message: Add vcpkg edit --all
diff: @@ -34,6 +34,8 @@ namespace vcpkg::Commands::Edit
  static constexpr StringLiteral OPTION_BUILDTREES = "--buildtrees";
  + static constexpr StringLiteral OPTION_ALL = "--all";
  +
  static std::vector<std::string> valid_arguments(const VcpkgPaths& paths)
  {
  auto sources_and_errors = Paragraphs::try_load_all_ports(paths.get_filesystem(), paths.ports);
  @@ -42,9 +44,9 @@ namespace vcpkg::Commands::Edit
  [](auto&& pgh) -> std::string { return pgh->core_paragraph->name; });
  }
  - static constexpr std::array<CommandSwitch, 1> EDIT_SWITCHES = {{
  - {OPTION_BUILDTREES, "Open editor into the port-specific buildtree subfolder"},
  - }};
  + static constexpr std::array<CommandSwitch, 2> EDIT_SWITCHES = {
  + {{OPTION_BUILDTREES, "Open editor into the port-specific buildtree subfolder"},
  + {OPTION_ALL, "Open editor into the port as well as the port-specific buildtree subfolder"}}};
  const CommandStructure COMMAND_STRUCTURE = {
  Help::create_example_string("edit zlib"),
  @@ -113,6 +115,15 @@ namespace vcpkg::Commands::Edit
  Checks::exit_with_code(VCPKG_LINE_INFO, System::cmd_execute(cmd_line));
  }
  + if (Util::Sets::contains(options.switches, OPTION_ALL))
  + {
  + const auto buildtrees_current_dir = paths.buildtrees / port_name;
  +
  + const auto cmd_line = Strings::format(
  + R"("%s" "%s" %s -n)", env_editor.u8string(), portpath.u8string(), buildtrees_current_dir.u8string());
  + Checks::exit_with_code(VCPKG_LINE_INFO, System::cmd_execute(cmd_line));
  + }
  +
  const auto cmd_line = Strings::format(
  R"("%s" "%s" "%s" -n)",
  env_editor.u8string(),
  