ExceptionCode.h   [plain text]

/*
 *  Copyright (C) 2006, 2007, 2015 Apple Inc. All rights reserved.
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#pragma once

namespace WebCore {

// The DOM standards use unsigned short for exception codes.
// In our DOM implementation we use int instead, and use different
// numerical ranges for different types of DOM exception, so that
// an exception of any type can be expressed with a single integer.
using ExceptionCode = int;

// Some of these are considered historical since they have been
// changed or removed from the specifications.
enum {
    INDEX_SIZE_ERR = 1,
    HIERARCHY_REQUEST_ERR = 3,
    WRONG_DOCUMENT_ERR = 4,
    INVALID_CHARACTER_ERR = 5,
    NO_MODIFICATION_ALLOWED_ERR = 7,
    NOT_FOUND_ERR = 8,
    NOT_SUPPORTED_ERR = 9,
    INUSE_ATTRIBUTE_ERR = 10, // Historical. Only used in setAttributeNode etc which have been removed from the DOM specs.

    // Introduced in DOM Level 2:
    INVALID_STATE_ERR = 11,
    SYNTAX_ERR = 12,
    INVALID_MODIFICATION_ERR = 13,
    NAMESPACE_ERR = 14,
    INVALID_ACCESS_ERR = 15,

    // Introduced in DOM Level 3:
    TYPE_MISMATCH_ERR = 17, // Historical; use TypeError instead

    // XMLHttpRequest extension:
    SECURITY_ERR = 18,

    // Others introduced in HTML5:
    NETWORK_ERR = 19,
    ABORT_ERR = 20,
    URL_MISMATCH_ERR = 21,
    QUOTA_EXCEEDED_ERR = 22,
    TIMEOUT_ERR = 23,
    INVALID_NODE_TYPE_ERR = 24,
    DATA_CLONE_ERR = 25,

    // Others introduced in https://heycam.github.io/webidl/#idl-exceptions
    EncodingError,
    NotReadableError,
    UnknownError,
    ConstraintError,
    DataError,
    TransactionInactiveError,
    ReadonlyError,
    VersionError,
    OperationError,
    NotAllowedError,

    // Non-standard errors
    StackOverflowError,

    // Used to indicate to the bindings that a JS exception was thrown below and it should be propogated.
    ExistingExceptionError,

    // WebIDL exception types, handled by the binding layer.
    // FIXME: Add GeneralError, EvalError, etc. when implemented in the bindings.
    TypeError = 105,
    RangeError = 106,
};

} // namespace WebCore