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-rw-r--r--crates/hir/src/semantics/source_to_def.rs18
1 files changed, 15 insertions, 3 deletions
diff --git a/crates/hir/src/semantics/source_to_def.rs b/crates/hir/src/semantics/source_to_def.rs
index 424e6e8a9..4b9ebff72 100644
--- a/crates/hir/src/semantics/source_to_def.rs
+++ b/crates/hir/src/semantics/source_to_def.rs
@@ -6,9 +6,9 @@ use hir_def::{
6 dyn_map::DynMap, 6 dyn_map::DynMap,
7 expr::{LabelId, PatId}, 7 expr::{LabelId, PatId},
8 keys::{self, Key}, 8 keys::{self, Key},
9 ConstId, DefWithBodyId, EnumId, EnumVariantId, FieldId, FunctionId, GenericDefId, ImplId, 9 ConstId, ConstParamId, DefWithBodyId, EnumId, EnumVariantId, FieldId, FunctionId, GenericDefId,
10 LifetimeParamId, ModuleId, StaticId, StructId, TraitId, TypeAliasId, TypeParamId, UnionId, 10 ImplId, LifetimeParamId, ModuleId, StaticId, StructId, TraitId, TypeAliasId, TypeParamId,
11 VariantId, 11 UnionId, VariantId,
12}; 12};
13use hir_expand::{name::AsName, AstId, MacroDefKind}; 13use hir_expand::{name::AsName, AstId, MacroDefKind};
14use rustc_hash::FxHashMap; 14use rustc_hash::FxHashMap;
@@ -157,6 +157,18 @@ impl SourceToDefCtx<'_, '_> {
157 dyn_map[keys::LIFETIME_PARAM].get(&src).copied() 157 dyn_map[keys::LIFETIME_PARAM].get(&src).copied()
158 } 158 }
159 159
160 pub(super) fn const_param_to_def(
161 &mut self,
162 src: InFile<ast::ConstParam>,
163 ) -> Option<ConstParamId> {
164 let container: ChildContainer =
165 self.find_generic_param_container(src.as_ref().map(|it| it.syntax()))?.into();
166 let db = self.db;
167 let dyn_map =
168 &*self.cache.entry(container).or_insert_with(|| container.child_by_source(db));
169 dyn_map[keys::CONST_PARAM].get(&src).copied()
170 }
171
160 // FIXME: use DynMap as well? 172 // FIXME: use DynMap as well?
161 pub(super) fn macro_rules_to_def( 173 pub(super) fn macro_rules_to_def(
162 &mut self, 174 &mut self,