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Rollup merge of #125522 - spastorino:fix-lint-docs-edition-handling, r=Urgau,michaelwoerister

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Add "better" edition handling on lint-docs tool

r? `@Urgau`
This commit is contained in:
Guillaume Gomez 2024-05-27 13:10:34 +02:00 committed by GitHub
commit ad37f40355
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2 changed files with 14 additions and 5 deletions
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4
compiler/rustc_lint_defs/src/builtin.rs
View File

@ -3757,7 +3757,7 @@ declare_lint! {
///
/// ### Example
///
/// ```rust,compile_fail
/// ```rust,edition2018,compile_fail
/// #![deny(rust_2021_incompatible_or_patterns)]
///
/// macro_rules! match_any {
@ -3797,7 +3797,7 @@ declare_lint! {
///
/// ### Example
///
/// ```rust,compile_fail
/// ```rust,edition2018,compile_fail
/// #![deny(rust_2021_prelude_collisions)]
///
/// trait Foo {

15
src/tools/lint-docs/src/lib.rs
View File

@ -441,10 +441,19 @@ impl<'a> LintExtractor<'a> {
fs::write(&tempfile, source)
.map_err(|e| format!("failed to write {}: {}", tempfile.display(), e))?;
let mut cmd = Command::new(self.rustc_path);
if options.contains(&"edition2015") {
cmd.arg("--edition=2015");
} else {
if options.contains(&"edition2024") {
cmd.arg("--edition=2024");
} else if options.contains(&"edition2021") {
cmd.arg("--edition=2021");
} else if options.contains(&"edition2018") {
cmd.arg("--edition=2018");
} else if options.contains(&"edition2015") {
cmd.arg("--edition=2015");
} else if options.contains(&"edition") {
panic!("lint-docs: unknown edition");
} else {
// defaults to latest edition
cmd.arg("--edition=2021");
}
cmd.arg("--error-format=json");
cmd.arg("--target").arg(self.rustc_target);