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Add missing error code explanation for E0183 #61225

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Add missing error code explanation for E0183 #61225

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15 changes: 14 additions & 1 deletion src/librustc_typeck/error_codes.rs
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Expand Up @@ -1588,6 +1588,20 @@ fn bar(foo: Foo) -> u32 {
```
"##,

E0183: r##"
Fn* traits (`unboxed closures`) are experimental.

Functions must have exactly one (non self) argument, a tuple representing
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Please add a failing code example.

the argument list [1]. This feature can be enabled with:

```
#![feature(unboxed_closures)]
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Please show a complete fixed code example.

```

[1]: https://doc.rust-lang.org/unstable-book/language-features/unboxed-closures.html
[iss29625]: https://github.com/rust-lang/rust/issues/26925
"##,

E0184: r##"
Explicitly implementing both Drop and Copy for a type is currently disallowed.
This feature can make some sense in theory, but the current implementation is
Expand Down Expand Up @@ -4671,7 +4685,6 @@ register_diagnostics! {
// E0173, // manual implementations of unboxed closure traits are experimental
// E0174,
// E0182, // merged into E0229
E0183,
// E0187, // can't infer the kind of the closure
// E0188, // can not cast an immutable reference to a mutable pointer
// E0189, // deprecated: can only cast a boxed pointer to a boxed object
Expand Down