134 lines
3.7 KiB
Rust
134 lines
3.7 KiB
Rust
// rustfmt-normalize_comments: true
|
|
// Closures
|
|
|
|
fn main() {
|
|
let square = ( |i: i32 | i * i );
|
|
|
|
let commented = |/* first */ a /*argument*/, /* second*/ b: WithType /* argument*/, /* ignored */ _ |
|
|
(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa, bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb);
|
|
|
|
let block_body = move |xxxxxxxxxxxxxxxxxxxxxxxxxxxxx, ref yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy| {
|
|
xxxxxxxxxxxxxxxxxxxxxxxxxxxxx + yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy
|
|
};
|
|
|
|
let loooooooooooooong_name = |field| {
|
|
// format comments.
|
|
if field.node.attrs.len() > 0 { field.node.attrs[0].span.lo
|
|
} else {
|
|
field.span.lo
|
|
}};
|
|
|
|
let unblock_me = |trivial| {
|
|
closure()
|
|
};
|
|
|
|
let empty = |arg| {};
|
|
|
|
let simple = |arg| { /* comment formatting */ foo(arg) };
|
|
|
|
let test = | | { do_something(); do_something_else(); };
|
|
|
|
let arg_test = |big_argument_name, test123| looooooooooooooooooong_function_naaaaaaaaaaaaaaaaame();
|
|
|
|
let arg_test = |big_argument_name, test123| {looooooooooooooooooong_function_naaaaaaaaaaaaaaaaame()};
|
|
|
|
let simple_closure = move || -> () {};
|
|
|
|
let closure = |input: Ty| -> Option<String> {
|
|
foo()
|
|
};
|
|
|
|
let closure_with_return_type = |aaaaaaaaaaaaaaaaaaaaaaarg1, aaaaaaaaaaaaaaaaaaaaaaarg2| -> Strong { "sup".to_owned() };
|
|
|
|
|arg1, arg2, _, _, arg3, arg4| { let temp = arg4 + arg3;
|
|
arg2 * arg1 - temp }
|
|
}
|
|
|
|
fn issue311() {
|
|
let func = |x| println!("{}", x);
|
|
|
|
(func)(0.0);
|
|
}
|
|
|
|
fn issue863() {
|
|
let closure = |x| match x {
|
|
0 => true,
|
|
_ => false,
|
|
} == true;
|
|
}
|
|
|
|
fn issue934() {
|
|
let hash: &Fn(&&Block) -> u64 = &|block| -> u64 {
|
|
let mut h = SpanlessHash::new(cx);
|
|
h.hash_block(block);
|
|
h.finish()
|
|
};
|
|
|
|
let hash: &Fn(&&Block) -> u64 = &|block| -> u64 {
|
|
let mut h = SpanlessHash::new(cx);
|
|
h.hash_block(block);
|
|
h.finish();
|
|
};
|
|
}
|
|
|
|
impl<'a, 'tcx: 'a> SpanlessEq<'a, 'tcx> {
|
|
pub fn eq_expr(&self, left: &Expr, right: &Expr) -> bool {
|
|
match (&left.node, &right.node) {
|
|
(&ExprBinary(l_op, ref ll, ref lr), &ExprBinary(r_op, ref rl, ref rr)) => {
|
|
l_op.node == r_op.node && self.eq_expr(ll, rl) && self.eq_expr(lr, rr) ||
|
|
swap_binop(l_op.node, ll, lr).map_or(false, |(l_op, ll, lr)| l_op == r_op.node && self.eq_expr(ll, rl) && self.eq_expr(lr, rr))
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
fn foo() {
|
|
lifetimes_iter___map(|lasdfasfd| {
|
|
let hi = if l.bounds.is_empty() {
|
|
l.lifetime.span.hi
|
|
};
|
|
});
|
|
}
|
|
|
|
fn issue1405() {
|
|
open_raw_fd(fd, b'r')
|
|
.and_then(|file| Capture::new_raw(None, |_, err| unsafe {
|
|
raw::pcap_fopen_offline(file, err)
|
|
}));
|
|
}
|
|
|
|
fn issue1466() {
|
|
let vertex_buffer = frame.scope(|ctx| {
|
|
let buffer =
|
|
ctx.create_host_visible_buffer::<VertexBuffer<Vertex>>(&vertices);
|
|
ctx.create_device_local_buffer(buffer)
|
|
});
|
|
}
|
|
|
|
fn issue470() {
|
|
{{{
|
|
let explicit_arg_decls =
|
|
explicit_arguments.into_iter()
|
|
.enumerate()
|
|
.map(|(index, (ty, pattern))| {
|
|
let lvalue = Lvalue::Arg(index as u32);
|
|
block = this.pattern(block,
|
|
argument_extent,
|
|
hair::PatternRef::Hair(pattern),
|
|
&lvalue);
|
|
ArgDecl { ty: ty }
|
|
});
|
|
}}}
|
|
}
|
|
|
|
// #1509
|
|
impl Foo {
|
|
pub fn bar(&self) {
|
|
Some(SomeType {
|
|
push_closure_out_to_100_chars: iter(otherwise_it_works_ok.into_iter().map(|f| {
|
|
Ok(f)
|
|
})),
|
|
})
|
|
}
|
|
}
|