updating Printer interface (#19014)

changelog_unreleased/misc/19014.md

@@ -0,0 +1,13 @@
+#### updating `Printer` interface (#19014 by @Janther)
+
+```diff
+export interface Printer<T = any> {
+  // ...
+-    print: (AstPath<T>) => Doc,
++    print: (
++      selector?: string | number | Array<string | number> | AstPath<T>,
++      args?: unknown,
++    ) => Doc,
+  // ...
+}
+```