Struct tracing_subscriber::field::display::Messages[][src]

pub struct Messages<V>(_);
Expand description

A visitor wrapper that ensures any strings named “message” are formatted using fmt::Display

Implementations

Returns a new MakeVisitor implementation that will wrap inner so that any strings named message are formatted using fmt::Display.

Trait Implementations

Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

Formats the value using the given formatter. Read more

The visitor type produced by this MakeVisitor.

Make a new visitor for the provided target.

Visit a string value.

Visit a double-precision floating point value.

Visit a signed 64-bit integer value.

Visit an unsigned 64-bit integer value.

Visit a boolean value.

Visit a value implementing fmt::Debug.

Records a type implementing Error. Read more

Returns the formatter that this visitor writes to.

Completes the visitor, returning any output. Read more

Visit a set of fields, and return the output of finishing the visitor once the fields have been visited. Read more

Returns the writer that this visitor writes to.

Auto Trait Implementations

Blanket Implementations

Gets the TypeId of self. Read more

Immutably borrows from an owned value. Read more

Mutably borrows from an owned value. Read more

Performs the conversion.

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

Performs the conversion.

Wraps self so that any fmt::Debug fields are recorded using the alternate formatter ({:#?}). Read more

Wraps self so that any string fields named “message” are recorded using fmt::Display. Read more

Wraps self so that when fields are formatted to a writer, they are separated by the provided delimiter. Read more

The resulting type after obtaining ownership.

Creates owned data from borrowed data, usually by cloning. Read more

🔬 This is a nightly-only experimental API. (toowned_clone_into #41263)

recently added

Uses borrowed data to replace owned data, usually by cloning. Read more

The type returned in the event of a conversion error.

Performs the conversion.

The type returned in the event of a conversion error.

Performs the conversion.

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more