def insereVar(cod, toke, eh_token, tipo):
#global TABELA_SIMBOLOS
tok = token()
tok.cod = cod
tok.token = toke
tok.eh_token = eh_token
tok.linha = GL.CONT_LINHA
tok.tipo = tipo
GL.TABELA_SIMBOLOS.append(tok)
def identify(self):
s = ''
totals = list()
ID = 0
INT = 0
FLOAT = 0
CHAR = 0
OPPLUS = 0
OPTIMES = 0
OPASSIGN = 0
OPREL = 0
OPLOG = 0
LEFTPAR = 0
RIGHTPAR = 0
LEFTBRA = 0
RIGHTBRA = 0
DELIM = 0
for i in self.tokens:
if i == '+' or i == '-':
s = s + i + ' : Operador Suma\n'
self.aTokens.append(token('OPPLUS', i))
OPPLUS = OPPLUS + 1
elif i.upper == 'PRINT':
s = s + i + ' : Identificador\n'
self.aTokens.append(token('PRINT', i))
ID = ID + 1
elif i == '*' or i == '/':
s = s + i + ' : Operador Multiplicacion\n'
self.aTokens.append(token('OPTIMES', i))
OPTIMES = OPTIMES + 1
elif i == '>' or i == '<' or i == '<=' or i == '>=':
s = s + i + ' : Operador Relacional\n'
self.aTokens.append(token('OPREL', i))
OPREL = OPREL + 1
elif i == '!':
s = s + i + ' : Operador Logico\n'
self.aTokens.append(token('OPLOG', i))
OPLOG = OPLOG + 1
elif i == '{' or i == '}':
s = s + i + ' : Llave\n'
if i == '{':
LEFTBRA = LEFTBRA + 1
self.aTokens.append(token('LEFTBRA', i))
else:
RIGHTBRA = RIGHTBRA + 1
self.aTokens.append(token('RIGHTBRA', i))
elif i == '(' or i == ')':
s = s + i + ' : Parentesis\n'
if i == '(':
LEFTPAR = LEFTPAR + 1
self.aTokens.append(token('LEFTPAR', i))
else:
RIGHTPAR = RIGHTPAR + 1
self.aTokens.append(token('RIGHTPAR', i))
elif i == '=':
s = s + i + ' : Operador de Asignacion\n'
self.aTokens.append(token('OPASSIGN', i))
OPASSIGN = OPASSIGN + 1
elif i == ';' or i == ',':
s = s + i + ' : Delimitador\n'
self.aTokens.append(token('DELIM', i))
DELIM = DELIM + 1
else:
state = 0
for j in i:
if state == 0:
if match('[a-zA-Z_]', j):
state = 1
elif match('[0-9]', j):
state = 2
elif j == '=':
state = 4
elif j == '!':
state = 5
elif j == '&':
state = 6
elif j == '|':
state = 7
elif j == '\"':
state = 12
else:
state = -1
elif state == 1:
if match('[a-zA-Z0-9_]', j):
state = 1
else:
state = -1
elif state == 2:
if match('[0-9]', j):
state = 2
elif j == '.':
state = 3
else:
state = -1
elif state == 3:
if match('[0-9]', j):
state = 3
else:
state = -1
elif state == 4:
if j == '=':
state = 8
else:
state = -1
elif state == 5:
if j == '=':
state = 9
else:
state = -1
elif state == 6:
if j == '&':
state = 10
else:
state = -1
elif state == 7:
if j == '|':
state = 11
else:
state = -1
elif state == 12:
if j == '\"':
state = 13
elif match('[a-zA-Z_]', j):
state = 12
else:
state = -1
else:
state = -1
if state == 1:
s = s + i + ' : Identificador\n'
self.aTokens.append(token('ID', i))
ID = ID + 1
elif state == 2:
s = s + i + ' : Numero Entero\n'
self.aTokens.append(token('INT', i))
INT = INT + 1
elif state == 3:
s = s + i + ' : Numero Real\n'
self.aTokens.append(token('FLOAT', i))
FLOAT = FLOAT + 1
elif state == 8 or state == 9:
s = s + i + ' : Operador Relacional\n'
self.aTokens.append(token('OPREL', i))
OPREL = OPREL + 1
elif state == 10 or state == 11:
s = s + i + ' : Operador Logico\n'
self.aTokens.append(token('OPLOG', i))
OPLOG = OPLOG + 1
elif state == 13:
s = s + i + ' : Cadena\n'
self.aTokens.append(token('CHAR', i))
CHAR = CHAR + 1
else:
s = s + i + ' : Error\n'
self.eFlag = True
return -1
totals.append(ID)
totals.append(INT)
totals.append(FLOAT)
totals.append(CHAR)
totals.append(OPPLUS)
totals.append(OPTIMES)
totals.append(OPASSIGN)
totals.append(OPREL)
totals.append(OPLOG)
totals.append(LEFTPAR)
totals.append(RIGHTPAR)
totals.append(LEFTBRA)
totals.append(RIGHTBRA)
totals.append(DELIM)
#self.aTokens.append( token( 'EPSILON', '' ) )
for i in self.aTokens:
print(i.getType())
return totals
def genToken(nlist):
ipTOid =[]
for node in nlist:
ipTOid[node.id]= node.ip_addr
return(token(ipTOid,nlist))
def insereVar(cod, toke):
global TABELA_SIMBOLOS
tok = token()
tok.cod = cod
tok.token = toke
TABELA_SIMBOLOS.append(tok)
def insereTabSimb(constante, valor):
global TABELA_SIMBOLOS
tok = token()
tok.valor = valor
tok.token = constante
TABELA_SIMBOLOS.append(tok)
def __init__(self, tokens):
self.tokens = tokens
self.inputStack = list()
self.outputStack = list()
self.actionStack = list()
self.error = False
self.inputStack.append(token('$', '$'))
for i in reversed(tokens):
self.inputStack.append(i)
self.table = {
'OPPLUS': {
'0': 'd-3',
'2': 'd-6',
'3': 'd-3',
'4': 'd-3',
'5': 'd-3',
'6': 'd-3',
'7': 'd-3',
'8': 'd-6',
'9': 'd-6',
'11': 'r-3',
'12': 'r-4',
'13': 'r-6',
'14': 'r-7'
},
'OPTIMES': {
'2': 'd-7',
'8': 'd-7',
'9': 'd-7',
'11': 'd-7',
'12': 'r-4',
'13': 'r-6',
'14': 'r-7'
},
'LEFTPAR': {
'0': 'd-4',
'3': 'd-4',
'5': 'd-4',
'6': 'd-4',
'7': 'd-4'
},
'RIGHTPAR': {
'8': 'r-5',
'9': 'd-13',
'11': 'r-3',
'12': 'r-4',
'13': 'r-6',
'14': 'r-7'
},
'DELIM': {
'2': 'd-5',
'8': 'r-5',
'11': 'r-3',
'12': 'r-4',
'13': 'r-6',
'14': 'r-7'
},
'$': {
'0': 'r-2',
'1': 'ok',
'5': 'r-2',
'10': 'r-1'
},
'ID': {
'0': 'd-14',
'3': 'd-14',
'4': 'd-14',
'5': 'd-14',
'6': 'd-14',
'7': 'd-14'
},
'S': {
'0': '1',
'5': '10'
},
'E': {
'0': '2',
'3': '8',
'4': '9',
'5': '2',
'6': '11',
'7': '12'
}
}