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RedPanda-CPP
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stream line c/c++ number syntax color processing

This commit is contained in:
Roy Qu 2023-03-06 08:23:26 +08:00
parent 27d993e500
commit ff109d5b58
2 changed files with 244 additions and 193 deletions
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352
libs/qsynedit/qsynedit/syntaxer/cpp.cpp
View File

@ -271,7 +271,7 @@ CppSyntaxer::TokenId CppSyntaxer::getTokenId()
}
}
void CppSyntaxer::andSymbolProc()
void CppSyntaxer::procAndSymbol()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize) {
@ -287,10 +287,10 @@ void CppSyntaxer::andSymbolProc()
mRun+=1;
}
void CppSyntaxer::ansiCppProc()
void CppSyntaxer::procCppStyleComment()
{
if (mRun>=mLineSize) {
nullProc();
procNull();
return;
}
mTokenId = TokenId::Comment;
@ -307,12 +307,12 @@ void CppSyntaxer::ansiCppProc()
mRange.state = RangeState::rsUnknown;
}
void CppSyntaxer::ansiCProc()
void CppSyntaxer::procAnsiCStyleComment()
{
bool finishProcess = false;
mTokenId = TokenId::Comment;
if (mRun>=mLineSize) {
nullProc();
procNull();
return;
}
while (mRun<mLineSize) {
@ -345,7 +345,7 @@ void CppSyntaxer::ansiCProc()
}
}
void CppSyntaxer::asciiCharProc()
void CppSyntaxer::procAsciiChar()
{
mTokenId = TokenId::Char;
do {
@ -361,7 +361,7 @@ void CppSyntaxer::asciiCharProc()
mRange.state = RangeState::rsUnknown;
}
void CppSyntaxer::braceCloseProc()
void CppSyntaxer::procBraceClose()
{
mRun += 1;
mTokenId = TokenId::Symbol;
@ -384,7 +384,7 @@ void CppSyntaxer::braceCloseProc()
popIndents(IndentType::Block);
}
void CppSyntaxer::braceOpenProc()
void CppSyntaxer::procBraceOpen()
{
mRun += 1;
mTokenId = TokenId::Symbol;
@ -414,7 +414,7 @@ void CppSyntaxer::braceOpenProc()
pushIndents(IndentType::Block);
}
void CppSyntaxer::colonProc()
void CppSyntaxer::procColon()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize && mLine[mRun+1]==':') {
@ -424,13 +424,13 @@ void CppSyntaxer::colonProc()
}
}
void CppSyntaxer::commaProc()
void CppSyntaxer::procComma()
{
mRun+=1;
mTokenId = TokenId::Symbol;
}
void CppSyntaxer::directiveProc()
void CppSyntaxer::procDirective()
{
QString preContents = mLine.left(mRun).trimmed();
if (!preContents.isEmpty()) { // '#' is not first non-space char on the line, treat it as an invalid char
@ -473,7 +473,7 @@ void CppSyntaxer::directiveProc()
}
}
void CppSyntaxer::defineIdentProc()
void CppSyntaxer::procDefineIdent()
{
mTokenId = TokenId::Identifier;
@ -482,7 +482,7 @@ void CppSyntaxer::defineIdentProc()
mRange.state = RangeState::rsDefineRemaining;
}
void CppSyntaxer::defineRemainingProc()
void CppSyntaxer::procDefineRemaining()
{
mTokenId = TokenId::Directive;
while (mRun<mLineSize) {
@ -515,11 +515,11 @@ void CppSyntaxer::defineRemainingProc()
mRange.state=RangeState::rsUnknown;
}
void CppSyntaxer::directiveEndProc()
void CppSyntaxer::procDirectiveEnd()
{
mTokenId = TokenId::Directive;
if (mRun >= mLineSize) {
nullProc();
procNull();
return;
}
mRange.state = RangeState::rsUnknown;
@ -549,7 +549,7 @@ void CppSyntaxer::directiveEndProc()
} while (mRun < mLineSize);
}
void CppSyntaxer::equalProc()
void CppSyntaxer::procEqual()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize && mLine[mRun+1] == '=') {
@ -559,7 +559,7 @@ void CppSyntaxer::equalProc()
}
}
void CppSyntaxer::greaterProc()
void CppSyntaxer::procGreater()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize) {
@ -579,7 +579,7 @@ void CppSyntaxer::greaterProc()
mRun+=1;
}
