Module tracing_subscriber::filter [−][src]
Layers that control which spans and events are enabled by the wrapped
subscriber.
Structs
| BadFieldName | Indicates that a field name specified in a filter directive was invalid. |
| Directive | A single filtering directive. |
| EnvFilter | A |
| FromEnvError | Indicates that an error occurred while parsing a |
| LevelFilter | A filter comparable to a verbosity |
| LevelParseError | Indicates that a string could not be parsed to a valid level. |
| ParseError | Indicates that a string could not be parsed as a filtering directive. |