src/tools/clippy/tests/ui/manual_map_option_2.stderr

   1 error: manual implementation of `Option::map`
   2   --> $DIR/manual_map_option_2.rs:6:13
   3    |
   4 LL |       let _ = match Some(0) {
   5    |  _____________^
   6 LL | |         Some(x) => Some({
   7 LL | |             let y = (String::new(), String::new());
   8 LL | |             (x, y.0)
   9 LL | |         }),
  10 LL | |         None => None,
  11 LL | |     };
  12    | |_____^
  13    |
  14    = note: `-D clippy::manual-map` implied by `-D warnings`
  15    = help: to override `-D warnings` add `#[allow(clippy::manual_map)]`
  16 help: try
  17    |
  18 LL ~     let _ = Some(0).map(|x| {
  19 LL +             let y = (String::new(), String::new());
  20 LL +             (x, y.0)
  21 LL ~         });
  22    |
  23
  24 error: manual implementation of `Option::map`
  25   --> $DIR/manual_map_option_2.rs:48:13
  26    |
  27 LL |       let _ = match &s {
  28    |  _____________^
  29 LL | |         Some(x) => Some({
  30 LL | |             if let Some(ref s) = s { (x.clone(), s) } else { panic!() }
  31 LL | |         }),
  32 LL | |         None => None,
  33 LL | |     };
  34    | |_____^
  35    |
  36 help: try
  37    |
  38 LL ~     let _ = s.as_ref().map(|x| {
  39 LL +             if let Some(ref s) = s { (x.clone(), s) } else { panic!() }
  40 LL ~         });
  41    |
  42
  43 error: manual implementation of `Option::map`
  44   --> $DIR/manual_map_option_2.rs:60:17
  45    |
  46 LL |           let _ = match Some(0) {
  47    |  _________________^
  48 LL | |             Some(x) => Some(f(x)),
  49 LL | |             None => None,
  50 LL | |         };
  51    | |_________^ help: try: `Some(0).map(|x| f(x))`
  52
  53 error: manual implementation of `Option::map`
  54   --> $DIR/manual_map_option_2.rs:65:13
  55    |
  56 LL |       let _ = match Some(0) {
  57    |  _____________^
  58 LL | |         Some(x) => unsafe { Some(f(x)) },
  59 LL | |         None => None,
  60 LL | |     };
  61    | |_____^ help: try: `Some(0).map(|x| unsafe { f(x) })`
  62
  63 error: manual implementation of `Option::map`
  64   --> $DIR/manual_map_option_2.rs:69:13
  65    |
  66 LL |       let _ = match Some(0) {
  67    |  _____________^
  68 LL | |         Some(x) => Some(unsafe { f(x) }),
  69 LL | |         None => None,
  70 LL | |     };
  71    | |_____^ help: try: `Some(0).map(|x| unsafe { f(x) })`
  72
  73 error: aborting due to 5 previous errors
  74