src/tools/clippy/tests/ui/almost_complete_range.rs

   1 //@edition:2018
   2 //@aux-build:proc_macros.rs
   3
   4 #![feature(exclusive_range_pattern)]
   5 #![feature(stmt_expr_attributes)]
   6 #![warn(clippy::almost_complete_range)]
   7 #![allow(ellipsis_inclusive_range_patterns)]
   8 #![allow(clippy::needless_parens_on_range_literals)]
   9 #![allow(clippy::double_parens)]
  10
  11 extern crate proc_macros;
  12 use proc_macros::{external, inline_macros};
  13
  14 #[inline_macros]
  15 fn main() {
  16     #[rustfmt::skip]
  17     {
  18         let _ = ('a') ..'z';
  19         let _ = 'A' .. ('Z');
  20         let _ = ((('0'))) .. ('9');
  21     }
  22
  23     let _ = 'b'..'z';
  24     let _ = 'B'..'Z';
  25     let _ = '1'..'9';
  26
  27     let _ = (b'a')..(b'z');
  28     let _ = b'A'..b'Z';
  29     let _ = b'0'..b'9';
  30
  31     let _ = b'b'..b'z';
  32     let _ = b'B'..b'Z';
  33     let _ = b'1'..b'9';
  34
  35     let _ = inline!('a')..'z';
  36     let _ = inline!('A')..'Z';
  37     let _ = inline!('0')..'9';
  38
  39     let _ = match 0u8 {
  40         b'a'..b'z' if true => 1,
  41         b'A'..b'Z' if true => 2,
  42         b'0'..b'9' if true => 3,
  43         b'b'..b'z' => 4,
  44         b'B'..b'Z' => 5,
  45         b'1'..b'9' => 6,
  46         _ => 7,
  47     };
  48
  49     let _ = match 'x' {
  50         'a'..'z' if true => 1,
  51         'A'..'Z' if true => 2,
  52         '0'..'9' if true => 3,
  53         'b'..'z' => 4,
  54         'B'..'Z' => 5,
  55         '1'..'9' => 6,
  56         _ => 7,
  57     };
  58
  59     external!(
  60         let _ = 'a'..'z';
  61         let _ = 'A'..'Z';
  62         let _ = '0'..'9';
  63     );
  64     inline!(
  65         let _ = 'a'..'z';
  66         let _ = 'A'..'Z';
  67         let _ = '0'..'9';
  68     );
  69 }
  70
  71 #[clippy::msrv = "1.25"]
  72 fn _under_msrv() {
  73     let _ = match 'a' {
  74         'a'..'z' => 1,
  75         'A'..'Z' => 2,
  76         '0'..'9' => 3,
  77         _ => 4,
  78     };
  79 }
  80
  81 #[clippy::msrv = "1.26"]
  82 fn _meets_msrv() {
  83     let _ = 'a'..'z';
  84     let _ = 'A'..'Z';
  85     let _ = '0'..'9';
  86     let _ = match 'a' {
  87         'a'..'z' => 1,
  88         'A'..'Z' => 1,
  89         '0'..'9' => 3,
  90         _ => 4,
  91     };
  92 }