f5835ae2db92fab1e9cf05ecf85340e2622ec0a303df1 + size: 720020 + url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/22/34.yaml + original: + url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/22/34.yaml diff --git a/test/Spec.hs b/test/Spec.hs new file mode 100644 index 0000000..cd4753f --- /dev/null +++ b/test/Spec.hs @@ -0,0 +1,2 @@ +main :: IO () +main = putStrLn "Test suite not yet implemented"