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
104
105
106
107
108
109
|
#![cfg(feature = "std")]
#![cfg_attr(thiserror_nightly_testing, feature(error_generic_member_access))]
#[cfg(thiserror_nightly_testing)]
pub mod structs {
use std::backtrace::Backtrace;
use thiserror::Error;
#[derive(Error, Debug)]
#[error("...")]
pub struct OptSourceNoBacktrace {
#[source]
pub source: Option<anyhow::Error>,
}
#[derive(Error, Debug)]
#[error("...")]
pub struct OptSourceAlwaysBacktrace {
#[source]
pub source: Option<anyhow::Error>,
pub backtrace: Backtrace,
}
#[derive(Error, Debug)]
#[error("...")]
pub struct NoSourceOptBacktrace {
#[backtrace]
pub backtrace: Option<Backtrace>,
}
#[derive(Error, Debug)]
#[error("...")]
pub struct AlwaysSourceOptBacktrace {
pub source: anyhow::Error,
#[backtrace]
pub backtrace: Option<Backtrace>,
}
#[derive(Error, Debug)]
#[error("...")]
pub struct OptSourceOptBacktrace {
#[source]
pub source: Option<anyhow::Error>,
#[backtrace]
pub backtrace: Option<Backtrace>,
}
}
#[cfg(thiserror_nightly_testing)]
pub mod enums {
use std::backtrace::Backtrace;
use thiserror::Error;
#[derive(Error, Debug)]
pub enum OptSourceNoBacktrace {
#[error("...")]
Test {
#[source]
source: Option<anyhow::Error>,
},
}
#[derive(Error, Debug)]
pub enum OptSourceAlwaysBacktrace {
#[error("...")]
Test {
#[source]
source: Option<anyhow::Error>,
backtrace: Backtrace,
},
}
#[derive(Error, Debug)]
pub enum NoSourceOptBacktrace {
#[error("...")]
Test {
#[backtrace]
backtrace: Option<Backtrace>,
},
}
#[derive(Error, Debug)]
pub enum AlwaysSourceOptBacktrace {
#[error("...")]
Test {
source: anyhow::Error,
#[backtrace]
backtrace: Option<Backtrace>,
},
}
#[derive(Error, Debug)]
pub enum OptSourceOptBacktrace {
#[error("...")]
Test {
#[source]
source: Option<anyhow::Error>,
#[backtrace]
backtrace: Option<Backtrace>,
},
}
}
#[test]
#[cfg_attr(
not(thiserror_nightly_testing),
ignore = "requires `--cfg=thiserror_nightly_testing`"
)]
fn test_option() {}
|
