llvm/llvm/tools/llvm-readtapi/DiffEngine.h

//===-- DiffEngine.h - File comparator --------------------------*- 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 header defines the interface to the llvm-tapi difference engine,
// which structurally compares two tbd files.
//
//===----------------------------------------------------------------------===/
#ifndef LLVM_TOOLS_LLVM_TAPI_DIFF_DIFFENGINE_H
#define LLVM_TOOLS_LLVM_TAPI_DIFF_DIFFENGINE_H

#include "llvm/Object/TapiUniversal.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/TextAPI/Symbol.h"
#include "llvm/TextAPI/Target.h"

namespace llvm {

/// InterfaceInputOrder determines from which file the diff attribute belongs
/// to.
enum InterfaceInputOrder { … };

/// DiffAttrKind is the enum that holds the concrete bases for RTTI.
enum DiffAttrKind { … };

/// AttributeDiff is the abstract class for RTTI.
class AttributeDiff { … };

/// DiffOutput is the representation of a diff for a single attribute.
struct DiffOutput { … };

/// DiffScalarVal is a template class for the different types of scalar values.
template <class T, DiffAttrKind U> class DiffScalarVal : public AttributeDiff { … };

/// SymScalar is the diff symbol and the order.
class SymScalar { … };

class DiffStrVec : public AttributeDiff { … };

class DiffSymVec : public AttributeDiff { … };

/// InlineDoc represents an inlined framework/library in a TBD File.
class InlineDoc : public AttributeDiff { … };

/// DiffEngine contains the methods to compare the input files and print the
/// output of the differences found in the files.
class DiffEngine { … };

} // namespace llvm

#endif