init

.gitignore

@@ -0,0 +1,5 @@
+.connection.json
+.warehouse/
+.stack-work/
+!haskell-basic-irc-bot.cabal
+*~

ChangeLog.md

@@ -0,0 +1,3 @@
+# Changelog for haskell-basic-irc-bot
+
+## Unreleased changes

LICENSE

@@ -0,0 +1,30 @@
+Copyright Author name here (c) 2019
+
+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.

README.md

@@ -0,0 +1 @@
+# haskell-basic-irc-bot

Setup.hs

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

app/Main.hs

@@ -0,0 +1,41 @@
+{-# LANGUAGE MultiWayIf #-}
+
+
+import IrcBot.IrcBot as I
+import IrcBot.JsonConfigDecoder
+import qualified Data.ByteString.Lazy as C
+import Data.Aeson
+import Data.Maybe
+import qualified Control.Concurrent as T
+
+
+
+
+initWithOptions:: Maybe IOptions -> IO()
+initWithOptions (Just options) = do
+        let serverAddresses = (servers options)
+        mapM (\x -> T.forkIO (I.connectToIRCServer x)) serverAddresses
+        print "[all threads initialized!]"
+
+initWithOptions _ = print "BAD OPTIONS JSON"        
+
+
+mainLoop :: IO ()
+mainLoop = do
+    T.threadDelay 1000000
+    mainLoop
+
+main :: IO ()
+main = do
+
+    let externalVar = [] 
+    output <-  C.readFile  ".connection.json"
+    let options = decode output :: Maybe IOptions
+    -- let servers = decode output :: Maybe IServerAddress
+    initWithOptions options
+    -- let serverAddress = fromJust serverAddressDecoded
+     
+    -- mapM (\x -> I.connectToIRCServer x) servers
+    -- I.connectToIRCServer servers
+    mainLoop
+    print "its over"

example.json

@@ -0,0 +1,22 @@
+{
+  "servers": [
+    {
+      "server": "irc.freenode.net",
+      "port": 6697,
+      "ssl": true,
+      "nickname": "hBotTest1",
+      "channels": [
+        "#123123123123_test_channel"
+      ]
+    },
+    {
+      "server": "irc.freenode.net",
+      "port": 6697,
+      "ssl": true,
+      "nickname": "hBotTest",
+      "channels": [
+        "#123123123123_test_channel1"
+      ]
+    }
+  ]
+}

haskell-basic-irc-bot.cabal

@@ -0,0 +1,88 @@
+cabal-version: 1.12
+
+-- This file has been generated from package.yaml by hpack version 0.31.2.
+--
+-- see: https://github.com/sol/hpack
+--
+-- hash: 73007a389ec8f6641f20fee7630b2329226a4677d5a1c4a2dfe3c7fcb973f5ad
+
+name:           haskell-basic-irc-bot
+version:        0.1.0.0
+description:    Please see the README on GitHub at <https://github.com/githubuser/haskell-basic-irc-bot#readme>
+homepage:       https://github.com/githubuser/haskell-basic-irc-bot#readme
+bug-reports:    https://github.com/githubuser/haskell-basic-irc-bot/issues
+author:         Author name here
+maintainer:     example@example.com
+copyright:      2019 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-basic-irc-bot
+
+library
+  exposed-modules:
+     IrcBot.BotNetwork
+     , IrcBot.BotNetworkCommands
+     , IrcBot.JsonConfigDecoder
+     , IrcBot.BotActions
+     , IrcBot.MessageParser
+     , IrcBot.RemoteUploader
+     , IrcBot.IrcBot
+     , IrcBot.RandomFileFinder
+     , IrcBot.BotCustomCommands
+  other-modules:
+      Paths_haskell_basic_irc_bot
+  hs-source-dirs:
+      src
+  build-depends:
+      base >=4.7 && <5
+      , network
+      , bytestring
+      , text
+      , process
+      , directory
+      , random
+      , connection
+      , json
+      , aeson
+      , MissingH
+  default-language: Haskell2010
+
+executable haskell-basic-irc-bot-exe
+  main-is: Main.hs
+  other-modules:
+      Paths_haskell_basic_irc_bot
+  hs-source-dirs:
+      app
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      base >=4.7 && <5
+    , haskell-basic-irc-bot
+    , network
+    , bytestring
+    , text
+    , process
+    , random
+    , connection
+    , json
+    , aeson
+  default-language: Haskell2010
+
+test-suite haskell-basic-irc-bot-test
+  type: exitcode-stdio-1.0
+  main-is: Spec.hs
+  other-modules:
+      Paths_haskell_basic_irc_bot
+  hs-source-dirs:
+      test
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      base >=4.7 && <5
+    , haskell-basic-irc-bot
+  default-language: Haskell2010

