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
|
warning: panic message contains a brace
--> $DIR/panic-brace.rs:11:29
|
LL | panic!("here's a brace: {");
| ^
|
= note: `#[warn(non_fmt_panic)]` on by default
= note: this message is not used as a format string, but will be in a future Rust edition
help: add a "{}" format string to use the message literally
|
LL | panic!("{}", "here's a brace: {");
| ^^^^^
warning: panic message contains a brace
--> $DIR/panic-brace.rs:12:31
|
LL | std::panic!("another one: }");
| ^
|
= note: this message is not used as a format string, but will be in a future Rust edition
help: add a "{}" format string to use the message literally
|
LL | std::panic!("{}", "another one: }");
| ^^^^^
warning: panic message contains an unused formatting placeholder
--> $DIR/panic-brace.rs:13:25
|
LL | core::panic!("Hello {}");
| ^^
|
= note: this message is not used as a format string when given without arguments, but will be in a future Rust edition
help: add the missing argument
|
LL | core::panic!("Hello {}", ...);
| ^^^^^
help: or add a "{}" format string to use the message literally
|
LL | core::panic!("{}", "Hello {}");
| ^^^^^
warning: panic message contains unused formatting placeholders
--> $DIR/panic-brace.rs:14:21
|
LL | assert!(false, "{:03x} {test} bla");
| ^^^^^^ ^^^^^^
|
= note: this message is not used as a format string when given without arguments, but will be in a future Rust edition
help: add the missing arguments
|
LL | assert!(false, "{:03x} {test} bla", ...);
| ^^^^^
help: or add a "{}" format string to use the message literally
|
LL | assert!(false, "{}", "{:03x} {test} bla");
| ^^^^^
warning: panic message contains braces
--> $DIR/panic-brace.rs:16:27
|
LL | debug_assert!(false, "{{}} bla");
| ^^^^
|
= note: this message is not used as a format string, but will be in a future Rust edition
help: add a "{}" format string to use the message literally
|
LL | debug_assert!(false, "{}", "{{}} bla");
| ^^^^^
warning: panic message contains an unused formatting placeholder
--> $DIR/panic-brace.rs:19:12
|
LL | panic!(concat!("{", "}"));
| ^^^^^^^^^^^^^^^^^
|
= note: this message is not used as a format string when given without arguments, but will be in a future Rust edition
help: add the missing argument
|
LL | panic!(concat!("{", "}"), ...);
| ^^^^^
help: or add a "{}" format string to use the message literally
|
LL | panic!("{}", concat!("{", "}"));
| ^^^^^
warning: panic message contains braces
--> $DIR/panic-brace.rs:20:5
|
LL | panic!(concat!("{", "{"));
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: this message is not used as a format string, but will be in a future Rust edition
help: add a "{}" format string to use the message literally
|
LL | panic!("{}", concat!("{", "{"));
| ^^^^^
warning: panic message contains an unused formatting placeholder
--> $DIR/panic-brace.rs:22:37
|
LL | fancy_panic::fancy_panic!("test {} 123");
| ^^
|
= note: this message is not used as a format string when given without arguments, but will be in a future Rust edition
warning: 8 warnings emitted
|
