rust-clippy/tests/ui/unnecessary_literal_unwrap.stderr

error: used `unwrap()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:11:16
   |
LL |     let _val = Some(1).unwrap();
   |                ^^^^^^^^^^^^^^^^
   |
   = note: `-D clippy::unnecessary-literal-unwrap` implied by `-D warnings`
help: remove the `Some` and `unwrap()`
   |
LL -     let _val = Some(1).unwrap();
LL +     let _val = 1;
   |

error: used `expect()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:12:16
   |
LL |     let _val = Some(1).expect("this never happens");
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `expect()`
   |
LL -     let _val = Some(1).expect("this never happens");
LL +     let _val = 1;
   |

error: used `unwrap()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:14:5
   |
LL |     Some(1).unwrap();
   |     ^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap()`
   |
LL -     Some(1).unwrap();
LL +     1;
   |

error: used `expect()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:15:5
   |
LL |     Some(1).expect("this never happens");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `expect()`
   |
LL -     Some(1).expect("this never happens");
LL +     1;
   |

error: used `unwrap()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:20:16
   |
LL |     let _val = None::<()>.unwrap();
   |                ^^^^^^^^^^^^^^^^^^^ help: remove the `None` and `unwrap()`: `panic!()`

error: used `expect()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:21:16
   |
LL |     let _val = None::<()>.expect("this always happens");
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `expect()`
   |
LL |     let _val = panic!("this always happens");
   |                ~~~~~~~                     ~

error: used `unwrap_or_default()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:22:24
   |
LL |     let _val: String = None.unwrap_or_default();
   |                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the `None` and `unwrap_or_default()`: `String::default()`

error: used `unwrap_or()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:23:21
   |
LL |     let _val: u16 = None.unwrap_or(234);
   |                     ^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `unwrap_or()`
   |
LL -     let _val: u16 = None.unwrap_or(234);
LL +     let _val: u16 = 234;
   |

error: used `unwrap_or_else()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:24:21
   |
LL |     let _val: u16 = None.unwrap_or_else(|| 234);
   |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `unwrap_or_else()`
   |
LL -     let _val: u16 = None.unwrap_or_else(|| 234);
LL +     let _val: u16 = 234;
   |

error: used `unwrap_or_else()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:25:21
   |
LL |     let _val: u16 = None.unwrap_or_else(|| { 234 });
   |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `unwrap_or_else()`
   |
LL -     let _val: u16 = None.unwrap_or_else(|| { 234 });
LL +     let _val: u16 = { 234 };
   |

error: used `unwrap_or_else()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:26:21
   |
LL |     let _val: u16 = None.unwrap_or_else(|| -> u16 { 234 });
   |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `unwrap_or_else()`
   |
LL -     let _val: u16 = None.unwrap_or_else(|| -> u16 { 234 });
LL +     let _val: u16 =  { 234 };
   |

error: used `unwrap()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:28:5
   |
LL |     None::<()>.unwrap();
   |     ^^^^^^^^^^^^^^^^^^^ help: remove the `None` and `unwrap()`: `panic!()`

error: used `expect()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:29:5
   |
LL |     None::<()>.expect("this always happens");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `expect()`
   |
LL |     panic!("this always happens");
   |     ~~~~~~~                     ~

error: used `unwrap_or_default()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:30:5
   |
LL |     None::<String>.unwrap_or_default();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the `None` and `unwrap_or_default()`: `String::default()`

error: used `unwrap_or()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:31:5
   |
LL |     None::<u16>.unwrap_or(234);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `unwrap_or()`
   |
LL -     None::<u16>.unwrap_or(234);
LL +     234;
   |

error: used `unwrap_or_else()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:32:5
   |
LL |     None::<u16>.unwrap_or_else(|| 234);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `unwrap_or_else()`
   |
LL -     None::<u16>.unwrap_or_else(|| 234);
LL +     234;
   |

error: used `unwrap_or_else()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:33:5
   |
LL |     None::<u16>.unwrap_or_else(|| { 234 });
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `unwrap_or_else()`
   |
LL -     None::<u16>.unwrap_or_else(|| { 234 });
LL +     { 234 };
   |

error: used `unwrap_or_else()` on `None` value
  --> $DIR/unnecessary_literal_unwrap.rs:34:5
   |
LL |     None::<u16>.unwrap_or_else(|| -> u16 { 234 });
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `None` and `unwrap_or_else()`
   |
LL -     None::<u16>.unwrap_or_else(|| -> u16 { 234 });
LL +      { 234 };
   |

error: used `unwrap()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:38:16
   |
LL |     let _val = Ok::<_, ()>(1).unwrap();
   |                ^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap()`
   |
LL -     let _val = Ok::<_, ()>(1).unwrap();
LL +     let _val = 1;
   |

error: used `expect()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:39:16
   |
LL |     let _val = Ok::<_, ()>(1).expect("this never happens");
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `expect()`
   |
LL -     let _val = Ok::<_, ()>(1).expect("this never happens");
LL +     let _val = 1;
   |

