mirror of
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81 lines
3.5 KiB
Plaintext
81 lines
3.5 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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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/*
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* Interfaces for representing cross-language exceptions and stack traces.
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*/
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#include "nsISupports.idl"
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[ptr] native JSContext(JSContext);
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native StackFrameRef(already_AddRefed<nsIStackFrame>);
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[scriptable, builtinclass, uuid(28bfb2a2-5ea6-4738-918b-049dc4d51f0b)]
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interface nsIStackFrame : nsISupports
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{
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[implicit_jscontext, binaryname(FilenameXPCOM)]
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readonly attribute AString filename;
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[implicit_jscontext, binaryname(NameXPCOM)]
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readonly attribute AString name;
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// Unique identifier of the script source for the frame, or zero.
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[implicit_jscontext, binaryname(SourceIdXPCOM)]
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readonly attribute int32_t sourceId;
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// Valid line numbers begin at '1'. '0' indicates unknown.
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[implicit_jscontext, binaryname(LineNumberXPCOM)]
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readonly attribute int32_t lineNumber;
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[implicit_jscontext, binaryname(ColumnNumberXPCOM)]
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readonly attribute int32_t columnNumber;
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readonly attribute AUTF8String sourceLine;
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[implicit_jscontext, binaryname(AsyncCauseXPCOM)]
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readonly attribute AString asyncCause;
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[implicit_jscontext, binaryname(AsyncCallerXPCOM)]
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readonly attribute nsIStackFrame asyncCaller;
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[implicit_jscontext, binaryname(CallerXPCOM)]
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readonly attribute nsIStackFrame caller;
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// Returns a formatted stack string that looks like the sort of
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// string that would be returned by .stack on JS Error objects.
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// Only works on JS-language stack frames.
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[implicit_jscontext, binaryname(FormattedStackXPCOM)]
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readonly attribute AString formattedStack;
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// Returns the underlying SavedFrame object for native JavaScript stacks,
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// or null if this is not a native JavaScript stack frame.
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readonly attribute jsval nativeSavedFrame;
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[implicit_jscontext, binaryname(ToStringXPCOM)]
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AUTF8String toString();
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// Infallible things to be called from C++.
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[notxpcom, nostdcall]
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void getFilename(in JSContext aCx, out AString aFilename);
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[notxpcom, nostdcall]
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void getName(in JSContext aCx, out AString aName);
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[notxpcom, nostdcall]
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int32_t getSourceId(in JSContext aCx);
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[notxpcom, nostdcall]
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int32_t getLineNumber(in JSContext aCx);
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[notxpcom, nostdcall]
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int32_t getColumnNumber(in JSContext aCx);
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[notxpcom, nostdcall]
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void getAsyncCause(in JSContext aCx, out AString aAsyncCause);
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[notxpcom, nostdcall]
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StackFrameRef getAsyncCaller(in JSContext aCx);
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[notxpcom, nostdcall]
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StackFrameRef getCaller(in JSContext aCx);
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[notxpcom, nostdcall]
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void getFormattedStack(in JSContext aCx, out AString aFormattedStack);
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[notxpcom, nostdcall, binaryname(ToString)]
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void toStringInfallible(in JSContext aCx, out AUTF8String aString);
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};
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// This interface only exists because of all the JS consumers doing
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// "instanceof Ci.nsIException". We should switch them to something else and
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// get rid of it; bug 1435856 tracks that. C++ code should NOT use this; use
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// mozilla::dom::Exception instead.
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[scriptable, builtinclass, uuid(4371b5bf-6845-487f-8d9d-3f1e4a9badd2)]
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interface nsIException : nsISupports
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{
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};
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