core/timing/WorkerPerformance.idl

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
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// https://w3c.github.io/hr-time/#the-performance-interface

// TODO(philipj): This interface should be merged into Performance.
// TODO(philipj): None of the optional DOMString arguments in this interface
// should have a default value.
[
    GarbageCollected,
    NoInterfaceObject
] interface WorkerPerformance : EventTarget {
    DOMHighResTimeStamp now();

    // Performance Timeline
    // https://w3c.github.io/performance-timeline/#the-performance-interface
    // TODO(philipj): getEntries() should take an optional FilterOptions argument.
    [RuntimeEnabled=ServiceWorkerPerformanceTimeline] PerformanceEntryList getEntries();
    [RuntimeEnabled=ServiceWorkerPerformanceTimeline] PerformanceEntryList getEntriesByType(DOMString entryType);
    [RuntimeEnabled=ServiceWorkerPerformanceTimeline] PerformanceEntryList getEntriesByName(DOMString name, optional DOMString entryType = null);

    // Resource Timing
    // https://w3c.github.io/resource-timing/#extensions-performance-interface
    [RuntimeEnabled=ServiceWorkerPerformanceTimeline] void clearResourceTimings();
    [RuntimeEnabled=ServiceWorkerPerformanceTimeline] void setResourceTimingBufferSize(unsigned long maxSize);
    [RuntimeEnabled=ServiceWorkerPerformanceTimeline] attribute EventHandler onresourcetimingbufferfull;

    // User Timing
    // https://w3c.github.io/user-timing/#extensions-performance-interface
    [RuntimeEnabled=ServiceWorkerPerformanceTimeline, RaisesException] void mark(DOMString markName);
    [RuntimeEnabled=ServiceWorkerPerformanceTimeline] void clearMarks(optional DOMString markName = null);

    [RuntimeEnabled=ServiceWorkerPerformanceTimeline, RaisesException] void measure(DOMString measureName, optional DOMString startMark = null, optional DOMString endMark = null);
    [RuntimeEnabled=ServiceWorkerPerformanceTimeline] void clearMeasures(optional DOMString measureName = null);

    // TODO(philipj): There is no spec for the Memory Info API, see blink-dev:
    // https://groups.google.com/a/chromium.org/d/msg/blink-dev/g5YRCGpC9vs/b4OJz71NmPwJ
    [RuntimeEnabled=MemoryInfoInWorkers] readonly attribute MemoryInfo memory;
};