Add files

haskell-reader/.gitignore

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+.stack-work/
+*~

haskell-reader/.hlint.yaml

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+# HLint configuration file
+# https://github.com/ndmitchell/hlint
+##########################
+
+# This file contains a template configuration file, which is typically
+# placed as .hlint.yaml in the root of your project
+
+
+# Warnings currently triggered by your code
+- ignore: {name: "Eta reduce"}
+
+
+# Specify additional command line arguments
+#
+# - arguments: [--color, --cpp-simple, -XQuasiQuotes]
+
+
+# Control which extensions/flags/modules/functions can be used
+#
+# - extensions:
+#   - default: false # all extension are banned by default
+#   - name: [PatternGuards, ViewPatterns] # only these listed extensions can be used
+#   - {name: CPP, within: CrossPlatform} # CPP can only be used in a given module
+#
+# - flags:
+#   - {name: -w, within: []} # -w is allowed nowhere
+#
+# - modules:
+#   - {name: [Data.Set, Data.HashSet], as: Set} # if you import Data.Set qualified, it must be as 'Set'
+#   - {name: Control.Arrow, within: []} # Certain modules are banned entirely
+#
+# - functions:
+#   - {name: unsafePerformIO, within: []} # unsafePerformIO can only appear in no modules
+
+
+# Add custom hints for this project
+#
+# Will suggest replacing "wibbleMany [myvar]" with "wibbleOne myvar"
+# - error: {lhs: "wibbleMany [x]", rhs: wibbleOne x}
+
+
+# Turn on hints that are off by default
+#
+# Ban "module X(module X) where", to require a real export list
+# - warn: {name: Use explicit module export list}
+#
+# Replace a $ b $ c with a . b $ c
+# - group: {name: dollar, enabled: true}
+#
+# Generalise map to fmap, ++ to <>
+# - group: {name: generalise, enabled: true}
+
+
+# Ignore some builtin hints
+# - ignore: {name: Use let}
+# - ignore: {name: Use const, within: SpecialModule} # Only within certain modules
+
+
+# Define some custom infix operators
+# - fixity: infixr 3 ~^#^~
+
+
+# To generate a suitable file for HLint do:
+# $ hlint --default > .hlint.yaml

haskell-reader/ChangeLog.md

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+# Changelog for haskell-reader
+
+## Unreleased changes

haskell-reader/LICENSE

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+Copyright Author name here (c) 2021
+
+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 Author name here 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.

haskell-reader/README.md

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+# haskell-reader

haskell-reader/Setup.hs

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+import Distribution.Simple
+main = defaultMain

haskell-reader/app/Main.hs

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+module Main where
+
+import MyConfig
+
+makeName :: String -> Config String
+makeName baseName = do
+    config <- getConfig
+    pure $ prefix config ++ "-" ++ baseName
+
+wrap :: String -> Config String
+wrap name = do
+    config <- getConfig
+    pure $ openBracket config ++ name ++ closeBracket config
+
+myConfig :: ConfigData
+myConfig = ConfigData
+    { prefix = "foobar"
+    , openBracket  = "<<"
+    , closeBracket = ">>"
+    }
+
+run :: Config String
+run = makeName "hoge" >>= wrap
+
+main :: IO ()
+main = do
+    let ret = runConfig run myConfig
+    putStrLn ret

