def display_debugger(self, key, app):
if key not in app.debugger_link_tracebacks:
abort(404)
request.debugger_link_debugger_request = True
reraise(*app.debugger_link_tracebacks[key])
def handle_user_exception(self, e):
"""
We override the default behavior in order to deal with APIException.
"""
exc_type, exc_value, tb = sys.exc_info()
assert exc_value is e
if isinstance(e, HTTPException) and not self.trap_http_exception(e):
return self.handle_http_exception(e)
if isinstance(e, APIException):
return self.handle_api_exception(e)
blueprint_handlers = ()
handlers = self.error_handler_spec.get(request.blueprint)
if handlers is not None:
blueprint_handlers = handlers.get(None, ())
app_handlers = self.error_handler_spec[None].get(None, ())
if is_flask_legacy():
for typecheck, handler in chain(blueprint_handlers, app_handlers):
if isinstance(e, typecheck):
return handler(e)
else:
for typecheck, handler in chain(blueprint_handlers.items(), app_handlers.items()):
if isinstance(e, typecheck):
return handler(e)
reraise(exc_type, exc_value, tb)
def handle_user_exception(self, e):
"""
We override the default behavior in order to deal with APIException.
"""
exc_type, exc_value, tb = sys.exc_info()
assert exc_value is e
if isinstance(e, HTTPException) and not self.trap_http_exception(e):
return self.handle_http_exception(e)
if isinstance(e, APIException):
return self.handle_api_exception(e)
blueprint_handlers = ()
handlers = self.error_handler_spec.get(request.blueprint)
if handlers is not None:
blueprint_handlers = handlers.get(None, ())
app_handlers = self.error_handler_spec[None].get(None, ())
if is_flask_legacy():
for typecheck, handler in chain(blueprint_handlers, app_handlers):
if isinstance(e, typecheck):
return handler(e)
else:
for typecheck, handler in chain(blueprint_handlers.items(),
app_handlers.items()):
if isinstance(e, typecheck):
return handler(e)
reraise(exc_type, exc_value, tb)
def __exit__(self, exc_type, exc_value, tb):
exception_name = self.exc_type.__name__
if exc_type is None:
self.test_case.fail('Expected exception of type %r' %
exception_name)
elif not issubclass(exc_type, self.exc_type):
reraise(exc_type, exc_value, tb)
return True
def __exit__(self, exc_type, exc_value, tb):
exception_name = self.exc_type.__name__
if exc_type is None:
self.test_case.fail('Expected exception of type %r' %
exception_name)
elif not issubclass(exc_type, self.exc_type):
reraise(exc_type, exc_value, tb)
return True
def handle_exception(error):
import traceback
error_str = traceback.format_exc()
logger.get("cgi-log").error(error_str)
if config.debug:
from flask._compat import reraise
handler = app.error_handler_spec[None].get(Exception)
exc_type, exc_value, tb = sys.exc_info()
reraise(exc_type, exc_value, tb)
msg = error_str if config.debug else "系统异常"
return ErrorResponse(msg).output(), 200
def handle_url_error(error, endpoint, values):
"""
Intercept BuildErrors of url_for() using flasks build_error_handler API
"""
url = overlay_url_for(endpoint, **values)
if url is None:
exc_type, exc_value, tb = sys.exc_info()
if exc_value is error:
reraise(exc_type, exc_value, tb)
else:
raise error
# url_for will use this result, instead of raising BuildError.
return url
def handle_exception(error):
import traceback
error_str = traceback.format_exc()
logger.get("cgi-log").error(error_str)
if config.debug:
from flask._compat import reraise
handler = app.error_handler_spec[None].get(Exception)
exc_type, exc_value, tb = sys.exc_info()
reraise(exc_type, exc_value, tb)
msg = error_str if config.debug else "系统异常"
return DjErrorResponse(msg).output(), 200
def handle_user_exception(self, e):
"""
override handle_user_exception and redirect the exception to handle_api_exception
"""
exc_type, exc_value, tb = sys.exc_info()
assert exc_value is e
if isinstance(e, APIError):
return self.handle_api_exception(e)
# hook HttpException and return handle_api_exception
if isinstance(e, HTTPException) and not self.trap_http_exception(e):
# return self.handle_http_exception(e)
return self.handle_api_exception(e)
handler = self._find_error_handler(e)
if handler is None:
reraise(exc_type, exc_value, tb)
return handler(e)
def _flush_bg_loading_exception(self):
exc_info = self._bg_loading_exc_info
if exc_info is not None:
self._bg_loading_exc_info = None
reraise(*exc_info)
def reraise():
exc_type, exc_value, tb = sys.exc_info()
_compat.reraise(exc_type, exc_value, tb)
def reraise_lastexc():
exc_type, exc_value, tb = sys.exc_info()
reraise(exc_type, exc_value, tb)
def _flush_bg_loading_exception(self):
exc_info = self._bg_loading_exc_info
if exc_info is not None:
self._bg_loading_exc_info = None
reraise(*exc_info)
def reraise():
exc_type, exc_value, tb = sys.exc_info()
_compat.reraise(exc_type, exc_value, tb)
def ff_log_exception(exc_info, original_log_exception=None):
original_log_exception(exc_info)
exc_type, exc, tb = exc_info
# re-raise for werkzeug
reraise(exc_type, exc, tb)
def reraise_lastexc():
exc_type, exc_value, tb = sys.exc_info()
reraise(exc_type, exc_value, tb)
