rust/tests/target/fn_arg_one_line.rs

// rustfmt-fn_args_layout: Block
// rustfmt-fn_arg_one_line: true

fn foo() {
    foo();
}

fn foo(a: Aaaaaaaaaaaaaa, b: Bbbbbbbbbbbbbb) {
    foo();
}

fn bar(
    a: Aaaaaaaaaaaaaa,
    b: Bbbbbbbbbbbbbb,
    c: Cccccccccccccccccc,
    d: Dddddddddddddddd,
    e: Eeeeeeeeeeeeeee
) {
    bar();
}

fn foo(a: Aaaaaaaaaaaaaa, b: Bbbbbbbbbbbbbb) -> String {
    foo();
}

fn bar(
    a: Aaaaaaaaaaaaaa,
    b: Bbbbbbbbbbbbbb,
    c: Cccccccccccccccccc,
    d: Dddddddddddddddd,
    e: Eeeeeeeeeeeeeee
) -> String {
    bar();
}

fn foo(a: u8 /* Comment 1 */, b: u8 /* Comment 2 */) -> u8 {
    bar()
}

fn foo(
    a: u8, // Comment 1
    b: Bbbbbbbbbbbbbb,
    c: Cccccccccccccccccc,
    d: Dddddddddddddddd,
    e: Eeeeeeeeeeeeeee // Comment 2
) -> u8 {
    bar()
}

fn bar(
    a: Aaaaaaaaaaaaaa,
    b: Bbbbbbbbbbbbbb,
    c: Cccccccccccccccccc,
    d: Dddddddddddddddd,
    e: Eeeeeeeeeeeeeee
) -> String
    where X: Fooooo,
          Y: Baaar
{
    bar();
}

fn foo() -> T {
    foo();
}

fn foo() -> T
    where X: Foooo,
          Y: Baaar
{
    foo();
}

trait Test {
    fn foo(a: u8) {}

    fn bar(
        a: Aaaaaaaaaaaaaa,
        b: Bbbbbbbbbbbbbb,
        c: Cccccccccccccccccc,
        d: Dddddddddddddddd,
        e: Eeeeeeeeeeeeeee
    ) -> String {
    }
}