bjoernager/rust
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Use ThinVec in various AST types.

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This commit changes the sequence parsers to produce `ThinVec`, which
triggers numerous conversions.
This commit is contained in:
Nicholas Nethercote 2022-11-23 11:55:16 +11:00
parent 6a56c3a930
commit 4143b101f9
52 changed files with 355 additions and 292 deletions
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6
compiler/rustc_parse/src/parser/generics.rs
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@ -18,7 +18,7 @@ use thin_vec::ThinVec;
enum PredicateOrStructBody {
Predicate(ast::WherePredicate),
StructBody(Vec<ast::FieldDef>),
StructBody(ThinVec<ast::FieldDef>),
}
impl<'a> Parser<'a> {
@ -278,14 +278,14 @@ impl<'a> Parser<'a> {
&mut self,
struct_name: Ident,
body_insertion_point: Span,
) -> PResult<'a, (WhereClause, Option<Vec<ast::FieldDef>>)> {
) -> PResult<'a, (WhereClause, Option<ThinVec<ast::FieldDef>>)> {
self.parse_where_clause_common(Some((struct_name, body_insertion_point)))
}
fn parse_where_clause_common(
&mut self,
struct_: Option<(Ident, Span)>,
) -> PResult<'a, (WhereClause, Option<Vec<ast::FieldDef>>)> {
) -> PResult<'a, (WhereClause, Option<ThinVec<ast::FieldDef>>)> {
let mut where_clause = WhereClause {
has_where_token: false,
predicates: ThinVec::new(),