Function rustc_typeck::collect::placeholder_type_error_diag

pub(crate) fn placeholder_type_error_diag<'tcx>(
    tcx: TyCtxt<'tcx>,
    generics: Option<&Generics<'_>>,
    placeholder_types: Vec<Span>,
    additional_spans: Vec<Span>,
    suggest: bool,
    hir_ty: Option<&Ty<'_>>,
    kind: &'static str
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed>