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rustdoc: trait.impl, type.impl: sort impls to make it not depend on serialization order #120641

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merged 1 commit into from
Feb 5, 2024
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rustdoc: trait.impl, type.impl: sort impls to make it not depend on serialization order #120641

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31 changes: 21 additions & 10 deletions src/librustdoc/html/render/write_shared.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -593,11 +593,17 @@ else if (window.initSearch) window.initSearch(searchIndex);
ret
})
.collect::<Vec<_>>();
let impls = format!(
r#""{}":{}"#,
krate.name(cx.tcx()),
serde_json::to_string(&impls).expect("failed serde conversion"),
);

// FIXME: this fixes only rustdoc part of instability of trait impls
// for js files, see #120371
// Manually collect to string and sort to make list not depend on order
let mut impls = impls
.iter()
.map(|i| serde_json::to_string(i).expect("failed serde conversion"))
.collect::<Vec<_>>();
impls.sort();

let impls = format!(r#""{}":[{}]"#, krate.name(cx.tcx()), impls.join(","));

let mut mydst = dst.clone();
for part in &aliased_type.target_fqp[..aliased_type.target_fqp.len() - 1] {
Expand Down Expand Up @@ -702,11 +708,16 @@ else if (window.initSearch) window.initSearch(searchIndex);
continue;
}

let implementors = format!(
r#""{}":{}"#,
krate.name(cx.tcx()),
serde_json::to_string(&implementors).expect("failed serde conversion"),
);
// FIXME: this fixes only rustdoc part of instability of trait impls
// for js files, see #120371
// Manually collect to string and sort to make list not depend on order
let mut implementors = implementors
.iter()
.map(|i| serde_json::to_string(i).expect("failed serde conversion"))
.collect::<Vec<_>>();
implementors.sort();

let implementors = format!(r#""{}":[{}]"#, krate.name(cx.tcx()), implementors.join(","));

let mut mydst = dst.clone();
for part in &remote_path[..remote_path.len() - 1] {
Expand Down
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