Module tracing_subscriber::filter

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 Layer which filters spans and events based on a set of filter directives.

FromEnvError

Indicates that an error occurred while parsing a EnvFilter from an environment variable.

LevelFilter

A filter comparable to a verbosity Level.

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.