[Refactoring] Add guards around header files in lib/Refactoring

Author: ahoppen

lib/Refactoring/Async/AsyncRefactoring.h

@@ -10,6 +10,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#ifndef SWIFT_REFACTORING_ASYNCREFACTORING_H
+#define SWIFT_REFACTORING_ASYNCREFACTORING_H
+
 #include "ContextFinder.h"
 #include "swift/AST/ASTContext.h"
 #include "swift/AST/DiagnosticsRefactoring.h"
@@ -1376,3 +1379,5 @@ class AsyncConverter : private SourceEntityWalker {
 } // namespace asyncrefactorings
 } // namespace refactoring
 } // namespace swift
+
+#endif

lib/Refactoring/Async/Utils.h

@@ -10,6 +10,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#ifndef SWIFT_REFACTORING_ASYNCUTILS_H
+#define SWIFT_REFACTORING_ASYNCUTILS_H
+
 #include "swift/AST/Stmt.h"
 
 namespace swift {
@@ -31,3 +34,5 @@ FuncDecl *getUnderlyingFunc(const Expr *Fn);
 } // namespace asyncrefactorings
 } // namespace refactoring
 } // namespace swift
+
+#endif

lib/Refactoring/ContextFinder.h

@@ -10,6 +10,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#ifndef SWIFT_REFACTORING_CONTEXTFINDER_H
+#define SWIFT_REFACTORING_CONTEXTFINDER_H
+
 #include "swift/AST/ASTContext.h"
 #include "swift/AST/SourceFile.h"
 #include "swift/Basic/SourceManager.h"
@@ -68,3 +71,5 @@ class ContextFinder : public SourceEntityWalker {
 
 } // namespace refactoring
 } // namespace swift
+
+#endif

lib/Refactoring/ExtractExprBase.h

@@ -10,6 +10,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#ifndef SWIFT_REFACTORING_EXTRACTEXPRBASE_H
+#define SWIFT_REFACTORING_EXTRACTEXPRBASE_H
+
 #include "swift/AST/ASTContext.h"
 #include "swift/AST/SourceFile.h"
 #include "swift/IDE/IDERequests.h"
@@ -80,3 +83,5 @@ class RefactoringActionExtractExprBase {
 
 } // namespace refactoring
 } // namespace swift
+
+#endif

lib/Refactoring/LocalRename.h

@@ -10,6 +10,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#ifndef SWIFT_REFACTORING_LOCALRENAME_H
+#define SWIFT_REFACTORING_LOCALRENAME_H
+
 #include "swift/Refactoring/Refactoring.h"
 
 namespace swift {
@@ -24,3 +27,5 @@ struct RenameInfo {
 llvm::Optional<RenameInfo> getRenameInfo(ResolvedCursorInfoPtr cursorInfo);
 } // namespace refactoring
 } // namespace swift
+
+#endif

lib/Refactoring/RefactoringActions.h

@@ -9,6 +9,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#ifndef SWIFT_REFACTORING_REFACTORINGACTIONS_H
+#define SWIFT_REFACTORING_REFACTORINGACTIONS_H
+
 #include "swift/AST/ASTContext.h"
 #include "swift/AST/SourceFile.h"
 #include "swift/Basic/SourceManager.h"
@@ -130,3 +133,5 @@ class RangeBasedRefactoringAction : public RefactoringAction {
 
 } // end namespace refactoring
 } // end namespace swift
+
+#endif

lib/Refactoring/Renamer.h

@@ -10,6 +10,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#ifndef SWIFT_REFACTORING_RENAME_H
+#define SWIFT_REFACTORING_RENAME_H
+
 #include "swift/Basic/SourceManager.h"
 #include "swift/IDE/Utils.h"
 #include "swift/Parse/Lexer.h"
@@ -100,3 +103,5 @@ class RenameRangeDetailCollector : public Renamer {
 
 } // namespace refactoring
 } // namespace swift
+
+#endif

lib/Refactoring/Utils.h

@@ -10,6 +10,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#ifndef SWIFT_REFACTORING_UTILS_H
+#define SWIFT_REFACTORING_UTILS_H
+
 #include "swift/AST/ASTContext.h"
 #include "swift/AST/Decl.h"
 #include "swift/Basic/LLVM.h"
@@ -26,3 +29,5 @@ StringRef correctNewDeclName(DeclContext *DC, StringRef Name);
 SmallVector<ProtocolDecl *, 2> getAllProtocols(NominalTypeDecl *NTD);
 }
 } // namespace swift
+
+#endif