Struct tracing_core::stdlib::str::pattern::StrSearcher

pub struct StrSearcher<'a, 'b> {
    haystack: &'a str,
    needle: &'b str,
    searcher: StrSearcherImpl,
}

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

Associated type for <&str as Pattern<'a>>::Searcher.

Fields

haystack: &'a str

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

needle: &'b str

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

searcher: StrSearcherImpl

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

Trait Implementations

impl<'a, 'b> Clone for StrSearcher<'a, 'b>

fn clone(&self) -> StrSearcher<'a, 'b>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'a, 'b> Debug for StrSearcher<'a, 'b>

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

Formats the value using the given formatter.

impl<'a, 'b> ReverseSearcher<'a> for StrSearcher<'a, 'b>

fn next_back(&mut self) -> SearchStep

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

Performs the next search step starting from the back.

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().

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().

impl<'a, 'b> Searcher<'a> for StrSearcher<'a, 'b>

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

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

Getter for the underlying string to be searched in

fn next(&mut self) -> SearchStep

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

Performs the next search step starting from the front.

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

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

Finds the next Match result. See next().

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().