Module writer

Abstractions for creating fmt::Write instances.

Structs

MutexGuardWriter

A type implementing fmt::Write for a MutexGuard where the type inside the Mutex implements fmt::Write.

NoWriter

OrElse

Combines a MakeWriter that returns an Option of another MakeWriter, so that the second MakeWriter is used when the first MakeWriter returns None.

Tee

Combines two types implementing MakeWriter (or mycelium_util::fmt::Write) to produce a writer that writes to both MakeWriter’s returned writers.

WithFilter

A MakeWriter combinator that wraps a MakeWriter with a predicate for span and event Metadata, so that the MakeWriter::make_writer_for method returns Some when the predicate returns true, and None when the predicate returns false.

WithLineLen

WithMaxLevel

A MakeWriter combinator that only returns an enabled writer for spans and events with metadata at or below a specified verbosity Level.

WithMinLevel

A MakeWriter combinator that only returns an enabled writer for spans and events with metadata at or above a specified verbosity Level.

Enums

EitherWriter

A writer that is one of two types implementing fmt::Write.

Traits

MakeWriter

A type that can create fmt::Write instances.

MakeWriterExt

Extension trait adding combinators for working with types implementing MakeWriter.

Functions

none