Skip to main content

DefaultFields

tracing_subscriber::fmt::format

Struct DefaultFields 

Source 
pub struct DefaultFields { /* private fields */ }
Expand description

The default FormatFields implementation.

Implementations§

Source§

impl DefaultFields

Source

pub fn new() -> Self

Returns a new default FormatFields implementation.

Trait Implementations§

Source§

impl Debug for DefaultFields

Source§

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
Source§

impl Default for DefaultFields

Source§

fn default() -> Self

Returns the “default value” for a type. Read more
Source§

impl<'a> MakeVisitor<Writer<'a>> for DefaultFields

Source§

type Visitor = DefaultVisitor<'a>

The visitor type produced by this MakeVisitor.
Source§

fn make_visitor(&self, target: Writer<'a>) -> Self::Visitor

Make a new visitor for the provided target.

Auto Trait Implementations§

Blanket Implementations§

Source§

impl<T> Any for T
where T: 'static + ?Sized,

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

impl<T> Borrow<T> for T
where T: ?Sized,

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
Source§

impl<'writer, M> FormatFields<'writer> for M
where M: MakeOutput<Writer<'writer>, Result<(), Error>>, <M as MakeVisitor<Writer<'writer>>>::Visitor: VisitFmt + VisitOutput<Result<(), Error>>,

Source§

fn format_fields<R>( &self, writer: Writer<'writer>, fields: R, ) -> Result<(), Error>
where R: RecordFields,

Format the provided fields to the provided Writer, returning a result.
Source§

fn add_fields( &self, current: &'writer mut FormattedFields<Self>, fields: &Record<'_>, ) -> Result

Record additional field(s) on an existing span. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

impl<T> Instrument for T

Source§

fn instrument(self, span: Span) -> Instrumented<Self> ⓘ

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

fn in_current_span(self) -> Instrumented<Self> ⓘ

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

impl<T, U> Into<U> for T
where U: From<T>,

Source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source§

impl<T, M> MakeExt<T> for M
where M: MakeVisitor<T> + Sealed<MakeExtMarker<T>>,

Source§

fn debug_alt(self) -> Alt<Self>

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

fn display_messages(self) -> Messages<Self>

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

fn delimited<D>(self, delimiter: D) -> Delimited<D, Self>
where D: AsRef<str> + Clone, Self::Visitor: VisitFmt,

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

impl<T, Out, M> MakeOutput<T, Out> for M
where M: MakeVisitor<T>, <M as MakeVisitor<T>>::Visitor: VisitOutput<Out>,

Source§

fn visit_with<F>(&self, target: T, fields: &F) -> Out
where F: RecordFields,

Visits all fields in fields with a new visitor constructed from target.
Source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

Source§

type Error = !

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, !>

Performs the conversion.
Source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

Source§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
Source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
Source§

impl<T> WithSubscriber for T

Source§

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> ⓘ
where S: Into<Dispatch>,

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

fn with_current_subscriber(self) -> WithDispatch<Self> ⓘ

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