Auto merge of #101485 - GuillaumeGomez:rollup-68p9di4, r=GuillaumeGomez

Rollup of 7 pull requests

Successful merges:

 - #101357 (Include enum path in variant suggestion)
 - #101434 (Update `SessionDiagnostic::into_diagnostic` to take `Handler` instead of `ParseSess`)
 - #101445 (Suggest introducing an explicit lifetime if it does not exist)
 - #101457 (Recover from using `;` as separator between fields)
 - #101462 (Rustdoc-Json: Store Variant Fields as their own item.)
 - #101471 (Report number of delayed bugs properly with `-Ztreat-err-as-bug`)
 - #101473 (Add more size assertions for MIR types.)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup

2 files changed, 14 insertions, 2 deletions

diff --git a/compiler/rustc_parse/src/parser/expr.rs b/compiler/rustc_parse/src/parser/expr.rs
index d4828a20120..7addf519872 100644
--- a/compiler/rustc_parse/src/parser/expr.rs
+++ b/compiler/rustc_parse/src/parser/expr.rs
@@ -1997,7 +1997,7 @@ impl<'a> Parser<'a> {
                     return Err(MissingSemicolonBeforeArray {
                         open_delim: open_delim_span,
                         semicolon: prev_span.shrink_to_hi(),
-                    }.into_diagnostic(self.sess));
+                    }.into_diagnostic(&self.sess.span_diagnostic));
                 }
                 Ok(_) => (),
                 Err(err) => err.cancel(),
@@ -2745,7 +2745,8 @@ impl<'a> Parser<'a> {
     fn parse_try_block(&mut self, span_lo: Span) -> PResult<'a, P<Expr>> {
         let (attrs, body) = self.parse_inner_attrs_and_block()?;
         if self.eat_keyword(kw::Catch) {
-            Err(CatchAfterTry { span: self.prev_token.span }.into_diagnostic(self.sess))
+            Err(CatchAfterTry { span: self.prev_token.span }
+                .into_diagnostic(&self.sess.span_diagnostic))
         } else {
             let span = span_lo.to(body.span);
             self.sess.gated_spans.gate(sym::try_blocks, span);
diff --git a/compiler/rustc_parse/src/parser/item.rs b/compiler/rustc_parse/src/parser/item.rs
index dbdd85ea8e8..b190a7062de 100644
--- a/compiler/rustc_parse/src/parser/item.rs
+++ b/compiler/rustc_parse/src/parser/item.rs
@@ -1526,6 +1526,17 @@ impl<'a> Parser<'a> {
         if self.token == token::Comma {
             seen_comma = true;
         }
+        if self.eat(&token::Semi) {
+            let sp = self.prev_token.span;
+            let mut err = self.struct_span_err(sp, format!("{adt_ty} fields are separated by `,`"));
+            err.span_suggestion_short(
+                sp,
+                "replace `;` with `,`",
+                ",",
+                Applicability::MachineApplicable,
+            );
+            return Err(err);
+        }
         match self.token.kind {
             token::Comma => {
                 self.bump();