error: used `unwrap_err()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:40:16
   |
LL |     let _val = Ok::<_, ()>(1).unwrap_err();
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_err()`
   |
LL |     let _val = panic!("{:?}", 1);
   |                ~~~~~~~~~~~~~~  ~

error: used `expect_err()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:41:16
   |
LL |     let _val = Ok::<_, ()>(1).expect_err("this always happens");
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `expect_err()`
   |
LL |     let _val = panic!("{1}: {:?}", 1, "this always happens");
   |                ~~~~~~~~~~~~~~~~~~~  ~

error: used `unwrap()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:43:5
   |
LL |     Ok::<_, ()>(1).unwrap();
   |     ^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap()`
   |
LL -     Ok::<_, ()>(1).unwrap();
LL +     1;
   |

error: used `expect()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:44:5
   |
LL |     Ok::<_, ()>(1).expect("this never happens");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `expect()`
   |
LL -     Ok::<_, ()>(1).expect("this never happens");
LL +     1;
   |

error: used `unwrap_err()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:45:5
   |
LL |     Ok::<_, ()>(1).unwrap_err();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_err()`
   |
LL |     panic!("{:?}", 1);
   |     ~~~~~~~~~~~~~~  ~

error: used `expect_err()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:46:5
   |
LL |     Ok::<_, ()>(1).expect_err("this always happens");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `expect_err()`
   |
LL |     panic!("{1}: {:?}", 1, "this always happens");
   |     ~~~~~~~~~~~~~~~~~~~  ~

error: used `unwrap_err()` on `Err` value
  --> $DIR/unnecessary_literal_unwrap.rs:50:16
   |
LL |     let _val = Err::<(), _>(1).unwrap_err();
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Err` and `unwrap_err()`
   |
LL -     let _val = Err::<(), _>(1).unwrap_err();
LL +     let _val = 1;
   |

error: used `expect_err()` on `Err` value
  --> $DIR/unnecessary_literal_unwrap.rs:51:16
   |
LL |     let _val = Err::<(), _>(1).expect_err("this never happens");
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Err` and `expect_err()`
   |
LL -     let _val = Err::<(), _>(1).expect_err("this never happens");
LL +     let _val = 1;
   |

error: used `unwrap()` on `Err` value
  --> $DIR/unnecessary_literal_unwrap.rs:52:16
   |
LL |     let _val = Err::<(), _>(1).unwrap();
   |                ^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Err` and `unwrap()`
   |
LL |     let _val = panic!("{:?}", 1);
   |                ~~~~~~~~~~~~~~  ~

error: used `expect()` on `Err` value
  --> $DIR/unnecessary_literal_unwrap.rs:53:16
   |
LL |     let _val = Err::<(), _>(1).expect("this always happens");
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Err` and `expect()`
   |
LL |     let _val = panic!("{1}: {:?}", 1, "this always happens");
   |                ~~~~~~~~~~~~~~~~~~~  ~

error: used `unwrap_err()` on `Err` value
  --> $DIR/unnecessary_literal_unwrap.rs:55:5
   |
LL |     Err::<(), _>(1).unwrap_err();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Err` and `unwrap_err()`
   |
LL -     Err::<(), _>(1).unwrap_err();
LL +     1;
   |

error: used `expect_err()` on `Err` value
  --> $DIR/unnecessary_literal_unwrap.rs:56:5
   |
LL |     Err::<(), _>(1).expect_err("this never happens");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Err` and `expect_err()`
   |
LL -     Err::<(), _>(1).expect_err("this never happens");
LL +     1;
   |

error: used `unwrap()` on `Err` value
  --> $DIR/unnecessary_literal_unwrap.rs:57:5
   |
LL |     Err::<(), _>(1).unwrap();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Err` and `unwrap()`
   |
LL |     panic!("{:?}", 1);
   |     ~~~~~~~~~~~~~~  ~

error: used `expect()` on `Err` value
  --> $DIR/unnecessary_literal_unwrap.rs:58:5
   |
LL |     Err::<(), _>(1).expect("this always happens");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Err` and `expect()`
   |
LL |     panic!("{1}: {:?}", 1, "this always happens");
   |     ~~~~~~~~~~~~~~~~~~~  ~

error: used `unwrap_or()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:62:16
   |
LL |     let _val = Some(1).unwrap_or(2);
   |                ^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap_or()`
   |
LL -     let _val = Some(1).unwrap_or(2);
LL +     let _val = 1;
   |

error: used `unwrap_or_default()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:63:16
   |
LL |     let _val = Some(1).unwrap_or_default();
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap_or_default()`
   |
LL -     let _val = Some(1).unwrap_or_default();
LL +     let _val = 1;
   |

error: used `unwrap_or_else()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:64:16
   |
LL |     let _val = Some(1).unwrap_or_else(|| 2);
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap_or_else()`
   |
LL -     let _val = Some(1).unwrap_or_else(|| 2);
LL +     let _val = 1;
   |

