Struct tracing_core::Level

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pub struct Level(_);

Expand description

Describes the level of verbosity of a span or event.

Implementations

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impl Level

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pub const ERROR: Level

The “error” level.

Designates very serious errors.

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pub const WARN: Level

The “warn” level.

Designates hazardous situations.

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pub const INFO: Level

The “info” level.

Designates useful information.

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pub const DEBUG: Level

The “debug” level.

Designates lower priority information.

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pub const TRACE: Level

The “trace” level.

Designates very low priority, often extremely verbose, information.

Trait Implementations

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impl Clone for Level

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fn clone(&self) -> Level

Returns a copy of the value. Read more

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

Performs copy-assignment from source. Read more

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impl Debug for Level

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

Formats the value using the given formatter. Read more

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impl Display for Level

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

Formats the value using the given formatter. Read more

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impl From<Level> for LevelFilter

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fn from(level: Level) -> Self

Performs the conversion.

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impl FromStr for Level

type Err = ParseLevelError

The associated error which can be returned from parsing.

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fn from_str(s: &str) -> Result<Self, ParseLevelError>

Parses a string s to return a value of this type. Read more

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impl Ord for Level

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

This method returns an Ordering between self and other. Read more

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

Compares and returns the maximum of two values. Read more

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

Compares and returns the minimum of two values. Read more

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

Restrict a value to a certain interval. Read more

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impl PartialEq<Level> for Level

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

This method tests for self and other values to be equal, and is used by ==. Read more

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

This method tests for !=.

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impl PartialEq<Level> for LevelFilter

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

This method tests for self and other values to be equal, and is used by ==. Read more

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

This method tests for !=.

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impl PartialEq<LevelFilter> for Level

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

This method tests for self and other values to be equal, and is used by ==. Read more

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

This method tests for !=.

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impl PartialOrd<Level> for Level

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

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

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

This method tests less than (for self and other) and is used by the < operator. Read more

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

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

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

This method tests greater than (for self and other) and is used by the > operator. Read more

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

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

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impl PartialOrd<Level> for LevelFilter

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

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

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

This method tests less than (for self and other) and is used by the < operator. Read more

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

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

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

This method tests greater than (for self and other) and is used by the > operator. Read more

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

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

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impl PartialOrd<LevelFilter> for Level

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

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

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

This method tests less than (for self and other) and is used by the < operator. Read more

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

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

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

This method tests greater than (for self and other) and is used by the > operator. Read more

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

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

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impl StructuralPartialEq for Level

Auto Trait Implementations

impl RefUnwindSafe for Level

impl Send for Level

impl Sync for Level

impl Unpin for Level

impl UnwindSafe for Level

Blanket Implementations

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

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

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

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impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

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

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

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

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

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impl<T> ToString for T where
T: Display + ?Sized,

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pub default fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct tracing_core::Level

Implementations

impl Level

pub const ERROR: Level

pub const WARN: Level

pub const INFO: Level

pub const DEBUG: Level

pub const TRACE: Level

Trait Implementations

impl Clone for Level

fn clone(&self) -> Level

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

impl Debug for Level

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

impl Display for Level

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

impl From<Level> for LevelFilter

fn from(level: Level) -> Self

impl FromStr for Level

type Err = ParseLevelError

fn from_str(s: &str) -> Result<Self, ParseLevelError>

impl Ord for Level

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

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

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

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

impl PartialEq<Level> for Level

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

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

impl PartialEq<Level> for LevelFilter

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

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

impl PartialEq<LevelFilter> for Level

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

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

impl PartialOrd<Level> for Level

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

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

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

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

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

impl PartialOrd<Level> for LevelFilter

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

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

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

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

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

impl PartialOrd<LevelFilter> for Level

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

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

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

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

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

impl Copy for Level

impl Eq for Level

impl StructuralEq for Level

impl StructuralPartialEq for Level

Auto Trait Implementations

impl RefUnwindSafe for Level

impl Send for Level

impl Sync for Level

impl Unpin for Level

impl UnwindSafe for Level

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

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

pub fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

impl<T> ToOwned for T where T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

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

impl<T> ToString for T where T: Display + ?Sized,

pub default fn to_string(&self) -> String

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

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

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

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

impl<T> ToOwned for T where
T: Clone,

impl<T> ToString for T where
T: Display + ?Sized,

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

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