Struct freqfs::FileWriteGuard
source · [−]pub struct FileWriteGuard<FE, F> { /* private fields */ }Expand description
A write lock on a file with data type F.
Trait Implementations
Auto Trait Implementations
impl<FE, F> !RefUnwindSafe for FileWriteGuard<FE, F>
impl<FE, F> Unpin for FileWriteGuard<FE, F> where
FE: Unpin,
impl<FE, F> !UnwindSafe for FileWriteGuard<FE, F>
Blanket Implementations
Mutably borrows from an owned value. Read more
Returns true if self can be cast into the target type T.
Test if value can be cast into Self.
Returns Some(Self) if the source value can be cast into Self, otherwise None.
fn try_cast_from<Err, OnErr>(value: T, on_err: OnErr) -> Result<Self, Err> where
OnErr: FnOnce(&T) -> Err,
fn try_cast_from<Err, OnErr>(value: T, on_err: OnErr) -> Result<Self, Err> where
OnErr: FnOnce(&T) -> Err,
Returns Ok(Self) if the source value can be cast into Self, otherwise calls on_err.
Test if self can be cast into T.
Returns Some(T) if self can be cast into T, otherwise None.
fn try_cast_into<Err, OnErr>(self, on_err: OnErr) -> Result<T, Err> where
OnErr: FnOnce(&Self) -> Err,
fn try_cast_into<Err, OnErr>(self, on_err: OnErr) -> Result<T, Err> where
OnErr: FnOnce(&Self) -> Err,
Returns Ok(T) if self can be cast into T, otherwise calls on_err.