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fix: circular reference in codefolding

This commit is contained in:
Roy Qu 2022-10-19 21:29:23 +08:00
parent 543b76dca6
commit fc8e37d55e
4 changed files with 122 additions and 99 deletions
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8
libs/qsynedit/qsynedit/CodeFolding.cpp
View File

@ -55,13 +55,13 @@ CodeFoldingOptions::CodeFoldingOptions():
bool CodeFoldingRange::parentCollapsed()
{
PCodeFoldingRange parentFold = parent;
PCodeFoldingRange parentFold = parent.lock();
// Find first parent that is collapsed
while (parentFold) {
if (parentFold->collapsed) {
return true;
}
parentFold = parentFold->parent;
parentFold = parentFold->parent.lock();
}
return false;
}
@ -73,14 +73,12 @@ void CodeFoldingRange::move(int count)
}
CodeFoldingRange::CodeFoldingRange(PCodeFoldingRange aParent,
PCodeFoldingRanges aAllFold,
int aFromLine,
PCodeFoldingDefine aFoldRegion, int aToLine):
fromLine(aFromLine),
toLine(aToLine),
linesCollapsed(0),
collapsed(false),
allFoldRanges(aAllFold),
foldRegion(aFoldRegion),
hintMarkLeft(0),
parent(aParent)
@ -115,7 +113,7 @@ PCodeFoldingRange CodeFoldingRanges::addByParts(PCodeFoldingRange aParent,
PCodeFoldingDefine aFoldRegion,
int aToLine)
{
PCodeFoldingRange range=std::make_shared<CodeFoldingRange>(aParent,aAllFold, aFromLine,aFoldRegion,aToLine);
PCodeFoldingRange range=std::make_shared<CodeFoldingRange>(aParent, aFromLine,aFoldRegion,aToLine);
mRanges.append(range);
if (aAllFold && aAllFold.get()!=this) {
aAllFold->add(range);

9
libs/qsynedit/qsynedit/CodeFolding.h
View File

@ -38,7 +38,6 @@ typedef std::shared_ptr<CodeFoldingDefines> PSynFoldRegions;
struct CodeFoldingDefine {
bool addEnding;
CodeFoldingDefines subFoldRegions;
QChar openSymbol;
QChar closeSymbol;
QString highlight;
@ -85,14 +84,12 @@ public:
int linesCollapsed; // Number of collapsed lines
PCodeFoldingRanges subFoldRanges; // Sub fold ranges
bool collapsed; // Is collapsed?
PCodeFoldingRanges allFoldRanges;// TAllFoldRanges pointer
PCodeFoldingDefine foldRegion; // FoldRegion
std::weak_ptr<CodeFoldingDefine> foldRegion; // FoldRegion
int hintMarkLeft;
PCodeFoldingRange parent;
std::weak_ptr<CodeFoldingRange> parent;
bool parentCollapsed();
void move(int count);
explicit CodeFoldingRange(PCodeFoldingRange aParent, PCodeFoldingRanges aAllFold,
int aFromLine, PCodeFoldingDefine aFoldRegion, int aToLine);
explicit CodeFoldingRange(PCodeFoldingRange aParent, int aFromLine, PCodeFoldingDefine aFoldRegion, int aToLine);
};
}

4
libs/qsynedit/qsynedit/SynEdit.cpp
View File

@ -3689,7 +3689,7 @@ void SynEdit::findSubFoldRange(PCodeFoldingRanges TopFoldRanges, int FoldIndex,P
// Stop the recursion if we find a closing char, and return to our parent
if (Parent) {
Parent->toLine = Line + 1;
Parent = Parent->parent;
Parent = Parent->parent.lock();
if (!Parent) {
parentFoldRanges = TopFoldRanges;
} else {
@ -3749,7 +3749,7 @@ void SynEdit::findSubFoldRange(PCodeFoldingRanges TopFoldRanges, int FoldIndex,P
// Stop the recursion if we find a closing char, and return to our parent
if (Parent) {
Parent->toLine = Line + 1;
Parent = Parent->parent;
Parent = Parent->parent.lock();
if (!Parent) {
parentFoldRanges = TopFoldRanges;
} else {

