feat: implement better error for manual impl of `Fn*` traits Fixes #39259 cc `@estebank` (you gave me some advice in the linked issue, would you like to review?) |
||
|---|---|---|
| .. | ||
| locales | ||
| src | ||
| Cargo.toml | ||
| README.md | ||
For high-level intro to how type checking works in rustc, see the type checking chapter of the rustc dev guide.