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package com.oracle.truffle.js.runtime;

import com.oracle.truffle.api.object.DynamicObject;

Promise rejection tracker is invoked when a promise is rejected without any handler or when a handler is added to a rejected promise for the first time.
/** * Promise rejection tracker is invoked when a promise is rejected without any handler or when a * handler is added to a rejected promise for the first time. */
public interface PromiseRejectionTracker {
Invoked when a promise is rejected without any handler.
Params:
  • promise – rejected promise.
  • value – reason of the rejection.
/** * Invoked when a promise is rejected without any handler. * * @param promise rejected promise. * @param value reason of the rejection. */
void promiseRejected(DynamicObject promise, Object value);
Invoked when a handler is added to a rejected promise for the first time.
Params:
  • promise – rejected promise.
/** * Invoked when a handler is added to a rejected promise for the first time. * * @param promise rejected promise. */
void promiseRejectionHandled(DynamicObject promise);
Invoked when an already resolved promise is rejected.
Params:
  • promise – rejected promise.
  • value – reason of the rejection.
/** * Invoked when an already resolved promise is rejected. * * @param promise rejected promise. * @param value reason of the rejection. */
void promiseRejectedAfterResolved(DynamicObject promise, Object value);
Invoked when an already resolved promise is resolved.
Params:
  • promise – resolved promise.
  • value – promise resolution.
/** * Invoked when an already resolved promise is resolved. * * @param promise resolved promise. * @param value promise resolution. */
void promiseResolvedAfterResolved(DynamicObject promise, Object value); }