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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2015 - ROLI Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found at: www.gnu.org/licenses
JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.juce.com for more information.
==============================================================================
*/
XmlTokeniser::XmlTokeniser() {}
XmlTokeniser::~XmlTokeniser() {}
CodeEditorComponent::ColourScheme XmlTokeniser::getDefaultColourScheme()
{
struct Type
{
const char* name;
uint32 colour;
};
const Type types[] =
{
{ "Error", 0xffcc0000 },
{ "Comment", 0xff00aa00 },
{ "Keyword", 0xff0000cc },
{ "Operator", 0xff225500 },
{ "Identifier", 0xff000000 },
{ "String", 0xff990099 },
{ "Bracket", 0xff000055 },
{ "Punctuation", 0xff004400 },
{ "Preprocessor Text", 0xff660000 }
};
CodeEditorComponent::ColourScheme cs;
for (unsigned int i = 0; i < sizeof (types) / sizeof (types[0]); ++i) // (NB: numElementsInArray doesn't work here in GCC4.2)
cs.set (types[i].name, Colour (types[i].colour));
return cs;
}
template <typename Iterator>
static void skipToEndOfXmlDTD (Iterator& source) noexcept
{
bool lastWasQuestionMark = false;
for (;;)
{
const juce_wchar c = source.nextChar();
if (c == 0 || (c == '>' && lastWasQuestionMark))
break;
lastWasQuestionMark = (c == '?');
}
}
template <typename Iterator>
static void skipToEndOfXmlComment (Iterator& source) noexcept
{
juce_wchar last[2] = { 0 };
for (;;)
{
const juce_wchar c = source.nextChar();
if (c == 0 || (c == '>' && last[0] == '-' && last[1] == '-'))
break;
last[1] = last[0];
last[0] = c;
}
}
int XmlTokeniser::readNextToken (CodeDocument::Iterator& source)
{
source.skipWhitespace();
const juce_wchar firstChar = source.peekNextChar();
switch (firstChar)
{
case 0: break;
case '"':
case '\'':
CppTokeniserFunctions::skipQuotedString (source);
return tokenType_string;
case '<':
{
source.skip();
source.skipWhitespace();
const juce_wchar nextChar = source.peekNextChar();
if (nextChar == '?')
{
source.skip();
skipToEndOfXmlDTD (source);
return tokenType_preprocessor;
}
if (nextChar == '!')
{
source.skip();
if (source.peekNextChar() == '-')
{
source.skip();
if (source.peekNextChar() == '-')
{
skipToEndOfXmlComment (source);
return tokenType_comment;
}
}
}
CppTokeniserFunctions::skipIfNextCharMatches (source, '/');
CppTokeniserFunctions::parseIdentifier (source);
source.skipWhitespace();
CppTokeniserFunctions::skipIfNextCharMatches (source, '/');
source.skipWhitespace();
CppTokeniserFunctions::skipIfNextCharMatches (source, '>');
return tokenType_keyword;
}
case '>':
source.skip();
return tokenType_keyword;
case '/':
source.skip();
source.skipWhitespace();
CppTokeniserFunctions::skipIfNextCharMatches (source, '>');
return tokenType_keyword;
case '=':
case ':':
source.skip();
return tokenType_operator;
default:
if (CppTokeniserFunctions::isIdentifierStart (firstChar))
CppTokeniserFunctions::parseIdentifier (source);
source.skip();
break;
};
return tokenType_identifier;
}
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