void CppSyntaxer::identProc()
void CppSyntaxer::procIdentifier()
{
int wordEnd = mRun;
while (wordEnd<mLineSize && isIdentChar(mLine[wordEnd])) {
@ -597,7 +597,7 @@ void CppSyntaxer::identProc()
}
}
void CppSyntaxer::lowerProc()
void CppSyntaxer::procLower()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize) {
@ -617,7 +617,7 @@ void CppSyntaxer::lowerProc()
mRun+=1;
}
void CppSyntaxer::minusProc()
void CppSyntaxer::procMinus()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize) {
@ -640,7 +640,7 @@ void CppSyntaxer::minusProc()
mRun += 1;
}
void CppSyntaxer::modSymbolProc()
void CppSyntaxer::procMod()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize && mLine[mRun+1]=='=') {
@ -650,7 +650,7 @@ void CppSyntaxer::modSymbolProc()
}
}
void CppSyntaxer::notSymbolProc()
void CppSyntaxer::procNot()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize && mLine[mRun+1]=='=') {
@ -660,24 +660,44 @@ void CppSyntaxer::notSymbolProc()
}
}
void CppSyntaxer::nullProc()
void CppSyntaxer::procNull()
{
mTokenId = TokenId::Null;
}
void CppSyntaxer::numberProc()
void CppSyntaxer::procNumber(bool isFloat)
{
mTokenId = TokenId::Number;
if (mRun+1<mLineSize && mLine[mRun]=='0') {
if (mLine[mRun+1]=='x' || mLine[mRun+1]=='X') {
mTokenId=TokenId::Hex;
mRun+=2;
} else if (mLine[mRun+1]>='0' && mLine[mRun+1]<='7') {
mTokenId=TokenId::Octal;
mRun+=2;
}
} else
mRun+=1;
if (isFloat) {
mTokenId = TokenId::Float;
mRun++;
} else {
mTokenId = TokenId::Number;
if (mRun+1<mLineSize && mLine[mRun]=='0') {
if (mLine[mRun+1]=='x' || mLine[mRun+1]=='X') {
mTokenId=TokenId::Hex;
mRun+=2;
} else if (mLine[mRun+1]>='0' && mLine[mRun+1]<='7') {
mTokenId=TokenId::Octal;
mRun+=2;
}
} else
mRun+=1;
}
switch(mTokenId) {
case TokenId::Hex:
procHexNumber();
break;
case TokenId::Octal:
procOctNumber();
break;
default:
procDecNumber();
}
}
void CppSyntaxer::procDecNumber()
{
while (mRun<mLineSize) {
switch(mLine[mRun].unicode()) {
case '\'':
@ -687,14 +707,11 @@ void CppSyntaxer::numberProc()
mRun++;
break;
case '.':
if (mTokenId == TokenId::Number) {
mTokenId = TokenId::Float;
} else if (mTokenId == TokenId::Hex) {
mTokenId = TokenId::HexFloat;
} else {
if (mTokenId != TokenId::Number) {
mTokenId = TokenId::Unknown;
return;
}
mTokenId = TokenId::Float;
mRun++;
break;
case '0':
@ -705,64 +722,95 @@ void CppSyntaxer::numberProc()
case '5':
case '6':
case '7':
mRun++;
break;
case '8':
case '9':
if (mTokenId == TokenId::Octal)
return;
else {
mRun++;
break;
}
case 'a':
case 'b':
case 'c':
case 'd':
case 'f':
case 'A':
case 'B':
case 'C':
case 'D':
case 'F':
if (mTokenId != TokenId::Hex
&& mTokenId != TokenId::HexFloat)
return;
else {
mRun++;
break;
}
mRun++;
break;
case 'e':
case 'E':
if (mTokenId==TokenId::Number || mTokenId == TokenId::Float) {
mTokenId = TokenId::Float;
mRun++;
if (mRun < mLineSize && (mLine[mRun]== '+' || mLine[mRun]== '-')) // number = float, but no exponent. an arithmetic operator
mRun++;
} else if (mTokenId==TokenId::Octal) {
return;
} else
mTokenId = TokenId::Float;
mRun++;
if (mRun < mLineSize && (mLine[mRun]== '+' || mLine[mRun]== '-')) // number = float, but no exponent. an arithmetic operator
mRun++;
break;
case 'p':
case 'P':
if (mTokenId==TokenId::Hex || mTokenId==TokenId::HexFloat) {
mTokenId = TokenId::HexFloat;
mRun++;
if (mRun < mLineSize && (mLine[mRun]== '+' || mLine[mRun]== '-')) // number = float, but no exponent. an arithmetic operator
mRun++;
break;
} else
return;
default:
return;
}
}
}
void CppSyntaxer::orSymbolProc()
