tracing_subscriber::fmt::format

Struct FmtSpan

Source
pub struct FmtSpan(/* private fields */);
Available on crate features fmt and std only.
Expand description

Configures what points in the span lifecycle are logged as events.

See also with_span_events.

Implementations§

Source§

impl FmtSpan

Source

pub const NEW: FmtSpan = _

one event when span is created

Source

pub const ENTER: FmtSpan = _

one event per enter of a span

Source

pub const EXIT: FmtSpan = _

one event per exit of a span

Source

pub const CLOSE: FmtSpan = _

one event when the span is dropped

Source

pub const NONE: FmtSpan = _

spans are ignored (this is the default)

Source

pub const ACTIVE: FmtSpan = _

one event per enter/exit of a span

Source

pub const FULL: FmtSpan = _

events at all points (new, enter, exit, drop)

Trait Implementations§

Source§

impl BitAnd for FmtSpan

Source§

type Output = FmtSpan

The resulting type after applying the & operator.
Source§

fn bitand(self, rhs: Self) -> Self::Output

Performs the & operation. Read more
Source§

impl BitAndAssign for FmtSpan

Source§

fn bitand_assign(&mut self, rhs: Self)

Performs the &= operation. Read more
Source§

impl BitOr for FmtSpan

Source§

type Output = FmtSpan

The resulting type after applying the | operator.
Source§

fn bitor(self, rhs: Self) -> Self::Output

Performs the | operation. Read more
Source§

impl BitOrAssign for FmtSpan

Source§

fn bitor_assign(&mut self, rhs: Self)

Performs the |= operation. Read more
Source§

impl BitXor for FmtSpan

Source§

type Output = FmtSpan

The resulting type after applying the ^ operator.
Source§

fn bitxor(self, rhs: Self) -> Self::Output

Performs the ^ operation. Read more
Source§

impl BitXorAssign for FmtSpan

Source§

fn bitxor_assign(&mut self, rhs: Self)

Performs the ^= operation. Read more
Source§

impl Clone for FmtSpan

Source§

fn clone(&self) -> FmtSpan

Returns a copy of the value. Read more
1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
Source§

impl Debug for FmtSpan

Source§

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

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

impl Ord for FmtSpan

Source§

fn cmp(&self, other: &FmtSpan) -> Ordering

This method returns an Ordering between self and other. Read more
1.21.0 · Source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
1.21.0 · Source§

fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
1.50.0 · Source§

fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more
Source§

impl PartialEq for FmtSpan

Source§

fn eq(&self, other: &FmtSpan) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
Source§

impl PartialOrd for FmtSpan

Source§

fn partial_cmp(&self, other: &FmtSpan) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
1.0.0 · Source§

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
1.0.0 · Source§

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
1.0.0 · Source§

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
1.0.0 · Source§

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
Source§

impl Eq for FmtSpan

Source§

impl StructuralPartialEq for FmtSpan

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<T> CloneToUninit for T
where T: Clone,

Source§

unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit #126799)
Performs copy-assignment from self to dst. 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> ToOwned for T
where T: Clone,

Source§

type Owned = T

The resulting type after obtaining ownership.
Source§

fn to_owned(&self) -> T

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

fn clone_into(&self, target: &mut T)

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

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

Source§

type Error = Infallible

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

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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