def p_expression_unop_uminus(p):
'expression : MINUS expression %prec UMINUS'
error = codegen.unop('uminus')
if error:
errors.append(error.format(lineno))
raise SyntaxError
def p_expression_unop_not(p):
'''expression : NOT expression'''
error = codegen.unop(p[1])
if error:
errors.append(error.format(lineno))
raise SyntaxError
