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Ignore needless_lifetimes clippy lint
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    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/value.rs:124:6
        |
    124 | impl<'de, E> IntoDeserializer<'de, E> for ()
        |      ^^^                      ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
        = note: `-W clippy::needless-lifetimes` implied by `-W clippy::all`
        = help: to override `-W clippy::all` add `#[allow(clippy::needless_lifetimes)]`
    help: elide the lifetimes
        |
    124 - impl<'de, E> IntoDeserializer<'de, E> for ()
    124 + impl<E> IntoDeserializer<'_, E> for ()
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/value.rs:196:6
        |
    196 | impl<'de, E> IntoDeserializer<'de, E> for !
        |      ^^^                      ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    196 - impl<'de, E> IntoDeserializer<'de, E> for !
    196 + impl<E> IntoDeserializer<'_, E> for !
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/value.rs:317:6
        |
    317 | impl<'de, E> IntoDeserializer<'de, E> for u32
        |      ^^^                      ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    317 - impl<'de, E> IntoDeserializer<'de, E> for u32
    317 + impl<E> IntoDeserializer<'_, E> for u32
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/value.rs:406:6
        |
    406 | impl<'de, 'a, E> IntoDeserializer<'de, E> for &'a str
        |      ^^^                          ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    406 - impl<'de, 'a, E> IntoDeserializer<'de, E> for &'a str
    406 + impl<'a, E> IntoDeserializer<'_, E> for &'a str
        |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/value.rs:427:11
        |
    427 | impl<'de, 'a, E> de::Deserializer<'de> for StrDeserializer<'a, E>
        |           ^^                                               ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    427 - impl<'de, 'a, E> de::Deserializer<'de> for StrDeserializer<'a, E>
    427 + impl<'de, E> de::Deserializer<'de> for StrDeserializer<'_, E>
        |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/value.rs:461:11
        |
    461 | impl<'de, 'a, E> de::EnumAccess<'de> for StrDeserializer<'a, E>
        |           ^^                                             ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    461 - impl<'de, 'a, E> de::EnumAccess<'de> for StrDeserializer<'a, E>
    461 + impl<'de, E> de::EnumAccess<'de> for StrDeserializer<'_, E>
        |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/value.rs:476:6
        |
    476 | impl<'a, E> Debug for StrDeserializer<'a, E> {
        |      ^^                               ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    476 - impl<'a, E> Debug for StrDeserializer<'a, E> {
    476 + impl<E> Debug for StrDeserializer<'_, E> {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/value.rs:555:6
        |
    555 | impl<'de, E> Debug for BorrowedStrDeserializer<'de, E> {
        |      ^^^                                       ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    555 - impl<'de, E> Debug for BorrowedStrDeserializer<'de, E> {
    555 + impl<E> Debug for BorrowedStrDeserializer<'_, E> {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/value.rs:586:6
        |
    586 | impl<'de, E> IntoDeserializer<'de, E> for String
        |      ^^^                      ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    586 - impl<'de, E> IntoDeserializer<'de, E> for String
    586 + impl<E> IntoDeserializer<'_, E> for String
        |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/value.rs:680:6
        |
    680 | impl<'a, E> Clone for CowStrDeserializer<'a, E> {
        |      ^^                                  ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    680 - impl<'a, E> Clone for CowStrDeserializer<'a, E> {
    680 + impl<E> Clone for CowStrDeserializer<'_, E> {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/value.rs:691:6
        |
    691 | impl<'de, 'a, E> IntoDeserializer<'de, E> for Cow<'a, str>
        |      ^^^                          ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    691 - impl<'de, 'a, E> IntoDeserializer<'de, E> for Cow<'a, str>
    691 + impl<'a, E> IntoDeserializer<'_, E> for Cow<'a, str>
        |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/value.rs:714:11
