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67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_Exceptions_h__
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#define mozilla_dom_Exceptions_h__
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// DOM exception throwing machinery (for both main thread and workers).
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#include <stdint.h>
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#include "jspubtd.h"
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#include "nsIException.h"
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class nsIStackFrame;
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class nsPIDOMWindow;
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template <class T>
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struct already_AddRefed;
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namespace mozilla {
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namespace dom {
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class Exception;
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bool
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Throw(JSContext* cx, nsresult rv, const char* sz = nullptr);
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// Create, throw and report an exception to a given window.
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void
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ThrowAndReport(nsPIDOMWindow* aWindow, nsresult aRv,
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const char* aMessage = nullptr);
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bool
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ThrowExceptionObject(JSContext* aCx, Exception* aException);
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bool
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ThrowExceptionObject(JSContext* aCx, nsIException* aException);
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// Create an exception object for the given nsresult and message but
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// don't set it pending on aCx. This never returns null.
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already_AddRefed<Exception>
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CreateException(JSContext* aCx, nsresult aRv, const char* aMessage = nullptr);
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already_AddRefed<nsIStackFrame>
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GetCurrentJSStack();
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// Internal stuff not intended to be widely used.
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namespace exceptions {
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// aMaxDepth can be used to define a maximal depth for the stack trace. If the
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// value is -1, a default maximal depth will be selected.
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already_AddRefed<nsIStackFrame>
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CreateStack(JSContext* aCx, int32_t aMaxDepth = -1);
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already_AddRefed<nsIStackFrame>
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CreateStackFrameLocation(uint32_t aLanguage,
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const char* aFilename,
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const char* aFunctionName,
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int32_t aLineNumber,
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nsIStackFrame* aCaller);
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} // namespace exceptions
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} // namespace dom
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} // namespace mozilla
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#endif
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