174 lines
4.5 KiB
C++
174 lines
4.5 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2017 - ROLI Ltd.
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 5 End-User License
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Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
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27th April 2017).
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End User License Agreement: www.juce.com/juce-5-licence
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Privacy Policy: www.juce.com/juce-5-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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XmlTokeniser::XmlTokeniser() {}
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XmlTokeniser::~XmlTokeniser() {}
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CodeEditorComponent::ColourScheme XmlTokeniser::getDefaultColourScheme()
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{
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struct Type
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{
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const char* name;
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uint32 colour;
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};
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const Type types[] =
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{
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{ "Error", 0xffcc0000 },
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{ "Comment", 0xff00aa00 },
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{ "Keyword", 0xff0000cc },
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{ "Operator", 0xff225500 },
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{ "Identifier", 0xff000000 },
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{ "String", 0xff990099 },
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{ "Bracket", 0xff000055 },
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{ "Punctuation", 0xff004400 },
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{ "Preprocessor Text", 0xff660000 }
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};
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CodeEditorComponent::ColourScheme cs;
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for (auto& t : types)
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cs.set (t.name, Colour (t.colour));
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return cs;
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}
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template <typename Iterator>
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static void skipToEndOfXmlDTD (Iterator& source) noexcept
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{
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bool lastWasQuestionMark = false;
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for (;;)
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{
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auto c = source.nextChar();
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if (c == 0 || (c == '>' && lastWasQuestionMark))
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break;
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lastWasQuestionMark = (c == '?');
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}
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}
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template <typename Iterator>
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static void skipToEndOfXmlComment (Iterator& source) noexcept
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{
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juce_wchar last[2] = {};
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for (;;)
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{
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auto c = source.nextChar();
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if (c == 0 || (c == '>' && last[0] == '-' && last[1] == '-'))
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break;
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last[1] = last[0];
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last[0] = c;
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}
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}
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int XmlTokeniser::readNextToken (CodeDocument::Iterator& source)
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{
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source.skipWhitespace();
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auto firstChar = source.peekNextChar();
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switch (firstChar)
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{
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case 0: break;
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case '"':
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case '\'':
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CppTokeniserFunctions::skipQuotedString (source);
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return tokenType_string;
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case '<':
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{
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source.skip();
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source.skipWhitespace();
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auto nextChar = source.peekNextChar();
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if (nextChar == '?')
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{
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source.skip();
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skipToEndOfXmlDTD (source);
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return tokenType_preprocessor;
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}
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if (nextChar == '!')
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{
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source.skip();
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if (source.peekNextChar() == '-')
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{
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source.skip();
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if (source.peekNextChar() == '-')
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{
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skipToEndOfXmlComment (source);
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return tokenType_comment;
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}
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}
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}
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CppTokeniserFunctions::skipIfNextCharMatches (source, '/');
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CppTokeniserFunctions::parseIdentifier (source);
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source.skipWhitespace();
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CppTokeniserFunctions::skipIfNextCharMatches (source, '/');
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source.skipWhitespace();
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CppTokeniserFunctions::skipIfNextCharMatches (source, '>');
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return tokenType_keyword;
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}
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case '>':
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source.skip();
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return tokenType_keyword;
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case '/':
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source.skip();
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source.skipWhitespace();
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CppTokeniserFunctions::skipIfNextCharMatches (source, '>');
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return tokenType_keyword;
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case '=':
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case ':':
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source.skip();
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return tokenType_operator;
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default:
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if (CppTokeniserFunctions::isIdentifierStart (firstChar))
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CppTokeniserFunctions::parseIdentifier (source);
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source.skip();
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break;
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};
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return tokenType_identifier;
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}
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} // namespace juce
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