        |
    714 | impl<'de, 'a, E> de::Deserializer<'de> for CowStrDeserializer<'a, E>
        |           ^^                                                  ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    714 - impl<'de, 'a, E> de::Deserializer<'de> for CowStrDeserializer<'a, E>
    714 + impl<'de, E> de::Deserializer<'de> for CowStrDeserializer<'_, E>
        |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/value.rs:752:11
        |
    752 | impl<'de, 'a, E> de::EnumAccess<'de> for CowStrDeserializer<'a, E>
        |           ^^                                                ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    752 - impl<'de, 'a, E> de::EnumAccess<'de> for CowStrDeserializer<'a, E>
    752 + impl<'de, E> de::EnumAccess<'de> for CowStrDeserializer<'_, E>
        |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/value.rs:768:6
        |
    768 | impl<'a, E> Debug for CowStrDeserializer<'a, E> {
        |      ^^                                  ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    768 - impl<'a, E> Debug for CowStrDeserializer<'a, E> {
    768 + impl<E> Debug for CowStrDeserializer<'_, E> {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/value.rs:797:6
        |
    797 | impl<'de, 'a, E> IntoDeserializer<'de, E> for &'a [u8]
        |      ^^^                          ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    797 - impl<'de, 'a, E> IntoDeserializer<'de, E> for &'a [u8]
    797 + impl<'a, E> IntoDeserializer<'_, E> for &'a [u8]
        |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/value.rs:808:11
        |
    808 | impl<'de, 'a, E> Deserializer<'de> for BytesDeserializer<'a, E>
        |           ^^                                             ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    808 - impl<'de, 'a, E> Deserializer<'de> for BytesDeserializer<'a, E>
    808 + impl<'de, E> Deserializer<'de> for BytesDeserializer<'_, E>
        |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/value.rs:828:6
        |
    828 | impl<'a, E> Debug for BytesDeserializer<'a, E> {
        |      ^^                                 ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    828 - impl<'a, E> Debug for BytesDeserializer<'a, E> {
    828 + impl<E> Debug for BytesDeserializer<'_, E> {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/value.rs:876:6
        |
    876 | impl<'de, E> Debug for BorrowedBytesDeserializer<'de, E> {
        |      ^^^                                         ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    876 - impl<'de, E> Debug for BorrowedBytesDeserializer<'de, E> {
    876 + impl<E> Debug for BorrowedBytesDeserializer<'_, E> {
        |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/value.rs:1101:6
         |
    1101 | impl<'de, I, E> MapDeserializer<'de, I, E>
         |      ^^^                        ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1101 - impl<'de, I, E> MapDeserializer<'de, I, E>
    1101 + impl<I, E> MapDeserializer<'_, I, E>
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/value.rs:1118:6
         |
    1118 | impl<'de, I, E> MapDeserializer<'de, I, E>
         |      ^^^                        ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1118 - impl<'de, I, E> MapDeserializer<'de, I, E>
    1118 + impl<I, E> MapDeserializer<'_, I, E>
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/value.rs:1141:6
         |
    1141 | impl<'de, I, E> MapDeserializer<'de, I, E>
         |      ^^^                        ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1141 - impl<'de, I, E> MapDeserializer<'de, I, E>
    1141 + impl<I, E> MapDeserializer<'_, I, E>
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/value.rs:1287:6
         |
    1287 | impl<'de, I, E> Clone for MapDeserializer<'de, I, E>
         |      ^^^                                  ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1287 - impl<'de, I, E> Clone for MapDeserializer<'de, I, E>
    1287 + impl<I, E> Clone for MapDeserializer<'_, I, E>
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/value.rs:1304:6
         |
    1304 | impl<'de, I, E> Debug for MapDeserializer<'de, I, E>
         |      ^^^                                  ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1304 - impl<'de, I, E> Debug for MapDeserializer<'de, I, E>
    1304 + impl<I, E> Debug for MapDeserializer<'_, I, E>
         |

