Module tracing_subscriber::fmt::format

Formatters for logging tracing events.

Structs

Compact	Marker for Format that indicates that the compact log format should be used.
DefaultFields	The default FormatFields implementation.
DefaultVisitor	The visitor produced by DefaultFields’s MakeVisitor implementation.
FieldFn	A FormatFields implementation that formats fields by calling a function or closure.
FieldFnVisitor	The visitor produced by FieldFn’s MakeVisitor implementation.
FmtSpan	Configures what points in the span lifecycle are logged as events.
Format	A pre-configured event formatter.
Full	Marker for Format that indicates that the verbose log format should be used.
Json	Marker for Format that indicates that the verbose json log format should be used.
JsonFields	The JSON FormatFields implementation.
JsonVisitor	The visitor produced by JsonFields’s MakeVisitor implementation.
Pretty	An excessively pretty, human-readable event formatter.
PrettyVisitor	The visitor produced by Pretty’s MakeVisitor implementation.

Traits

FormatEvent	A type that can format a tracing Event for a fmt::Write.
FormatFields	A type that can format a set of fields to a fmt::Write.

Functions

debug_fn	Returns a FormatFields implementation that formats fields using the provided function or closure.
format	Returns the default configuration for an [event formatter].
json	Returns the default configuration for a JSON [event formatter].