Type Alias R_altrep_Inspect_method_t 

pub type R_altrep_Inspect_method_t = Option<unsafe extern "C" fn(arg1: SEXP, arg2: c_int, arg3: c_int, arg4: c_int, arg5: Option<unsafe extern "C" fn(arg1: SEXP, arg2: c_int, arg3: c_int, arg4: c_int)>) -> Rboolean>;

Aliased Type

pub enum R_altrep_Inspect_method_t {
    None,
    Some(unsafe extern "C" fn(*mut SEXPREC, i32, i32, i32, Option<unsafe extern "C" fn(*mut SEXPREC, i32, i32, i32)>) -> Rboolean),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut SEXPREC, i32, i32, i32, Option<unsafe extern "C" fn(*mut SEXPREC, i32, i32, i32)>) -> Rboolean)

Some value of type T.