haskell-brainfuck

BrainFuck interpreter

Latest on Hackage:0.1.0.1

This package is not currently in any snapshots. If you're interested in using it, we recommend adding it to Stackage Nightly. Doing so will make builds more reliable, and allow stackage.org to host generated Haddocks.

MIT licensed and maintained by Sebastian Galkin

haskell-brainfuck

Interpreter for the brainfuck programming language

Build Status

haskel-brainfuck is distributed as a library, but it also includes an executable to run brainfuck programs. You can find haskell-brainfuck in Hackage

Usage

Library

import HaskBF.Eval
import qualified Data.ByteString.Lazy as BS
import Control.Monad.State

main = do
  -- The following will evaluate the file using stdin and stdout for I/O.
  -- Evaluation results in an EvalResult

  file <- BS.readFile "/path/to/file.bf"
  (EvalSuccess _) <- evalBS defaultIOMachine file
  print "ok"


  -- The following will evaluate the file using the State monad and input
  -- provided by input

  let input  = []
      output = []
      result = execState (evalStr simulatorMachine "+.>-.") (SimState input output)
  print $ simStateOutput result == [1, -1]

Executable

brainfuck fib.bf

Tests

You can run the test suite with

cabal test

Documentation

http://paraseba.github.io/haskell-brainfuck/

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