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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qqmldomoutwriter_p.h"
#include "qqmldomlinewriter_p.h"
#include "qqmldomitem_p.h"
#include "qqmldomcomments_p.h"
#include <QtCore/QLoggingCategory>
QT_BEGIN_NAMESPACE
namespace QQmlJS {
namespace Dom {
static inline OutWriter::RegionToCommentMap extractComments(const DomItem &it)
{
OutWriter::RegionToCommentMap comments;
if (const RegionComments *cRegionsPtr = it.field(Fields::comments).as<RegionComments>()) {
comments = cRegionsPtr->regionComments();
}
return comments;
}
void OutWriter::itemStart(const DomItem &it)
{
pendingComments.push(extractComments(it));
regionStart(MainRegion);
}
void OutWriter::itemEnd()
{
Q_ASSERT(!pendingComments.isEmpty());
regionEnd(MainRegion);
pendingComments.pop();
}
void OutWriter::regionStart(FileLocationRegion region)
{
const auto &comments = pendingComments.top();
if (!skipComments && comments.contains(region)) {
comments[region].writePre(*this);
}
}
void OutWriter::regionEnd(FileLocationRegion region)
{
auto &comments = pendingComments.top();
if (comments.contains(region)) {
if (!skipComments) {
comments[region].writePost(*this);
}
comments.remove(region);
}
}
/*!
\internal
Helper method for writeRegion(FileLocationRegion region) that allows to use
\c{writeRegion(ColonTokenRegion);} instead of having to write out the more error-prone
\c{writeRegion(ColonTokenRegion, ":");} for tokens and keywords.
*/
OutWriter &OutWriter::writeRegion(FileLocationRegion region)
{
using namespace Qt::Literals::StringLiterals;
QString codeForRegion;
switch (region) {
case ComponentKeywordRegion:
codeForRegion = u"component"_s;
break;
case IdColonTokenRegion:
case ColonTokenRegion:
codeForRegion = u":"_s;
break;
case ImportTokenRegion:
codeForRegion = u"import"_s;
break;
case AsTokenRegion:
codeForRegion = u"as"_s;
break;
case OnTokenRegion:
codeForRegion = u"on"_s;
break;
case IdTokenRegion:
codeForRegion = u"id"_s;
break;
case LeftBraceRegion:
codeForRegion = u"{"_s;
break;
case RightBraceRegion:
codeForRegion = u"}"_s;
break;
case LeftBracketRegion:
codeForRegion = u"["_s;
break;
case RightBracketRegion:
codeForRegion = u"]"_s;
break;
case LeftParenthesisRegion:
codeForRegion = u"("_s;
break;
case RightParenthesisRegion:
codeForRegion = u")"_s;
break;
case EnumKeywordRegion:
codeForRegion = u"enum"_s;
break;
case DefaultKeywordRegion:
codeForRegion = u"default"_s;
break;
case RequiredKeywordRegion:
codeForRegion = u"required"_s;
break;
case ReadonlyKeywordRegion:
codeForRegion = u"readonly"_s;
break;
case PropertyKeywordRegion:
codeForRegion = u"property"_s;
break;
case FunctionKeywordRegion:
codeForRegion = u"function"_s;
break;
case SignalKeywordRegion:
codeForRegion = u"signal"_s;
break;
case ReturnKeywordRegion:
codeForRegion = u"return"_s;
break;
case EllipsisTokenRegion:
codeForRegion = u"..."_s;
break;
case EqualTokenRegion:
codeForRegion = u"="_s;
break;
case PragmaKeywordRegion:
codeForRegion = u"pragma"_s;
break;
case CommaTokenRegion:
codeForRegion = u","_s;
break;
case ForKeywordRegion:
codeForRegion = u"for"_s;
break;
case ElseKeywordRegion:
codeForRegion = u"else"_s;
break;
case DoKeywordRegion:
codeForRegion = u"do"_s;
break;
case WhileKeywordRegion:
codeForRegion = u"while"_s;
break;
case TryKeywordRegion:
codeForRegion = u"try"_s;
break;
case CatchKeywordRegion:
codeForRegion = u"catch"_s;
break;
case FinallyKeywordRegion:
codeForRegion = u"finally"_s;
break;
case CaseKeywordRegion:
codeForRegion = u"case"_s;
break;
case ThrowKeywordRegion:
codeForRegion = u"throw"_s;
break;
case ContinueKeywordRegion:
codeForRegion = u"continue"_s;
break;
case BreakKeywordRegion:
codeForRegion = u"break"_s;
break;
case QuestionMarkTokenRegion:
codeForRegion = u"?"_s;
break;
case SemicolonTokenRegion:
codeForRegion = u";"_s;
break;
case IfKeywordRegion:
codeForRegion = u"if"_s;
break;
case SwitchKeywordRegion:
codeForRegion = u"switch"_s;
break;
case YieldKeywordRegion:
codeForRegion = u"yield"_s;
break;
case NewKeywordRegion:
codeForRegion = u"new"_s;
break;
case ThisKeywordRegion:
codeForRegion = u"this"_s;
break;
case SuperKeywordRegion:
codeForRegion = u"super"_s;
break;
case StarTokenRegion:
codeForRegion = u"*"_s;
break;
case DollarLeftBraceTokenRegion:
codeForRegion = u"${"_s;
break;
case LeftBacktickTokenRegion:
case RightBacktickTokenRegion:
codeForRegion = u"`"_s;
break;
case FinalKeywordRegion:
codeForRegion = u"final"_s;
break;
// not keywords:
case ImportUriRegion:
case IdNameRegion:
case IdentifierRegion:
case PragmaValuesRegion:
case MainRegion:
case OnTargetRegion:
case TypeIdentifierRegion:
case TypeModifierRegion:
case FirstSemicolonTokenRegion:
case SecondSemicolonRegion:
case InOfTokenRegion:
case OperatorTokenRegion:
case VersionRegion:
case EnumValueRegion:
Q_ASSERT_X(false, "regionToString", "Using regionToString on a value or an identifier!");
return *this;
}
return writeRegion(region, codeForRegion);
}
OutWriter &OutWriter::writeRegion(FileLocationRegion region, QStringView toWrite)
{
regionStart(region);
lineWriter.write(toWrite);
regionEnd(region);
return *this;
}
} // namespace Dom
} // namespace QQmlJS
QT_END_NAMESPACE
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