llvm/clang-tools-extra/clangd/support/Function.h

//===--- Function.h - Utility callable wrappers  -----------------*- 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 provides utilities for callable objects.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANGD_SUPPORT_FUNCTION_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANGD_SUPPORT_FUNCTION_H

#include "llvm/ADT/FunctionExtras.h"
#include "llvm/Support/Error.h"
#include <mutex>
#include <tuple>
#include <utility>

namespace clang {
namespace clangd {

/// A Callback<T> is a void function that accepts Expected<T>.
/// This is accepted by ClangdServer functions that logically return T.
Callback;

/// An Event<T> allows events of type T to be broadcast to listeners.
template <typename T> class Event { … };

} // namespace clangd
} // namespace clang

#endif