void CppSyntaxer::procHexNumber()
{
while (mRun<mLineSize) {
switch(mLine[mRun].unicode()) {
case '.':
if (mTokenId != TokenId::Hex) {
mTokenId = TokenId::Unknown;
return;
}
mTokenId = TokenId::HexFloat;
mRun++;
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
mRun++;
break;
case 'p':
case 'P':
mTokenId = TokenId::HexFloat;
mRun++;
if (mRun < mLineSize && (mLine[mRun]== '+' || mLine[mRun]== '-')) // number = float, but no exponent. an arithmetic operator
mRun++;
break;
default:
return;
}
}
}
void CppSyntaxer::procOctNumber()
{
while (mRun<mLineSize) {
switch(mLine[mRun].unicode()) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
mRun++;
break;
default:
return;
}
}
}
void CppSyntaxer::procOr()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize) {
@ -778,7 +826,7 @@ void CppSyntaxer::orSymbolProc()
mRun+=1;
}
void CppSyntaxer::plusProc()
void CppSyntaxer::procPlus()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize) {
@ -794,7 +842,7 @@ void CppSyntaxer::plusProc()
mRun+=1;
}
void CppSyntaxer::pointProc()
void CppSyntaxer::procPoint()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize && mLine[mRun+1] == '*' ) {
@ -802,19 +850,19 @@ void CppSyntaxer::pointProc()
} else if (mRun+2<mLineSize && mLine[mRun+1] == '.' && mLine[mRun+2] == '.') {
mRun+=3;
} else if (mRun+1<mLineSize && mLine[mRun+1]>='0' && mLine[mRun+1]<='9') {
numberProc();
procNumber(true);
} else {
mRun+=1;
}
}
void CppSyntaxer::questionProc()
void CppSyntaxer::procQuestion()
{
mTokenId = TokenId::Symbol;
mRun+=1;
}
void CppSyntaxer::rawStringProc()
void CppSyntaxer::procRawString()
{
bool noEscaping = false;
mTokenId = TokenId::RawString;
@ -842,7 +890,7 @@ void CppSyntaxer::rawStringProc()
mRange.state = RangeState::rsUnknown;
}
void CppSyntaxer::roundCloseProc()
void CppSyntaxer::procRoundClose()
{
mRun += 1;
mTokenId = TokenId::Symbol;
@ -852,7 +900,7 @@ void CppSyntaxer::roundCloseProc()
popIndents(IndentType::Parenthesis);
}
void CppSyntaxer::roundOpenProc()
void CppSyntaxer::procRoundOpen()
{
mRun += 1;
mTokenId = TokenId::Symbol;
@ -860,7 +908,7 @@ void CppSyntaxer::roundOpenProc()
pushIndents(IndentType::Parenthesis);
}
void CppSyntaxer::semiColonProc()
void CppSyntaxer::procSemiColon()
{
mRun += 1;
mTokenId = TokenId::Symbol;
@ -871,7 +919,7 @@ void CppSyntaxer::semiColonProc()
}
}
void CppSyntaxer::slashProc()
void CppSyntaxer::procSlash()
{
if (mRun+1<mLineSize) {
switch(mLine[mRun+1].unicode()) {
@ -896,7 +944,7 @@ void CppSyntaxer::slashProc()
}
mRun += 2;
if (mRun < mLineSize)
ansiCProc();
procAnsiCStyleComment();
return;
case '=':
mRun+=2;
@ -908,7 +956,7 @@ void CppSyntaxer::slashProc()
mTokenId = TokenId::Symbol;
}
void CppSyntaxer::backSlashProc()
void CppSyntaxer::procBackSlash()
{
if (mRun+1==mLineSize-1) {
mTokenId = TokenId::Symbol;
@ -918,7 +966,7 @@ void CppSyntaxer::backSlashProc()
mRun+=1;
}
void CppSyntaxer::spaceProc()
void CppSyntaxer::procSpace()
{
mRun += 1;
mTokenId = TokenId::Space;
@ -931,7 +979,7 @@ void CppSyntaxer::spaceProc()
}
}
void CppSyntaxer::squareCloseProc()
void CppSyntaxer::procSquareClose()
{
mRun+=1;
mTokenId = TokenId::Symbol;
@ -941,7 +989,7 @@ void CppSyntaxer::squareCloseProc()
popIndents(IndentType::Bracket);
}
void CppSyntaxer::squareOpenProc()
void CppSyntaxer::procSquareOpen()
{
mRun+=1;
mTokenId = TokenId::Symbol;
@ -949,7 +997,7 @@ void CppSyntaxer::squareOpenProc()
pushIndents(IndentType::Bracket);
}
void CppSyntaxer::starProc()
void CppSyntaxer::procStar()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize && mLine[mRun+1] == '=') {
