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83 lines
5.4 KiB
C++
83 lines
5.4 KiB
C++
/*
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* Copyright (C) 2017 Yusuke Suzuki <utatane.tea@gmail.com>.
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* Copyright (C) 2025 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "WTFBridge.h"
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#include "YarrErrorCode.h"
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WTF_ALLOW_UNSAFE_BUFFER_USAGE_BEGIN
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namespace JSC { namespace Yarr {
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ASCIILiteral errorMessage(ErrorCode error)
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{
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#define REGEXP_ERROR_PREFIX "Invalid regular expression: "
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// The order of this array must match the ErrorCode enum.
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static const ASCIILiteral errorMessages[] = {
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{ }, // NoError
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// The following are hard errors.
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REGEXP_ERROR_PREFIX "regular expression too large", // PatternTooLarge
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REGEXP_ERROR_PREFIX "numbers out of order in {} quantifier", // QuantifierOutOfOrder
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REGEXP_ERROR_PREFIX "nothing to repeat", // QuantifierWithoutAtom
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REGEXP_ERROR_PREFIX "number too large in {} quantifier", // QuantifierTooLarge
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REGEXP_ERROR_PREFIX "incomplete {} quantifier for Unicode pattern", // QuantifierIncomplete
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REGEXP_ERROR_PREFIX "invalid quantifier", // CantQuantifyAtom
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REGEXP_ERROR_PREFIX "missing )", // MissingParentheses
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REGEXP_ERROR_PREFIX "unmatched ] or } bracket for Unicode pattern", // BracketUnmatched
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REGEXP_ERROR_PREFIX "unmatched parentheses", // ParenthesesUnmatched
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REGEXP_ERROR_PREFIX "unrecognized character after (?", // ParenthesesTypeInvalid
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REGEXP_ERROR_PREFIX "invalid group specifier name", // InvalidGroupName
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REGEXP_ERROR_PREFIX "duplicate group specifier name", // DuplicateGroupName
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REGEXP_ERROR_PREFIX "missing terminating ] for character class", // CharacterClassUnmatched
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REGEXP_ERROR_PREFIX "range out of order in character class", // CharacterClassRangeOutOfOrder
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REGEXP_ERROR_PREFIX "invalid range in character class for Unicode pattern", // CharacterClassRangeInvalid
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REGEXP_ERROR_PREFIX "missing terminating } for class string disjunction", // ClassStringDisjunctionUnmatched
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REGEXP_ERROR_PREFIX "\\ at end of pattern", // EscapeUnterminated
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REGEXP_ERROR_PREFIX "invalid Unicode \\u escape", // InvalidUnicodeEscape
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REGEXP_ERROR_PREFIX "invalid Unicode code point \\u{} escape", // InvalidUnicodeCodePointEscape
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REGEXP_ERROR_PREFIX "invalid backreference for Unicode pattern", // InvalidBackreference
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REGEXP_ERROR_PREFIX "invalid \\k<> named backreference", // InvalidNamedBackReference
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REGEXP_ERROR_PREFIX "invalid escaped character for Unicode pattern", // InvalidIdentityEscape
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REGEXP_ERROR_PREFIX "invalid octal escape for Unicode pattern", // InvalidOctalEscape
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REGEXP_ERROR_PREFIX "invalid \\c escape for Unicode pattern", // InvalidControlLetterEscape
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REGEXP_ERROR_PREFIX "invalid property expression", // InvalidUnicodePropertyExpression
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REGEXP_ERROR_PREFIX "pattern exceeds string length limits", // OffsetTooLarge
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REGEXP_ERROR_PREFIX "invalid flags", // InvalidRegularExpressionFlags
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REGEXP_ERROR_PREFIX "invalid operation in class set", // InvalidClassSetOperation
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REGEXP_ERROR_PREFIX "negated class set may contain strings", // NegatedClassSetMayContainStrings
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REGEXP_ERROR_PREFIX "invalid class set character", // InvalidClassSetCharacter
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REGEXP_ERROR_PREFIX "invalid regular expression modifier", // InvalidRegularExpressionModifier
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// The following are NOT hard errors.
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REGEXP_ERROR_PREFIX "too many nested disjunctions", // TooManyDisjunctions
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};
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return errorMessages[static_cast<unsigned>(error)];
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}
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} } // namespace JSC::Yarr
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WTF_ALLOW_UNSAFE_BUFFER_USAGE_END
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