    warning: the following explicit lifetimes could be elided: 'de
      --> serde/src/de/impls.rs:17:6
       |
    17 | impl<'de> Visitor<'de> for UnitVisitor {
       |      ^^^          ^^^
       |
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
       |
    17 - impl<'de> Visitor<'de> for UnitVisitor {
    17 + impl Visitor<'_> for UnitVisitor {
       |

    warning: the following explicit lifetimes could be elided: 'de
      --> serde/src/de/impls.rs:56:6
       |
    56 | impl<'de> Visitor<'de> for BoolVisitor {
       |      ^^^          ^^^
       |
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
       |
    56 - impl<'de> Visitor<'de> for BoolVisitor {
    56 + impl Visitor<'_> for BoolVisitor {
       |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/impls.rs:550:6
        |
    550 | impl<'de> Visitor<'de> for CharVisitor {
        |      ^^^          ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    550 - impl<'de> Visitor<'de> for CharVisitor {
    550 + impl Visitor<'_> for CharVisitor {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/impls.rs:596:6
        |
    596 | impl<'de> Visitor<'de> for StringVisitor {
        |      ^^^          ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    596 - impl<'de> Visitor<'de> for StringVisitor {
    596 + impl Visitor<'_> for StringVisitor {
        |

    warning: the following explicit lifetimes could be elided: 'de, 'a
       --> serde/src/de/impls.rs:642:6
        |
    642 | impl<'a, 'de> Visitor<'de> for StringInPlaceVisitor<'a> {
        |      ^^  ^^^          ^^^                           ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    642 - impl<'a, 'de> Visitor<'de> for StringInPlaceVisitor<'a> {
    642 + impl Visitor<'_> for StringInPlaceVisitor<'_> {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/de/impls.rs:953:6
        |
    953 | impl<'de, T> Visitor<'de> for PhantomDataVisitor<T>
        |      ^^^             ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    953 - impl<'de, T> Visitor<'de> for PhantomDataVisitor<T>
    953 + impl<T> Visitor<'_> for PhantomDataVisitor<T>
        |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/de/impls.rs:1195:14
         |
    1195 |         impl<'a, 'de, T> Visitor<'de> for VecInPlaceVisitor<'a, T>
         |              ^^                                             ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1195 -         impl<'a, 'de, T> Visitor<'de> for VecInPlaceVisitor<'a, T>
    1195 +         impl<'de, T> Visitor<'de> for VecInPlaceVisitor<'_, T>
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/impls.rs:1838:6
         |
    1838 | impl<'de> Visitor<'de> for PathBufVisitor {
         |      ^^^          ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1838 - impl<'de> Visitor<'de> for PathBufVisitor {
    1838 + impl Visitor<'_> for PathBufVisitor {
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/de/impls.rs:1991:11
         |
    1991 | impl<'de, 'a, T> Deserialize<'de> for Cow<'a, T>
         |           ^^                              ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1991 - impl<'de, 'a, T> Deserialize<'de> for Cow<'a, T>
    1991 + impl<'de, T> Deserialize<'de> for Cow<'_, T>
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/impls.rs:2161:22
         |
    2161 |                 impl<'de> Visitor<'de> for FieldVisitor {
         |                      ^^^          ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2161 -                 impl<'de> Visitor<'de> for FieldVisitor {
    2161 +                 impl Visitor<'_> for FieldVisitor {
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/impls.rs:2300:22
         |
    2300 |                 impl<'de> Visitor<'de> for FieldVisitor {
         |                      ^^^          ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2300 -                 impl<'de> Visitor<'de> for FieldVisitor {
    2300 +                 impl Visitor<'_> for FieldVisitor {
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/impls.rs:2501:18
         |
    2501 |             impl<'de> Visitor<'de> for FieldVisitor {
         |                  ^^^          ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2501 -             impl<'de> Visitor<'de> for FieldVisitor {
    2501 +             impl Visitor<'_> for FieldVisitor {
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/impls.rs:2658:18
         |
    2658 |             impl<'de> Visitor<'de> for FieldVisitor {
         |                  ^^^          ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2658 -             impl<'de> Visitor<'de> for FieldVisitor {
    2658 +             impl Visitor<'_> for FieldVisitor {
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/impls.rs:2796:18
         |
    2796 |             impl<'de> Visitor<'de> for FieldVisitor {
         |                  ^^^          ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2796 -             impl<'de> Visitor<'de> for FieldVisitor {
    2796 +             impl Visitor<'_> for FieldVisitor {
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/impls.rs:2907:22
         |
    2907 |                 impl<'de> Visitor<'de> for FieldVisitor {
         |                      ^^^          ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2907 -                 impl<'de> Visitor<'de> for FieldVisitor {
    2907 +                 impl Visitor<'_> for FieldVisitor {
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/impls.rs:3018:22
         |
    3018 |                 impl<'de> Visitor<'de> for FieldVisitor {
         |                      ^^^          ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    3018 -                 impl<'de> Visitor<'de> for FieldVisitor {
    3018 +                 impl Visitor<'_> for FieldVisitor {
         |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/de/impls.rs:3166:6
         |
    3166 | impl<'de, T> Visitor<'de> for FromStrVisitor<T>
         |      ^^^             ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    3166 - impl<'de, T> Visitor<'de> for FromStrVisitor<T>
    3166 + impl<T> Visitor<'_> for FromStrVisitor<T>
         |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde/src/de/mod.rs:397:6
        |
    397 | impl<'a> fmt::Display for Unexpected<'a> {
        |      ^^                              ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    397 - impl<'a> fmt::Display for Unexpected<'a> {
    397 + impl fmt::Display for Unexpected<'_> {
        |

