Struct log::kv::Key

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pub struct Key<'k> { /* private fields */ }
Expand description

A key in a structured key-value pair.

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impl<'k> Key<'k>

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pub fn from_str(key: &'k str) -> Self

Get a key from a borrowed string.

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pub fn as_str(&self) -> &str

Get a borrowed string from this key.

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pub fn to_borrowed_str(&self) -> Option<&'k str>

Try get a string borrowed for the 'k lifetime from this key.

Trait Implementations§

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impl<'k> AsRef<str> for Key<'k>

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fn as_ref(&self) -> &str

Converts this type into a shared reference of the (usually inferred) input type.
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impl<'k> Borrow<str> for Key<'k>

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fn borrow(&self) -> &str

Immutably borrows from an owned value. Read more
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impl<'k> Clone for Key<'k>

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fn clone(&self) -> Key<'k>

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<'k> Debug for Key<'k>

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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<'k> Display for Key<'k>

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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<'k> From<&'k str> for Key<'k>

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fn from(s: &'k str) -> Self

Converts to this type from the input type.
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impl<'k> Hash for Key<'k>

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl<'k> Ord for Key<'k>

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fn cmp(&self, other: &Key<'k>) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
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impl<'k> PartialEq for Key<'k>

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fn eq(&self, other: &Key<'k>) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<'k> PartialOrd for Key<'k>

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fn partial_cmp(&self, other: &Key<'k>) -> 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: &Rhs) -> 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: &Rhs) -> 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: &Rhs) -> 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: &Rhs) -> 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<'k> ToKey for Key<'k>

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fn to_key(&self) -> Key<'_>

Perform the conversion.
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impl<'k> Eq for Key<'k>

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impl<'k> StructuralEq for Key<'k>

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impl<'k> StructuralPartialEq for Key<'k>

Auto Trait Implementations§

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impl<'k> RefUnwindSafe for Key<'k>

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impl<'k> Send for Key<'k>

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impl<'k> Sync for Key<'k>

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impl<'k> Unpin for Key<'k>

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impl<'k> UnwindSafe for Key<'k>

Blanket Implementations§

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

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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,

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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,

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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

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

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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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.