def visit_unary(self, node: ast.UnaryOp):
# print("visiting unary")
op = None
expr = None
for name, child in node.children():
if name == "op":
op = child
elif name == "expr":
expr = child
try:
e = self.visit(expr)
if op is not None:
if isinstance(e, ast.ID):
e = self.lookupSymTables(e.getName())
if e == 'F':
e = False
elif e == 'T':
e = True
if op == '!':
return (not e)
elif op == '+':
return e
elif op == '-':
return -e
return e
except Exception as e:
raise Exception(e)
def visit_unary(self, node: ast.UnaryOp):
print("unary")
op = None
expr = None
for name, child in node.children():
if name == "op":
op = child
elif name == "expr":
expr = child
try:
if op is not None:
pass
else:
return self.visit(expr)
except:
pass