    warning: the following explicit lifetimes could be elided: 'f, 'a
        --> serde/src/de/mod.rs:2309:14
         |
    2309 |         impl<'f, 'a> fmt::Write for LookForDecimalPoint<'f, 'a> {
         |              ^^  ^^                                     ^^  ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2309 -         impl<'f, 'a> fmt::Write for LookForDecimalPoint<'f, 'a> {
    2309 +         impl fmt::Write for LookForDecimalPoint<'_, '_> {
         |

    warning: the following explicit lifetimes could be elided: 'a
      --> serde/src/ser/fmt.rs:38:6
       |
    38 | impl<'a> Serializer for &mut fmt::Formatter<'a> {
       |      ^^                                     ^^
       |
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
       |
    38 - impl<'a> Serializer for &mut fmt::Formatter<'a> {
    38 + impl Serializer for &mut fmt::Formatter<'_> {
       |

    warning: the following explicit lifetimes could be elided: 'a
      --> serde/src/ser/impls.rs:62:6
       |
    62 | impl<'a> Serialize for fmt::Arguments<'a> {
       |      ^^                               ^^
       |
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
       |
    62 - impl<'a> Serialize for fmt::Arguments<'a> {
    62 + impl Serialize for fmt::Arguments<'_> {
       |

    warning: the following explicit lifetimes could be elided: 'a
      --> serde/src/format.rs:20:6
       |
    20 | impl<'a> Write for Buf<'a> {
       |      ^^                ^^
       |
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
       |
    20 - impl<'a> Write for Buf<'a> {
    20 + impl Write for Buf<'_> {
       |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/private/de.rs:254:10
        |
    254 |     impl<'de> Content<'de> {
        |          ^^^          ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    254 -     impl<'de> Content<'de> {
    254 +     impl Content<'_> {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/private/de.rs:333:10
        |
    333 |     impl<'de> ContentVisitor<'de> {
        |          ^^^                 ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    333 -     impl<'de> ContentVisitor<'de> {
    333 +     impl ContentVisitor<'_> {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/private/de.rs:553:10
        |
    553 |     impl<'de> TagOrContentVisitor<'de> {
        |          ^^^                      ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    553 -     impl<'de> TagOrContentVisitor<'de> {
    553 +     impl TagOrContentVisitor<'_> {
        |

    warning: the following explicit lifetimes could be elided: 'de
       --> serde/src/private/de.rs:937:10
        |
    937 |     impl<'de> Visitor<'de> for TagOrContentFieldVisitor {
        |          ^^^          ^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
        |
    937 -     impl<'de> Visitor<'de> for TagOrContentFieldVisitor {
    937 +     impl Visitor<'_> for TagOrContentFieldVisitor {
        |

