src/tools/clippy/tests/ui/redundant_pattern_matching_poll.fixed

   1 // run-rustfix
   2
   3 #![warn(clippy::all)]
   4 #![warn(clippy::redundant_pattern_matching)]
   5 #![allow(
   6     unused_must_use,
   7     clippy::needless_bool,
   8     clippy::match_like_matches_macro,
   9     clippy::if_same_then_else
  10 )]
  11
  12 use std::task::Poll::{self, Pending, Ready};
  13
  14 fn main() {
  15     if Pending::<()>.is_pending() {}
  16
  17     if Ready(42).is_ready() {}
  18
  19     if Ready(42).is_ready() {
  20         foo();
  21     } else {
  22         bar();
  23     }
  24
  25     while Ready(42).is_ready() {}
  26
  27     while Ready(42).is_pending() {}
  28
  29     while Pending::<()>.is_pending() {}
  30
  31     if Pending::<i32>.is_pending() {}
  32
  33     if Ready(42).is_ready() {}
  34
  35     Ready(42).is_ready();
  36
  37     Pending::<()>.is_pending();
  38
  39     let _ = Pending::<()>.is_pending();
  40
  41     let poll = Ready(false);
  42     let _ = if poll.is_ready() { true } else { false };
  43
  44     poll_const();
  45
  46     let _ = if gen_poll().is_ready() {
  47         1
  48     } else if gen_poll().is_pending() {
  49         2
  50     } else {
  51         3
  52     };
  53 }
  54
  55 fn gen_poll() -> Poll<()> {
  56     Pending
  57 }
  58
  59 fn foo() {}
  60
  61 fn bar() {}
  62
  63 const fn poll_const() {
  64     if Ready(42).is_ready() {}
  65
  66     if Pending::<()>.is_pending() {}
  67
  68     while Ready(42).is_ready() {}
  69
  70     while Pending::<()>.is_pending() {}
  71
  72     Ready(42).is_ready();
  73
  74     Pending::<()>.is_pending();
  75 }