Function rustc_typeck::check::upvar::migration_suggestion_for_2229

fn migration_suggestion_for_2229(
    tcx: TyCtxt<'_>, 
    need_migrations: &Vec<HirId>
) -> (String, String)

Return a two string tuple (s1, s2)

• s1: Line of code that is needed for the migration: eg: let _ = (&x, ...).
• s2: Comma separated names of the variables being migrated.