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path: root/src/tools/clippy/tests/ui/unnested_or_patterns.rs
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// run-rustfix

#![feature(box_patterns, custom_inner_attributes)]
#![warn(clippy::unnested_or_patterns)]
#![allow(clippy::cognitive_complexity, clippy::match_ref_pats, clippy::upper_case_acronyms)]
#![allow(unreachable_patterns, irrefutable_let_patterns, unused)]

fn main() {
    // Should be ignored by this lint, as nesting requires more characters.
    if let &0 | &2 = &0 {}

    if let box 0 | box 2 = Box::new(0) {}
    if let box ((0 | 1)) | box (2 | 3) | box 4 = Box::new(0) {}
    const C0: Option<u8> = Some(1);
    if let Some(1) | C0 | Some(2) = None {}
    if let &mut 0 | &mut 2 = &mut 0 {}
    if let x @ 0 | x @ 2 = 0 {}
    if let (0, 1) | (0, 2) | (0, 3) = (0, 0) {}
    if let (1, 0) | (2, 0) | (3, 0) = (0, 0) {}
    if let (x, ..) | (x, 1) | (x, 2) = (0, 1) {}
    if let [0] | [1] = [0] {}
    if let [x, 0] | [x, 1] = [0, 1] {}
    if let [x, 0] | [x, 1] | [x, 2] = [0, 1] {}
    if let [x, ..] | [x, 1] | [x, 2] = [0, 1] {}
    struct TS(u8, u8);
    if let TS(0, x) | TS(1, x) = TS(0, 0) {}
    if let TS(1, 0) | TS(2, 0) | TS(3, 0) = TS(0, 0) {}
    if let TS(x, ..) | TS(x, 1) | TS(x, 2) = TS(0, 0) {}
    struct S {
        x: u8,
        y: u8,
    }
    if let S { x: 0, y } | S { y, x: 1 } = (S { x: 0, y: 1 }) {}
    if let S { x: 0, y, .. } | S { y, x: 1 } = (S { x: 0, y: 1 }) {}
}

fn msrv_1_52() {
    #![clippy::msrv = "1.52"]

    if let [1] | [52] = [0] {}
}

fn msrv_1_53() {
    #![clippy::msrv = "1.53"]

    if let [1] | [53] = [0] {}
}