Struct CloseGuard 

pub struct CloseGuard {
    pub value: Value,
    pub close_fn: Value,
}

A value paired with the callable that closes it at scope exit.

Fields

value: Value

The value being closed.

close_fn: Value

The callable invoked to close value.

Implementations

impl CloseGuard

pub fn new(value: Value, close_fn: Value) -> Self

Builds a guard for value using close_fn as the close operation.

Trait Implementations

impl Clone for CloseGuard

fn clone(&self) -> CloseGuard

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CloseGuard

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

Formats the value using the given formatter.