Struct regex_syntax::hir::CaseFoldError
source · [−]pub struct CaseFoldError(_);
Expand description
An error that occurs when Unicode-aware simple case folding fails.
This error can occur when the case mapping tables necessary for Unicode
aware case folding are unavailable. This only occurs when the
unicode-case
feature is disabled. (The feature is enabled by default.)
Trait Implementations
sourceimpl Debug for CaseFoldError
impl Debug for CaseFoldError
sourceimpl Display for CaseFoldError
impl Display for CaseFoldError
sourceimpl Error for CaseFoldError
impl Error for CaseFoldError
1.30.0fn source(&self) -> Option<&(dyn Error + 'static)>
fn source(&self) -> Option<&(dyn Error + 'static)>
The lower-level source of this error, if any. Read more
1.0.0fn description(&self) -> &str
fn description(&self) -> &str
👎Deprecated since 1.42.0: use the Display impl or to_string()
1.0.0fn cause(&self) -> Option<&dyn Error>
fn cause(&self) -> Option<&dyn Error>
👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
Auto Trait Implementations
impl RefUnwindSafe for CaseFoldError
impl Send for CaseFoldError
impl Sync for CaseFoldError
impl Unpin for CaseFoldError
impl UnwindSafe for CaseFoldError
Blanket Implementations
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstablefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more