| /* |
| * Copyright (C) 2017 Yusuke Suzuki <utatane.tea@gmail.com>. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| namespace JSC { |
| |
| class CallFrame; |
| class JSGlobalObject; |
| class JSObject; |
| |
| namespace Yarr { |
| |
| enum class ErrorCode : uint8_t { |
| NoError = 0, |
| PatternTooLarge, |
| QuantifierOutOfOrder, |
| QuantifierWithoutAtom, |
| QuantifierTooLarge, |
| QuantifierIncomplete, |
| MissingParentheses, |
| BracketUnmatched, |
| ParenthesesUnmatched, |
| ParenthesesTypeInvalid, |
| InvalidGroupName, |
| DuplicateGroupName, |
| CharacterClassUnmatched, |
| CharacterClassRangeOutOfOrder, |
| CharacterClassRangeInvalid, |
| EscapeUnterminated, |
| InvalidUnicodeEscape, |
| InvalidBackreference, |
| InvalidNamedBackReference, |
| InvalidIdentityEscape, |
| InvalidControlLetterEscape, |
| InvalidUnicodePropertyExpression, |
| TooManyDisjunctions, |
| OffsetTooLarge, |
| InvalidRegularExpressionFlags, |
| }; |
| |
| JS_EXPORT_PRIVATE const char* errorMessage(ErrorCode); |
| inline bool hasError(ErrorCode errorCode) |
| { |
| return errorCode != ErrorCode::NoError; |
| } |
| |
| inline bool hasHardError(ErrorCode errorCode) |
| { |
| // TooManyDisjunctions means that we ran out stack compiling. |
| // All other errors are due to problems in the expression. |
| return hasError(errorCode) && errorCode != ErrorCode::TooManyDisjunctions; |
| } |
| JS_EXPORT_PRIVATE JSObject* errorToThrow(JSGlobalObject*, ErrorCode); |
| |
| } } // namespace JSC::Yarr |
