Added support for parameter generator library

Author: rdelfin

repositories/generate_parameter_library.BUILD.bazel

@@ -0,0 +1,48 @@
+load("@hmnd_pip_deps//:requirements.bzl", "requirement")
+load("@rules_cc//cc:defs.bzl", "cc_library")
+load("@rules_python//python:defs.bzl", "py_binary", "py_library")
+
+package(default_visibility = ["//visibility:public"])
+
+py_library(
+    name = "generate_parameter_library_py",
+    srcs = glob(
+        ["generate_parameter_library_py/generate_parameter_library_py/**/*.py"],
+        exclude = ["generate_parameter_library_py/generate_parameter_library_py/tests/**"],
+    ),
+    data = glob(["generate_parameter_library_py/generate_parameter_library_py/jinja_templates/**/*"]),
+    imports = ["generate_parameter_library_py"],
+    deps = [
+        requirement("pyyaml"),
+        requirement("Jinja2"),
+        requirement("typeguard"),
+    ],
+)
+
+py_binary(
+    name = "generate_python_module",
+    srcs = ["generate_parameter_library_py/generate_parameter_library_py/generate_python_module.py"],
+    deps = [":generate_parameter_library_py"],
+)
+
+py_binary(
+    name = "generate_cpp_header",
+    srcs = ["generate_parameter_library_py/generate_parameter_library_py/generate_cpp_header.py"],
+    deps = [":generate_parameter_library_py"],
+)
+
+py_binary(
+    name = "generate_markdown",
+    srcs = ["generate_parameter_library_py/generate_parameter_library_py/generate_markdown.py"],
+    deps = [":generate_parameter_library_py"],
+)
+
+cc_library(
+    name = "parameter_traits",
+    hdrs = glob(["parameter_traits/include/**/*.hpp"]),
+    includes = ["parameter_traits/include"],
+    deps = [
+        "@fmt",
+        "@ros2_rclcpp//:rclcpp",
+    ],
+)

repositories/ros2_repositories_impl.bzl

@@ -372,3 +372,12 @@ def ros2_repositories_impl():
         strip_prefix = "urdfdom_headers-1.0.6",
         url = "https://github.com/ros/urdfdom_headers/archive/refs/tags/1.0.6.tar.gz",
     )
+
+    maybe(
+        http_archive,
+        name = "generate_parameter_library",
+        build_file = "@com_github_mvukov_rules_ros2//repositories:generate_parameter_library.BUILD.bazel",
+        url = "https://github.com/PickNikRobotics/generate_parameter_library/archive/0.5.0.tar.gz",
+        strip_prefix = "generate_parameter_library-0.5.0",
+        sha256 = "974511231e5c5691d2a643cb0c84129b8470408326cc675f74d2ba8c86f3d8bf",
+    )

ros2/parameters.bzl

@@ -0,0 +1,47 @@
+load("@rules_cc//cc:defs.bzl", "cc_library")
+load("@rules_python//python:defs.bzl", "py_library")
+
+def parameter_library(name, parameter_file, cpp_header_name = None, python_file_name = None):
+    if cpp_header_name == None:
+        header = "{}.hpp".format(name)
+    else:
+        header = cpp_header_name
+    if python_file_name == None:
+        py = "{}.py".format(name)
+    else:
+        py = python_file_name
+    native.genrule(
+        name = "{}_generate_py".format(name),
+        srcs = [
+            parameter_file,
+        ],
+        outs = [py],
+        cmd = "./$(location @generate_parameter_library//:generate_python_module) $(location {}) $(location {})".format(py, parameter_file),
+        tools = [
+            "@generate_parameter_library//:generate_python_module",
+        ],
+    )
+
+    native.genrule(
+        name = "{}_generate_cpp".format(name),
+        srcs = [
+            parameter_file,
+        ],
+        outs = [header],
+        cmd = "./$(location @generate_parameter_library//:generate_cpp_header) $(location {}) $(location {})".format(header, parameter_file),
+        tools = [
+            "@generate_parameter_library//:generate_cpp_header",
+        ],
+    )
+
+    cc_library(
+        name = "{}_cpp".format(name),
+        hdrs = [header],
+        includes = ["."],
+        deps = [
+            "@ros2_rclcpp//:rclcpp",
+            "@fmt",
+            "@rsl",
+            "@generate_parameter_library//:parameter_traits",
+        ],
+    )