Key

Struct Key

pub struct Key { /* private fields */ }

Expand description

Opaque Key is a representation of a key.

It is owned, and largely forms a contract for key to follow.

Implementations§

impl Key

pub fn len(&self) -> usize

Returns the length of self.

pub fn is_empty(&self) -> bool

Returns the length of self.

pub fn as_str(&self) -> &str

Take as a str

Trait Implementations§

impl AsRef<str> for Key

fn as_ref(&self) -> &str

Converts this type into a shared reference of the (usually inferred) input type.

impl Clone for Key

fn clone(&self) -> Key

Returns a duplicate of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl Debug for Key

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

Formats the value using the given formatter. Read more

impl Default for Key

fn default() -> Key

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

impl Display for Key

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

Formats the value using the given formatter. Read more

impl From<&'static str> for Key

fn from(data: &'static str) -> Key

Converts to this type from the input type.

impl From<Key> for String

fn from(s: Key) -> String

Converts to this type from the input type.

impl From<String> for Key

fn from(data: String) -> Key

Converts to this type from the input type.

impl<'a> FromIterator<&'a String> for Key

fn from_iter<I: IntoIterator<Item = &'a String>>(iter: I) -> Key

Creates a value from an iterator. Read more

impl<'a> FromIterator<&'a char> for Key

fn from_iter<I: IntoIterator<Item = &'a char>>(iter: I) -> Key

Creates a value from an iterator. Read more

impl<'a> FromIterator<&'a str> for Key

fn from_iter<I: IntoIterator<Item = &'a str>>(iter: I) -> Key

Creates a value from an iterator. Read more

impl<'a> FromIterator<Cow<'a, str>> for Key

fn from_iter<I: IntoIterator<Item = Cow<'a, str>>>(iter: I) -> Key

Creates a value from an iterator. Read more

impl FromIterator<String> for Key

fn from_iter<I: IntoIterator<Item = String>>(iter: I) -> Key

Creates a value from an iterator. Read more

impl FromIterator<char> for Key

fn from_iter<I: IntoIterator<Item = char>>(iter: I) -> Key

Creates a value from an iterator. Read more

impl Hash for Key

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

Feeds this value into the given Hasher. Read more

1.3.0 · Source§

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

impl PartialEq<&str> for Key

fn eq(&self, other: &&str) -> 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.

impl PartialEq<String> for Key

fn eq(&self, other: &String) -> 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.

impl PartialEq<str> for Key

fn eq(&self, other: &str) -> 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.

impl PartialEq for Key

fn eq(&self, other: &Self) -> 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.

impl Eq for Key

Auto Trait Implementations§

impl Freeze for Key

impl RefUnwindSafe for Key

impl Send for Key

impl Sync for Key

impl Unpin for Key

impl UnwindSafe for Key

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

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

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

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

fn into(self) -> U

Calls U::from(self).

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

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

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

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

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

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

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

fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<T> SendSyncUnwindSafe for T
where T: Send + Sync + UnwindSafe + ?Sized,