def _test_eval(input: str) -> object.Object:
l = lexer.Lexer(input)
p = parser.Parser(l)
program = p.parse_program()
env = object.Environment()
return evaluator.eval(program, env)
def start():
env = object.Environment()
while True:
line = input(prompt)
l = Lexer(line)
p = Parser(l)
program = p.parse_program()
val = evaluator.eval(program, env)
print(val)
def start():
env = object.Environment()
while True:
line = input(PROMPT)
if not line:
return
l = lexer.Lexer(line)
p = parser.Parser(l)
program = p.parse_program()
if len(p.errors) != 0:
print_parse_errors(p.errors)
continue
evaluated = evaluator.eval(program, env)
if evaluated is not None:
print(evaluated.inspect())
def _eval(self, input: str) -> objmod.Object:
psr = parser.Parser(lexer.Lexer(input))
program = psr.parse()
env = objmod.Environment()
return evaluator.eval(program, env)
def eval_test(input):
l = lexer.Lexer(input)
p = parser.Parser(l)
program = p.parse_program()
return evaluator.eval(program, object.Environment())