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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2023 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#include "AsyncRefactoring.h"
#include "Utils.h"
using namespace swift;
using namespace swift::refactoring::asyncrefactorings;
void DeclCollector::collect(BraceStmt *Scope, SourceFile &SF,
llvm::DenseSet<const Decl *> &Decls) {
DeclCollector Collector(Decls);
if (Scope) {
for (auto Node : Scope->getElements()) {
Collector.walk(Node);
}
} else {
Collector.walk(SF);
}
}
bool DeclCollector::walkToDeclPre(Decl *D, CharSourceRange Range) {
// Want to walk through top level code decls (which are implicitly added
// for top level non-decl code) and pattern binding decls (which contain
// the var decls that we care about).
if (isa<TopLevelCodeDecl>(D) || isa<PatternBindingDecl>(D))
return true;
if (!D->isImplicit())
Decls.insert(D);
return false;
}
bool DeclCollector::walkToExprPre(Expr *E) { return !isa<ClosureExpr>(E); }
bool DeclCollector::walkToStmtPre(Stmt *S) {
return S->isImplicit() || !startsNewScope(S);
}
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