def p_expression_logop(p):
'''expression : expression MAIOR expression
| expression MENOR expression
| expression MAIOREQUALS expression
| expression MENOREQUALS expression
| expression EQUALS expression
| expression DIFF expression
| expression AND expression
| expression OR expression'''
if p[2] == '>':
p[0] = p[1] > p[3]
elif p[2] == '<':
p[0] = p[1] < p[3]
elif p[2] == '>=':
p[0] = p[1] >= p[3]
elif p[2] == '<=':
p[0] = p[1] <= p[3]
elif p[2] == '==':
p[0] = p[1] == p[3]
elif p[2] == '!=':
p[0] = p[1] != p[3]
elif p[2] == '&&':
p[0] = p[1] and p[3]
elif p[2] == '||':
p[0] = p[1] or p[3]
else:
errors.unknownSignal(p)
def p_binary_operators(p):
'''expression : expression PLUS expression
| expression MINUS expression
| expression TIMES expression
| expression DIVIDE expression
'''
if p[2] == '+':
p[0] = p[1] + p[3]
elif p[2] == '-':
p[0] = p[1] - p[3]
elif p[2] == '*':
p[0] = p[1] * p[3]
elif p[2] == '/':
p[0] = p[1] / p[3]
else:
errors.unknownSignal(p)
def p_expression_logop(t):
'''expression : expression MAIOR expression
| expression MENOR expression
| expression MAIOREQUALS expression
| expression MENOREQUALS expression
| expression EQUALS expression
| expression DIFF expression
| expression AND expression
| expression OR expression'''
if t[2] == '>': t[0] = t[1] > t[3]
elif t[2] == '<': t[0] = t[1] < t[3]
elif t[2] == '>=': t[0] = t[1] >= t[3]
elif t[2] == '<=': t[0] = t[1] <= t[3]
elif t[2] == '==': t[0] = t[1] == t[3]
elif t[2] == '!=': t[0] = t[1] != t[3]
elif t[2] == '&&': t[0] = t[1] and t[3]
elif t[2] == '||': t[0] = t[1] or t[3]
else: errors.unknownSignal(t)
def p_assign(p):
'''assignment : variavel ASSIGN expression
| variavel MOD expression
| variavel SUMEQUALS expression
| variavel MINUSEQUALS expression
| variavel TIMESEQUALS expression
| variavel DIVIDEEQUALS expression
'''
if p[2] == '=':
var_global.change(p[1], p[3])
elif p[2] == '%=':
var_global.change(p[1], var_global.show(p[1]) / p[3])
elif p[2] == '+=':
var_global.change(p[1], var_global.show(p[1]) + p[3])
elif p[2] == '-=':
var_global.change(p[1], var_global.show(p[1]) - p[3])
elif p[2] == '*=':
var_global.change(p[1], var_global.show(p[1]) * p[3])
elif p[2] == '/=':
var_global.change(p[1], var_global.show(p[1]) / p[3])
else:
errors.unknownSignal(t)
p[0] = var_global.show(p[1])