don't suggest placing code in block if next token is open-brace
Thanks to the inestimably inimitable Esteban "Estebank" Küber for pointing this out. This is relevant to #46836.
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@ -4486,6 +4486,11 @@ impl<'a> Parser<'a> {
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// Which is valid in other languages, but not Rust.
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match self.parse_stmt_without_recovery(false) {
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Ok(Some(stmt)) => {
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if self.look_ahead(1, |t| t == &token::OpenDelim(token::Brace)) {
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// if the next token is an open brace (e.g., `if a b {`), the place-
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// inside-a-block suggestion would be more likely wrong than right
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return Err(e);
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}
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let mut stmt_span = stmt.span;
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// expand the span to include the semicolon, if it exists
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if self.eat(&token::Semi) {
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