Add comment explaining empty capture in effect lambda wrapper

2026-09-15 17:18:40 +00:00 · 2026-02-24 22:33:20 -06:00
parent 08c98e8229
commit 427940f626
1 changed files with 3 additions and 0 deletions
@@ -194,6 +194,9 @@ async def light_control_to_code(config, action_id, template_arg, args):
                config[CONF_EFFECT], args, return_type=cg.std_string
            )
            fwd_args = ", ".join(n for _, n in args)
+            # capture="" is correct: paren is a global variable name
+            # string-interpolated into the body at codegen time, not a
+            # C++ runtime capture.
            wrapper = LambdaExpression(
                f"auto __effect_s = ({inner_lambda})({fwd_args});\n"
                f"return {paren}->get_effect_index("