package.yaml

@@ -0,0 +1,48 @@
+name:                haskell-basic-irc-bot
+version:             0.1.0.0
+github:              "githubuser/haskell-basic-irc-bot"
+license:             BSD3
+author:              "Author name here"
+maintainer:          "example@example.com"
+copyright:           "2019 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-basic-irc-bot#readme>
+
+dependencies:
+- base >= 4.7 && < 5
+
+library:
+  source-dirs: src
+
+executables:
+  haskell-basic-irc-bot-exe:
+    main:                Main.hs
+    source-dirs:         app
+    ghc-options:
+    - -threaded
+    - -rtsopts
+    - -with-rtsopts=-N
+    dependencies:
+    - haskell-basic-irc-bot
+
+tests:
+  haskell-basic-irc-bot-test:
+    main:                Spec.hs
+    source-dirs:         test
+    ghc-options:
+    - -threaded
+    - -rtsopts
+    - -with-rtsopts=-N
+    dependencies:
+    - haskell-basic-irc-bot

src/IrcBot/BotActions.hs

@@ -0,0 +1,63 @@
+{-# LANGUAGE MultiWayIf #-}
+
+module IrcBot.BotActions where
+
+
+import Network.Connection
+import Network.Socket hiding (send, sendTo, recv, recvFrom)
+import qualified Data.ByteString.Char8 as C
+import IrcBot.BotNetwork
+import IrcBot.BotNetworkCommands
+import IrcBot.MessageParser
+import IrcBot.BotCustomCommands
+
+messageParse:: Connection -> C.ByteString -> IO()
+
+
+-- its kind of interface for actionFunctions
+callActionFunction :: (IServerResponse -> IO()) -> IServerResponse -> IO ()
+callActionFunction myFunc parameter1 = myFunc parameter1
+
+
+messageParse sock stringData =
+    do
+        let unpackedByteString = C.unpack stringData
+        let debugData = "READ DATA FROM SOCKET: " ++ unpackedByteString
+        let userNick = parseNick unpackedByteString
+        let channelName = parseChannelName unpackedByteString
+        let messageText = parseMessageText unpackedByteString
+        let newServerResponse = IServerResponse {
+            readDataString = unpackedByteString,
+            readDataByteString = stringData,
+            sock = sock,
+            channelName = channelName,
+            nick = userNick,
+            messageText = messageText
+         }
+        mapM (\x -> callActionFunction (x) newServerResponse) (methods myMethodList)
+        let d = "PARSE PURSE MESASGE: " ++ messageText
+        print d
+        print debugData
+     --   if | hasStringExist "PING " stringData ->  pong sock unpackedByteString
+     --      | hasStringExist ".sup" stringData -> sendMessage sock channelName ("sup " ++ userNick)
+     --      | hasStringExist " KICK #" stringData -> joinChannel sock channelName >> {-- auto connect in case of kick --} sendMessage sock channelName "fuck you"
+     --      | hasStringExist ".random" stringData ->  basicRandomImplementation unpackedByteString >>= \commandOutput -> sendMessage sock channelName commandOutput
+     --      | hasStringExist ".quit" stringData -> quitFromServer sock channelName
+     --      | hasStringExist ".leave" stringData -> disconnectFromChannel sock channelName
+     --      | otherwise -> print "NO CONDITION FOUND TO PARSE"
+
+connectToServer :: String -> PortNumber -> Bool -> IO Connection
+connectToServer server port ssl = do
+                    open server port ssl
+                    
+connectionLoop ::  Connection -> IO Connection
+connectionLoop sock = 
+            do
+            stringData <- readFromSocket sock
+            messageParse sock stringData
+            case stringData == C.empty of
+              False -> do
+                      connectionLoop sock
+              True -> do
+                      return sock
+

