1 // run-rustfix
2 #[warn(clippy::inconsistent_digit_grouping)]
3 #[deny(clippy::unreadable_literal)]
4 #[allow(unused_variables, clippy::excessive_precision)]
main()5 fn main() {
6     macro_rules! mac1 {
7         () => {
8             1_23_456
9         };
10     }
11     macro_rules! mac2 {
12         () => {
13             1_234.5678_f32
14         };
15     }
16 
17     let good = (
18         123,
19         1_234,
20         1_2345_6789,
21         123_f32,
22         1_234.12_f32,
23         1_234.123_4_f32,
24         1.123_456_7_f32,
25     );
26     let bad = (1_23_456, 1_234_5678, 1234_567, 1_234.5678_f32, 1.234_5678_f32);
27 
28     // Test padding
29     let _ = 0x100000;
30     let _ = 0x1000000;
31     let _ = 0x10000000;
32     let _ = 0x100000000_u64;
33 
34     // Test suggestion when fraction has no digits
35     let _: f32 = 1_23_456.;
36 
37     // Test UUID formatted literal
38     let _: u128 = 0x12345678_1234_1234_1234_123456789012;
39 
40     // Ignore literals in macros
41     let _ = mac1!();
42     let _ = mac2!();
43 
44     // Issue #6096
45     // Allow separating exponent with '_'
46     let _ = 1.025_011_10_E0;
47 }
48