@ -1016,7 +1064,7 @@ void CppSyntaxer::starProc()
// }
//}
void CppSyntaxer::stringEscapeSeqProc()
void CppSyntaxer::procStringEscapeSeq()
{
mTokenId = TokenId::StringEscapeSeq;
mRun+=1;
@ -1071,7 +1119,7 @@ void CppSyntaxer::stringEscapeSeqProc()
mRange.state = RangeState::rsString;
}
void CppSyntaxer::stringProc()
void CppSyntaxer::procString()
{
if (mRun >= mLineSize) {
mRange.state = RangeState::rsUnknown;
@ -1124,7 +1172,7 @@ void CppSyntaxer::stringProc()
mRange.state = RangeState::rsUnknown;
}
void CppSyntaxer::stringStartProc()
void CppSyntaxer::procStringStart()
{
mTokenId = TokenId::String;
mRun += 1;
@ -1132,22 +1180,22 @@ void CppSyntaxer::stringStartProc()
mRange.state = RangeState::rsUnknown;
return;
}
stringProc();
procString();
}
void CppSyntaxer::tildeProc()
void CppSyntaxer::procTilde()
{
mRun+=1;
mTokenId = TokenId::Symbol;
}
void CppSyntaxer::unknownProc()
void CppSyntaxer::procUnknown()
{
mRun+=1;
mTokenId = TokenId::Unknown;
}
void CppSyntaxer::xorSymbolProc()
void CppSyntaxer::procXor()
{
mTokenId = TokenId::Symbol;
if (mRun+1<mLineSize && mLine[mRun+1]=='=') {
@ -1160,53 +1208,53 @@ void CppSyntaxer::xorSymbolProc()
void CppSyntaxer::processChar()
{
if (mRun>=mLineSize) {
nullProc();
procNull();
} else {
switch(mLine[mRun].unicode()) {
case '&':
andSymbolProc();
procAndSymbol();
break;
case '\'':
asciiCharProc();
procAsciiChar();
break;
case '}':
braceCloseProc();
procBraceClose();
break;
case '{':
braceOpenProc();
procBraceOpen();
break;
case ':':
colonProc();
procColon();
break;
case ',':
commaProc();
procComma();
break;
case '#':
directiveProc();
procDirective();
break;
case '=':
equalProc();
procEqual();
break;
case '>':
greaterProc();
procGreater();
break;
case '?':
questionProc();
procQuestion();
break;
case '<':
lowerProc();
procLower();
break;
case '-':
minusProc();
procMinus();
break;
case '%':
modSymbolProc();
procMod();
break;
case '!':
notSymbolProc();
procNot();
break;
case '\\':
backSlashProc();
procBackSlash();
break;
case '0':
case '1':
@ -1218,52 +1266,52 @@ void CppSyntaxer::processChar()
case '7':
case '8':
case '9':
numberProc();
procNumber();
break;
case '|':
orSymbolProc();
procOr();
break;
case '+':
plusProc();
procPlus();
break;
case '.':
pointProc();
procPoint();
break;
case ')':
roundCloseProc();
procRoundClose();
break;
case '(':
roundOpenProc();
procRoundOpen();
break;
case ';':
semiColonProc();
procSemiColon();
break;
case '/':
slashProc();
procSlash();
break;
case ']':
squareCloseProc();
procSquareClose();
break;
case '[':
squareOpenProc();
procSquareOpen();
break;
case '*':
starProc();
procStar();
break;
case '"':
stringStartProc();
procStringStart();
break;
case '~':
tildeProc();
procTilde();
break;
case '^':
xorSymbolProc();
procXor();
break;
default:
if (isIdentChar(mLine[mRun])) {
identProc();
procIdentifier();
} else {
unknownProc();
procUnknown();
}
}
}
@ -1409,7 +1457,7 @@ void CppSyntaxer::next()
mTokenPos = mRun;
do {
if (mRun<mLineSize && isSpaceChar(mLine[mRun])) {
spaceProc();
procSpace();
break;
}
switch (mRange.state) {
@ -1418,19 +1466,19 @@ void CppSyntaxer::next()
case RangeState::rsAnsiCAsmBlock:
case RangeState::rsDirectiveComment:
//qDebug()<<"*0-0-0*";
ansiCProc();
procAnsiCStyleComment();
break;
case RangeState::rsString:
//qDebug()<<"*1-0-0*";
stringProc();
procString();
break;
case RangeState::rsCppComment:
//qDebug()<<"*2-0-0*";
ansiCppProc();
procCppStyleComment();
break;
case RangeState::rsMultiLineDirective:
//qDebug()<<"*3-0-0*";
directiveEndProc();
procDirectiveEnd();
break;
// case RangeState::rsMultiLineString:
// //qDebug()<<"*4-0-0*";
@ -1438,46 +1486,46 @@ void CppSyntaxer::next()
// break;
case RangeState::rsStringEscapeSeq:
//qDebug()<<"*6-0-0*";
stringEscapeSeqProc();
procStringEscapeSeq();
break;
case RangeState::rsChar:
//qDebug()<<"*7-0-0*";
if (mRun>=mLineSize) {
nullProc();
procNull();
} else if (mLine[mRun]=='\'') {
mRange.state = rsUnknown;
mTokenId = TokenId::Char;
mRun+=1;
} else {
asciiCharProc();
procAsciiChar();
}
break;
case RangeState::rsDefineIdentifier:
//qDebug()<<"*8-0-0*";
defineIdentProc();
procDefineIdent();
break;
case RangeState::rsDefineRemaining:
//qDebug()<<"*9-0-0*";
defineRemainingProc();
procDefineRemaining();
break;
default:
//qDebug()<<"*a-0-0*";
mRange.state = RangeState::rsUnknown;
if (mRun>=mLineSize) {
//qDebug()<<"*b-0-0*";
nullProc();
procNull();
} else if (mRun+1<mLineSize && mLine[mRun] == 'R' && mLine[mRun+1] == '"') {
//qDebug()<<"*c-0-0*";
mRun+=2;
rawStringProc();
procRawString();
} else if (mRun+1<mLineSize && (mLine[mRun] == 'L' || mLine[mRun] == 'u' || mLine[mRun]=='U') && mLine[mRun+1]=='\"') {
//qDebug()<<"*d-0-0*";
mRun+=1;
stringStartProc();
procStringStart();
} else if (mRun+2<mLineSize && mLine[mRun] == 'u' && mLine[mRun+1] == '8' && mLine[mRun+2]=='\"') {
//qDebug()<<"*e-0-0*";
mRun+=2;
stringStartProc();
procStringStart();
} else {
//qDebug()<<"*f-0-0*";
processChar();

85
libs/qsynedit/qsynedit/syntaxer/cpp.h
View File

@ -90,48 +90,51 @@ public:
TokenId getTokenId();
private:
void andSymbolProc();
void ansiCppProc();
void ansiCProc();
void asciiCharProc();
void braceCloseProc();
void braceOpenProc();
void colonProc();
void commaProc();
void directiveProc();
void defineIdentProc();
void defineRemainingProc();
void directiveEndProc();
void equalProc();
void greaterProc();
void identProc();
void lowerProc();
void minusProc();
void modSymbolProc();
void notSymbolProc();
void nullProc();
void numberProc();
void orSymbolProc();
void plusProc();
void pointProc();
void questionProc();
void rawStringProc();
void roundCloseProc();
void roundOpenProc();
void semiColonProc();
void slashProc();
void backSlashProc();
void spaceProc();
void squareCloseProc();
void squareOpenProc();
void starProc();
void procAndSymbol();
void procCppStyleComment();
void procAnsiCStyleComment();
void procAsciiChar();
void procBraceClose();
void procBraceOpen();
void procColon();
void procComma();
void procDirective();
void procDefineIdent();
void procDefineRemaining();
void procDirectiveEnd();
void procEqual();
void procGreater();
void procIdentifier();
void procLower();
void procMinus();
void procMod();
void procNot();
void procNull();
void procNumber(bool isFloat=false);
void procDecNumber();
void procHexNumber();
void procOctNumber();
void procOr();
void procPlus();
void procPoint();
void procQuestion();
void procRawString();
void procRoundClose();
void procRoundOpen();
void procSemiColon();
void procSlash();
void procBackSlash();
void procSpace();
void procSquareClose();
void procSquareOpen();
void procStar();
// void stringEndProc();
void stringEscapeSeqProc();
void stringProc();
void stringStartProc();
void tildeProc();
void unknownProc();
void xorSymbolProc();
void procStringEscapeSeq();
void procString();
void procStringStart();
void procTilde();
void procUnknown();
void procXor();
void processChar();
void popIndents(IndentType indentType);
void pushIndents(IndentType indentType, int line=-1);