tests/ui/literals.rs

   1 // Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution.
   3 //
   4 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   5 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   6 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   7 // option. This file may not be copied, modified, or distributed
   8 // except according to those terms.
   9
  10
  11 #![feature(tool_lints)]
  12
  13 #![warn(clippy::mixed_case_hex_literals)]
  14 #![warn(clippy::unseparated_literal_suffix)]
  15 #![warn(clippy::zero_prefixed_literal)]
  16 #![allow(dead_code)]
  17
  18 fn main() {
  19     let ok1 = 0xABCD;
  20     let ok3 = 0xab_cd;
  21     let ok4 = 0xab_cd_i32;
  22     let ok5 = 0xAB_CD_u32;
  23     let ok5 = 0xAB_CD_isize;
  24     let fail1 = 0xabCD;
  25     let fail2 = 0xabCD_u32;
  26     let fail2 = 0xabCD_isize;
  27     let fail_multi_zero = 000_123usize;
  28
  29     let ok6 = 1234_i32;
  30     let ok7 = 1234_f32;
  31     let ok8 = 1234_isize;
  32     let fail3 = 1234i32;
  33     let fail4 = 1234u32;
  34     let fail5 = 1234isize;
  35     let fail6 = 1234usize;
  36     let fail7 = 1.5f32;
  37
  38     let ok9 = 0;
  39     let ok10 = 0_i64;
  40     let fail8 = 0123;
  41
  42     let ok11 = 0o123;
  43     let ok12 = 0b10_1010;
  44
  45     let ok13 = 0xab_abcd;
  46     let ok14 = 0xBAFE_BAFE;
  47     let ok15 = 0xab_cabc_abca_bcab_cabc;
  48     let ok16 = 0xFE_BAFE_ABAB_ABCD;
  49     let ok17 = 0x123_4567_8901_usize;
  50
  51     let fail9 = 0xabcdef;
  52     let fail10 = 0xBAFEBAFE;
  53     let fail11 = 0xabcdeff;
  54     let fail12 = 0xabcabcabcabcabcabc;
  55     let fail13 = 0x1_23456_78901_usize;
  56
  57     let fail14 = 2_32;
  58     let fail15 = 4_64;
  59     let fail16 = 7_8;
  60     let fail17 = 23_16;
  61     let ok18 = 23_128;
  62     let fail19 = 12_3456_21;
  63     let fail20 = 2__8;
  64     let fail21 = 4___16;
  65     let fail22 = 3__4___23;
  66     let fail23 = 3__16___23;
  67 }