Readme for nemesis-2009.6.13.1
Nemesis: a rake like task management tool for haskell
Demo
import System.Nemesis.DSL (clean)
nemesis = do
clean
[ "**/*.hi"
, "**/*.o"
, "manifest"
]
task "dist" $ do
sh "cabal clean"
sh "cabal configure"
sh "cabal sdist"
task "i" (sh "ghci -isrc src/System/Nemesis.hs")
task "manifest" $ do
sh "find . | grep 'hs$' > manifest"
Tutorial
Install
cabal update; cabal install nemesis
DSL
Put the following code into a file named Nemesis
nemesis = do
-- desc is optional, it gives some description to the following task
desc "learn Haskell"
-- syntax: task "keyword: dependencies" io-action
task "learn-haskell: learn-fp" (putStrLn "Haskell is awesome!")
desc "learn Functional Programming"
task "learn-fp: learn-lisp" $ do
sh "echo 'into FP'"
desc "learn LISP"
task "learn-lisp" $ do
sh "echo 'LISP is cool!'"
run nemesis
It will generate a bin nem
inside your current folder.
Run
run ./nem
learn-fp: learn Functional Programming
learn-haskell: learn Haskell
learn-lisp: learn LISP
run ./nem learn-haskell
LISP is cool!
into FP
Haskell is awesome!
Advance usage
Use LANGUAGE
Use a separator below language extensions, e.g.
{-# LANGUAGE QuasiQuotes #-}
-- Nem
nemesis = do
task "i" (sh "ghci -isrc src/System/Nemesis.hs")
currently the separator -- Nem
is hard coded
Build it yourself
Example:
module Main where
import System.Nemesis (run)
import System.Nemesis.DSL (desc, task, sh)
nemesis = do
task "i" (sh "ghci -isrc src/System/Nemesis.hs")
main = run nemesis