def CompileClass(classname,outputFile):
global pos
global fpw
pos = 0
tokens = JackTokenizer.tokens_all(classname) # get tokens of inputfile(a class file)
fpw = open(outputFile,'w')
fpw.write('<class>\n')
fpw.write('<keyword>'+tokens[pos]+'</keyword>\n') #class
pos += 1
fpw.write('<identifier>'+tokens[pos]+'</identifier>\n') # classname
pos += 1
fpw.write('<symbol>'+tokens[pos]+'</symbol>\n') #'{'
pos += 1
while (tokens[pos] in ['field','static'] ): # classVarDec
fpw.write('<ClassVarDec>\n')
CompileClassVarDec(tokens,pos)
fpw.write('</ClassVarDec>\n')
while (tokens[pos] in ['constructor','function','method']): # subroutineDec
fpw.write('<SubroutineDec>\n')
CompileSubroutine(tokens,pos)
fpw.write('</SubroutineDec>\n')
pos += 1
fpw.write('<symbol>'+tokens[pos]+'</symbol>\n') #'}'
fpw.write('</class>\n')
fpw.close()
def CompileClass(classname,outputFile):
global pos,fpw,className
outputFilename = classname[:classname.rfind('.')]+'.vm' # set output file name
fpw = open(outputFilename,'w')
pos = 0 # initialize to 0 at beginning each file
tokens = JackTokenizer.tokens_all(classname) # get tokens of inputfile(a class file)
SymbolTable.Constructor() # prepare to build up symbol tables
className = classname[:classname.find('.')] # get className
pos += 1
pos += 1 # arrive '{'
pos += 1 # begin class
while (tokens[pos] in ['field','static'] ): # classVarDec
CompileClassVarDec(tokens)
while (tokens[pos] in ['constructor','function','method']): # subroutineDec
CompileSubroutine(tokens)
# end of compilatione, close output file writer
fpw.close()
