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ClangFormat: Pimpl ClangFormatBaseIndenter

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This avoids the large-scale exposure of #include <clang/Format/Format.h>
which otherwise confuses moc.

Change-Id: I1d48174bd5f940e03986b58a7efa5e537cc99781
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>
This commit is contained in:
hjk
2024-01-19 13:54:38 +01:00
parent 62c0e5024e
commit 5f9b36b45a
2 changed files with 98 additions and 67 deletions
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126
src/plugins/clangformat/clangformatbaseindenter.cpp
View File

@@ -23,10 +23,15 @@
#include <QDebug>
#include <QTextDocument>
#include <clang/Format/Format.h>
#include <clang/Tooling/Core/Replacement.h>
using namespace Utils;
namespace ClangFormat {
enum class ReplacementsToKeep { OnlyIndent, IndentAndBefore, All };
Internal::LlvmFileSystemAdapter llvmFileSystemAdapter = {};
namespace {
@@ -490,11 +495,63 @@ int formattingRangeStart(const QTextBlock &currentBlock,
}
} // namespace
class ClangFormatBaseIndenterPrivate final
{
public:
ClangFormatBaseIndenterPrivate(ClangFormatBaseIndenter *parent, QTextDocument *doc, FilePath *fileName)
: q(parent), m_doc(doc), m_fileName(fileName)
{}
void indent(const QTextCursor &cursor, const QChar &typedChar, int cursorPositionInEditor);
void indentBlocks(const QTextBlock &startBlock,
const QTextBlock &endBlock,
const QChar &typedChar,
int cursorPositionInEditor);
ChangeSet indentsFor(QTextBlock startBlock,
const QTextBlock &endBlock,
const QChar &typedChar,
int cursorPositionInEditor,
bool trimTrailingWhitespace = true);
ChangeSet replacements(QByteArray buffer,
const QTextBlock &startBlock,
const QTextBlock &endBlock,
int cursorPositionInEditor,
ReplacementsToKeep replacementsToKeep,
const QChar &typedChar = QChar::Null,
bool secondTry = false) const;
const clang::format::FormatStyle &styleForFile() const;
ClangFormatBaseIndenter *q;
QTextDocument *m_doc;
FilePath *m_fileName;
struct CachedStyle {
clang::format::FormatStyle style = clang::format::getNoStyle();
QDateTime expirationTime;
void setCache(clang::format::FormatStyle newStyle, std::chrono::milliseconds timeout)
{
style = newStyle;
expirationTime = QDateTime::currentDateTime().addMSecs(timeout.count());
}
};
mutable CachedStyle m_cachedStyle;
clang::format::FormatStyle customSettingsStyle(const FilePath &fileName) const;
TextEditor::ICodeStylePreferences *m_overriddenPreferences = nullptr;
};
ClangFormatBaseIndenter::ClangFormatBaseIndenter(QTextDocument *doc)
: TextEditor::Indenter(doc)
: TextEditor::Indenter(doc), d(new ClangFormatBaseIndenterPrivate(this, doc, &m_fileName))
{}
Utils::ChangeSet ClangFormatBaseIndenter::replacements(QByteArray buffer,
ClangFormatBaseIndenter::~ClangFormatBaseIndenter()
{
delete d;
}
ChangeSet ClangFormatBaseIndenterPrivate::replacements(QByteArray buffer,
const QTextBlock &startBlock,
const QTextBlock &endBlock,
int cursorPositionInEditor,
@@ -503,7 +560,7 @@ Utils::ChangeSet ClangFormatBaseIndenter::replacements(QByteArray buffer,
bool secondTry) const
{
QTC_ASSERT(replacementsToKeep != ReplacementsToKeep::All, return Utils::ChangeSet());
QTC_ASSERT(!m_fileName.isEmpty(), return {});
QTC_ASSERT(!m_fileName->isEmpty(), return {});
QByteArray originalBuffer = buffer;
int utf8Offset = Utils::Text::utf8NthLineOffset(m_doc, buffer, startBlock.blockNumber() + 1);
@@ -512,7 +569,7 @@ Utils::ChangeSet ClangFormatBaseIndenter::replacements(QByteArray buffer,
int rangeStart = 0;
if (replacementsToKeep == ReplacementsToKeep::IndentAndBefore)
rangeStart = formattingRangeStart(startBlock, buffer, lastSaveRevision());
rangeStart = formattingRangeStart(startBlock, buffer, q->lastSaveRevision());
clang::format::FormatStyle style = styleForFile();
adjustFormatStyleForLineBreak(style, replacementsToKeep);
@@ -535,7 +592,7 @@ Utils::ChangeSet ClangFormatBaseIndenter::replacements(QByteArray buffer,
clang::format::FormattingAttemptStatus status;
clang::tooling::Replacements clangReplacements = clang::format::reformat(
style, buffer.data(), ranges, m_fileName.toFSPathString().toStdString(), &status);
style, buffer.data(), ranges, m_fileName->toFSPathString().toStdString(), &status);
clang::tooling::Replacements filtered;
if (status.FormatComplete) {
@@ -611,11 +668,11 @@ Utils::EditOperations ClangFormatBaseIndenter::format(const TextEditor::RangesIn
return editOperations;
}
Utils::ChangeSet ClangFormatBaseIndenter::indentsFor(QTextBlock startBlock,
const QTextBlock &endBlock,
const QChar &typedChar,
int cursorPositionInEditor,
bool trimTrailingWhitespace)
ChangeSet ClangFormatBaseIndenterPrivate::indentsFor(QTextBlock startBlock,
const QTextBlock &endBlock,
const QChar &typedChar,
int cursorPositionInEditor,
bool trimTrailingWhitespace)
{
if (typedChar != QChar::Null && cursorPositionInEditor > 0
&& m_doc->characterAt(cursorPositionInEditor - 1) == typedChar
@@ -634,7 +691,7 @@ Utils::ChangeSet ClangFormatBaseIndenter::indentsFor(QTextBlock startBlock,
