def throw(self, w_type, w_val, w_tb):
from pypy.interpreter.pytraceback import check_traceback
space = self.space
if w_val is None:
w_val = space.w_None
msg = "throw() third argument must be a traceback object"
if space.is_none(w_tb):
tb = None
else:
tb = check_traceback(space, w_tb, msg)
operr = OperationError(w_type, w_val, tb)
operr.normalize_exception(space)
# note: w_yielded_from is always None if 'self.running'
if (self.w_yielded_from is not None
and operr.match(space, space.w_GeneratorExit)):
try:
self._gen_close_iter(space)
except OperationError as e:
return self.send_error(e)
if tb is None:
tb = space.getattr(operr.get_w_value(space),
space.newtext('__traceback__'))
if not space.is_w(tb, space.w_None):
operr.set_traceback(tb)
return self.send_error(operr)
def w_throw(self, w_type=None, w_value=None, w_traceback=None):
space = self.space
if space.is_w(w_type, space.w_None):
w_type = self.costate.w_GreenletExit
# Code copied from RAISE_VARARGS but slightly modified. Not too nice.
operror = OperationError(w_type, w_value)
operror.normalize_exception(space)
if not space.is_w(w_traceback, space.w_None):
from pypy.interpreter import pytraceback
tb = space.interpclass_w(w_traceback)
if tb is None or not space.is_true(
space.isinstance(
tb, space.gettypeobject(
pytraceback.PyTraceback.typedef))):
raise OperationError(
space.w_TypeError,
space.wrap("throw: arg 3 must be a traceback or None"))
operror.application_traceback = tb
# Dead greenlet: turn GreenletExit into a regular return
if self.isdead() and operror.match(space, self.costate.w_GreenletExit):
args_w = [operror.get_w_value(space)]
else:
syncstate.push_exception(operror)
args_w = None
return self.w_switch(args_w)
def w_throw(self, w_type=None, w_value=None, w_traceback=None):
space = self.space
if space.is_w(w_type, space.w_None):
w_type = self.costate.w_GreenletExit
# Code copied from RAISE_VARARGS but slightly modified. Not too nice.
operror = OperationError(w_type, w_value)
operror.normalize_exception(space)
if not space.is_w(w_traceback, space.w_None):
from pypy.interpreter import pytraceback
tb = space.interpclass_w(w_traceback)
if tb is None or not space.is_true(space.isinstance(tb,
space.gettypeobject(pytraceback.PyTraceback.typedef))):
raise OperationError(space.w_TypeError,
space.wrap("throw: arg 3 must be a traceback or None"))
operror.set_traceback(tb)
# Dead greenlet: turn GreenletExit into a regular return
if self.isdead() and operror.match(space, self.costate.w_GreenletExit):
args_w = [operror.get_w_value(space)]
else:
syncstate.push_exception(operror)
args_w = None
return self.w_switch(args_w)
def test_new_exception(space):
w_error = new_exception_class(space, '_socket.error')
assert w_error.getname(space) == u'error'
assert space.text_w(space.repr(w_error)) == "<class '_socket.error'>"
operr = OperationError(w_error, space.wrap("message"))
assert operr.match(space, w_error)
assert operr.match(space, space.w_Exception)
# subclass of ValueError
w_error = new_exception_class(space, 'error', space.w_ValueError)
operr = OperationError(w_error, space.wrap("message"))
assert operr.match(space, w_error)
assert operr.match(space, space.w_ValueError)
# subclass of (ValueError, TypeError)
w_bases = space.newtuple([space.w_ValueError, space.w_TypeError])
w_error = new_exception_class(space, 'error', w_bases)
operr = OperationError(w_error, space.wrap("message"))
assert operr.match(space, w_error)
assert operr.match(space, space.w_ValueError)
assert operr.match(space, space.w_TypeError)
def test_new_exception(space):
w_error = new_exception_class(space, '_socket.error')
assert w_error.getname(space) == 'error'
assert space.str_w(space.repr(w_error)) == "<class '_socket.error'>"
operr = OperationError(w_error, space.wrap("message"))
assert operr.match(space, w_error)
assert operr.match(space, space.w_Exception)
# subclass of ValueError
w_error = new_exception_class(space, 'error', space.w_ValueError)
operr = OperationError(w_error, space.wrap("message"))
assert operr.match(space, w_error)
assert operr.match(space, space.w_ValueError)
# subclass of (ValueError, TypeError)
w_bases = space.newtuple([space.w_ValueError, space.w_TypeError])
w_error = new_exception_class(space, 'error', w_bases)
operr = OperationError(w_error, space.wrap("message"))
assert operr.match(space, w_error)
assert operr.match(space, space.w_ValueError)
assert operr.match(space, space.w_TypeError)