    warning: the following explicit lifetimes could be elided: 'de
        --> serde/src/private/de.rs:1014:10
         |
    1014 |     impl<'de> Visitor<'de> for TagContentOtherFieldVisitor {
         |          ^^^          ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1014 -     impl<'de> Visitor<'de> for TagContentOtherFieldVisitor {
    1014 +     impl Visitor<'_> for TagContentOtherFieldVisitor {
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/private/de.rs:1652:10
         |
    1652 |     impl<'a, 'de, E> ContentRefDeserializer<'a, 'de, E>
         |          ^^                                 ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1652 -     impl<'a, 'de, E> ContentRefDeserializer<'a, 'de, E>
    1652 +     impl<'de, E> ContentRefDeserializer<'_, 'de, E>
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/private/de.rs:1735:15
         |
    1735 |     impl<'de, 'a, E> Deserializer<'de> for ContentRefDeserializer<'a, 'de, E>
         |               ^^                                                  ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    1735 -     impl<'de, 'a, E> Deserializer<'de> for ContentRefDeserializer<'a, 'de, E>
    1735 +     impl<'de, E> Deserializer<'de> for ContentRefDeserializer<'_, 'de, E>
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/private/de.rs:2162:15
         |
    2162 |     impl<'de, 'a, E> de::VariantAccess<'de> for VariantRefDeserializer<'a, 'de, E>
         |               ^^                                                       ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2162 -     impl<'de, 'a, E> de::VariantAccess<'de> for VariantRefDeserializer<'a, 'de, E>
    2162 +     impl<'de, E> de::VariantAccess<'de> for VariantRefDeserializer<'_, 'de, E>
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/private/de.rs:2259:15
         |
    2259 |     impl<'de, 'a, E> de::IntoDeserializer<'de, E> for ContentRefDeserializer<'a, 'de, E>
         |               ^^                                                             ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2259 -     impl<'de, 'a, E> de::IntoDeserializer<'de, E> for ContentRefDeserializer<'a, 'de, E>
    2259 +     impl<'de, E> de::IntoDeserializer<'de, E> for ContentRefDeserializer<'_, 'de, E>
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/private/de.rs:2288:15
         |
    2288 |     impl<'de, 'a> Visitor<'de> for InternallyTaggedUnitVisitor<'a> {
         |               ^^                                               ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2288 -     impl<'de, 'a> Visitor<'de> for InternallyTaggedUnitVisitor<'a> {
    2288 +     impl<'de> Visitor<'de> for InternallyTaggedUnitVisitor<'_> {
         |

    warning: the following explicit lifetimes could be elided: 'a, 'de
        --> serde/src/private/de.rs:2333:10
         |
    2333 |     impl<'de, 'a> Visitor<'de> for UntaggedUnitVisitor<'a> {
         |          ^^^  ^^          ^^^                          ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2333 -     impl<'de, 'a> Visitor<'de> for UntaggedUnitVisitor<'a> {
    2333 +     impl Visitor<'_> for UntaggedUnitVisitor<'_> {
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/private/de.rs:2396:11
         |
    2396 | impl<'de, 'a, E> Deserializer<'de> for StrDeserializer<'a, E>
         |           ^^                                           ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2396 - impl<'de, 'a, E> Deserializer<'de> for StrDeserializer<'a, E>
    2396 + impl<'de, E> Deserializer<'de> for StrDeserializer<'_, E>
         |

    warning: the following explicit lifetimes could be elided: 'a, 'de
        --> serde/src/private/de.rs:2498:6
         |
    2498 | impl<'a, 'de, E> FlatMapDeserializer<'a, 'de, E>
         |      ^^  ^^^                         ^^  ^^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2498 - impl<'a, 'de, E> FlatMapDeserializer<'a, 'de, E>
    2498 + impl<E> FlatMapDeserializer<'_, '_, E>
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/private/de.rs:2522:6
         |
    2522 | impl<'a, 'de, E> Deserializer<'de> for FlatMapDeserializer<'a, 'de, E>
         |      ^^                                                    ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2522 - impl<'a, 'de, E> Deserializer<'de> for FlatMapDeserializer<'a, 'de, E>
    2522 + impl<'de, E> Deserializer<'de> for FlatMapDeserializer<'_, 'de, E>
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/private/de.rs:2658:6
         |
    2658 | impl<'a, 'de, E> MapAccess<'de> for FlatMapAccess<'a, 'de, E>
         |      ^^                                           ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2658 - impl<'a, 'de, E> MapAccess<'de> for FlatMapAccess<'a, 'de, E>
    2658 + impl<'de, E> MapAccess<'de> for FlatMapAccess<'_, 'de, E>
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde/src/private/de.rs:2702:6
         |
    2702 | impl<'a, 'de, E> MapAccess<'de> for FlatStructAccess<'a, 'de, E>
         |      ^^                                              ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    2702 - impl<'a, 'de, E> MapAccess<'de> for FlatStructAccess<'a, 'de, E>
    2702 + impl<'de, E> MapAccess<'de> for FlatStructAccess<'_, 'de, E>
         |

