bjoernager/rust
bjoernager/rust
1
Fork 0
Code Issues Pull requests Activity

Add explanatory note to 'expected item' error

Browse source
This commit is contained in:
Gurinder Singh 2023-09-06 09:05:07 +05:30
parent 9dc11a13fa
commit 6a286e775c
14 changed files with 41 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

12
compiler/rustc_parse/src/parser/item.rs
View file

@ -73,12 +73,16 @@ impl<'a> Parser<'a> {
if !self.maybe_consume_incorrect_semicolon(&items) {
let msg = format!("expected item, found {token_str}");
let mut err = self.struct_span_err(self.token.span, msg);
let label = if self.is_kw_followed_by_ident(kw::Let) {
"consider using `const` or `static` instead of `let` for global variables"
let span = self.token.span;
if self.is_kw_followed_by_ident(kw::Let) {
err.span_label(
span,
"consider using `const` or `static` instead of `let` for global variables",
);
} else {
"expected item"
err.span_label(span, "expected item")
.note("for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>");
};
err.span_label(self.token.span, label);
return Err(err);
}
}