const QByteArray buffer = m_doc->toPlainText().toUtf8();
ReplacementsToKeep replacementsToKeep = ReplacementsToKeep::OnlyIndent;
if (formatWhileTyping()
if (q->formatWhileTyping()
&& (cursorPositionInEditor == -1 || cursorPositionInEditor >= startBlockPosition)
&& (typedChar == ';' || typedChar == '}')) {
// Format before current position only in case the cursor is inside the indented block.
@@ -654,18 +711,18 @@ Utils::ChangeSet ClangFormatBaseIndenter::indentsFor(QTextBlock startBlock,
typedChar);
}
void ClangFormatBaseIndenter::indentBlocks(const QTextBlock &startBlock,
const QTextBlock &endBlock,
const QChar &typedChar,
int cursorPositionInEditor)
void ClangFormatBaseIndenterPrivate::indentBlocks(const QTextBlock &startBlock,
const QTextBlock &endBlock,
const QChar &typedChar,
int cursorPositionInEditor)
{
Utils::ChangeSet changeset = indentsFor(startBlock, endBlock, typedChar, cursorPositionInEditor);
changeset.apply(m_doc);
}
void ClangFormatBaseIndenter::indent(const QTextCursor &cursor,
const QChar &typedChar,
int cursorPositionInEditor)
void ClangFormatBaseIndenterPrivate::indent(const QTextCursor &cursor,
const QChar &typedChar,
int cursorPositionInEditor)
{
if (cursor.hasSelection()) {
indentBlocks(m_doc->findBlock(cursor.selectionStart()),
@@ -682,14 +739,14 @@ void ClangFormatBaseIndenter::indent(const QTextCursor &cursor,
const TextEditor::TabSettings & /*tabSettings*/,
int cursorPositionInEditor)
{
indent(cursor, typedChar, cursorPositionInEditor);
d->indent(cursor, typedChar, cursorPositionInEditor);
}
void ClangFormatBaseIndenter::reindent(const QTextCursor &cursor,
const TextEditor::TabSettings & /*tabSettings*/,
int cursorPositionInEditor)
{
indent(cursor, QChar::Null, cursorPositionInEditor);
d->indent(cursor, QChar::Null, cursorPositionInEditor);
}
void ClangFormatBaseIndenter::indentBlock(const QTextBlock &block,
@@ -697,7 +754,7 @@ void ClangFormatBaseIndenter::indentBlock(const QTextBlock &block,
const TextEditor::TabSettings & /*tabSettings*/,
int cursorPositionInEditor)
{
indentBlocks(block, block, typedChar, cursorPositionInEditor);
d->indentBlocks(block, block, typedChar, cursorPositionInEditor);
}
int ClangFormatBaseIndenter::indentFor(const QTextBlock &block,
@@ -705,7 +762,7 @@ int ClangFormatBaseIndenter::indentFor(const QTextBlock &block,
int cursorPositionInEditor)
{
Utils::ChangeSet toReplace
= indentsFor(block, block, QChar::Null, cursorPositionInEditor, false);
= d->indentsFor(block, block, QChar::Null, cursorPositionInEditor, false);
if (toReplace.isEmpty())
return -1;
@@ -721,10 +778,10 @@ TextEditor::IndentationForBlock ClangFormatBaseIndenter::indentationForBlocks(
TextEditor::IndentationForBlock ret;
if (blocks.isEmpty())
return ret;
Utils::ChangeSet toReplace = indentsFor(blocks.front(),
blocks.back(),
QChar::Null,
cursorPositionInEditor);
Utils::ChangeSet toReplace = d->indentsFor(blocks.front(),
blocks.back(),
QChar::Null,
cursorPositionInEditor);
const QByteArray buffer = m_doc->toPlainText().toUtf8();
for (const QTextBlock &block : blocks)
@@ -769,11 +826,11 @@ void ClangFormatBaseIndenter::autoIndent(const QTextCursor &cursor,
}
format({{start.blockNumber() + 1, end.blockNumber() + 1}});
} else {
indent(cursor, QChar::Null, cursorPositionInEditor);
d->indent(cursor, QChar::Null, cursorPositionInEditor);
}
}
clang::format::FormatStyle ClangFormatBaseIndenter::customSettingsStyle(
clang::format::FormatStyle ClangFormatBaseIndenterPrivate::customSettingsStyle(
const Utils::FilePath &fileName) const
{
const ProjectExplorer::Project *projectForFile
@@ -808,6 +865,11 @@ static std::chrono::milliseconds getCacheTimeout()
}
const clang::format::FormatStyle &ClangFormatBaseIndenter::styleForFile() const
{
return d->styleForFile();
}
const clang::format::FormatStyle &ClangFormatBaseIndenterPrivate::styleForFile() const
{
using namespace std::chrono_literals;
static const std::chrono::milliseconds cacheTimeout = getCacheTimeout();
@@ -816,15 +878,15 @@ const clang::format::FormatStyle &ClangFormatBaseIndenter::styleForFile() const
if (m_cachedStyle.expirationTime > time && !(m_cachedStyle.style == clang::format::getNoStyle()))
return m_cachedStyle.style;
if (getCurrentCustomSettings(m_fileName)) {
clang::format::FormatStyle style = customSettingsStyle(m_fileName);
if (getCurrentCustomSettings(*m_fileName)) {
clang::format::FormatStyle style = customSettingsStyle(*m_fileName);
m_cachedStyle.setCache(style, cacheTimeout);
return m_cachedStyle.style;
}
llvm::Expected<clang::format::FormatStyle> styleFromProjectFolder
= clang::format::getStyle("file",
m_fileName.toFSPathString().toStdString(),
m_fileName->toFSPathString().toStdString(),
"none",
"",
&llvmFileSystemAdapter);
@@ -846,7 +908,7 @@ const clang::format::FormatStyle &ClangFormatBaseIndenter::styleForFile() const
void ClangFormatBaseIndenter::setOverriddenPreferences(TextEditor::ICodeStylePreferences *preferences)
{
m_overriddenPreferences = preferences;
d->m_overriddenPreferences = preferences;
}
} // namespace ClangFormat