    warning: the following explicit lifetimes could be elided: 'a
     --> serde/src/de/seed.rs:8:6
      |
    8 | impl<'a, 'de, T> DeserializeSeed<'de> for InPlaceSeed<'a, T>
      |      ^^                                               ^^
      |
      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
      |
    8 - impl<'a, 'de, T> DeserializeSeed<'de> for InPlaceSeed<'a, T>
    8 + impl<'de, T> DeserializeSeed<'de> for InPlaceSeed<'_, T>
      |

    warning: the following explicit lifetimes could be elided: 'a
       --> serde_derive/src/internals/case.rs:124:6
        |
    124 | impl<'a> Display for ParseError<'a> {
        |      ^^                         ^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
        = note: `-W clippy::needless-lifetimes` implied by `-W clippy::all`
        = help: to override `-W clippy::all` add `#[allow(clippy::needless_lifetimes)]`
    help: elide the lifetimes
        |
    124 - impl<'a> Display for ParseError<'a> {
    124 + impl Display for ParseError<'_> {
        |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde_derive/src/de.rs:3042:6
         |
    3042 | impl<'a> ToTokens for DeImplGenerics<'a> {
         |      ^^                              ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    3042 - impl<'a> ToTokens for DeImplGenerics<'a> {
    3042 + impl ToTokens for DeImplGenerics<'_> {
         |

    warning: the following explicit lifetimes could be elided: 'a
        --> serde_derive/src/de.rs:3124:6
         |
    3124 | impl<'a> ToTokens for DeTypeGenerics<'a> {
         |      ^^                              ^^
         |
         = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    help: elide the lifetimes
         |
    3124 - impl<'a> ToTokens for DeTypeGenerics<'a> {
    3124 + impl ToTokens for DeTypeGenerics<'_> {
         |

    warning: the following explicit lifetimes could be elided: 'a
      --> test_suite/tests/test_serde_path.rs:15:10
       |
    15 |     impl<'a> AssertNotSerdeDeserialize<'a> for Foo {}
       |          ^^                            ^^
       |
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
       = note: `-W clippy::needless-lifetimes` implied by `-W clippy::all`
       = help: to override `-W clippy::all` add `#[allow(clippy::needless_lifetimes)]`
    help: elide the lifetimes
       |
    15 -     impl<'a> AssertNotSerdeDeserialize<'a> for Foo {}
    15 +     impl AssertNotSerdeDeserialize<'_> for Foo {}
       |
  • Loading branch information
dtolnay committed Oct 7, 2024
1 parent 8e1ae68 commit 4b3178b
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Showing 4 changed files with 4 additions and 0 deletions.
1 change: 1 addition & 0 deletions serde/src/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -144,6 +144,7 @@
clippy::too_many_lines,
// preference
clippy::doc_markdown,
clippy::needless_lifetimes,
clippy::unseparated_literal_suffix,
// false positive
clippy::needless_doctest_main,
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1 change: 1 addition & 0 deletions serde_derive/src/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@
// clippy bug: https://github.com/rust-lang/rust-clippy/issues/6797
clippy::manual_map,
clippy::match_like_matches_macro,
clippy::needless_lifetimes,
clippy::needless_pass_by_value,
clippy::too_many_arguments,
clippy::trivially_copy_pass_by_ref,
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1 change: 1 addition & 0 deletions serde_derive_internals/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
// clippy bug: https://github.com/rust-lang/rust-clippy/issues/6797
clippy::manual_map,
clippy::missing_panics_doc,
clippy::needless_lifetimes,
clippy::redundant_field_names,
clippy::result_unit_err,
clippy::should_implement_trait,
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1 change: 1 addition & 0 deletions test_suite/tests/test_serde_path.rs
Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
#![allow(
clippy::extra_unused_type_parameters,
clippy::needless_lifetimes,
clippy::type_repetition_in_bounds
)]

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