clang-tools-extra/clangd/FeatureModule.cpp

   1 //===--- FeatureModule.cpp - Plugging features into clangd ----------------===//
   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 "FeatureModule.h"
  10 #include "support/Logger.h"
  11
  12 namespace clang {
  13 namespace clangd {
  14
  15 void FeatureModule::initialize(const Facilities &F) {
  16   assert(!Fac && "Initialized twice");
  17   Fac.emplace(F);
  18 }
  19
  20 FeatureModule::Facilities &FeatureModule::facilities() {
  21   assert(Fac && "Not initialized yet");
  22   return *Fac;
  23 }
  24
  25 bool FeatureModuleSet::addImpl(void *Key, std::unique_ptr<FeatureModule> M,
  26                                const char *Source) {
  27   if (!Map.try_emplace(Key, M.get()).second) {
  28     // Source should (usually) include the name of the concrete module type.
  29     elog("Tried to register duplicate feature modules via {0}", Source);
  30     return false;
  31   }
  32   Modules.push_back(std::move(M));
  33   return true;
  34 }
  35
  36 } // namespace clangd
  37 } // namespace clang