/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying

   file LICENSE.rst or https://cmake.org/licensing for details.  */

#include "cmTargetCompileFeaturesCommand.h"

#include "cmList.h"

#include "cmMakefile.h"

#include "cmMessageType.h"

#include "cmStandardLevelResolver.h"

#include "cmStringAlgorithms.h"

#include "cmTargetPropCommandBase.h"

namespace {

class TargetCompileFeaturesImpl : public cmTargetPropCommandBase

{

public:

  using cmTargetPropCommandBase::cmTargetPropCommandBase;

private:

  void HandleMissingTarget(std::string const& name) override

  {

    this->Makefile->IssueMessage(

      MessageType::FATAL_ERROR,

      cmStrCat("Cannot specify compile features for target \"", name,

               "\" which is not built by this project."));

  }

  bool HandleDirectContent(cmTarget* tgt,

                           std::vector<std::string> const& content,

                           bool /*prepend*/, bool /*system*/) override

  {

    cmStandardLevelResolver standardResolver(this->Makefile);

    for (std::string const& it : content) {

      std::string error;

      if (!standardResolver.AddRequiredTargetFeature(tgt, it, &error)) {

        this->SetError(error);

        return false; // Not (successfully) handled.

      }

    }

    return true; // Successfully handled.

  }

  std::string Join(std::vector<std::string> const& content) override

  {

    return cmList::to_string(content);

  }

};

} // namespace

bool cmTargetCompileFeaturesCommand(std::vector<std::string> const& args,

                                    cmExecutionStatus& status)

{

  return TargetCompileFeaturesImpl(status).HandleArguments(args,

                                                           "COMPILE_FEATURES");

}