Struct invariant::Invariant

pub struct Invariant<T: ?Sized, F = Box<FnMut(<T as ToOwned>::Owned) -> bool>> where
    T: ToOwned,  { /* fields omitted */ }

Methods

impl<T, F> Invariant<T, F> where
    T: ToOwned, 

fn into_inner(self) -> T

impl<T: ?Sized, F> Invariant<T, F> where
    T: ToOwned, 

fn as_inner_ref(&self) -> &T

impl<T, F> Invariant<T, F> where
    T: ToOwned,
    F: FnMut(<T as ToOwned>::Owned) -> bool, 

fn try_from_inner(inner: T, check: F) -> Option<Self>

impl<T, F> Invariant<T, F> where
    T: ToOwned,
    F: FnMut(<T as ToOwned>::Owned) -> bool,
    <T as ToOwned>::Owned: BorrowMut<T>, 

fn with_inner_mut<G, R>(&mut self, op: G) -> Option<R> where
    G: FnOnce(&mut T) -> R, 

fn with_inner_mut_check<G, R>(&mut self, op: G) -> Option<R> where
    G: FnOnce(&mut T, &mut F) -> R, 

impl<T: ?Sized, F> Invariant<T, F> where
    T: ToOwned,
    T::Owned: Clone,
    F: ToOwned, 

fn to_owned_inner(&self) -> Invariant<T::Owned, F::Owned>

Trait Implementations

impl<T: Debug + ?Sized, F: Debug> Debug for Invariant<T, F> where
    T: ToOwned, 

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T: Clone + ?Sized, F: Clone> Clone for Invariant<T, F> where
    T: ToOwned, 

fn clone(&self) -> Invariant<T, F>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T: Copy + ?Sized, F: Copy> Copy for Invariant<T, F> where
    T: ToOwned, 

impl<T: ?Sized, F> Deref for Invariant<T, F> where
    T: ToOwned, 

type Target = T

The resulting type after dereferencing

fn deref(&self) -> &Self::Target

The method called to dereference a value

impl<U: ?Sized, T: PartialEq<U> + ?Sized, G, F> PartialEq<Invariant<U, G>> for Invariant<T, F> where
    U: ToOwned,
    T: ToOwned, 

fn eq(&self, other: &Invariant<U, G>) -> bool

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

fn ne(&self, other: &Invariant<U, G>) -> bool

This method tests for !=.

impl<T: Eq + ?Sized, F> Eq for Invariant<T, F> where
    T: ToOwned, 

impl<U: ?Sized, T: PartialOrd<U> + ?Sized, G, F> PartialOrd<Invariant<U, G>> for Invariant<T, F> where
    U: ToOwned,
    T: ToOwned, 

fn partial_cmp(&self, other: &Invariant<U, G>) -> Option<Ordering>

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

fn lt(&self, other: &Invariant<U, G>) -> bool

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

fn le(&self, other: &Invariant<U, G>) -> bool

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

fn gt(&self, other: &Invariant<U, G>) -> bool

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

fn ge(&self, other: &Invariant<U, G>) -> bool

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

impl<T: Ord + ?Sized, F> Ord for Invariant<T, F> where
    T: ToOwned, 

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

This method returns an Ordering between self and other.

impl<U, T: AsRef<U>, F> AsRef<U> for Invariant<T, F> where
    T: ToOwned, 

fn as_ref(&self) -> &U

Performs the conversion.

impl<T: Error + ?Sized, F: Debug + Any> Error for Invariant<T, F> where
    T: ToOwned, 

fn description(&self) -> &str

A short description of the error.

fn cause(&self) -> Option<&Error>

The lower-level cause of this error, if any.

impl<T: Display + ?Sized, F> Display for Invariant<T, F> where
    T: ToOwned, 

fn fmt(&self, formatter: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T: LowerExp + ?Sized, F> LowerExp for Invariant<T, F> where
    T: ToOwned, 

fn fmt(&self, formatter: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T: UpperExp + ?Sized, F> UpperExp for Invariant<T, F> where
    T: ToOwned, 

fn fmt(&self, formatter: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T: Binary + ?Sized, F> Binary for Invariant<T, F> where
    T: ToOwned, 

fn fmt(&self, formatter: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T: Octal + ?Sized, F> Octal for Invariant<T, F> where
    T: ToOwned, 

fn fmt(&self, formatter: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T: LowerHex + ?Sized, F> LowerHex for Invariant<T, F> where
    T: ToOwned, 

fn fmt(&self, formatter: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T: UpperHex + ?Sized, F> UpperHex for Invariant<T, F> where
    T: ToOwned, 

fn fmt(&self, formatter: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T: Pointer + ?Sized, F> Pointer for Invariant<T, F> where
    T: ToOwned, 

fn fmt(&self, formatter: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T: BuildHasher + ?Sized, F> BuildHasher for Invariant<T, F> where
    T: ToOwned, 

type Hasher = T::Hasher

Type of the hasher that will be created.

fn build_hasher(&self) -> Self::Hasher

Creates a new hasher.

impl<T: Hash + ?Sized, F> Hash for Invariant<T, F> where
    T: ToOwned, 

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

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl<T: IntoIterator, F> IntoIterator for Invariant<T, F> where
    T: ToOwned, 

type Item = T::Item

The type of the elements being iterated over.

type IntoIter = T::IntoIter

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl<T: ToSocketAddrs, F> ToSocketAddrs for Invariant<T, F> where
    T: ToOwned, 

type Iter = T::Iter

Returned iterator over socket addresses which this type may correspond to.

fn to_socket_addrs(&self) -> Result<Self::Iter>

Converts this object to an iterator of resolved SocketAddrs.

impl<Idx, T: Index<Idx> + ?Sized, F> Index<Idx> for Invariant<T, F> where
    T: ToOwned, 

type Output = T::Output

The returned type after indexing

fn index(&self, index: Idx) -> &Self::Output

The method for the indexing (container[index]) operation