src/IrcBot/BotCustomCommands.hs

@@ -0,0 +1,72 @@
+{-# LANGUAGE MultiWayIf #-}
+
+module IrcBot.BotCustomCommands where
+
+import Network.Connection
+import qualified Data.ByteString.Char8 as C
+import IrcBot.BotNetwork
+import IrcBot.BotNetworkCommands
+import IrcBot.MessageParser
+
+data IServerResponse = IServerResponse 
+   {
+      readDataString :: String,
+      readDataByteString :: C.ByteString,
+      sock :: Connection,
+      channelName :: String,
+      nick :: String,
+      messageText :: String
+   }
+
+data MethodList  = MethodList { methods :: [IServerResponse -> IO()]}
+
+
+
+hasStringExist:: String -> C.ByteString -> Bool
+hasStringExist search source = 
+    do
+        let byteStringSearch = C.pack search
+        C.isInfixOf byteStringSearch source
+
+
+
+basicEcho :: IServerResponse -> IO ()
+basicEcho serverResponse  = do
+      if | hasStringExist ".echo" (readDataByteString serverResponse) -> sendMessage (sock serverResponse) (channelName serverResponse) "EXAMPLE MESSAGE" 
+         | otherwise -> print "NO CONDITION FOUND TO PARSE"
+
+
+ping :: IServerResponse -> IO ()
+ping serverResponse  = do
+      if | hasStringExist "PING " (readDataByteString serverResponse) ->  pong (sock serverResponse) (readDataString serverResponse)
+         | otherwise -> print "NO CONDITION FOUND TO PARSE"
+
+
+
+autoconnect :: IServerResponse -> IO ()
+autoconnect serverResponse  = do
+      if | hasStringExist " KICK #" (readDataByteString serverResponse) -> joinChannel (sock serverResponse) (channelName serverResponse) >> {-- auto connect in case of kick --} sendMessage (sock serverResponse) (channelName serverResponse) "automated rejoin, if you want me to leave use .leave"
+         | otherwise -> print "NO CONDITION FOUND TO PARSE"
+
+
+randomImage :: IServerResponse -> IO ()
+randomImage serverResponse  = do
+      if | hasStringExist ".random" (readDataByteString serverResponse) ->  basicRandomImplementation (readDataString serverResponse) >>= \commandOutput -> sendMessage (sock serverResponse) (channelName serverResponse) commandOutput
+         | otherwise -> print "NO CONDITION FOUND TO PARSE"
+
+
+quit :: IServerResponse -> IO ()
+quit serverResponse  = do
+      if | hasStringExist ".quit" (readDataByteString serverResponse) -> quitFromServer (sock serverResponse) (channelName serverResponse)
+         | otherwise -> print "NO CONDITION FOUND TO PARSE"
+
+
+
+leave :: IServerResponse -> IO ()
+leave serverResponse  = do
+      if | hasStringExist ".leave" (readDataByteString serverResponse) -> disconnectFromChannel (sock serverResponse) (channelName serverResponse)
+         | otherwise -> print "NO CONDITION FOUND TO PARSE"
+
+
+
+myMethodList = MethodList {methods = [basicEcho, ping, autoconnect, randomImage, quit, leave] }    

src/IrcBot/BotNetwork.hs

@@ -0,0 +1,49 @@
+{-# LANGUAGE MultiWayIf #-}
+
+module IrcBot.BotNetwork where
+
+import Network.Socket hiding (send, sendTo, recv, recvFrom)
+import Network.Socket.ByteString (recv, sendAll)
+import qualified Data.ByteString.Char8 as C
+import Network.Connection
+
+readFromSocket:: Connection -> IO C.ByteString
+writeToSocket:: Connection -> String -> IO()
+
+
+writeToSocket sock stringData = 
+    do
+        let socketString = stringData ++ "\n"
+        let byteStringDataConverter = C.pack socketString
+        connectionPut sock byteStringDataConverter
+        print "SENT DATA IS: "
+        print byteStringDataConverter
+
+readFromSocket sock = 
+      do
+          msg <- connectionGet sock 1024
+          case msg == C.empty of
+            False -> do
+                    return msg
+            True -> do
+                    return C.empty        
+
+
+open:: String -> PortNumber -> Bool -> IO Connection
+
+open server port ssl = do
+    ctx <- initConnectionContext
+     -- sock <- socket (addrFamily addr) (addrSocketType addr) (addrProtocol addr)
+    print "CONNECTING"
+    ctx <- initConnectionContext
+    con <- connectTo ctx $ ConnectionParams
+                              { connectionHostname  = server
+                              , connectionPort      = port
+                              , connectionUseSecure = case ssl of 
+                                                              True -> Just $ Network.Connection.TLSSettingsSimple False False True
+                                                              False -> Nothing
+                              , connectionUseSocks  = Nothing
+                              }
+    print "CONNECTED"
+    return con
+

