See issue #105: Hacking around

pants-plugins/experimental/plugin/BUILD

@@ -0,0 +1 @@
+python_sources()

pants-plugins/experimental/plugin/register.py

@@ -0,0 +1,11 @@
+from __future__ import annotations
+
+from collections.abc import Iterable
+
+from experimental.plugin.rules import rules as plugin_rules
+from pants.engine.rules import Rule
+from pants.engine.unions import UnionRule
+
+
+def rules() -> Iterable[Rule | UnionRule]:
+    return (*plugin_rules(),)

pants-plugins/experimental/plugin/rules.py

@@ -0,0 +1,54 @@
+from __future__ import annotations
+
+from collections.abc import Iterable
+from enum import Enum
+
+from pants.backend.project_info.peek import TargetDatas
+from pants.engine.console import Console
+from pants.engine.goal import Goal, GoalSubsystem, Outputting
+from pants.engine.rules import Get, Rule, collect_rules, goal_rule
+from pants.engine.target import UnexpandedTargets
+from pants.option.option_types import EnumOption, StrOption
+
+class PluginType(Enum):
+    BUILTIN = "builtin"
+    GOAL = "goal"
+    LINTER = "linter"
+
+
+class PluginSubsystem(GoalSubsystem):
+    name = "plugin-init"
+    help = "???"
+
+    plugin_name = StrOption(
+        "--name",
+        default=None,
+        help="The name of the plugin to create.",
+    )
+
+    type = EnumOption(
+        default=None,
+        enum_type=PluginType,
+        help="The type of plugin to create.",
+    )
+
+
+class Plugin(Goal):
+    subsystem_cls = PluginSubsystem
+    environment_behavior = Goal.EnvironmentBehavior.LOCAL_ONLY
+
+
+@goal_rule
+async def plugin(
+    console: Console,
+    subsystem: PluginSubsystem,
+    # targets: UnexpandedTargets,
+) -> Plugin:
+    if not subsystem.type:
+        console.input(f"What type of plugin do you want to create? {[p.value for p in PluginType]} ")
+
+    return Plugin(exit_code=0)
+
+
+def rules() -> Iterable[Rule]:
+    return collect_rules()

pants.toml

@@ -30,6 +30,7 @@ backend_packages = [
     #"experimental.ansible",
     #"experimental.ansible.lint.ansible_lint",
     #"experimental.swift",
+    "experimental.plugin",
 ]
 
 [source]