Struct BoxPusher 

pub struct BoxPusher {
    pub pusher: Box<dyn Pusher<Error = Box<dyn AnyError>>>,
}

A type-erased pusher that boxes both the pusher and its error type.

Useful for FFI boundaries or heterogeneous collections of pushers.

Fields

pusher: Box<dyn Pusher<Error = Box<dyn AnyError>>>

The boxed, type-erased inner pusher.

Implementations

impl BoxPusher

pub fn new<P: Pusher>(pusher: P) -> Self

Box a concrete Pusher, erasing its error type.

pub fn upcast<E: AnyError>(e: E) -> Box<dyn AnyError>

Box an error into the type-erased AnyError form used by BoxPusher.

Trait Implementations

impl Pusher for BoxPusher

type Error = Box<dyn AnyError>

Error produced while pushing.

fn set_listener(&mut self, cb: ProgressListener)

Install a callback that fires whenever a chunk has been successfully pushed to its destination.

fn push( &mut self, range: &ProgressEntry, content: Bytes, ) -> Result<(), (Self::Error, Bytes)>

Write content covering the given range to the destination.

fn flush(&mut self) -> Result<(), Self::Error>

Flush any buffered data to the destination.