Mercurial > repo
view interps/rhotor/Main.hs @ 3911:8c112ffd5765
<kmc> addquote zzo38 [~zzo38@24-207-49-17.eastlink.ca] has quit [Quit: I need the stats for the small leech, not the big one. So, if you write it on here while I am gone then when I return I will check.]
author | HackBot |
---|---|
date | Tue, 15 Oct 2013 22:19:50 +0000 |
parents | 859f9b4339e6 |
children |
line wrap: on
line source
module Main () where import System.IO import System.Environment import System.Exit import Misc import Parser import Evaluator main :: IO () main = (hSetBuffering stdout NoBuffering) >> getArgs >>= \args -> if length args /= 1 then usage else readFile (head args) `catch` (\ _ -> putStr "Error: Couldn't open source file.\n" >> exitWith (ExitFailure 1)) >>= \source -> interact (run source) run :: String -> String -> String run source input = nodeTreeToString (evaluate (apply (parse source) (stringToNodeTree input))) usage :: IO () usage = putStr "Usage: rhotorhi sourcecode.rho\n"