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Add commment covering the case with no where clause

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This commit is contained in:
Jack Huey 2022-03-04 23:21:33 -05:00
parent 084c0f36ef
commit 9dc05f3832
1 changed files with 2 additions and 0 deletions
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compiler/rustc_ast/src/ast.rs
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@ -2677,6 +2677,8 @@ pub struct Trait {
/// // ^^^^^^^^^^^^^^ first where clause /// // ^^^^^^^^^^^^^^ first where clause
/// // ^^^^^^^^^^^^^^ second where clause /// // ^^^^^^^^^^^^^^ second where clause
/// } /// }
///
/// If there is no where clause, then this is `false` with `DUMMY_SP`.
/// ``` /// ```
#[derive(Copy, Clone, Encodable, Decodable, Debug, Default)] #[derive(Copy, Clone, Encodable, Decodable, Debug, Default)]
pub struct TyAliasWhereClause(pub bool, pub Span); pub struct TyAliasWhereClause(pub bool, pub Span);