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/*
SPDX-FileCopyrightText: 2016 Volker Krause <vkrause@kde.org>
SPDX-FileCopyrightText: 2020 Jonathan Poelen <jonathan.poelen@gmail.com>
SPDX-License-Identifier: MIT
*/
#include "definition_p.h"
#include "keywordlist_p.h"
#include "ksyntaxhighlighting_logging.h"
#include "repository.h"
#include <QXmlStreamReader>
#include <algorithm>
using namespace KSyntaxHighlighting;
namespace
{
struct KeywordComparator {
Qt::CaseSensitivity caseSensitive;
bool operator()(QStringView a, QStringView b) const
{
if (a.size() < b.size()) {
return true;
}
if (a.size() > b.size()) {
return false;
}
return a.compare(b, caseSensitive) < 0;
}
};
}
bool KeywordList::contains(QStringView str, Qt::CaseSensitivity caseSensitive) const
{
/**
* get right vector to search in
*/
const auto &vectorToSearch = (caseSensitive == Qt::CaseSensitive) ? m_keywordsSortedCaseSensitive : m_keywordsSortedCaseInsensitive;
/**
* search with right predicate
*/
return std::binary_search(vectorToSearch.begin(), vectorToSearch.end(), str, KeywordComparator{caseSensitive});
}
void KeywordList::load(QXmlStreamReader &reader)
{
Q_ASSERT(reader.name() == QLatin1String("list"));
Q_ASSERT(reader.tokenType() == QXmlStreamReader::StartElement);
m_name = reader.attributes().value(QLatin1String("name")).toString();
while (!reader.atEnd()) {
switch (reader.tokenType()) {
case QXmlStreamReader::StartElement:
if (reader.name() == QLatin1String("item")) {
m_keywords.append(reader.readElementText().trimmed());
reader.readNextStartElement();
break;
} else if (reader.name() == QLatin1String("include")) {
m_includes.append(reader.readElementText().trimmed());
reader.readNextStartElement();
break;
}
reader.readNext();
break;
case QXmlStreamReader::EndElement:
reader.readNext();
return;
default:
reader.readNext();
break;
}
}
}
void KeywordList::setCaseSensitivity(Qt::CaseSensitivity caseSensitive)
{
/**
* remember default case-sensitivity and init lookup for it
*/
m_caseSensitive = caseSensitive;
initLookupForCaseSensitivity(m_caseSensitive);
}
void KeywordList::initLookupForCaseSensitivity(Qt::CaseSensitivity caseSensitive)
{
/**
* get right vector to sort, if non-empty, we are done
*/
auto &vectorToSort = (caseSensitive == Qt::CaseSensitive) ? m_keywordsSortedCaseSensitive : m_keywordsSortedCaseInsensitive;
if (!vectorToSort.empty()) {
return;
}
/**
* fill vector with refs to keywords
*/
vectorToSort.assign(m_keywords.constBegin(), m_keywords.constEnd());
/**
* sort with right predicate
*/
std::sort(vectorToSort.begin(), vectorToSort.end(), KeywordComparator{caseSensitive});
}
void KeywordList::resolveIncludeKeywords(DefinitionData &def)
{
while (!m_includes.isEmpty()) {
const auto kw_include = std::move(m_includes.back());
m_includes.pop_back();
const auto idx = kw_include.indexOf(QLatin1String("##"));
KeywordList *keywords = nullptr;
if (idx >= 0) {
auto defName = kw_include.mid(idx + 2);
auto includeDef = def.repo->definitionForName(defName);
if (includeDef.isValid()) {
auto listName = kw_include.left(idx);
auto defData = DefinitionData::get(includeDef);
defData->load(DefinitionData::OnlyKeywords(true));
keywords = defData->keywordList(listName);
} else {
qCWarning(Log) << "Unable to resolve external include keyword for definition" << defName << "in" << def.name;
}
} else {
keywords = def.keywordList(kw_include);
}
if (keywords) {
if (this != keywords) {
keywords->resolveIncludeKeywords(def);
}
m_keywords += keywords->m_keywords;
} else {
qCWarning(Log) << "Unresolved include keyword" << kw_include << "in" << def.name;
}
}
}
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