httk.serve.web.model.errors

Define public exceptions raised while serving or publishing web sites.

Exceptions

WebError	Represent a handled web failure with an HTTP status code.
NotFoundError	Represent a route or site resource that cannot be found.
FunctionInjectionError	Represent a failure while injecting a site function result.
WidgetError	Base error for a widget invocation with source-aware diagnostics.
WidgetParseError	Report a widget invocation that cannot be parsed.
WidgetDiscoveryError	Report a widget that cannot be discovered or loaded.
WidgetValidationError	Report a widget declaration that violates its contract.
WidgetRenderingError	Report a widget that failed while producing output.

Module Contents

exception httk.serve.web.model.errors.WebError(message, *, status_code=500)

Bases: Exception

Represent a handled web failure with an HTTP status code.

Parameters:

• message (str) – Human-readable failure message.

• status_code (int) – HTTP status code associated with the failure.

status_code = 500

exception httk.serve.web.model.errors.NotFoundError(message='Not Found')

Bases: WebError

Represent a route or site resource that cannot be found.

Parameters:

message (str) – Human-readable not-found message.

exception httk.serve.web.model.errors.FunctionInjectionError(message)

Bases: WebError

Represent a failure while injecting a site function result.

Parameters:

message (str) – Human-readable failure message.

exception httk.serve.web.model.errors.WidgetError(message, *, source_path=None, line=None, column=None, snippet=None, widget_name=None, widget_id=None, correction=None)

Bases: WebError

Base error for a widget invocation with source-aware diagnostics.

phase = 'widget'

exception httk.serve.web.model.errors.WidgetParseError(message, *, source_path=None, line=None, column=None, snippet=None, widget_name=None, widget_id=None, correction=None)

Bases: WidgetError

Report a widget invocation that cannot be parsed.

phase = 'parse'

exception httk.serve.web.model.errors.WidgetDiscoveryError(message, *, source_path=None, line=None, column=None, snippet=None, widget_name=None, widget_id=None, correction=None)

Bases: WidgetError

Report a widget that cannot be discovered or loaded.

phase = 'discovery'

exception httk.serve.web.model.errors.WidgetValidationError(message, *, source_path=None, line=None, column=None, snippet=None, widget_name=None, widget_id=None, correction=None)

Bases: WidgetError

Report a widget declaration that violates its contract.

phase = 'validation'

exception httk.serve.web.model.errors.WidgetRenderingError(message, *, source_path=None, line=None, column=None, snippet=None, widget_name=None, widget_id=None, correction=None)

Bases: WidgetError

Report a widget that failed while producing output.

phase = 'rendering'