#!/bin/bash

program=${1}
command=${2}
if [[ "x${program}" == "x" ]]; then
	usage "${0} <program>.mn [lex|parse|run]"
	exit 1
fi
if [[ "x${command}" == "x" ]]; then
	command="run"
fi

if [[ "${command}" == "lex" ]]; then
	./lexer.py ${program} | jq . > ${program}.tokens && cat ${program}.tokens
	rm ${program}.tokens
	exit 0
fi
if [[ "${command}" == "parse" ]]; then
	./lexer.py ${program} | jq . > ${program}.tokens && ./parser.py ${program}.tokens  | jq . > ${program}.ast && cat ${program}.ast
	rm ${program}.tokens ${program}.ast
	exit 0
fi
if [[ "${command}" == "run" ]]; then
	./lexer.py ${program} | jq . > ${program}.tokens && ./parser.py ${program}.tokens  | jq . > ${program}.ast && ./interpreter.py ${program}.ast
	rm ${program}.tokens ${program}.ast
	exit 0
fi
usage "${0} <program>.mn [lex|parse|run]"
exit 1