bjoernager/rust
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ast: Introduce some traits to get AST node properties generically

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And use them to avoid constructing some artificial `Nonterminal` tokens during expansion
This commit is contained in:
Vadim Petrochenkov 2022-05-01 20:58:24 +03:00
parent ee6eaabdd4
commit f2b7fa4847
24 changed files with 593 additions and 500 deletions
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6
compiler/rustc_ast/src/lib.rs
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@ -8,6 +8,7 @@
html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/",
test(attr(deny(warnings)))
)]
#![feature(associated_type_bounds)]
#![feature(box_patterns)]
#![feature(const_default_impls)]
#![feature(const_trait_impl)]
@ -16,6 +17,7 @@
#![feature(label_break_value)]
#![feature(let_chains)]
#![feature(min_specialization)]
#![feature(negative_impls)]
#![feature(nll)]
#![feature(slice_internals)]
#![feature(stmt_expr_attributes)]
@ -33,7 +35,7 @@ pub mod util {
}
pub mod ast;
pub mod ast_like;
pub mod ast_traits;
pub mod attr;
pub mod entry;
pub mod expand;
@ -45,7 +47,7 @@ pub mod tokenstream;
pub mod visit;
pub use self::ast::*;
pub use self::ast_like::{AstLike, AstLikeWrapper};
pub use self::ast_traits::{AstDeref, AstNodeWrapper, HasAttrs, HasNodeId, HasSpan, HasTokens};
use rustc_data_structures::stable_hasher::{HashStable, StableHasher};