synchronized 1.1.0

Simple and convenient macro for synchronizing code in multithreading
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103

use crate::cfg::{cfg_async, cfg_not_async};

cfg_async! {
	/// A macro that determines whether to add asynchronous fn support for traits.
	macro_rules! cfg_async_or_sync {
		[
			$(#[$($addmeta:tt)*])*
			pub trait $name_trait: ident {
				$(#[$doc_hide0:meta])* // doc hidden
				#only_async {
					$($async_code:tt)*
				}
				$(#[$doc_hide1:meta])* // doc hidden
				#only_sync	{
					$($sync_code:tt)*
				}

				$($code:tt)+
			}
		] => {
			$(#[$($addmeta)*])*
			pub trait $name_trait {
				$($async_code)* // << (A<<<)SYNC_CODE

				$($code)+
			}
		};
		[
			$(#[$($addmeta:tt)*])*
			impl $([$($left:tt)*])? $name_trait: ident for $impl_ty: ty {
				$(#[$doc_hide0:meta])* // doc hidden
				#only_async	{
					$($async_code:tt)*
				}
				$(#[$doc_hide1:meta])* // doc hidden
				#only_sync	{
					$($sync_code:tt)*
				}

				$($code:tt)+
			}
		] => {
			$(#[$($addmeta)*])*
			impl $(<$($left)*>)? $name_trait for $impl_ty {
				$($async_code)* // << (A<<<)SYNC_CODE

				$($code)+
			}
		};
	}
}

cfg_not_async! {
	/// A macro that determines whether to add asynchronous fn support for traits.
	macro_rules! cfg_async_or_sync {
		[
			$(#[$($addmeta:tt)*])*
			pub trait $name_trait: ident {
				$(#[$doc_hide0:meta])* // doc hidden
				#only_async	{
					$($async_code:tt)*
				}
				$(#[$doc_hide1:meta])* // doc hidden
				#only_sync	{
					$($sync_code:tt)*
				}

				$($code:tt)+
			}
		] => {
			$(#[$($addmeta)*])*
			pub trait $name_trait {
				$($sync_code)* // << SYNC_CODE

				$($code)+
			}
		};
		[
			$(#[$($addmeta:tt)*])*
			impl $([$($left:tt)*])? $name_trait: ident for $impl_ty: ty {
				$(#[$doc_hide0:meta])* // doc hidden
				#only_async	{
					$($async_code:tt)*
				}
				$(#[$doc_hide1:meta])* // doc hidden
				#only_sync	{
					$($sync_code:tt)*
				}

				$($code:tt)+
			}
		] => {
			$(#[$($addmeta)*])*
			impl $(<$($left)*>)? $name_trait for $impl_ty {
				$($sync_code)* // << SYNC_CODE

				$($code)+
			}
		};
	}
}

pub(crate) use cfg_async_or_sync;