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40,204 changes: 35,686 additions & 4,518 deletions
40,204
src/bun.js/bindings/webcore/EncodingTables.cpp
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src/bun.js/bindings/webcore/ParsingUtilities-removeAfterWebKitUpgrade.h
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,286 @@ | ||
| /* | ||
| * Copyright (C) 2013 Google Inc. All rights reserved. | ||
| * Copyright (C) 2020 Apple Inc. All rights reserved. | ||
| * | ||
| * Redistribution and use in source and binary forms, with or without | ||
| * modification, are permitted provided that the following conditions are | ||
| * met: | ||
| * | ||
| * * Redistributions of source code must retain the above copyright | ||
| * notice, this list of conditions and the following disclaimer. | ||
| * * 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. | ||
| * * Neither the name of Google Inc. nor the names of its | ||
| * contributors may be used to endorse or promote products derived from | ||
| * this software without specific prior written permission. | ||
| * | ||
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | ||
| * "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 THE COPYRIGHT | ||
| * OWNER 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 | ||
|
|
||
| #include <wtf/StdLibExtras.h> | ||
| #include <wtf/text/StringCommon.h> | ||
| #include <wtf/text/StringParsingBuffer.h> | ||
|
|
||
| namespace WTF { | ||
|
|
||
| template<typename CharacterType> inline bool isNotASCIISpace(CharacterType c) | ||
| { | ||
| return !isUnicodeCompatibleASCIIWhitespace(c); | ||
| } | ||
|
|
||
| template<typename T> void skip(std::span<T>& data, size_t amountToSkip) | ||
| { | ||
| data = data.subspan(amountToSkip); | ||
| } | ||
|
|
||
| template<typename CharacterType, typename DelimiterType> bool skipExactly(const CharacterType*& position, const CharacterType* end, DelimiterType delimiter) | ||
| { | ||
| if (position < end && *position == delimiter) { | ||
| ++position; | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
|
||
| template<typename CharacterType, typename DelimiterType> bool skipExactly(std::span<const CharacterType>& data, DelimiterType delimiter) | ||
| { | ||
| if (!data.empty() && data.front() == delimiter) { | ||
| skip(data, 1); | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
|
||
| template<typename CharacterType, typename DelimiterType> bool skipExactly(StringParsingBuffer<CharacterType>& buffer, DelimiterType delimiter) | ||
| { | ||
| if (buffer.hasCharactersRemaining() && *buffer == delimiter) { | ||
| ++buffer; | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
|
||
| template<bool characterPredicate(LChar)> bool skipExactly(StringParsingBuffer<LChar>& buffer) | ||
| { | ||
| if (buffer.hasCharactersRemaining() && characterPredicate(*buffer)) { | ||
| ++buffer; | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
|
||
| template<bool characterPredicate(UChar)> bool skipExactly(StringParsingBuffer<UChar>& buffer) | ||
| { | ||
| if (buffer.hasCharactersRemaining() && characterPredicate(*buffer)) { | ||
| ++buffer; | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
|
||
| template<bool characterPredicate(LChar)> bool skipExactly(std::span<const LChar>& buffer) | ||
| { | ||
| if (!buffer.empty() && characterPredicate(buffer[0])) { | ||
| skip(buffer, 1); | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
|
||
| template<bool characterPredicate(UChar)> bool skipExactly(std::span<const UChar>& buffer) | ||
| { | ||
| if (!buffer.empty() && characterPredicate(buffer[0])) { | ||
| skip(buffer, 1); | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
|
||
| template<typename CharacterType, typename DelimiterType> void skipUntil(StringParsingBuffer<CharacterType>& buffer, DelimiterType delimiter) | ||
| { | ||
| while (buffer.hasCharactersRemaining() && *buffer != delimiter) | ||
| ++buffer; | ||
| } | ||
|
|
||
| template<typename CharacterType, typename DelimiterType> void skipUntil(std::span<const CharacterType>& buffer, DelimiterType delimiter) | ||
| { | ||
| size_t index = 0; | ||
| while (index < buffer.size() && buffer[index] != delimiter) | ||
| ++index; | ||
| skip(buffer, index); | ||
| } | ||
|
|
||
| template<bool characterPredicate(LChar)> void skipUntil(std::span<const LChar>& data) | ||
| { | ||
| size_t index = 0; | ||
| while (index < data.size() && !characterPredicate(data[index])) | ||
| ++index; | ||
| skip(data, index); | ||
| } | ||
|
|
||
| template<bool characterPredicate(UChar)> void skipUntil(std::span<const UChar>& data) | ||
| { | ||
| size_t index = 0; | ||
| while (index < data.size() && !characterPredicate(data[index])) | ||
| ++index; | ||
| skip(data, index); | ||
| } | ||
|
|
||
| template<bool characterPredicate(LChar)> void skipUntil(StringParsingBuffer<LChar>& buffer) | ||
| { | ||
| while (buffer.hasCharactersRemaining() && !characterPredicate(*buffer)) | ||
| ++buffer; | ||
| } | ||
|
|
||
| template<bool characterPredicate(UChar)> void skipUntil(StringParsingBuffer<UChar>& buffer) | ||
| { | ||
| while (buffer.hasCharactersRemaining() && !characterPredicate(*buffer)) | ||
