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Use extension trait derive

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This commit is contained in:
Michael Goulet
2024-02-13 23:49:39 +00:00
parent 3250e95305
commit 9c25823bb4
29 changed files with 121 additions and 974 deletions
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11
compiler/rustc_ast_lowering/src/lib.rs
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@@ -57,6 +57,7 @@ use rustc_hir::def::{DefKind, LifetimeRes, Namespace, PartialRes, PerNS, Res};
use rustc_hir::def_id::{LocalDefId, LocalDefIdMap, CRATE_DEF_ID, LOCAL_CRATE};
use rustc_hir::{ConstArg, GenericArg, ItemLocalMap, ParamName, TraitCandidate};
use rustc_index::{Idx, IndexSlice, IndexVec};
use rustc_macros::extension;
use rustc_middle::span_bug;
use rustc_middle::ty::{ResolverAstLowering, TyCtxt};
use rustc_session::parse::{add_feature_diagnostics, feature_err};
@@ -190,15 +191,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
}
}
trait ResolverAstLoweringExt {
fn legacy_const_generic_args(&self, expr: &Expr) -> Option<Vec<usize>>;
fn get_partial_res(&self, id: NodeId) -> Option<PartialRes>;
fn get_import_res(&self, id: NodeId) -> PerNS<Option<Res<NodeId>>>;
fn get_label_res(&self, id: NodeId) -> Option<NodeId>;
fn get_lifetime_res(&self, id: NodeId) -> Option<LifetimeRes>;
fn take_extra_lifetime_params(&mut self, id: NodeId) -> Vec<(Ident, NodeId, LifetimeRes)>;
}
#[extension]
impl ResolverAstLoweringExt for ResolverAstLowering {
fn legacy_const_generic_args(&self, expr: &Expr) -> Option<Vec<usize>> {
if let ExprKind::Path(None, path) = &expr.kind {