error: used `unwrap_or()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:66:5
   |
LL |     Some(1).unwrap_or(2);
   |     ^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap_or()`
   |
LL -     Some(1).unwrap_or(2);
LL +     1;
   |

error: used `unwrap_or_default()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:67:5
   |
LL |     Some(1).unwrap_or_default();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap_or_default()`
   |
LL -     Some(1).unwrap_or_default();
LL +     1;
   |

error: used `unwrap_or_else()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:68:5
   |
LL |     Some(1).unwrap_or_else(|| 2);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap_or_else()`
   |
LL -     Some(1).unwrap_or_else(|| 2);
LL +     1;
   |

error: used `unwrap_or()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:72:16
   |
LL |     let _val = Ok::<_, ()>(1).unwrap_or(2);
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_or()`
   |
LL -     let _val = Ok::<_, ()>(1).unwrap_or(2);
LL +     let _val = 1;
   |

error: used `unwrap_or_default()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:73:16
   |
LL |     let _val = Ok::<_, ()>(1).unwrap_or_default();
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_or_default()`
   |
LL -     let _val = Ok::<_, ()>(1).unwrap_or_default();
LL +     let _val = 1;
   |

error: used `unwrap_or_else()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:74:16
   |
LL |     let _val = Ok::<_, ()>(1).unwrap_or_else(|_| 2);
   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_or_else()`
   |
LL -     let _val = Ok::<_, ()>(1).unwrap_or_else(|_| 2);
LL +     let _val = 1;
   |

error: used `unwrap_or()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:76:5
   |
LL |     Ok::<_, ()>(1).unwrap_or(2);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_or()`
   |
LL -     Ok::<_, ()>(1).unwrap_or(2);
LL +     1;
   |

error: used `unwrap_or_default()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:77:5
   |
LL |     Ok::<_, ()>(1).unwrap_or_default();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_or_default()`
   |
LL -     Ok::<_, ()>(1).unwrap_or_default();
LL +     1;
   |

error: used `unwrap_or_else()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:78:5
   |
LL |     Ok::<_, ()>(1).unwrap_or_else(|_| 2);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_or_else()`
   |
LL -     Ok::<_, ()>(1).unwrap_or_else(|_| 2);
LL +     1;
   |

error: used `unwrap_unchecked()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:92:22
   |
LL |     let _ = unsafe { Some(1).unwrap_unchecked() };
   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap_unchecked()`
   |
LL -     let _ = unsafe { Some(1).unwrap_unchecked() };
LL +     let _ = 1;
   |

error: used `unwrap_unchecked()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:93:22
   |
LL |     let _ = unsafe { Some(1).unwrap_unchecked() + *(&1 as *const i32) }; // needs to keep the unsafe block
   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap_unchecked()`
   |
LL -     let _ = unsafe { Some(1).unwrap_unchecked() + *(&1 as *const i32) }; // needs to keep the unsafe block
LL +     let _ = unsafe { 1 + *(&1 as *const i32) }; // needs to keep the unsafe block
   |

error: used `unwrap_unchecked()` on `Some` value
  --> $DIR/unnecessary_literal_unwrap.rs:94:22
   |
LL |     let _ = unsafe { Some(1).unwrap_unchecked() } + 1;
   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Some` and `unwrap_unchecked()`
   |
LL -     let _ = unsafe { Some(1).unwrap_unchecked() } + 1;
LL +     let _ = 1 + 1;
   |

error: used `unwrap_unchecked()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:95:22
   |
LL |     let _ = unsafe { Ok::<_, ()>(1).unwrap_unchecked() };
   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_unchecked()`
   |
LL -     let _ = unsafe { Ok::<_, ()>(1).unwrap_unchecked() };
LL +     let _ = 1;
   |

error: used `unwrap_unchecked()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:96:22
   |
LL |     let _ = unsafe { Ok::<_, ()>(1).unwrap_unchecked() + *(&1 as *const i32) };
   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_unchecked()`
   |
LL -     let _ = unsafe { Ok::<_, ()>(1).unwrap_unchecked() + *(&1 as *const i32) };
LL +     let _ = unsafe { 1 + *(&1 as *const i32) };
   |

error: used `unwrap_unchecked()` on `Ok` value
  --> $DIR/unnecessary_literal_unwrap.rs:97:22
   |
LL |     let _ = unsafe { Ok::<_, ()>(1).unwrap_unchecked() } + 1;
   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Ok` and `unwrap_unchecked()`
   |
LL -     let _ = unsafe { Ok::<_, ()>(1).unwrap_unchecked() } + 1;
LL +     let _ = 1 + 1;
   |

error: used `unwrap_err_unchecked()` on `Err` value
  --> $DIR/unnecessary_literal_unwrap.rs:98:22
   |
LL |     let _ = unsafe { Err::<(), i32>(123).unwrap_err_unchecked() };
   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: remove the `Err` and `unwrap_err_unchecked()`
   |
LL -     let _ = unsafe { Err::<(), i32>(123).unwrap_err_unchecked() };
LL +     let _ = 123;
   |

error: aborting due to 53 previous errors