bjoernager/rust
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diagnostics: only talk about Cargo.toml if running under Cargo

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Fixes #94646
This commit is contained in:
Michael Howell 2022-03-07 10:50:47 -07:00
parent d137c3a7bd
commit fbd4cfa0f8
13 changed files with 132 additions and 33 deletions
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4
compiler/rustc_parse/src/parser/expr.rs
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@ -20,7 +20,6 @@ use rustc_ast_pretty::pprust;
use rustc_errors::{Applicability, Diagnostic, DiagnosticBuilder, ErrorGuaranteed, PResult};
use rustc_session::lint::builtin::BREAK_WITH_LABEL_AND_LOOP;
use rustc_session::lint::BuiltinLintDiagnostics;
use rustc_span::edition::LATEST_STABLE_EDITION;
use rustc_span::source_map::{self, Span, Spanned};
use rustc_span::symbol::{kw, sym, Ident, Symbol};
use rustc_span::{BytePos, Pos};
@ -2712,8 +2711,7 @@ impl<'a> Parser<'a> {
let mut async_block_err = |e: &mut Diagnostic, span: Span| {
recover_async = true;
e.span_label(span, "`async` blocks are only allowed in Rust 2018 or later");
e.help(&format!("set `edition = \"{}\"` in `Cargo.toml`", LATEST_STABLE_EDITION));
e.note("for more on editions, read https://doc.rust-lang.org/edition-guide");
e.help_use_latest_edition();
};
while self.token != token::CloseDelim(close_delim) {