CharPredicateSearcher in alloc::str::pattern - Rust
Description: Associated type for `<F as Pattern>::Searcher<'a>`.

Skip to main content

## CharPredicateSearcher

# Struct CharPredicateSearcher

Source

    pub struct CharPredicateSearcher<'a, F>(/* private fields */)
    where
        F: FnMut(char) -> bool;

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

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

## Trait Implementations§

Source§

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

Source§

#### fn clone(&self) -> CharPredicateSearcher<'a, F>

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from `source`. Read more
Source§

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

Source§

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

Formats the value using the given formatter. Read more
Source§

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

Source§

#### fn next_back(&mut self) -> SearchStep

🔬This is a nightly-only experimental API. (`pattern` #27721)
Performs the next search step starting from the back. Read more
Source§

#### fn next_match_back(&mut self) -> Option<(usize, usize)>

🔬This is a nightly-only experimental API. (`pattern` #27721)
Finds the next `Match` result. See `next_back()`.
Source§

#### fn next_reject_back(&mut self) -> Option<(usize, usize)>

🔬This is a nightly-only experimental API. (`pattern` #27721)
Finds the next `Reject` result. See `next_back()`.
Source§

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

Source§

#### fn haystack(&self) -> &'a str

🔬This is a nightly-only experimental API. (`pattern` #27721)
Getter for the underlying string to be searched in Read more
Source§

#### fn next(&mut self) -> SearchStep

🔬This is a nightly-only experimental API. (`pattern` #27721)
Performs the next search step starting from the front. Read more
Source§

#### fn next_match(&mut self) -> Option<(usize, usize)>

🔬This is a nightly-only experimental API. (`pattern` #27721)
Finds the next `Match` result. See `next()`. Read more
Source§

#### fn next_reject(&mut self) -> Option<(usize, usize)>

🔬This is a nightly-only experimental API. (`pattern` #27721)
Finds the next `Reject` result. See `next()` and `next_match()`. Read more
Source§

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

## Auto Trait Implementations§

§

### impl<'a, F> Freeze for CharPredicateSearcher<'a, F>
where F: Freeze,

§

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

§

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

§

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

§

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

§

### impl<'a, F> UnsafeUnpin for CharPredicateSearcher<'a, F>
where F: UnsafeUnpin,

§

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

## Blanket Implementations§

Source§

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

Source§

#### fn type_id(&self) -> TypeId

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

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

Source§

#### fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

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

Source§

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

Mutably borrows from an owned value. Read more
Source§

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

Source§

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

🔬This is a nightly-only experimental API. (`clone_to_uninit` #126799)
Performs copy-assignment from `self` to `dest`. Read more
Source§

### impl<T> From<T> for T

Source§

#### fn from(t: T) -> T

Returns the argument unchanged.

Source§

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

Source§

#### fn into(self) -> U

Calls `U::from(self)`.

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

Source§

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

Source§

#### type Owned = T

The resulting type after obtaining ownership.
Source§

#### fn to_owned(&self) -> T

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

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

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

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

Source§

#### type Error = Infallible

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.
Source§

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

Source§

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

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.