xref: /freebsd/contrib/llvm-project/clang/lib/Tooling/Syntax/TokenBufferTokenManager.cpp (revision aa1a8ff2d6dbc51ef058f46f3db5a8bb77967145)
1 //===- TokenBufferTokenManager.cpp ----------------------------------------===//
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 "clang/Tooling/Syntax/TokenBufferTokenManager.h"
10 
11 namespace clang {
12 namespace syntax {
13 constexpr llvm::StringLiteral syntax::TokenBufferTokenManager::Kind;
14 
15 std::pair<FileID, ArrayRef<syntax::Token>>
16 syntax::TokenBufferTokenManager::lexBuffer(
17     std::unique_ptr<llvm::MemoryBuffer> Input) {
18   auto FID = SM.createFileID(std::move(Input));
19   auto It = ExtraTokens.try_emplace(FID, tokenize(FID, SM, LangOpts));
20   assert(It.second && "duplicate FileID");
21   return {FID, It.first->second};
22 }
23 
24 } // namespace syntax
25 } // namespace clang
26