xpcom/base/nsIDebug2.idl
author Brian Hackett <bhackett1024@gmail.com>
Wed, 14 Nov 2018 16:09:58 -1000
changeset 446931 1c7fc8389e012c987347efefca6b35f3948b742a
parent 350748 dbe7d041a445ab9d0aca611cf84d49ff7df73654
child 475212 020c8c871c0d3b3920fe95935cfef06501976c0f
permissions -rw-r--r--
Bug 1507359 Part 2 - Bindings and internal changes to allow ReplayDebugger to control child pausing/resuming, r=mccr8.

/* vim: set shiftwidth=4 tabstop=8 autoindent cindent expandtab: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/* interface to expose information about calls to NS_DebugBreak */

#include "nsISupports.idl"

/**
 *   For use by consumers in scripted languages (JavaScript, Java, Python,
 *   Perl, ...).
 *
 *   @note C/C++ consumers who are planning to use the nsIDebug2 interface with
 *   the "@mozilla.org/xpcom;1" contract should use NS_DebugBreak from xpcom
 *   glue instead.
 *
 */

[scriptable, uuid(9641dc15-10fb-42e3-a285-18be90a5c10b)]
interface nsIDebug2 : nsISupports
{
    /**
     * Whether XPCOM was compiled with DEBUG defined.  This often
     * correlates to whether other code (e.g., Firefox, XULRunner) was
     * compiled with DEBUG defined.
     */
    readonly attribute boolean isDebugBuild;

    /**
     * The number of assertions since process start.
     */
    readonly attribute long assertionCount;

    /**
     * Whether a debugger is currently attached.
     * Supports Windows + Mac
     */
    readonly attribute bool isDebuggerAttached;

    /**
     * Show an assertion and trigger nsIDebug2.break().
     *
     * @param aStr assertion message
     * @param aExpr expression that failed
     * @param aFile file containing assertion
     * @param aLine line number of assertion
     */
    void assertion(in string aStr,
                   in string aExpr,
                   in string aFile, 
                   in long aLine);

    /**
     * Show a warning.
     *
     * @param aStr warning message
     * @param aFile file containing assertion
     * @param aLine line number of assertion
     */
    void warning(in string aStr,
                 in string aFile,
                 in long aLine);

    /**
     * Request to break into a debugger.
     *
     * @param aFile file containing break request
     * @param aLine line number of break request
     */
    void break(in string aFile, 
               in long aLine);

    /**
     * Request the process to trigger a fatal abort.
     *
     * @param aFile file containing abort request
     * @param aLine line number of abort request
     */
    void abort(in string aFile, 
               in long aLine);

    /**
     * Request the process to trigger a fatal panic!() from Rust code.
     *
     * @param aMessage the string to pass to panic!().
     */
    void rustPanic(in string aMessage);
};