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CppEditor: Merge two factories

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They are closely related, and we might want to add more variants of this
functionality.

Change-Id: Ida83cce018fad5a84d5f6d24a0fa4ff2bca5a67b
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
This commit is contained in:
Christian Kandeler
2023-04-25 17:51:25 +02:00
parent 3821683647
commit 5e73bacb0e
3 changed files with 62 additions and 75 deletions
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107
src/plugins/cppeditor/cppquickfixes.cpp
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@@ -1646,42 +1646,6 @@ private:
} // anonymous namespace
void AddLocalDeclaration::match(const CppQuickFixInterface &interface, QuickFixOperations &result)
{
const QList<AST *> &path = interface.path();
CppRefactoringFilePtr file = interface.currentFile();
for (int index = path.size() - 1; index != -1; --index) {
if (BinaryExpressionAST *binary = path.at(index)->asBinaryExpression()) {
if (binary->left_expression && binary->right_expression
&& file->tokenAt(binary->binary_op_token).is(T_EQUAL)) {
IdExpressionAST *idExpr = binary->left_expression->asIdExpression();
if (interface.isCursorOn(binary->left_expression) && idExpr
&& idExpr->name->asSimpleName() != nullptr) {
SimpleNameAST *nameAST = idExpr->name->asSimpleName();
const QList<LookupItem> results = interface.context().lookup(nameAST->name, file->scopeAt(nameAST->firstToken()));
Declaration *decl = nullptr;
for (const LookupItem &r : results) {
if (!r.declaration())
continue;
if (Declaration *d = r.declaration()->asDeclaration()) {
if (!d->type()->asFunctionType()) {
decl = d;
break;
}
}
}
if (!decl) {
result << new AddLocalDeclarationOp(interface, index, binary, nameAST);
return;
}
}
}
}
}
}
namespace {
class ConvertToCamelCaseOp: public CppQuickFixOperation
@@ -2980,25 +2944,64 @@ private:
const QString m_type;
};
void InsertMemberFromInitialization::match(const CppQuickFixInterface &interface,
void AddDeclarationForUndeclaredIdentifier::match(const CppQuickFixInterface &interface,
QuickFixOperations &result)
{
// First check whether we are on a member initialization.
if (!checkForMemberInitializer(interface, result))
return;
const CppRefactoringFilePtr &file = interface.currentFile();
const QList<AST *> path = interface.path();
for (int index = path.size() - 1; index != -1; --index) {
if (BinaryExpressionAST *binary = path.at(index)->asBinaryExpression()) {
if (binary->left_expression && binary->right_expression
&& file->tokenAt(binary->binary_op_token).is(T_EQUAL)) {
IdExpressionAST *idExpr = binary->left_expression->asIdExpression();
if (interface.isCursorOn(binary->left_expression) && idExpr
&& idExpr->name->asSimpleName() != nullptr) {
SimpleNameAST *nameAST = idExpr->name->asSimpleName();
const QList<LookupItem> results = interface.context().lookup(
nameAST->name, file->scopeAt(nameAST->firstToken()));
Declaration *decl = nullptr;
for (const LookupItem &r : results) {
if (!r.declaration())
continue;
if (Declaration *d = r.declaration()->asDeclaration()) {
if (!d->type()->asFunctionType()) {
decl = d;
break;
}
}
}
if (!decl) {
result << new AddLocalDeclarationOp(interface, index, binary, nameAST);
return;
}
}
}
}
}
}
bool AddDeclarationForUndeclaredIdentifier::checkForMemberInitializer(
const CppQuickFixInterface &interface, TextEditor::QuickFixOperations &result)
{
const QList<AST *> &path = interface.path();
const int size = path.size();
if (size < 4)
return;
return true;
const SimpleNameAST * const name = path.at(size - 1)->asSimpleName();
if (!name)
return;
return true;
const MemInitializerAST * const memInitializer = path.at(size - 2)->asMemInitializer();
if (!memInitializer)
return;
return true;
if (!path.at(size - 3)->asCtorInitializer())
return;
return true;
const FunctionDefinitionAST * ctor = path.at(size - 4)->asFunctionDefinition();
if (!ctor)
return;
return false;
// Now find the class.
const Class *theClass = nullptr;
@@ -3011,30 +3014,31 @@ void InsertMemberFromInitialization::match(const CppQuickFixInterface &interface
// Out-of-line constructor. We need to find the class.
SymbolFinder finder;
const QList<Declaration *> matches = finder.findMatchingDeclaration(
LookupContext(interface.currentFile()->cppDocument(), interface.snapshot()),
ctor->symbol);
LookupContext(interface.currentFile()->cppDocument(), interface.snapshot()),
ctor->symbol);
if (!matches.isEmpty())
theClass = matches.first()->enclosingClass();
}
if (!theClass)
return;
return false;
// Check whether the member exists already.
if (theClass->find(interface.currentFile()->cppDocument()->translationUnit()->identifier(
name->identifier_token))) {
return;
name->identifier_token))) {
return false;
}
const QString type = getType(interface, memInitializer, ctor);
const Identifier * const memberId = interface.currentFile()->cppDocument()
->translationUnit()->identifier(name->identifier_token);
->translationUnit()->identifier(name->identifier_token);
const QString member = QString::fromUtf8(memberId->chars(), memberId->size());
result << new InsertMemberFromInitializationOp(interface, theClass, member, type);
return false;
}
QString InsertMemberFromInitialization::getType(
QString AddDeclarationForUndeclaredIdentifier::getType(
const CppQuickFixInterface &interface,
const MemInitializerAST *memInitializer,
const FunctionDefinitionAST *ctor) const
@@ -9072,7 +9076,6 @@ void createCppQuickFixes()
new SplitIfStatement;
new SplitSimpleDeclaration;
new AddLocalDeclaration;
new AddBracesToIf;
new RearrangeParamDeclarationList;
new ReformatPointerDeclaration;
@@ -9089,7 +9092,7 @@ void createCppQuickFixes()
new GenerateGettersSettersForClass;
new InsertDeclFromDef;
new InsertDefFromDecl;
new InsertMemberFromInitialization;
new AddDeclarationForUndeclaredIdentifier;
new InsertDefsFromDecls;
new MoveFuncDefOutside;