test-repo/tests/format/flow/function-parentheses/jsfmt.spec.js

run_spec(import.meta, ["flow", "babel"], { trailingComma: "es5" });
run_spec(import.meta, ["flow", "babel"], { trailingComma: "all" });
run_spec(import.meta, ["flow", "babel"], { arrowParens: "avoid" });