118 lines
4.6 KiB
C++
118 lines
4.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the JavaScript 2 Prototype.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef exception_h___
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#define exception_h___
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namespace JavaScript
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{
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//
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// Exceptions
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//
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// A JavaScript exception (other than out-of-memory, for which we use the
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// standard C++ exception bad_alloc).
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struct Exception {
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enum Kind {
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syntaxError,
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stackOverflow,
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internalError,
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runtimeError,
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referenceError,
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rangeError,
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typeError,
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uncaughtError,
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semanticError,
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userException,
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definitionError,
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badValueError,
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compileExpressionError,
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propertyAccessError,
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uninitializedError,
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argumentMismatchError,
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attributeError,
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constantError,
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argumentsError
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};
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Kind kind; // The exception's kind
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String message; // The detailed message
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String sourceFile; // A description of the source code that caused the error
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uint32 lineNum; // Number of line that caused the error
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size_t charNum; // Character offset within the line that caused the error
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size_t pos; // Offset within the input of the error
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String sourceLine; // The text of the source line
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js2val value; // The value for a user exception
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Exception (Kind kind, const char *message):
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kind(kind), message(widenCString(message)), lineNum(0), charNum(0) {}
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Exception (Kind kind, const String &message):
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kind(kind), message(message), lineNum(0), charNum(0) {}
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Exception(Kind kind, const String &message, const String &sourceFile, uint32 lineNum, size_t charNum,
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size_t pos, const String &sourceLine):
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kind(kind), message(message), sourceFile(sourceFile), lineNum(lineNum), charNum(charNum), pos(pos),
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sourceLine(sourceLine) {}
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Exception(Kind kind, const String &message, const String &sourceFile, uint32 lineNum, size_t charNum,
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size_t pos, const char16 *sourceLineBegin, const char16 *sourceLineEnd):
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kind(kind), message(message), sourceFile(sourceFile), lineNum(lineNum), charNum(charNum), pos(pos),
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sourceLine(sourceLineBegin, sourceLineEnd) {}
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Exception(js2val v) : kind(userException), lineNum(0), charNum(0), value(v) {}
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bool hasKind(Kind k) const {return kind == k;}
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const char *kindString() const;
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String fullMessage() const;
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};
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struct JS2UserException : public Exception {
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JS2UserException(js2val x) : Exception(userException, "User Exception"), userValue(x) { }
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js2val userValue;
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};
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// Throw a stackOverflow exception if the execution stack has gotten too large.
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inline void checkStackSize() {}
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}
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#endif /* exception_h___ */
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