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Add some more weird-exprs #86713

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Add some more weird-exprs #86713

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d030905
Make the most special expression even more special
oberien Jun 29, 2021
f7aea1c
Add unicode identifier to weird-exprs
oberien Jun 29, 2021
f1aea95
Add a function returning itself to weird-exprs
oberien Jun 29, 2021
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24 changes: 23 additions & 1 deletion src/test/ui/weird-exprs.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,11 +2,13 @@

#![feature(generators)]
#![feature(destructuring_assignment)]
#![feature(unboxed_closures, fn_traits)]

#![allow(non_camel_case_types)]
#![allow(dead_code)]
#![allow(unreachable_code)]
#![allow(unused_braces, unused_must_use, unused_parens)]
#![allow(uncommon_codepoints, confusable_idents)]

#![recursion_limit = "256"]

Expand Down Expand Up @@ -116,7 +118,7 @@ fn union() {
}

fn special_characters() {
let val = !((|(..):(_,_),__@_|__)((&*"\\",'🤔')/**/,{})=={&[..=..][..];})//
let val = !((|(..):(_,_),(|__@_|__)|__)((&*"\\",'#')/**/,{})=={&[..=..][..];})//
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@the8472 the8472 Jun 30, 2021 •
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I would propose that we keep the expression as-is, and add a new weird expression that includes additional components (potentially copying from the existing one if there's an interesting interaction).

I'm not sure I understand what you mean. The code in this PR should be finished from my side.

You're still removing the emoji here.

;
assert!(!val);
}
Expand Down Expand Up @@ -165,6 +167,24 @@ fn monkey_barrel() {
assert_eq!(val, ());
}

fn unicode() {
fn 𝚋𝚛𝚎𝚊𝚔() -> char { '🤔' }
assert_eq!(loop {
break 𝚋𝚛𝚎𝚊𝚔 ();
}, '🤔');
}

fn function() {
struct foo;
impl FnOnce<()> for foo {
type Output = foo;
extern "rust-call" fn call_once(self, _args: ()) -> Self::Output {
foo
}
}
let foo = foo () ()() ()()() ()()()() ()()()()();
}

pub fn main() {
strange();
funny();
Expand All @@ -184,4 +204,6 @@ pub fn main() {
i_yield();
match_nested_if();
monkey_barrel();
unicode();
function();
}