diff options
Diffstat (limited to 'rust/pin-init')
| -rw-r--r-- | rust/pin-init/internal/src/pin_data.rs | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/rust/pin-init/internal/src/pin_data.rs b/rust/pin-init/internal/src/pin_data.rs index 163a31ed1556..be3d97a38225 100644 --- a/rust/pin-init/internal/src/pin_data.rs +++ b/rust/pin-init/internal/src/pin_data.rs @@ -247,17 +247,17 @@ fn generate_projections( let projection = format_ident!("{ident}Projection"); let this = format_ident!("this"); - let (fields_decl, fields_proj) = collect_tuple(fields.iter().map( - |( - pinned, - Field { + let (fields_decl, fields_proj): (Vec<_>, Vec<_>) = fields + .iter() + .map(|(pinned, field)| { + let Field { vis, ident, ty, attrs, .. - }, - )| { + } = field; + let mut no_doc_attrs = attrs.clone(); no_doc_attrs.retain(|a| !a.path().is_ident("doc")); let ident = ident @@ -287,8 +287,8 @@ fn generate_projections( ), ) } - }, - )); + }) + .collect(); let structurally_pinned_fields_docs = fields .iter() .filter_map(|(pinned, field)| pinned.then_some(field)) @@ -498,14 +498,3 @@ impl VisitMut for SelfReplacer { // Do not descend into items, since items reset/change what `Self` refers to. } } - -// replace with `.collect()` once MSRV is above 1.79 -fn collect_tuple<A, B>(iter: impl Iterator<Item = (A, B)>) -> (Vec<A>, Vec<B>) { - let mut res_a = vec![]; - let mut res_b = vec![]; - for (a, b) in iter { - res_a.push(a); - res_b.push(b); - } - (res_a, res_b) -} |