39
src/plugins/clangformat/clangformatbaseindenter.h
View File

@@ -5,16 +5,15 @@
#include <texteditor/indenter.h>
#include <clang/Format/Format.h>
namespace clang::format { struct FormatStyle; }
namespace ClangFormat {
enum class ReplacementsToKeep { OnlyIndent, IndentAndBefore, All };
class ClangFormatBaseIndenter : public TextEditor::Indenter
{
public:
ClangFormatBaseIndenter(QTextDocument *doc);
~ClangFormatBaseIndenter();
TextEditor::IndentationForBlock indentationForBlocks(const QVector<QTextBlock> &blocks,
const TextEditor::TabSettings &tabSettings,
@@ -57,38 +56,8 @@ protected:
virtual int lastSaveRevision() const { return 0; }
private:
void indent(const QTextCursor &cursor, const QChar &typedChar, int cursorPositionInEditor);
void indentBlocks(const QTextBlock &startBlock,
const QTextBlock &endBlock,
const QChar &typedChar,
int cursorPositionInEditor);
Utils::ChangeSet indentsFor(QTextBlock startBlock,
const QTextBlock &endBlock,
const QChar &typedChar,
int cursorPositionInEditor,
bool trimTrailingWhitespace = true);
Utils::ChangeSet replacements(QByteArray buffer,
const QTextBlock &startBlock,
const QTextBlock &endBlock,
int cursorPositionInEditor,
ReplacementsToKeep replacementsToKeep,
const QChar &typedChar = QChar::Null,
bool secondTry = false) const;
struct CachedStyle {
clang::format::FormatStyle style = clang::format::getNoStyle();
QDateTime expirationTime;
void setCache(clang::format::FormatStyle newStyle, std::chrono::milliseconds timeout)
{
style = newStyle;
expirationTime = QDateTime::currentDateTime().addMSecs(timeout.count());
}
};
mutable CachedStyle m_cachedStyle;
clang::format::FormatStyle customSettingsStyle(const Utils::FilePath &fileName) const;
TextEditor::ICodeStylePreferences *m_overriddenPreferences = nullptr;
friend class ClangFormatBaseIndenterPrivate;
class ClangFormatBaseIndenterPrivate *d = nullptr;
};
} // namespace ClangFormat