llvm/clang/include/clang/Tooling/ASTDiff/ASTDiff.h

//===- ASTDiff.h - AST differencing API -----------------------*- C++ -*- -===//
//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file specifies an interface that can be used to compare C++ syntax
// trees.
//
// We use the gumtree algorithm which combines a heuristic top-down search that
// is able to match large subtrees that are equivalent, with an optimal
// algorithm to match small subtrees.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_TOOLING_ASTDIFF_ASTDIFF_H
#define LLVM_CLANG_TOOLING_ASTDIFF_ASTDIFF_H

#include "clang/Tooling/ASTDiff/ASTDiffInternal.h"
#include <optional>

namespace clang {
namespace diff {

enum ChangeKind { … };

/// Represents a Clang AST node, alongside some additional information.
struct Node { … };

/// SyntaxTree objects represent subtrees of the AST.
/// They can be constructed from any Decl or Stmt.
class SyntaxTree { … };

struct ComparisonOptions { … };

class ASTDiff { … };

} // end namespace diff
} // end namespace clang

#endif