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don't bless proc_macro_deps.rs unless it's necessary #135193

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Merged
merged 1 commit into from
Jan 7, 2025
Merged

don't bless proc_macro_deps.rs unless it's necessary #135193

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17 changes: 10 additions & 7 deletions src/tools/tidy/src/deps.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -622,12 +622,17 @@ fn check_proc_macro_dep_list(root: &Path, cargo: &Path, bless: bool, bad: &mut b
}
// Remove the proc-macro crates themselves
proc_macro_deps.retain(|pkg| !is_proc_macro_pkg(&metadata[pkg]));
let proc_macro_deps_iter = proc_macro_deps.into_iter().map(|dep| metadata[dep].name.clone());

if bless {
let mut proc_macro_deps: Vec<_> = proc_macro_deps_iter.collect();
let proc_macro_deps: HashSet<_> =
proc_macro_deps.into_iter().map(|dep| metadata[dep].name.clone()).collect();
let expected = proc_macro_deps::CRATES.iter().map(|s| s.to_string()).collect::<HashSet<_>>();

let needs_blessing = proc_macro_deps.difference(&expected).next().is_some()
|| expected.difference(&proc_macro_deps).next().is_some();

if needs_blessing && bless {
let mut proc_macro_deps: Vec<_> = proc_macro_deps.into_iter().collect();
proc_macro_deps.sort();
proc_macro_deps.dedup();
let mut file = File::create(root.join("src/bootstrap/src/utils/proc_macro_deps.rs"))
.expect("`proc_macro_deps` should exist");
writeln!(
Expand All @@ -649,10 +654,8 @@ pub static CRATES: &[&str] = &[
)
.unwrap();
} else {
let proc_macro_deps: HashSet<_> = proc_macro_deps_iter.collect();
let expected =
proc_macro_deps::CRATES.iter().map(|s| s.to_string()).collect::<HashSet<_>>();
let old_bad = *bad;

for missing in proc_macro_deps.difference(&expected) {
tidy_error!(
bad,
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