src/IrcBot/BotNetworkCommands.hs

@@ -0,0 +1,59 @@
+module IrcBot.BotNetworkCommands where
+
+import IrcBot.BotNetwork (writeToSocket)
+import Network.Socket hiding (send, sendTo, recv, recvFrom)
+import Network.Connection
+import Data.List.Utils (replace)
+
+sendMessage :: Connection -> String -> String -> IO ()
+
+sendMessage  sock targetChannel stringData = 
+    do
+        let combiendStringData = "PRIVMSG " ++ targetChannel ++ " :" ++ stringData
+        writeToSocket sock combiendStringData
+
+
+
+quitFromServer :: Connection -> String -> IO ()
+
+quitFromServer sock targetChannel =
+    do
+        writeToSocket sock "QUIT"
+
+disconnectFromChannel :: Connection -> String -> IO ()
+
+disconnectFromChannel sock targetChannel =
+    do
+        writeToSocket sock ("PART " ++ targetChannel)
+
+
+
+initBotName :: Connection -> String -> IO ()
+
+initBotName sock botName = 
+    do
+        let dataString = "USER "++ botName ++" "++ botName ++" "++ botName ++" :learning purpose bot"
+        writeToSocket sock dataString
+    
+
+initBotNick :: Connection -> String -> IO () 
+
+initBotNick sock botNick =
+    do    
+        let nick = "NICK " ++ botNick
+        writeToSocket sock nick
+    
+
+joinChannel :: Connection -> String -> IO ()
+
+joinChannel sock channelName =
+        do
+            let combinedString = "JOIN " ++ channelName
+            writeToSocket sock combinedString
+
+
+pong :: Connection -> String -> IO ()
+
+pong sock receivedStringData = do
+    let replacedText = replace "PING" "PONG" receivedStringData
+    writeToSocket sock replacedText            

src/IrcBot/IrcBot.hs

@@ -0,0 +1,45 @@
+{-# LANGUAGE MultiParamTypeClasses #-}
+
+module IrcBot.IrcBot where
+
+import Network.Socket 
+import IrcBot.BotNetworkCommands
+import IrcBot.BotActions
+import IrcBot.BotNetwork
+import Network.Connection
+import qualified Control.Concurrent as T
+import qualified Data.ByteString.Char8 as C
+
+data IServerAddress = IServerAddress
+    { 
+      server :: String ,
+      port :: Int, 
+      ssl :: Bool,
+      nickname :: String,
+      channels :: [String]
+    } deriving (Show)
+
+data IOptions = IOptions
+   {
+      servers :: [Maybe IServerAddress]
+   } deriving (Show)
+
+
+
+
+connectToIRCServer ::  Maybe IServerAddress -> IO ()
+connectToIRCServer (Just serverAddress) = do  
+                                      newSock <- connectToServer (server serverAddress) (fromIntegral (port serverAddress)) (ssl serverAddress)    
+                                      print "[connected to server]"
+                                      initBotName newSock (nickname serverAddress) 
+                                      initBotNick newSock (nickname serverAddress) 
+                                      let channelsToJoin = channels serverAddress
+                                      mapM (\x -> joinChannel newSock x) channelsToJoin
+                                      connectionLoop newSock
+                                      print "sleeping 15 sec for reconnect"
+                                      -- 1000000 is 1 second
+                                      T.threadDelay (1000000 * 15)
+                                      print "reconnecting sequence initializing"
+                                       -- this is a recursive function and its maintaining own connectivity
+                                       -- how deep can i call this function? or just compiler optimizes for me? no idea
+                                      connectToIRCServer (Just serverAddress)

