New upstream version 1.52.1+dfsg1

[rustc.git] / src / tools / rustfmt / tests / target / configs / struct_field_align_threshold / 20.rs

// rustfmt-struct_field_align_threshold: 20
// rustfmt-normalize_comments: true
// rustfmt-wrap_comments: true
// rustfmt-error_on_line_overflow: false

struct Foo {
    x:   u32,
    yy:  u32, // comment
    zzz: u32,
}

pub struct Bar {
    x:   u32,
    yy:  u32,
    zzz: u32,

    xxxxxxx: u32,
}

fn main() {
    let foo = Foo {
        x:   0,
        yy:  1,
        zzz: 2,
    };

    let bar = Bar {
        x:   0,
        yy:  1,
        zzz: 2,

        xxxxxxx: 3,
    };
}

/// A Doc comment
#[AnAttribute]
pub struct Foo {
    #[rustfmt::skip]
    f :   SomeType, // Comment beside a field
    f:     SomeType, // Comment beside a field
    // Comment on a field
    #[AnAttribute]
    g:     SomeOtherType,
    /// A doc comment on a field
    h:     AThirdType,
    pub i: TypeForPublicField,
}

// #1029
pub struct Foo {
    #[doc(hidden)]
    // This will NOT get deleted!
    bar: String, // hi
}

// #1029
struct X {
    // `x` is an important number.
    #[allow(unused)] // TODO: use
    x: u32,
}

// #410
#[allow(missing_docs)]
pub struct Writebatch<K: Key> {
    #[allow(dead_code)] // only used for holding the internal pointer
    writebatch: RawWritebatch,
    marker:     PhantomData<K>,
}

struct Bar;

struct NewType(Type, OtherType);

struct NewInt<T: Copy>(
    pub i32,
    SomeType, // inline comment
    T,        // sup
);

struct Qux<
    'a,
    N: Clone + 'a,
    E: Clone + 'a,
    G: Labeller<'a, N, E> + GraphWalk<'a, N, E>,
    W: Write + Copy,
>(
    AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA, // Comment
    BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB,
    #[AnAttr]
    // Comment
    /// Testdoc
    G,
    pub W,
);

struct Tuple(
    // Comment 1
    AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA,
    // Comment 2
    BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB,
);

// With a where-clause and generics.
pub struct Foo<'a, Y: Baz>
where
    X: Whatever,
{
    f: SomeType, // Comment beside a field
}

struct Baz {
    a: A, // Comment A
    b: B, // Comment B
    c: C, // Comment C
}

struct Baz {
    a: A, // Comment A

    b: B, // Comment B

    c: C, // Comment C
}

struct Baz {
    a: A,

    b: B,
    c: C,

    d: D,
}

struct Baz {
    // Comment A
    a: A,

    // Comment B
    b: B,
    // Comment C
    c: C,
}

// Will this be a one-liner?
struct Tuple(
    A, // Comment
    B,
);

pub struct State<F: FnMut() -> time::Timespec> {
    now: F,
}

pub struct State<F: FnMut() -> ()> {
    now: F,
}

pub struct State<F: FnMut()> {
    now: F,
}

struct Palette {
    /// A map of indices in the palette to a count of pixels in approximately
    /// that color
    foo: i32,
}

// Splitting a single line comment into a block previously had a misalignment
// when the field had attributes
struct FieldsWithAttributes {
    // Pre Comment
    #[rustfmt::skip] pub host:String, /* Post comment BBBBBBBBBBBBBB BBBBBBBBBBBBBBBB
                                       * BBBBBBBBBBBBBBBB BBBBBBBBBBBBBBBBB BBBBBBBBBBB */
    // Another pre comment
    #[attr1]
    #[attr2]
    pub id: usize, /* CCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCC
                    * CCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCC CCCCCCCCCCCC */
}

struct Deep {
    deeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeep:
        node::Handle<IdRef<'id, Node<K, V>>, Type, NodeType>,
}

struct Foo<T>(T);
struct Foo<T>(T)
where
    T: Copy,
    T: Eq;
struct Foo<T>(
    TTTTTTTTTTTTTTTTT,
    UUUUUUUUUUUUUUUUUUUUUUUU,
    TTTTTTTTTTTTTTTTTTT,
    UUUUUUUUUUUUUUUUUUU,
);
struct Foo<T>(
    TTTTTTTTTTTTTTTTTT,
    UUUUUUUUUUUUUUUUUUUUUUUU,
    TTTTTTTTTTTTTTTTTTT,
)
where
    T: PartialEq;
struct Foo<T>(
    TTTTTTTTTTTTTTTTT,
    UUUUUUUUUUUUUUUUUUUUUUUU,
    TTTTTTTTTTTTTTTTTTTTT,
)
where
    T: PartialEq;
struct Foo<T>(
    TTTTTTTTTTTTTTTTT,
    UUUUUUUUUUUUUUUUUUUUUUUU,
    TTTTTTTTTTTTTTTTTTT,
    UUUUUUUUUUUUUUUUUUU,
)
where
    T: PartialEq;
struct Foo<T>(
    TTTTTTTTTTTTTTTTT,        // Foo
    UUUUUUUUUUUUUUUUUUUUUUUU, // Bar
    // Baz
    TTTTTTTTTTTTTTTTTTT,
    // Qux (FIXME #572 - doc comment)
    UUUUUUUUUUUUUUUUUUU,
);

