if os.path.isdir(inputVMFilePath):
fileNames = filter(lambda f: f.endswith('.vm'),
os.listdir(inputVMFilePath))
# Make sure that 'Sys.vm' is first in the list
if fileNames.count('Sys.vm'):
fileNames.remove('Sys.vm')
fileNames.insert(0, 'Sys.vm')
# Make file relative paths from file names
filePaths = [os.path.join(inputVMFilePath, fileName) for fileName in fileNames]
# Calculate output file path
outputFileName = os.path.basename(os.path.normpath(inputVMFilePath)) + '.asm'
outputFilePath = os.path.join(inputVMFilePath, outputFileName)
else:
# This is the only file path to translate
filePaths = [inputVMFilePath]
# Calculate the output file
outputDirectory = os.path.dirname(inputVMFilePath)
outputFileName = os.path.basename(inputVMFilePath).split('.vm')[0] + '.asm'
outputFilePath = os.path.join(outputDirectory, outputFileName)
# Write commands to output file
with open(outputFilePath, 'w') as outputStream:
for vmFilePath in filePaths:
VMCommandsToHack.writeHackCommandsToFile(outputStream,
vmFilePath,
Parser.parseVirtualCommands(vmFilePath))
import Parser
import VMCommandsToHack
import sys
import argparse
if len(sys.argv) == 1:
print "Please enter a file name"
sys.exit()
inputVMFilePath = sys.argv[1]
outputHackFilePath = inputVMFilePath.replace(".vm", ".asm") #store asm file to the same location
VMCommandsToHack.writeHackCommandsToFile(outputHackFilePath, Parser.parseVirtualCommands(inputVMFilePath))
