Interface RTCError

interface RTCError {
    ABORT_ERR: 20;
    code: number;
    DATA_CLONE_ERR: 25;
    DOMSTRING_SIZE_ERR: 2;
    errorDetail: RTCErrorDetailType;
    HIERARCHY_REQUEST_ERR: 3;
    INDEX_SIZE_ERR: 1;
    INUSE_ATTRIBUTE_ERR: 10;
    INVALID_ACCESS_ERR: 15;
    INVALID_CHARACTER_ERR: 5;
    INVALID_MODIFICATION_ERR: 13;
    INVALID_NODE_TYPE_ERR: 24;
    INVALID_STATE_ERR: 11;
    message: string;
    name: string;
    NAMESPACE_ERR: 14;
    NETWORK_ERR: 19;
    NO_DATA_ALLOWED_ERR: 6;
    NO_MODIFICATION_ALLOWED_ERR: 7;
    NOT_FOUND_ERR: 8;
    NOT_SUPPORTED_ERR: 9;
    QUOTA_EXCEEDED_ERR: 22;
    receivedAlert: number;
    sctpCauseCode: number;
    sdpLineNumber: number;
    SECURITY_ERR: 18;
    sentAlert: number;
    stack?: string;
    SYNTAX_ERR: 12;
    TIMEOUT_ERR: 23;
    TYPE_MISMATCH_ERR: 17;
    URL_MISMATCH_ERR: 21;
    VALIDATION_ERR: 16;
    WRONG_DOCUMENT_ERR: 4;
}