#derive #eq #extras #partial #extra #ignore #field

macro derive-partial-eq-extras

More customisable #[derive(PartialEq)]

3 releases

0.1.2 Jan 27, 2023
0.1.1 Jan 24, 2023
0.1.0 Dec 19, 2021
Download history 2/week @ 2022-12-01 1/week @ 2022-12-08 1/week @ 2022-12-15 4/week @ 2022-12-22 1/week @ 2023-01-05 20/week @ 2023-01-19 37/week @ 2023-01-26 8/week @ 2023-02-02 9/week @ 2023-02-09 10/week @ 2023-02-16 33/week @ 2023-02-23 61/week @ 2023-03-02 32/week @ 2023-03-09 110/week @ 2023-03-16

236 downloads per month
Used in 3 crates (via ezno-parser)

MIT license

8KB
137 lines

Derive partial eq extras

More customisable #[derive(PartialEq)]

Adds ability to ignore/skip fields

#[partial_eq_ignore]

use derive_partial_eq_extras::PartialEqExtras;

#[derive(PartialEqExtras)]
struct A {
    x: u32,
    #[partial_eq_ignore]
    y: String,
}

Here the y field is ignored when comparing As. e.g A { x: 4, y: "Hello".into() } == A { x: 4, y: "World".into() } is true

#[partial_eq_ignore_types]

use derive_partial_eq_extras::PartialEqExtras;

#[derive(PartialEqExtras)]
#[partial_eq_ignore_types(u32)]
struct Numbers {
    name: String,
    x: u32,
    y: u32,
    z: u32,
}

Here the x, y and z fields are ignored because they have type u32 which is marked on a top level attribute as something to ignore. This becomes a shorthand for defining #[partial_eq_ignore] on all fields with u32 types

Dependencies

~0.7–1.1MB
~27K SLoC