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