add some lint tools

Author: Plumezz

example_external/CMakeLists.txt

@@ -49,4 +49,10 @@ install(
 
 ament_export_targets(export_generate_parameter_library_example_external HAS_LIBRARY_TARGET)
 ament_export_dependencies(rclcpp rclcpp_components generate_parameter_library_example)
+
+if(BUILD_TESTING)
+  find_package(ament_lint_auto REQUIRED)
+  ament_lint_auto_find_test_dependencies()
+endif()
+
 ament_package()

example_external/package.xml

@@ -19,7 +19,11 @@
   <buildtool_export_depend>ament_cmake_core</buildtool_export_depend>
 
   <test_depend>ament_lint_auto</test_depend>
-  <test_depend>ament_lint_common</test_depend>
+  <test_depend>ament_cmake_lint_cmake</test_depend>
+  <test_depend>ament_cmake_cpplint</test_depend>
+  <test_depend>ament_cmake_cppcheck</test_depend>
+  <test_depend>ament_cmake_xmllint</test_depend>
+  <test_depend>ament_cmake_copyright</test_depend>
 
   <export>
     <build_type>ament_cmake</build_type>