Struct pir_8_emu::binutils::pir_8_emu::QuickscopeWrapper

#[repr(transparent)]
pub struct QuickscopeWrapper<F: FnOnce()>(pub Option<F>);

Execute the contained funxion when this object is dropped

Examples

let mut hewwo = true;
{
   let _hewwo_destructor = QuickscopeWrapper(Some(|| hewwo = false));
   assert!(hewwo);
}
assert!(!hewwo);

Trait Implementations

impl<F: Clone + FnOnce()> Clone for QuickscopeWrapper<F>

fn clone(&self) -> QuickscopeWrapper<F>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<F: Debug + FnOnce()> Debug for QuickscopeWrapper<F>

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<F: FnOnce()> Drop for QuickscopeWrapper<F>

fn drop(&mut self)

Executes the destructor for this type.

impl<F: Eq + FnOnce()> Eq for QuickscopeWrapper<F>

impl<F: Hash + FnOnce()> Hash for QuickscopeWrapper<F>

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl<F: Ord + FnOnce()> Ord for QuickscopeWrapper<F>

fn cmp(&self, other: &QuickscopeWrapper<F>) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

🔬 This is a nightly-only experimental API. (clamp)

Restrict a value to a certain interval.

impl<F: PartialEq + FnOnce()> PartialEq<QuickscopeWrapper<F>> for QuickscopeWrapper<F>

fn eq(&self, other: &QuickscopeWrapper<F>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &QuickscopeWrapper<F>) -> bool

This method tests for !=.

impl<F: PartialOrd + FnOnce()> PartialOrd<QuickscopeWrapper<F>> for QuickscopeWrapper<F>

fn partial_cmp(&self, other: &QuickscopeWrapper<F>) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &QuickscopeWrapper<F>) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &QuickscopeWrapper<F>) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &QuickscopeWrapper<F>) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &QuickscopeWrapper<F>) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl<F: FnOnce()> StructuralEq for QuickscopeWrapper<F>

impl<F: FnOnce()> StructuralPartialEq for QuickscopeWrapper<F>