rustc_trait_selection::error_reporting::infer::region

Function explain_free_region

Source 
fn explain_free_region<'tcx>(
    tcx: TyCtxt<'tcx>,
    err: &mut Diag<'_>,
    generic_param_scope: LocalDefId,
    prefix: &str,
    region: Region<'tcx>,
    suffix: &str,
)