src/IrcBot/JsonConfigDecoder.hs

@@ -0,0 +1,35 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module IrcBot.JsonConfigDecoder where
+
+import Data.Aeson
+import Network.Socket
+import IrcBot.IrcBot
+import qualified Data.ByteString.Lazy as C
+
+
+instance FromJSON IServerAddress where
+   parseJSON = withObject "IServerAddress" $ \o -> do
+    server_     <- o .: "server"
+    port_     <- o .: "port"
+    ssl_      <- o .: "ssl"
+    nickname_ <- o .: "nickname"
+    channels_  <- o .: "channels"
+    return $ IServerAddress server_ port_ ssl_ nickname_ channels_
+
+
+instance FromJSON IOptions where
+   parseJSON = withObject "IOptions" $ \o -> do
+    servers_ <- o .: "servers"
+    return $ IOptions servers_
+
+
+--readConfigFile :: Maybe IServerAddress
+--readConfigFile = C.readFile  ".connection.json" >>= \output -> decode output :: Maybe IServerAddress
+            
+
+
+
+
+
+

src/IrcBot/MessageParser.hs

@@ -0,0 +1,51 @@
+{-# LANGUAGE OverloadedStrings #-}
+module IrcBot.MessageParser where
+
+import Data.List
+import Data.Maybe
+import IrcBot.RandomFileFinder
+import IrcBot.RemoteUploader
+
+getNthElementFromString :: String -> Int -> Char
+getNthElementFromString stringData step = stringData !! step
+
+
+                                                   
+
+slice :: Int -> Int  -> String -> String
+slice start end = take (end-start-1) . drop (start+1)
+
+
+
+-- :YOUR_NICK!~YOUR_NICK@YOUR_IP PRIVMSG #91623_my_test_channel
+
+parseNick :: String -> String
+
+parseNick dataString = 
+        do
+        let  startIndex = elemIndex ':' dataString
+        let  endIndex = elemIndex '!' dataString
+        slice (fromJust startIndex) (fromJust endIndex) dataString
+
+parseChannelName :: String -> String
+
+parseChannelName dataString = 
+        do
+        let  startIndex = elemIndex '#' dataString
+        let dropppedString = drop (fromJust startIndex) dataString
+        let endIndex = elemIndex ' ' dropppedString
+        take (fromJust endIndex) dropppedString
+
+
+
+parseMessageText :: String -> String
+parseMessageText dataString =
+            do
+            (drop 1 (unwords (drop 3 (words dataString))))
+
+
+
+
+basicRandomImplementation :: String -> IO String
+
+basicRandomImplementation basicInput = getRandomFile "maidos" >>= \randomFileName -> uploadLocalFile randomFileName

src/IrcBot/RandomFileFinder.hs

@@ -0,0 +1,18 @@
+module IrcBot.RandomFileFinder where
+
+import System.Directory
+import System.Random
+
+
+
+getRandomFile :: String -> IO String
+
+
+getRandomFile directoryName =
+            do
+            let fullDirectoryName =  "./.warehouse/" ++ directoryName
+            directoryItems <- getDirectoryContents fullDirectoryName
+            result <-  return (length directoryItems) >>= \count -> randomRIO(4,count) :: IO Int
+            let fileName = directoryItems !! result
+            let newFileName = ".warehouse/" ++ directoryName ++ "/" ++ fileName
+            return newFileName

src/IrcBot/RemoteUploader.hs

@@ -0,0 +1,14 @@
+module IrcBot.RemoteUploader where
+
+
+import System.Process
+
+
+uploadLocalFile:: String -> IO String
+
+uploadLocalFile filePath =
+                        do
+                        let command = "curl"
+                        let params = "file=@"++ filePath
+                        readProcess command ["-F",params,"0x0.st"] ""
+

stack.yaml

@@ -0,0 +1,64 @@
+# 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: lts-13.28
+
+# 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
+# - location:
+#    git: https://github.com/commercialhaskell/stack.git
+#    commit: e7b331f14bcffb8367cd58fbfc8b40ec7642100a
+# - location: https://github.com/commercialhaskell/stack/commit/e7b331f14bcffb8367cd58fbfc8b40ec7642100a
+#  subdirs:
+#  - auto-update
+#  - wai
+packages:
+- .
+# Dependency packages to be pulled from upstream that are not in the resolver
+# using the same syntax as the packages field.
+# (e.g., acme-missiles-0.3)
+# 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: ">=1.9"
+#
+# 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

stack.yaml.lock

@@ -0,0 +1,12 @@
+# 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: 500539
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/13/28.yaml
+    sha256: cdde1bfb38fdee21c6acb73d506e78f7e12e0a73892adbbbe56374ebef4d3adf
+  original: lts-13.28

test/Spec.hs

@@ -0,0 +1,2 @@
+main :: IO ()
+main = putStrLn "Test suite not yet implemented"