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70 lines
2.7 KiB
Plaintext
70 lines
2.7 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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#include "nsIProgrammingLanguage.idl"
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// XXX - most "string"s in this file should probably move to Unicode
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// so may as well use AStrings...
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[scriptable, uuid(91d82105-7c62-4f8b-9779-154277c0ee90)]
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interface nsIStackFrame : nsISupports
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{
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// see nsIProgrammingLanguage for list of language consts
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readonly attribute PRUint32 language;
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readonly attribute string languageName;
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readonly attribute string filename;
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readonly attribute string name;
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// Valid line numbers begin at '1'. '0' indicates unknown.
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readonly attribute PRInt32 lineNumber;
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readonly attribute string sourceLine;
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readonly attribute nsIStackFrame caller;
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string toString();
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};
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[scriptable, uuid(F3A8D3B4-C424-4edc-8BF6-8974C983BA78)]
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interface nsIException : nsISupports
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{
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// A custom message set by the thrower.
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[binaryname(MessageMoz)] readonly attribute string message;
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// The nsresult associated with this exception.
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readonly attribute nsresult result;
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// The name of the error code (ie, a string repr of |result|)
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readonly attribute string name;
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// Filename location. This is the location that caused the
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// error, which may or may not be a source file location.
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// For example, standard language errors would generally have
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// the same location as their top stack entry. File
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// parsers may put the location of the file they were parsing,
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// etc.
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// null indicates "no data"
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readonly attribute string filename;
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// Valid line numbers begin at '1'. '0' indicates unknown.
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readonly attribute PRUint32 lineNumber;
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// Valid column numbers begin at 0.
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// We don't have an unambiguous indicator for unknown.
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readonly attribute PRUint32 columnNumber;
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// A stack trace, if available.
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readonly attribute nsIStackFrame location;
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// An inner exception that triggered this, if available.
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readonly attribute nsIException inner;
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// Arbitary data for the implementation.
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readonly attribute nsISupports data;
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// A generic formatter - make it suitable to print, etc.
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string toString();
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};
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