def basic_type(token):
if (
token[0] == "int"
or token[0] == "char"
or token[0] == "boolean"
or tokanizer.token_type(token[0]) == "identifier"
):
return token[0]
def var_dec(token):
# Variable Declaration Method,Grammer: 'var' type varName (',' varName)* ';'
print "<varDec>"
print_token(token[0], token[1])
token = tokanizer.next_token()
if token[0] == basic_type(token) or tokanizer.token_type(token[0]) == "identifier":
print_token(token[0], token[1])
token = tokanizer.next_token()
var_dec_token_type(token)
token = tokanizer.next_token()
while token[0] != ";":
if token[0] == ",":
print_token(token[0], token[1])
token = tokanizer.next_token()
var_dec_token_type(token)
token = tokanizer.next_token()
if token[0] == ";":
print_token(token[0], token[1])
print "</varDec>"
return token