haskell-reader/haskell-reader.cabal

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+cabal-version: 1.12
+
+-- This file has been generated from package.yaml by hpack version 0.34.4.
+--
+-- see: https://github.com/sol/hpack
+
+name:           haskell-reader
+version:        0.1.0.0
+description:    Please see the README on GitHub at <https://github.com/githubuser/haskell-reader#readme>
+homepage:       https://github.com/githubuser/haskell-reader#readme
+bug-reports:    https://github.com/githubuser/haskell-reader/issues
+author:         Author name here
+maintainer:     [email protected]
+copyright:      2021 Author name here
+license:        BSD3
+license-file:   LICENSE
+build-type:     Simple
+extra-source-files:
+    README.md
+    ChangeLog.md
+
+source-repository head
+  type: git
+  location: https://github.com/githubuser/haskell-reader
+
+library
+  exposed-modules:
+      MyConfig
+  other-modules:
+      Paths_haskell_reader
+  hs-source-dirs:
+      src
+  build-depends:
+      base >=4.7 && <5
+  default-language: Haskell2010
+
+executable haskell-reader-exe
+  main-is: Main.hs
+  other-modules:
+      Paths_haskell_reader
+  hs-source-dirs:
+      app
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      base >=4.7 && <5
+    , haskell-reader
+  default-language: Haskell2010
+
+test-suite haskell-reader-test
+  type: exitcode-stdio-1.0
+  main-is: Spec.hs
+  other-modules:
+      Paths_haskell_reader
+  hs-source-dirs:
+      test
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      base >=4.7 && <5
+    , haskell-reader
+  default-language: Haskell2010

haskell-reader/package.yaml

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+name:                haskell-reader
+version:             0.1.0.0
+github:              "githubuser/haskell-reader"
+license:             BSD3
+author:              "Author name here"
+maintainer:          "[email protected]"
+copyright:           "2021 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 <https://github.com/githubuser/haskell-reader#readme>
+
+dependencies:
+- base >= 4.7 && < 5
+
+library:
+  source-dirs: src
+
+executables:
+  haskell-reader-exe:
+    main:                Main.hs
+    source-dirs:         app
+    ghc-options:
+    - -threaded
+    - -rtsopts
+    - -with-rtsopts=-N
+    dependencies:
+    - haskell-reader
+
+tests:
+  haskell-reader-test:
+    main:                Spec.hs
+    source-dirs:         test
+    ghc-options:
+    - -threaded
+    - -rtsopts
+    - -with-rtsopts=-N
+    dependencies:
+    - haskell-reader

haskell-reader/src/MyConfig.hs

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+{-# LANGUAGE InstanceSigs, StrictData #-}
+module MyConfig
+    ( ConfigData(..)
+    , Config
+    , getConfig
+    , runConfig
+    ) where
+
+data ConfigData = ConfigData
+    { prefix :: String
+    , openBracket :: String
+    , closeBracket :: String
+    }
+    deriving (Show)
+
+newtype Config a = Config (ConfigData -> a)
+
+instance Functor Config where
+    fmap :: (a -> b) -> Config a -> Config b
+    fmap f (Config g) =
+        Config (f . g)
+
+instance Applicative Config where
+    pure :: a -> Config a
+    pure x =
+        Config (const x)
+
+    (<*>) :: Config (a -> b) -> Config a -> Config b
+    (<*>) (Config f) (Config g) =
+        Config $ \config ->
+            let
+                f' = f config
+                x  = g config
+            in
+                f' x
+
+instance Monad Config where
+    (>>=) :: Config a -> (a -> Config b) -> Config b
+    (>>=) (Config f) g =
+        Config $ \config ->
+            let
+                x        = f config
+                Config y = g x
+            in
+                y config
+
+getConfig :: Config ConfigData
+getConfig =
+    Config id
+
+runConfig :: Config a -> ConfigData -> a
+runConfig (Config f) config =
+    f config

haskell-reader/stack.yaml

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+# 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/18/0.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: ">=2.7"
+#
+# 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

haskell-reader/stack.yaml.lock

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+# 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:
+    size: 585393
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/18/0.yaml
+    sha256: c632012da648385b9fa3c29f4e0afd56ead299f1c5528ee789058be410e883c0
+  original:
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/18/0.yaml

haskell-reader/test/Spec.hs

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+main :: IO ()
+main = putStrLn "Test suite not yet implemented"

haskell-reader/workspace.code-workspace

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+{
+	"folders": [
+		{
+			"path": "."
+		}
+	],
+	"settings": {
+	}
+}