chore: bump scintilla and lexilla version
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124
3rdparty/lexilla545/lexilla/lexlib/LexerModule.cxx
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124
3rdparty/lexilla545/lexilla/lexlib/LexerModule.cxx
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// Scintilla source code edit control
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/** @file LexerModule.cxx
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** Colourise for particular languages.
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**/
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// Copyright 1998-2010 by Neil Hodgson <neilh@scintilla.org>
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// The License.txt file describes the conditions under which this software may be distributed.
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#include <cstdlib>
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#include <cassert>
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#include <string>
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#include <string_view>
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#include "ILexer.h"
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#include "Scintilla.h"
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#include "SciLexer.h"
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#include "PropSetSimple.h"
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#include "WordList.h"
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#include "LexAccessor.h"
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#include "Accessor.h"
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#include "LexerModule.h"
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#include "LexerBase.h"
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#include "LexerSimple.h"
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using namespace Lexilla;
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LexerModule::LexerModule(int language_,
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LexerFunction fnLexer_,
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const char *languageName_,
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LexerFunction fnFolder_,
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const char *const wordListDescriptions_[],
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const LexicalClass *lexClasses_,
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size_t nClasses_) noexcept :
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language(language_),
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fnLexer(fnLexer_),
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fnFolder(fnFolder_),
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fnFactory(nullptr),
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wordListDescriptions(wordListDescriptions_),
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lexClasses(lexClasses_),
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nClasses(nClasses_),
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languageName(languageName_) {
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}
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LexerModule::LexerModule(int language_,
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LexerFactoryFunction fnFactory_,
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const char *languageName_,
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const char * const wordListDescriptions_[]) noexcept :
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language(language_),
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fnLexer(nullptr),
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fnFolder(nullptr),
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fnFactory(fnFactory_),
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wordListDescriptions(wordListDescriptions_),
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lexClasses(nullptr),
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nClasses(0),
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languageName(languageName_) {
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}
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int LexerModule::GetLanguage() const noexcept {
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return language;
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}
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int LexerModule::GetNumWordLists() const noexcept {
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if (!wordListDescriptions) {
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return -1;
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} else {
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int numWordLists = 0;
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while (wordListDescriptions[numWordLists]) {
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++numWordLists;
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}
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return numWordLists;
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}
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}
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const char *LexerModule::GetWordListDescription(int index) const noexcept {
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assert(index < GetNumWordLists());
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if (!wordListDescriptions || (index >= GetNumWordLists())) {
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return "";
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} else {
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return wordListDescriptions[index];
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}
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}
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const LexicalClass *LexerModule::LexClasses() const noexcept {
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return lexClasses;
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}
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size_t LexerModule::NamedStyles() const noexcept {
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return nClasses;
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}
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Scintilla::ILexer5 *LexerModule::Create() const {
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if (fnFactory)
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return fnFactory();
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else
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return new LexerSimple(this);
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}
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void LexerModule::Lex(Sci_PositionU startPos, Sci_Position lengthDoc, int initStyle,
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WordList *keywordlists[], Accessor &styler) const {
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if (fnLexer)
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fnLexer(startPos, lengthDoc, initStyle, keywordlists, styler);
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}
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void LexerModule::Fold(Sci_PositionU startPos, Sci_Position lengthDoc, int initStyle,
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WordList *keywordlists[], Accessor &styler) const {
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if (fnFolder) {
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Sci_Position lineCurrent = styler.GetLine(startPos);
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// Move back one line in case deletion wrecked current line fold state
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if (lineCurrent > 0) {
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lineCurrent--;
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const Sci_Position newStartPos = styler.LineStart(lineCurrent);
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lengthDoc += startPos - newStartPos;
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startPos = newStartPos;
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initStyle = 0;
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if (startPos > 0) {
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initStyle = styler.StyleIndexAt(startPos - 1);
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}
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}
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fnFolder(startPos, lengthDoc, initStyle, keywordlists, styler);
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}
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}
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