complack

#!/bin/python

from constants import *
import settings as s
import subroutines as subroutine
from handleFunctions import *
import sys

if __name__ == "__main__":
    try:
        file = open(sys.argv[1])
        code = file.read()
        code = code.splitlines()
    except:
        print("Usage:")
        print("python", sys.argv[0], "complack.sse")
        exit(1)

    s.init()
    code = s.cleanCode(code)
    s.mapCode(code)
    if s.debug == True:
        for i in range(0, len(code)):
            print(i, code[i])
        print()

    while s.point < len(code): 
        l = code[s.point].strip()
        line = l.split()
        ins = line[0]
        if s.debug == True:
            print("Instruction:", l)
            print("Pointer:", s.point)
            print("Stack:", s.stack)
        try:
            if l[0] == commentary:
                s.point += 1
            elif ins == iInput:
                handleInput(line[1])
            elif ins == iOutput:
                handleOutput(line[1], line[2])
            elif ins == iPush:
                handleStackPush(line[1])
            elif ins == iPop:
                handleStackPop(line[1])
            elif ins == iIncrease:
                handleIncrease(line)
            elif ins == iDecrease:
                handleDecrease(line)
            elif ins == iSet:
                handleSet(line)
            elif ins == iPrintStack:
                handlePrintStack(line[1])
            elif ins == iGoto:
                handleGoto(line[1])
            elif ins == iSwitchStack:
                handleStackSwitch(line[1])


            # Conditional branching
            elif ins == cEqual:
                handleIf(line, cEqual)
            elif ins == cNotEqual:
                handleIf(line, cNotEqual)
            elif ins == cBigger:
                handleIf(line, cBigger)
            elif ins == cSmaller:
                handleIf(line, cSmaller)
           
            # Subroutines
            elif ins == iGoSub:
                subroutine.handleSubroutine(line[1])
            elif ins == subInit:
                subroutine.handleInitSubroutine(code)
            elif ins == subEnd:
                subroutine.handleEndSubroutine()

            elif ins == iExit:
                s.point = len(code)
            elif ins == label:
                s.point += 1  
            else:
                print("Instruction", ins, "not found", "at line", s.point)
                exit(1)
        except IndexError:
           print("Incorrect use of instruction", ins , "at line", s.point)
           exit(1)