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|
// run-pass
#![feature(coroutines)]
#![allow(non_camel_case_types)]
#![allow(dead_code)]
#![allow(redundant_semicolons)]
#![allow(unreachable_code)]
#![allow(unused_braces, unused_must_use, unused_parens)]
#![allow(uncommon_codepoints, confusable_idents)]
#![allow(unused_imports)]
#![allow(unreachable_patterns)]
#![recursion_limit = "256"]
extern crate core;
use std::cell::Cell;
use std::mem::swap;
use std::ops::Deref;
// Just a grab bag of stuff that you wouldn't want to actually write.
fn strange() -> bool { let _x: bool = return true; }
fn funny() {
fn f(_x: ()) { }
f(return);
}
fn what() {
fn the(x: &Cell<bool>) {
return while !x.get() { x.set(true); };
}
let i = &Cell::new(false);
let dont = {||the(i)};
dont();
assert!((i.get()));
}
fn zombiejesus() {
loop {
while (return) {
if (return) {
match (return) {
1 => {
if (return) {
return
} else {
return
}
}
_ => { return }
};
} else if (return) {
return;
}
}
if (return) { break; }
}
}
fn notsure() {
let mut _x: isize;
let mut _y = (_x = 0) == (_x = 0);
let mut _z = (_x = 0) < (_x = 0);
let _a = (_x += 0) == (_x = 0);
let _b = swap(&mut _y, &mut _z) == swap(&mut _y, &mut _z);
}
fn canttouchthis() -> usize {
fn p() -> bool { true }
let _a = (assert!((true)) == (assert!(p())));
let _c = (assert!((p())) == ());
let _b: bool = (println!("{}", 0) == (return 0));
}
fn angrydome() {
loop { if break { } }
let mut i = 0;
loop { i += 1; if i == 1 { match (continue) { 1 => { }, _ => panic!("wat") } }
break; }
}
fn evil_lincoln() { let _evil: () = println!("lincoln"); }
fn dots() {
assert_eq!(String::from(".................................................."),
format!("{:?}", .. .. .. .. .. .. .. .. .. .. .. .. ..
.. .. .. .. .. .. .. .. .. .. .. ..));
}
fn u8(u8: u8) {
if u8 != 0u8 {
assert_eq!(8u8, {
macro_rules! u8 {
(u8) => {
mod u8 {
pub fn u8<'u8: 'u8 + 'u8>(u8: &'u8 u8) -> &'u8 u8 {
"u8";
u8
}
}
};
}
u8!(u8);
let &u8: &u8 = u8::u8(&8u8);
::u8(0u8);
u8
});
}
}
fn fishy() {
assert_eq!(String::from("><>"),
String::<>::from::<>("><>").chars::<>().rev::<>().collect::<String>());
}
fn union() {
union union<'union> { union: &'union union<'union>, }
}
fn special_characters() {
let val = !((|(..):(_,_),(|__@_|__)|__)((&*"\\",'🤔')/**/,{})=={&[..=..][..];})//
;
assert!(!val);
}
fn punch_card() -> impl std::fmt::Debug {
..=..=.. .. .. .. .. .. .. .. .. .. .. ..=.. ..
..=.. ..=.. .. .. .. .. .. .. .. .. ..=..=..=..
..=.. ..=.. ..=.. ..=.. .. ..=..=.. .. ..=.. ..
..=..=.. .. ..=.. ..=.. ..=.. .. .. .. ..=.. ..
..=.. ..=.. ..=.. ..=.. .. ..=.. .. .. ..=.. ..
..=.. ..=.. ..=.. ..=.. .. .. ..=.. .. ..=.. ..
..=.. ..=.. .. ..=..=.. ..=..=.. .. .. ..=.. ..
}
fn r#match() {
let val: () = match match match match match () {
() => ()
} {
() => ()
} {
() => ()
} {
() => ()
} {
() => ()
};
assert_eq!(val, ());
}
fn i_yield() {
static || {
yield yield yield yield yield yield yield yield yield;
};
}
fn match_nested_if() {
let val = match () {
() if if if if true {true} else {false} {true} else {false} {true} else {false} => true,
_ => false,
};
assert!(val);
}
fn monkey_barrel() {
let val: () = ()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=()=();
assert_eq!(val, ());
}
fn 𝚌𝚘𝚗𝚝𝚒𝚗𝚞𝚎() {
type 𝚕𝚘𝚘𝚙 = i32;
fn 𝚋𝚛𝚎𝚊𝚔() -> 𝚕𝚘𝚘𝚙 {
let 𝚛𝚎𝚝𝚞𝚛𝚗 = 42;
return 𝚛𝚎𝚝𝚞𝚛𝚗;
}
assert_eq!(loop {
break 𝚋𝚛𝚎𝚊𝚔 ();
}, 42);
}
fn function() {
struct foo;
impl Deref for foo {
type Target = fn() -> Self;
fn deref(&self) -> &Self::Target {
&((|| foo) as _)
}
}
let foo = foo () ()() ()()() ()()()() ()()()()();
}
fn bathroom_stall() {
let mut i = 1;
matches!(2, _|_|_|_|_|_ if (i+=1) != (i+=1));
assert_eq!(i, 13);
}
fn closure_matching() {
let x = |_| Some(1);
let (|x| x) = match x(..) {
|_| Some(2) => |_| Some(3),
|_| _ => unreachable!(),
};
assert!(matches!(x(..), |_| Some(4)));
}
fn semisemisemisemisemi() {
;;;;;;; ;;;;;;; ;;; ;;; ;;
;; ;; ;;;; ;;;; ;;
;;;;;;; ;;;;; ;; ;;;; ;; ;;
;; ;; ;; ;; ;; ;;
;;;;;;; ;;;;;;; ;; ;; ;;
}
fn useful_syntax() {
use {{std::{{collections::{{HashMap}}}}}};
use ::{{{{core}, {std}}}};
use {{::{{core as core2}}}};
}
fn infcx() {
pub mod cx {
pub mod cx {
pub use super::cx;
pub struct Cx;
}
}
let _cx: cx::cx::Cx = cx::cx::cx::cx::cx::Cx;
}
pub fn main() {
strange();
funny();
what();
zombiejesus();
notsure();
canttouchthis();
angrydome();
evil_lincoln();
dots();
u8(8u8);
fishy();
union();
special_characters();
punch_card();
r#match();
i_yield();
match_nested_if();
monkey_barrel();
𝚌𝚘𝚗𝚝𝚒𝚗𝚞𝚎();
function();
bathroom_stall();
closure_matching();
semisemisemisemisemi();
useful_syntax();
infcx();
}
|
