message: Enclose cpp file into namespace
diff: #include "Paragraphs.h"
  #include "metrics.h"
  -using namespace vcpkg;
  -
  +namespace vcpkg
  +{
  static StatusParagraphs load_current_database(const fs::path& vcpkg_dir_status_file, const fs::path& vcpkg_dir_status_file_old)
  {
  if (!fs::exists(vcpkg_dir_status_file))
  @@ -31,7 +31,7 @@ static StatusParagraphs load_current_database(const fs::path& vcpkg_dir_status_f
  return StatusParagraphs(std::move(status_pghs));
  }
  -StatusParagraphs vcpkg::database_load_check(const vcpkg_paths& paths)
  + StatusParagraphs database_load_check(const vcpkg_paths& paths)
  {
  auto updates_dir = paths.vcpkg_dir_updates;
  @@ -90,7 +90,7 @@ StatusParagraphs vcpkg::database_load_check(const vcpkg_paths& paths)
  return current_status_db;
  }
  -void vcpkg::write_update(const vcpkg_paths& paths, const StatusParagraph& p)
  + void write_update(const vcpkg_paths& paths, const StatusParagraph& p)
  {
  static int update_id = 0;
  auto my_update_id = update_id++;
  @@ -170,7 +170,7 @@ static void upgrade_to_slash_terminated_sorted_format(std::vector<std::string>*
  fs::rename(updated_listfile_path, listfile_path);
  }
  -std::vector<StatusParagraph_and_associated_files> vcpkg::get_installed_files(const vcpkg_paths& paths, const StatusParagraphs& status_db)
  + std::vector<StatusParagraph_and_associated_files> get_installed_files(const vcpkg_paths& paths, const StatusParagraphs& status_db)
  {
  std::vector<StatusParagraph_and_associated_files> installed_files;
  @@ -201,7 +201,7 @@ std::vector<StatusParagraph_and_associated_files> vcpkg::get_installed_files(con
  return installed_files;
  }
  -expected<SourceParagraph> vcpkg::try_load_port(const fs::path& path)
  + expected<SourceParagraph> try_load_port(const fs::path& path)
  {
  try
  {
  @@ -209,14 +209,12 @@ expected<SourceParagraph> vcpkg::try_load_port(const fs::path& path)
  Checks::check_exit(pghs.size() == 1, "Invalid control file at %s\\CONTROL", path.string());
  return SourceParagraph(pghs[0]);
  }
  - catch (std::runtime_error const&)
  - {
  - }
  + catch (std::runtime_error const&) { }
  return std::errc::no_such_file_or_directory;
  }
  -expected<BinaryParagraph> vcpkg::try_load_cached_package(const vcpkg_paths& paths, const package_spec& spec)
  + expected<BinaryParagraph> try_load_cached_package(const vcpkg_paths& paths, const package_spec& spec)
  {
  const fs::path path = paths.package_dir(spec) / "CONTROL";
  @@ -228,11 +226,10 @@ expected<BinaryParagraph> vcpkg::try_load_cached_package(const vcpkg_paths& path
  {
  pghs = Paragraphs::parse_paragraphs(*control_contents);
  }
  - catch (std::runtime_error)
  - {
  - }
  + catch (std::runtime_error) { }
  Checks::check_exit(pghs.size() == 1, "Invalid control file at %s", path.string());
  return BinaryParagraph(pghs[0]);
  }
  return control_contents_maybe.error_code();
  }
  +}
  