mod m {
    struct X<T>
    where
        T: Sized,
    {
        a: T,
    }
}

struct Foo<T>(
    TTTTTTTTTTTTTTTTTTT,
    /// Qux
    UUUUUUUUUUUUUUUUUUU,
);

struct Issue677 {
    pub ptr:   *const libc::c_void,
    pub trace: fn(obj: *const libc::c_void, tracer: *mut JSTracer),
}

struct Foo {}
struct Foo {}
struct Foo {
    // comment
}
struct Foo {
    // trailing space ->
}
struct Foo {
    // comment
}
struct Foo(
    // comment
);

struct LongStruct {
    a: A,
    the_quick_brown_fox_jumps_over_the_lazy_dog:
        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA,
}

struct Deep {
    deeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeep:
        node::Handle<IdRef<'id, Node<Key, Value>>, Type, NodeType>,
}

struct Foo<C = ()>(String);

// #1364
fn foo() {
    convex_shape.set_point(0, &Vector2f { x: 400.0, y: 100.0 });
    convex_shape.set_point(1, &Vector2f { x: 500.0, y: 70.0 });
    convex_shape.set_point(2, &Vector2f { x: 450.0, y: 100.0 });
    convex_shape.set_point(3, &Vector2f { x: 580.0, y: 150.0 });
}

fn main() {
    let x = Bar;

    // Comment
    let y = Foo { a: x };

    Foo {
        a: foo(), // comment
        // comment
        b: bar(),
        ..something
    };

    Fooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo { a: f(), b: b() };

    Foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo {
        a: f(),
        b: b(),
    };

    Foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo {
        // Comment
        a: foo(), // Comment
        // Comment
        b: bar(), // Comment
    };

    Foo { a: Bar, b: f() };

    Quux {
        x: if cond {
            bar();
        },
        y: baz(),
    };

    A {
        // Lorem ipsum dolor sit amet, consectetur adipiscing elit. Donec a diam lectus. Sed sit
        // amet ipsum mauris. Maecenas congue ligula ac quam viverra nec consectetur ante
        // hendrerit. Donec et mollis dolor.
        first:  item(),
        // Praesent et diam eget libero egestas mattis sit amet vitae augue.
        // Nam tincidunt congue enim, ut porta lorem lacinia consectetur.
        second: Item,
    };

    Some(Data::MethodCallData(MethodCallData {
        span:    sub_span.unwrap(),
        scope:   self.enclosing_scope(id),
        ref_id:  def_id,
        decl_id: Some(decl_id),
    }));

    Diagram {
        //                 o        This graph demonstrates how
        //                / \       significant whitespace is
        //               o   o      preserved.
        //              /|\   \
        //             o o o   o
        graph: G,
    }
}

fn matcher() {
    TagTerminatedByteMatcher {
        matcher: ByteMatcher {
            pattern: b"<HTML",
            mask:    b"\xFF\xDF\xDF\xDF\xDF\xFF",
        },
    };
}

fn issue177() {
    struct Foo<T> {
        memb: T,
    }
    let foo = Foo::<i64> { memb: 10 };
}

fn issue201() {
    let s = S { a: 0, ..b };
}

fn issue201_2() {
    let s = S { a: S2 { ..c }, ..b };
}

fn issue278() {
    let s = S {
        a: 0,
        //
        b: 0,
    };
    let s1 = S {
        a: 0,
        // foo
        //
        // bar
        b: 0,
    };
}

fn struct_exprs() {
    Foo { a: 1, b: f(2) };
    Foo {
        a: 1,
        b: f(2),
        ..g(3)
    };
    LoooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooongStruct {
        ..base
    };
    IntrinsicISizesContribution {
        content_intrinsic_sizes: IntrinsicISizes {
            minimum_inline_size: 0,
        },
    };
}

fn issue123() {
    Foo { a: b, c: d, e: f };

    Foo {
        a: bb,
        c: dd,
        e: ff,
    };

    Foo {
        a: ddddddddddddddddddddd,
        b: cccccccccccccccccccccccccccccccccccccc,
    };
}

fn issue491() {
    Foo {
        guard: None,
        arm:   0, // Comment
    };

    Foo {
        arm: 0, // Comment
    };

    Foo {
        a: aaaaaaaaaa,
        b: bbbbbbbb,
        c: cccccccccc,
        d: dddddddddd, // a comment
        e: eeeeeeeee,
    };
}

fn issue698() {
    Record {
        ffffffffffffffffffffffffffields: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,
    };
    Record {
        ffffffffffffffffffffffffffields:
            aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,
    }
}

fn issue835() {
    MyStruct {};
    MyStruct { /* a comment */ };
    MyStruct {
        // Another comment
    };
    MyStruct {}
}

fn field_init_shorthand() {
    MyStruct { x, y, z };
    MyStruct { x, y, z, ..base };
    Foo {
        aaaaaaaaaa,
        bbbbbbbb,
        cccccccccc,
        dddddddddd, // a comment
        eeeeeeeee,
    };
    Record {
        ffffffffffffffffffffffffffieldsaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,
    };
}