Trait PromiseHelpers 

pub trait PromiseHelpers<D: DomTypes> {
    type StackRoot: FromJSValConvertible<Config = ()> + ToJSValConvertible + Deref<Target = D::Promise> + StackRootPromiseHelpers<D, HeapTraced = Self::HeapTraced>;
    type HeapTraced: Traceable + MallocSizeOf + Deref<Target = D::Promise> + HeapTracedPromiseHelpers<D, StackRoot = Self::StackRoot>;

    // Required methods
    fn new_in_realm(cx: &mut CurrentRealm<'_>) -> Rc<D::Promise>;
    fn new_in_realm_rooted(cx: &mut CurrentRealm<'_>) -> Self::StackRoot;
    fn new_rooted(
        cx: &mut JSContext,
        global: &D::GlobalScope,
    ) -> Self::StackRoot;
    fn reject_error(&self, cx: &mut JSContext, error: Error);
    fn is_rejected(&self) -> bool;
    fn is_pending(&self) -> bool;
    fn is_fulfilled(&self) -> bool;
    fn resolve_native<T: ToJSValConvertible>(&self, cx: &mut JSContext, val: &T);
    fn reject_native<T: ToJSValConvertible>(&self, cx: &mut JSContext, val: &T);
}

Required Associated Types

type StackRoot: FromJSValConvertible<Config = ()> + ToJSValConvertible + Deref<Target = D::Promise> + StackRootPromiseHelpers<D, HeapTraced = Self::HeapTraced>

type HeapTraced: Traceable + MallocSizeOf + Deref<Target = D::Promise> + HeapTracedPromiseHelpers<D, StackRoot = Self::StackRoot>

Required Methods

fn new_in_realm(cx: &mut CurrentRealm<'_>) -> Rc<D::Promise>

fn new_in_realm_rooted(cx: &mut CurrentRealm<'_>) -> Self::StackRoot

fn new_rooted(cx: &mut JSContext, global: &D::GlobalScope) -> Self::StackRoot

fn reject_error(&self, cx: &mut JSContext, error: Error)

fn is_rejected(&self) -> bool

fn is_pending(&self) -> bool

fn is_fulfilled(&self) -> bool

fn resolve_native<T: ToJSValConvertible>(&self, cx: &mut JSContext, val: &T)

fn reject_native<T: ToJSValConvertible>(&self, cx: &mut JSContext, val: &T)

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors