def parse_file(self):
from lexer import lexer, token
from parser import parser
from utils import function, debug_msg
filename = self.filename
entry = global_tbl_entry()
print "parser: Lexing on file:", self.filename
body = file(self.filename, 'rt').read()
print 'parser: rORIGINAL:', repr(body)
print
print
print 'parser: -------------TOKENS:------------------'
lexer = lexer(body)
parser = parser()
func_name = None
curly_brace = 0
small_brace = 0
args = ""
for token in lexer:
#first find a function name store id and lookahead if brace move to state
print "parser: parsing token: ", token.get_value()," of type: ", token.get_type()
if parser.get_state() == "Begin":
print "parser: parser state Begin"
if token.get_type() == "Id":
parser.set_state("FuncName")
func_name = token.get_value()
elif parser.get_state() == "FuncName":
type(token.get_value())
type(token.get_type())
if token.get_value() == "(":
parser.set_state("FuncArgs")
elif token.get_type() == "Id":
parser.set_state("FuncName")
func_name = token.get_value()
else:
parser.set_state("Begin")
elif parser.get_state() == "FuncArgs":
if token.get_value() == ")":
parser.set_state("FuncBody")
elif token.get_value() == ",":
print "parser: Comma"
elif token.get_type() == "Id":
args+=token.get_value()
else:
print "parser: found: ", token.get_value()," while parser in state Args"
#reset parser
parser.set_state("Begin")
elif parser.get_state() == "FuncBody":
if token.get_value() == "{":
#confirmed function update everything
parser.set_state("Function")
aFunction = function()
aFunction.set_name(func_name)
aFunction.set_args(args);
print "parser: ***********Found a function by name : ", func_name, " **************************"
curly_brace += 1
#insert function
elif token.get_type() == "Id":
parser.set_state("FuncName")
func_name = token.get_value()
else:
parser.set_state("Begin")
elif parser.get_state() == "Function":
if token.get_value() == "}":
curly_brace -= 1
if curly_brace == 0:
print "parser: ********* Finished function: ",func_name ,"******************"
#function ends update everything
parser.set_state("Begin")
#close messages for this func
elif token.get_value() == "{":
curly_brace += 1
elif token.get_type() == "Debug":
parser.set_state("Debug")
dbg_msg = debug_msg()
print "MAcro Name ===================================================",token.get_value()
dbg_msg.set_macro_name(token.get_value())
elif token.get_type() == "Entry/Exit":
parser.set_state("DebugEntry/Exit")
dbg_msg = debug_msg()
print "MAcro Name ==================================================",token.get_value()
dbg_msg.set_macro_name(token.get_value())
elif parser.get_state() == "Debug":
if token.get_value() == "(":
if small_brace == 0:
parser.set_state("DbgMsg")
small_brace += 1
elif parser.get_state() == "DbgMsg":
if token.get_type() == "Quotes":
dbg_msg.set_message(token.get_value())
elif token.get_value() == ")":
small_brace -= 1
if small_brace == 0:
print "parser: **** Finished one Debug message***** "
insert_in_tbl(entry, dbg_msg, aFunction);
parser.set_state("Function")
else:
parser.set_state("DbgMsgArgs")
elif parser.get_state() == "DbgMsgArgs":
if token.get_value() == ")":
small_brace -= 1
if small_brace == 0:
print "parser: **** Finished one Debug message***** "
insert_in_tbl(entry, dbg_msg,aFunction);
parser.set_state("Function")
if token.get_value() == "(":
small_brace += 1
if token.get_type() in ["Id","Quotes"]:
dbg_msg.append_args(token.get_value())
print "parser: ======TESTING: Token value: ",token.get_value()
print "parser: ======TESTING: Token type: ",token.get_type()
print "parser: ***********all tables ***********************"
print
print "parser: -----------Rest-------------------"
for val in entry.rest_in_list:
print "parser: Function: ", val.get_function().get_func_name(), " Message: ", val.get_dbg_msg().get_message()," Debug Args: ", val.get_dbg_msg().get_args()
print
print "parser: ----------cmplt_msg_tbl--------------------"
for hash_key in entry.cmplt_msg_tbl.keys():
val = entry.cmplt_msg_tbl[hash_key]
print "parser: Function: ", val.get_function().get_func_name(), " Message: ", val.get_dbg_msg().get_message()," Debug Args: ", val.get_dbg_msg().get_args()
print
print "parser: ----------partial_msg_tbl--------------------"
for hash_key in entry.partial_msg_tbl.keys():
print hash_key
val = entry.partial_msg_tbl[hash_key]
print "parser: Function: ", val.get_function().get_func_name(), " Message: ", val.get_dbg_msg().get_message()," Debug Args: ", val.get_dbg_msg().get_args()
return entry
# Making shelx work for c # # @author # nandan # # Creation Date : # # History # Modify information # ###################################################################### """ from lexer import lexer, token import sys if len(sys.argv) != 2: print 'Please specify one filename on the command line.' sys.exit(1) filename = sys.argv[1] print "Lexing on file:", filename body = file(filename, 'rt').read() print 'ORIGINAL:', repr(body) print print print '-------------TOKENS:------------------' lexer = lexer(body) for token in lexer: print "======TESTING: Token value: ",token.get_value() print "======TESTING: Token type: ",token.get_type()
