std::str::pattern::CharPredicateSearcher - Rust
Description: API documentation for the Rust `CharPredicateSearcher` struct in crate `std`.
Keywords: rust, rustlang, rust-lang, CharPredicateSearcher

# [−][src]Struct std::str::pattern::CharPredicateSearcher

    pub struct CharPredicateSearcher<'a, F>(_)
     where
        F: FnMut(char) -> bool;

🔬 This is a nightly-only experimental API. (`pattern` #27721)

API not fully fleshed out and ready to be stabilized

Associated type for `<F as Pattern<'a>>::Searcher`.

## Trait Implementations

### `impl<'a, F> Clone for CharPredicateSearcher<'a, F> where
F: Clone + FnMut(char) -> bool,` [src]

#### `pub fn clone(&self) -> CharPredicateSearcher<'a, F>`[src]

Returns a copy of the value. Read more

#### `fn clone_from(&mut self, source: &Self)`1.0.0[src]

Performs copy-assignment from `source`. Read more

### `impl<'_, F> Debug for CharPredicateSearcher<'_, F> where
F: FnMut(char) -> bool,` [src]

#### `pub fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>`[src]

Formats the value using the given formatter. Read more

### `impl<'a, F> DoubleEndedSearcher<'a> for CharPredicateSearcher<'a, F> where
F: FnMut(char) -> bool,` [src]

### `impl<'a, F> ReverseSearcher<'a> for CharPredicateSearcher<'a, F> where
F: FnMut(char) -> bool,` [src]

#### `pub fn next_back(&mut self) -> SearchStep`[src]

🔬 This is a nightly-only experimental API. (`pattern` #27721)

API not fully fleshed out and ready to be stabilized

Performs the next search step starting from the back. Read more

#### `pub fn next_match_back(&mut self) -> Option<(usize, usize)>`[src]

🔬 This is a nightly-only experimental API. (`pattern` #27721)

API not fully fleshed out and ready to be stabilized

Finds the next `Match` result. See `next_back()`. Read more

#### `pub fn next_reject_back(&mut self) -> Option<(usize, usize)>`[src]

🔬 This is a nightly-only experimental API. (`pattern` #27721)

API not fully fleshed out and ready to be stabilized

Finds the next `Reject` result. See `next_back()`. Read more

### `impl<'a, F> Searcher<'a> for CharPredicateSearcher<'a, F> where
F: FnMut(char) -> bool,` [src]

#### `pub fn haystack(&self) -> &'a str`[src]

🔬 This is a nightly-only experimental API. (`pattern` #27721)

API not fully fleshed out and ready to be stabilized

Getter for the underlying string to be searched in Read more

#### `pub fn next(&mut self) -> SearchStep`[src]

🔬 This is a nightly-only experimental API. (`pattern` #27721)

API not fully fleshed out and ready to be stabilized

Performs the next search step starting from the front. Read more

#### `pub fn next_match(&mut self) -> Option<(usize, usize)>`[src]

🔬 This is a nightly-only experimental API. (`pattern` #27721)

API not fully fleshed out and ready to be stabilized

Finds the next `Match` result. See `next()`. Read more

#### `pub fn next_reject(&mut self) -> Option<(usize, usize)>`[src]

🔬 This is a nightly-only experimental API. (`pattern` #27721)

API not fully fleshed out and ready to be stabilized

Finds the next `Reject` result. See `next()` and `next_match()`. Read more

## Auto Trait Implementations

### `impl<'a, F> RefUnwindSafe for CharPredicateSearcher<'a, F> where
F: MultiCharEq + RefUnwindSafe,`

### `impl<'a, F> Send for CharPredicateSearcher<'a, F> where
F: MultiCharEq + Send,`

### `impl<'a, F> Sync for CharPredicateSearcher<'a, F> where
F: MultiCharEq + Sync,`

### `impl<'a, F> Unpin for CharPredicateSearcher<'a, F> where
F: MultiCharEq + Unpin,`

### `impl<'a, F> UnwindSafe for CharPredicateSearcher<'a, F> where
F: MultiCharEq + UnwindSafe,`

## Blanket Implementations

### `impl<T> Any for T where
T: 'static + ?Sized,` [src]

#### `pub fn type_id(&self) -> TypeId`[src]

Gets the `TypeId` of `self`. Read more

### `impl<T> Borrow<T> for T where
T: ?Sized,` [src]

#### `pub fn borrow(&self) -> &Tⓘ

### Notable traits for &'_ mut I

`impl<'_, I> Iterator for &'_ mut I where
I: Iterator + ?Sized, type Item = <I as Iterator>::Item;impl<'_, F> Future for &'_ mut F where
F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;impl<R: Read + ?Sized, '_> Read for &'_ mut Rimpl<W: Write + ?Sized, '_> Write for &'_ mut W`
`[src]

Immutably borrows from an owned value. Read more

### `impl<T> BorrowMut<T> for T where
T: ?Sized,` [src]

#### `pub fn borrow_mut(&mut self) -> &mut Tⓘ

### Notable traits for &'_ mut I

`impl<'_, I> Iterator for &'_ mut I where
I: Iterator + ?Sized, type Item = <I as Iterator>::Item;impl<'_, F> Future for &'_ mut F where
F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;impl<R: Read + ?Sized, '_> Read for &'_ mut Rimpl<W: Write + ?Sized, '_> Write for &'_ mut W`
`[src]

Mutably borrows from an owned value. Read more

### `impl<T> From<T> for T`[src]

#### `pub fn from(t: T) -> T`[src]

Performs the conversion.

### `impl<T, U> Into<U> for T where
U: From<T>,` [src]

#### `pub fn into(self) -> U`[src]

Performs the conversion.

### `impl<T> ToOwned for T where
T: Clone,` [src]

#### `type Owned = T`

The resulting type after obtaining ownership.

#### `pub fn to_owned(&self) -> T`[src]

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

#### `pub fn clone_into(&self, target: &mut T)`[src]

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

recently added

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

### `impl<T, U> TryFrom<U> for T where
U: Into<T>,` [src]

#### `type Error = Infallible`

The type returned in the event of a conversion error.

#### `pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>`[src]

Performs the conversion.

### `impl<T, U> TryInto<U> for T where
U: TryFrom<T>,` [src]

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

The type returned in the event of a conversion error.

#### `pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>`[src]

Performs the conversion.