1//!
2//! Implementation's internal macros
3
4macro_rules! debug_fmt_fields {
5 ($tyname:ident, $($($field:tt/*TODO ideally we would accept ident or tuple element here*/).+),*) => {
6 fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
7 f.debug_struct(stringify!($tyname))
8 $(
9 .field(stringify!($($field).+), &self.$($field).+)
10 )*
11 .finish()
12 }
13 }
14}
15
16macro_rules! clone_fields {
17 ($($field:ident),*) => {
18 #[inline] // TODO is this sensible?
19 fn clone(&self) -> Self {
20 Self {
21 $($field: self.$field.clone(),)*
22 }
23 }
24 }
25}
26
27macro_rules! ignore_ident{
28 ($id:ident, $($t:tt)*) => {$($t)*};
29}
30
31macro_rules! count_ident {
32 () => {0};
33 ($i0:ident $($i:ident)*) => {1 + count_ident!($($i)*)};
34}
35