Mercurial > repo

view interps/rhotor/Main.hs @ 7850:ed98f2c14d01

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
<hppavilion[1]> mkx bin/culprits2//GOAT=`shuf -n1 share/scapegoats`; hg log --removed -- "$1" | grep summary: | sed "s/hppavilion\\[1\\]/$GOAT/g" | sed "s/ +/ /g" | sed "s/^ //" | awk \'{print substr($2,2,length($2)-2)}\'| sed "s/.$/\\x0F&/" | xargs
author HackBot
date Fri, 06 May 2016 03:18:20 +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"