| ++buffer; | ||
| } | ||
|
|
||
| template<typename CharacterType, typename DelimiterType> void skipWhile(StringParsingBuffer<CharacterType>& buffer, DelimiterType delimiter) | ||
| { | ||
| while (buffer.hasCharactersRemaining() && *buffer == delimiter) | ||
| ++buffer; | ||
| } | ||
|
|
||
| template<typename CharacterType, typename DelimiterType> void skipWhile(std::span<const CharacterType>& buffer, DelimiterType delimiter) | ||
| { | ||
| size_t index = 0; | ||
| while (index < buffer.size() && buffer[index] == delimiter) | ||
| ++index; | ||
| skip(buffer, index); | ||
| } | ||
|
|
||
| template<bool characterPredicate(LChar)> void skipWhile(std::span<const LChar>& data) | ||
| { | ||
| size_t index = 0; | ||
| while (index < data.size() && characterPredicate(data[index])) | ||
| ++index; | ||
| skip(data, index); | ||
| } | ||
|
|
||
| template<bool characterPredicate(UChar)> void skipWhile(std::span<const UChar>& data) | ||
| { | ||
| size_t index = 0; | ||
| while (index < data.size() && characterPredicate(data[index])) | ||
| ++index; | ||
| skip(data, index); | ||
| } | ||
|
|
||
| template<bool characterPredicate(LChar)> void skipWhile(StringParsingBuffer<LChar>& buffer) | ||
| { | ||
| while (buffer.hasCharactersRemaining() && characterPredicate(*buffer)) | ||
| ++buffer; | ||
| } | ||
|
|
||
| template<bool characterPredicate(UChar)> void skipWhile(StringParsingBuffer<UChar>& buffer) | ||
| { | ||
| while (buffer.hasCharactersRemaining() && characterPredicate(*buffer)) | ||
| ++buffer; | ||
| } | ||
|
|
||
| template<typename CharacterType> bool skipExactlyIgnoringASCIICase(StringParsingBuffer<CharacterType>& buffer, ASCIILiteral literal) | ||
| { | ||
| auto literalLength = literal.length(); | ||
|
|
||
| if (buffer.lengthRemaining() < literalLength) | ||
| return false; | ||
| if (!equalLettersIgnoringASCIICaseWithLength(buffer.span(), literal.span8(), literalLength)) | ||
| return false; | ||
| buffer += literalLength; | ||
| return true; | ||
| } | ||
|
|
||
| template<typename CharacterType, std::size_t Extent> bool skipLettersExactlyIgnoringASCIICase(StringParsingBuffer<CharacterType>& buffer, std::span<const CharacterType, Extent> letters) | ||
| { | ||
| if (buffer.lengthRemaining() < letters.size()) | ||
| return false; | ||
| for (unsigned i = 0; i < letters.size(); ++i) { | ||
| ASSERT(isASCIIAlpha(letters[i])); | ||
| if (!isASCIIAlphaCaselessEqual(buffer[i], static_cast<char>(letters[i]))) | ||
| return false; | ||
| } | ||
| buffer += letters.size(); | ||
| return true; | ||
| } | ||
|
|
||
| template<typename CharacterType, std::size_t Extent> bool skipLettersExactlyIgnoringASCIICase(std::span<const CharacterType>& buffer, std::span<const CharacterType, Extent> letters) | ||
| { | ||
| if (buffer.size() < letters.size()) | ||
| return false; | ||
| if (!equalLettersIgnoringASCIICaseWithLength(buffer, letters, letters.size())) | ||
| return false; | ||
| skip(buffer, letters.size()); | ||
| return true; | ||
| } | ||
|
|
||
| template<typename CharacterType, std::size_t Extent> constexpr bool skipCharactersExactly(StringParsingBuffer<CharacterType>& buffer, std::span<const CharacterType, Extent> string) | ||
| { | ||
| if (!spanHasPrefix(buffer.span(), string)) | ||
| return false; | ||
| buffer += string.size(); | ||
| return true; | ||
| } | ||
|
|
||
| template<typename CharacterType, std::size_t Extent> constexpr bool skipCharactersExactly(std::span<const CharacterType>& buffer, std::span<const CharacterType, Extent> string) | ||
| { | ||
| if (!spanHasPrefix(buffer, string)) | ||
| return false; | ||
| skip(buffer, string.size()); | ||
| return true; | ||
| } | ||
|
|
||
| template<typename T> std::span<T> consumeSpan(std::span<T>& data, size_t amountToConsume) | ||
| { | ||
| auto consumed = data.first(amountToConsume); | ||
| skip(data, amountToConsume); | ||
| return consumed; | ||
| } | ||
|
|
||
| template<typename T> T& consume(std::span<T>& data) | ||
| { | ||
| T& value = data[0]; | ||
| skip(data, 1); | ||
| return value; | ||
| } | ||
|
|
||
| template<typename DestinationType, typename SourceType> | ||
| match_constness_t<SourceType, DestinationType>& consumeAndCastTo(std::span<SourceType>& data) | ||
| requires(sizeof(SourceType) == 1) | ||
| { | ||
| return spanReinterpretCast<match_constness_t<SourceType, DestinationType>>(consumeSpan(data, sizeof(DestinationType)))[0]; | ||
| } | ||
|
|
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| // Adapt a UChar-predicate to an LChar-predicate. | ||
| template<bool characterPredicate(UChar)> | ||
| static inline bool LCharPredicateAdapter(LChar c) { return characterPredicate(c); } | ||
|
|
||
| } // namespace WTF | ||
|
|
||
| using WTF::consume; | ||
| using WTF::consumeAndCastTo; | ||
| using WTF::consumeSpan; | ||
| using WTF::isNotASCIISpace; | ||
| using WTF::LCharPredicateAdapter; | ||
| using WTF::skip; | ||
| using WTF::skipCharactersExactly; | ||
| using WTF::skipExactly; | ||
| using WTF::skipExactlyIgnoringASCIICase; | ||
| using WTF::skipLettersExactlyIgnoringASCIICase; | ||
| using WTF::skipUntil; | ||
| using WTF::skipWhile; |
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