200
libs/qsynedit/qsynedit/highlighter/cpp.cpp
View File

@ -18,6 +18,7 @@
#include "../Constants.h"
#include <QFont>
#include <QDebug>
namespace QSynedit {
@ -296,16 +297,16 @@ void CppHighlighter::ansiCppProc()
mTokenId = TokenId::Comment;
if (mRun>=mLineSize) {
nullProc();
if ( (mRun<1) || (mLine[mRun-1]!='\\')) {
if ( (mRun-1<0) || (mLine[mRun-1]!='\\')) {
mRange.state = RangeState::rsUnknown;
return;
}
return;
}
while (mRun<mLineSize) {
mRun+=1;
}
mRange.state = RangeState::rsCppCommentEnded;
if (mLine[mRun-1] == '\\' && mRun == mLineSize-1) { // continues on next line
if (mRun == mLineSize-1 && mLine[mRun-1] == '\\' ) { // continues on next line
mRange.state = RangeState::rsCppComment;
}
}
@ -356,7 +357,7 @@ void CppHighlighter::asciiCharProc()
}
mRun+=1;
} while (mRun < mLineSize && mLine[mRun]!='\'');
if (mLine[mRun] == '\'')
if (mRun<mLineSize && mLine[mRun] == '\'')
mRun+=1;
mRange.state = RangeState::rsUnknown;
}
@ -573,7 +574,7 @@ void CppHighlighter::greaterProc()
void CppHighlighter::identProc()
{
int wordEnd = mRun;
while (isIdentChar(mLine[wordEnd])) {
while (wordEnd<mLineSize && isIdentChar(mLine[wordEnd])) {
wordEnd+=1;
}
QString word = mLine.mid(mRun,wordEnd-mRun);
@ -591,7 +592,7 @@ void CppHighlighter::identProc()
void CppHighlighter::lowerProc()
{
mTokenId = TokenId::Symbol;
if (mRun<mLineSize) {
if (mRun+1<mLineSize) {
switch(mLine[mRun+1].unicode()) {
case '=':
mRun+=2;
@ -655,7 +656,7 @@ void CppHighlighter::modSymbolProc()
void CppHighlighter::notSymbolProc()
{
mTokenId = TokenId::Symbol;
if (mRun<mLineSize && mLine[mRun+1]=='=') {
if (mRun+1<mLineSize && mLine[mRun+1]=='=') {
mRun+=2;
mExtTokenId = ExtTokenId::NotEqual;
} else {
@ -666,12 +667,15 @@ void CppHighlighter::notSymbolProc()
void CppHighlighter::nullProc()
{
if ((mRun-1>=0) && isSpaceChar(mLine[mRun-1]) &&
if (
(mRange.state == RangeState::rsCppComment
|| mRange.state == RangeState::rsDirective
|| mRange.state == RangeState::rsString
|| mRange.state == RangeState::rsMultiLineString
|| mRange.state == RangeState::rsMultiLineDirective) ) {
|| mRange.state == RangeState::rsMultiLineDirective)
&& (mRun-1>=0)
&& (mRun-1<mLineSize)
&& isSpaceChar(mLine[mRun-1]) ) {
mRange.state = RangeState::rsUnknown;
} else
mTokenId = TokenId::Null;
@ -708,7 +712,7 @@ void CppHighlighter::numberProc()
case '+':
if (mTokenId != TokenId::Float) // number <> float. an arithmetic operator
return;
if (mLine[mRun-1]!= 'e' && mLine[mRun-1]!='E') // number = float, but no exponent. an arithmetic operator
if (mRun-1>=0 && mLine[mRun-1]!= 'e' && mLine[mRun-1]!='E') // number = float, but no exponent. an arithmetic operator
return;
if (mRun+1<mLineSize && (mLine[mRun+1]<'0' || mLine[mRun+1]>'9')) {// invalid
mRun+=1;
@ -749,7 +753,7 @@ void CppHighlighter::numberProc()
case 'e':
case 'E':
if (mTokenId!=TokenId::Hex) {
if (mLine[mRun-1]>='0' || mLine[mRun-1]<='9' ) {//exponent
if (mRun-1>=0 && (mLine[mRun-1]>='0' || mLine[mRun-1]<='9') ) {//exponent
