TrackedOpenPromise

class Util.TrackedOpenPromise(): This represents a OpenPromise that tracks whether or not it has been resolved or rejected.

Properties

[toStringTag]
state

Methods

catch()
finally()
reject()
resolve()
then()

Properties

TrackedOpenPromise.[toStringTag]

Type: string

TrackedOpenPromise.state

Type: PromiseState

This value is true if and only if this promise has been resolved or rejected.

Methods

catch

TrackedOpenPromise.catch([onrejected])

Arguments

onrejected (null | function()) – optional The callback to execute when the Promise is rejected.

Attaches a callback for only the rejection of the Promise.

Returns: A Promise for the completion of the callback.
Return type: Promise <T | TResult>

TrackedOpenPromise.onrejected(reason)

Arguments

reason (any()) – None

Return type

TResult | PromiseLike <TResult>

finally

TrackedOpenPromise.finally([onfinally])

Arguments

onfinally (null | function()) – optional The callback to execute when the Promise is settled (fulfilled or rejected).

Attaches a callback that is invoked when the Promise is settled (fulfilled or rejected). The resolved value cannot be modified from the callback.

Returns: A Promise for the completion of the callback.
Return type: Promise <T>

TrackedOpenPromise.onfinally()

Return type: void

reject

TrackedOpenPromise.reject(error)

Arguments

error (any()) – None

Return type

void

resolve

TrackedOpenPromise.resolve(this, value)

Arguments

this (OpenPromise) – None
value (T | PromiseLike) – None

Return type

void

TrackedOpenPromise.resolve(this)

Arguments

this (OpenPromise) – None

Return type

void

then

TrackedOpenPromise.then([onfulfilled[, onrejected]])

Arguments

onfulfilled (null | function()) – optional The callback to execute when the Promise is resolved.
onrejected (null | function()) – optional The callback to execute when the Promise is rejected.

Attaches callbacks for the resolution and/or rejection of the Promise.

Returns: A Promise for the completion of which ever callback is executed.
Return type: Promise <TResult1 | TResult2>

TrackedOpenPromise.onfulfilled(value)

Arguments

value (T()) – None

Return type

TResult1 | PromiseLike <TResult1>

Util.onrejected(reason)

Arguments

reason (any()) – None

Return type

TResult2 | PromiseLike <TResult2>