third_party/WebKit/Source/core/fileapi/Blob.idl

/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
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 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// https://w3c.github.io/FileAPI/#blob

[
    GarbageCollected,
    Constructor,
    Constructor(sequence<(ArrayBuffer or ArrayBufferView or Blob or DOMString)> blobParts, optional BlobPropertyBag options),
    RaisesException=Constructor,
    Exposed=(Window,Worker),
] interface Blob {
    readonly attribute unsigned long long size;
    readonly attribute DOMString type;
    // TODO(jsbell): Implement:
    // readonly attribute boolean isClosed;

    // TODO(jsbell): start and end arguments should be [Clamp]
    // TODO(philipj): contentType should not be optional or nullable.
    [RaisesException] Blob slice(optional long long start, optional long long end, [TreatUndefinedAs=NullString] optional DOMString? contentType);
    [RaisesException, CallWith=ExecutionContext, RuntimeEnabled=FileAPIBlobClose] void close();
};