for (int i=idx1;i<mRun;i++) {
if (mLine[i] == 'e' || mLine[i]=='E') { // too many exponents
mRun+=1;
@ -780,7 +784,7 @@ void CppHighlighter::numberProc()
}
}
if (mTokenId == TokenId::Float) {
if (mLine[mRun-1]=='l' || mLine[mRun-1]=='L') {
if (mRun-1>=0 && (mLine[mRun-1]=='l' || mLine[mRun-1]=='L')) {
mRun+=1;
mTokenId = TokenId::Unknown;
return;
@ -843,7 +847,7 @@ void CppHighlighter::numberProc()
}
mRun+=1;
}
if (mLine[mRun-1] == '\'') {
if (mRun-1>=0 && mLine[mRun-1] == '\'') {
mTokenId = TokenId::Unknown;
}
}
@ -851,7 +855,7 @@ void CppHighlighter::numberProc()
void CppHighlighter::orSymbolProc()
{
mTokenId = TokenId::Symbol;
if (mRun+1<=mLineSize) {
if (mRun+1<mLineSize) {
switch ( mLine[mRun+1].unicode()) {
case '=':
mRun+=2;
@ -1019,7 +1023,7 @@ void CppHighlighter::spaceProc()
{
mRun += 1;
mTokenId = TokenId::Space;
while (mLine[mRun]>=1 && mLine[mRun]<=32)
while (mRun<mLineSize && mLine[mRun]>=1 && mLine[mRun]<=32)
mRun+=1;
mRange.state = RangeState::rsUnknown;
}
@ -1047,7 +1051,7 @@ void CppHighlighter::squareOpenProc()
void CppHighlighter::starProc()
{
mTokenId = TokenId::Symbol;
if (mRun<=mLineSize && mLine[mRun+1] == '=') {
if (mRun+1<mLineSize && mLine[mRun+1] == '=') {
mRun += 2;
mExtTokenId = ExtTokenId::MultiplyAssign;
} else {
@ -1115,77 +1119,79 @@ void CppHighlighter::stringEscapeSeqProc()
{
mTokenId = TokenId::StringEscapeSeq;
mRun+=1;
switch(mLine[mRun].unicode()) {
case '\'':
case '"':
case '?':
case 'a':
case 'b':
case 'f':
case 'n':
case 'r':
case 't':
case 'v':
case '\\':
mRun+=1;
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
for (int i=0;i<3;i++) {
if (mLine[mRun]<'0' || mLine[mRun]>'7')
break;
if (mRun<mLineSize) {
switch(mLine[mRun].unicode()) {
case '\'':
case '"':
case '?':
case 'a':
case 'b':
case 'f':
case 'n':
case 'r':
case 't':
case 'v':
case '\\':
mRun+=1;
}
break;
case '8':
case '9':
mTokenId = TokenId::Unknown;
mRun+=1;
break;
case 'x':
mRun+=1;
if ( !(
(mLine[mRun]>='0' && mLine[mRun]<='9')
|| (mLine[mRun]>='a' && mLine[mRun]<='f')
|| (mLine[mRun]>='A' && mLine[mRun]<='F')
)) {
mTokenId = TokenId::Unknown;
} else {
while (
(mLine[mRun]>='0' && mLine[mRun]<='9')
|| (mLine[mRun]>='a' && mLine[mRun]<='f')
|| (mLine[mRun]>='A' && mLine[mRun]<='F')
) {
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
for (int i=0;i<3;i++) {
if (mRun>=mLineSize || mLine[mRun]<'0' || mLine[mRun]>'7')
break;
mRun+=1;
}
}
break;
case 'u':
mRun+=1;
for (int i=0;i<4;i++) {
if (mLine[mRun]<'0' || mLine[mRun]>'7') {
mTokenId = TokenId::Unknown;
return;
}
break;
case '8':
case '9':
mTokenId = TokenId::Unknown;
mRun+=1;
}
break;
case 'U':
mRun+=1;
for (int i=0;i<8;i++) {
if (mLine[mRun]<'0' || mLine[mRun]>'7') {
mTokenId = TokenId::Unknown;
return;
}
break;
case 'x':
mRun+=1;
if (mRun>=mLineSize || !(
(mLine[mRun]>='0' && mLine[mRun]<='9')
|| (mLine[mRun]>='a' && mLine[mRun]<='f')
|| (mLine[mRun]>='A' && mLine[mRun]<='F')
