Struct SourceCancelPromiseFulfillment 

struct SourceCancelPromiseFulfillment {
    writeable: Dom<WritableStream>,
    controller: Dom<TransformStreamDefaultController>,
    stream: Dom<TransformStream>,
    reason: Box<Heap<JSVal>>,
}

Reacting to fulfillment of the cancelpromise as part of https://streams.spec.whatwg.org/#transform-stream-default-source-cancel

Fields

writeable: Dom<WritableStream>

controller: Dom<TransformStreamDefaultController>

stream: Dom<TransformStream>

reason: Box<Heap<JSVal>>

Trait Implementations

impl Callback for SourceCancelPromiseFulfillment

fn callback( &self, cx: SafeJSContext, _v: SafeHandleValue<'_>, _realm: InRealm<'_>, can_gc: CanGc, )

Reacting to backpressureChangePromise with the following fulfillment steps:

impl MallocSizeOf for SourceCancelPromiseFulfillment

fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize

Measure the heap usage of all descendant heap-allocated structures, but not the space taken up by the value itself.

impl Rootable for SourceCancelPromiseFulfillment

const VTABLE: RootedVFTable = _

unsafe extern "C" fn trace( this: *mut c_void, trc: *mut JSTracer, _name: *const i8, )

impl Traceable for SourceCancelPromiseFulfillment

unsafe fn trace(&self, tracer: *mut JSTracer)

Trace self.