| 1 | //===--- Context.cpp ---------------------------------------------*- C++-*-===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #include "support/Context.h" |
| 10 | #include <cassert> |
| 11 | |
| 12 | namespace clang { |
| 13 | namespace clangd { |
| 14 | |
| 15 | Context Context::empty() { return Context(/*DataPtr=*/nullptr); } |
| 16 | |
| 17 | Context::Context(std::shared_ptr<const Data> DataPtr) |
| 18 | : DataPtr(std::move(DataPtr)) {} |
| 19 | |
| 20 | Context Context::clone() const { return Context(DataPtr); } |
| 21 | |
| 22 | static Context ¤tContext() { |
| 23 | static thread_local auto C = Context::empty(); |
| 24 | return C; |
| 25 | } |
| 26 | |
| 27 | const Context &Context::current() { return currentContext(); } |
| 28 | |
| 29 | Context Context::swapCurrent(Context Replacement) { |
| 30 | std::swap(a&: Replacement, b&: currentContext()); |
| 31 | return Replacement; |
| 32 | } |
| 33 | |
| 34 | } // namespace clangd |
| 35 | } // namespace clang |
| 36 |