)) {
mTokenId = TokenId::Unknown;
} else {
while (mRun<mLineSize && (
(mLine[mRun]>='0' && mLine[mRun]<='9')
|| (mLine[mRun]>='a' && mLine[mRun]<='f')
|| (mLine[mRun]>='A' && mLine[mRun]<='F')
)) {
mRun+=1;
}
}
break;
case 'u':
mRun+=1;
for (int i=0;i<4;i++) {
if (mRun>=mLineSize || mLine[mRun]<'0' || mLine[mRun]>'7') {
mTokenId = TokenId::Unknown;
return;
}
mRun+=1;
}
break;
case 'U':
mRun+=1;
for (int i=0;i<8;i++) {
if (mRun>=mLineSize || mLine[mRun]<'0' || mLine[mRun]>'7') {
mTokenId = TokenId::Unknown;
return;
}
mRun+=1;
}
break;
}
break;
}
if (mRange.state == RangeState::rsMultiLineStringEscapeSeq)
mRange.state = RangeState::rsMultiLineString;
@ -1522,30 +1528,40 @@ void CppHighlighter::next()
case RangeState::rsAnsiCAsm:
case RangeState::rsAnsiCAsmBlock:
case RangeState::rsDirectiveComment:
//qDebug()<<"*0-0-0*";
ansiCProc();
break;
case RangeState::rsString:
//qDebug()<<"*1-0-0*";
stringProc();
break;
case RangeState::rsCppComment:
//qDebug()<<"*2-0-0*";
ansiCppProc();
break;
case RangeState::rsMultiLineDirective:
//qDebug()<<"*3-0-0*";
directiveEndProc();
break;
case RangeState::rsMultiLineString:
//qDebug()<<"*4-0-0*";
stringEndProc();
break;
case RangeState::rsRawStringEscaping:
case RangeState::rsRawStringNotEscaping:
//qDebug()<<"*5-0-0*";
rawStringProc();
break;
case RangeState::rsStringEscapeSeq:
case RangeState::rsMultiLineStringEscapeSeq:
//qDebug()<<"*6-0-0*";
stringEscapeSeqProc();
break;
case RangeState::rsChar:
if (mLine[mRun]=='\'') {
//qDebug()<<"*7-0-0*";
if (mRun>=mLineSize) {
nullProc();
} else if (mLine[mRun]=='\'') {
mRange.state = rsUnknown;
mTokenId = TokenId::Char;
mRun+=1;
@ -1554,26 +1570,38 @@ void CppHighlighter::next()
}
break;
case RangeState::rsDefineIdentifier:
//qDebug()<<"*8-0-0*";
defineIdentProc();
break;
case RangeState::rsDefineRemaining:
//qDebug()<<"*9-0-0*";
defineRemainingProc();
break;
default:
//qDebug()<<"*a-0-0*";
mRange.state = RangeState::rsUnknown;
if (mLine[mRun] == 'R' && mRun+1<mLineSize && mLine[mRun+1] == '"') {
if (mRun>=mLineSize) {
//qDebug()<<"*b-0-0*";
nullProc();
} else if (mRun+1<mLineSize && mLine[mRun] == 'R' && mLine[mRun+1] == '"') {
//qDebug()<<"*c-0-0*";
mRun+=2;
rawStringProc();
} else if ((mLine[mRun] == 'L' || mLine[mRun] == 'u' || mLine[mRun]=='U') && mLine[mRun+1]=='\"') {
} else if (mRun+1<mLineSize && (mLine[mRun] == 'L' || mLine[mRun] == 'u' || mLine[mRun]=='U') && mLine[mRun+1]=='\"') {
//qDebug()<<"*d-0-0*";
mRun+=1;
stringStartProc();
} else if (mLine[mRun] == 'u' && mRun+2<mLineSize && mLine[mRun+1] == '8' && mLine[mRun+2]=='\"') {
} else if (mRun+2<mLineSize && mLine[mRun] == 'u' && mLine[mRun+1] == '8' && mLine[mRun+2]=='\"') {
//qDebug()<<"*e-0-0*";
mRun+=2;
stringStartProc();
} else
} else {
//qDebug()<<"*f-0-0*";
processChar();
}
}
} while (mTokenId!=TokenId::Null && mRun<=mTokenPos);
//qDebug()<<"1-1-1";
}
void CppHighlighter::setLine(const QString &newLine, int lineNumber)