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Impl HasAttrs for GenericParam

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This commit is contained in:
Lukas Wirth 2021-01-02 00:42:07 +01:00
parent b4a7caedb0
commit ec448ca4b3
5 changed files with 78 additions and 11 deletions
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13
crates/hir/src/attrs.rs
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@ -3,15 +3,15 @@ use hir_def::{
attr::{Attrs, Documentation},
path::ModPath,
resolver::HasResolver,
AttrDefId, ModuleDefId,
AttrDefId, GenericParamId, ModuleDefId,
};
use hir_expand::hygiene::Hygiene;
use hir_ty::db::HirDatabase;
use syntax::ast;
use crate::{
Adt, Const, Enum, Field, Function, MacroDef, Module, ModuleDef, Static, Struct, Trait,
TypeAlias, Union, Variant,
Adt, Const, Enum, Field, Function, GenericParam, MacroDef, Module, ModuleDef, Static, Struct,
Trait, TypeAlias, Union, Variant,
};
pub trait HasAttrs {
@ -62,6 +62,7 @@ impl_has_attrs![
(Function, FunctionId),
(Adt, AdtId),
(Module, ModuleId),
(GenericParam, GenericParamId),
];
macro_rules! impl_has_attrs_adt {
@ -99,6 +100,12 @@ fn resolve_doc_path(
AttrDefId::TraitId(it) => it.resolver(db.upcast()),
AttrDefId::TypeAliasId(it) => it.resolver(db.upcast()),
AttrDefId::ImplId(it) => it.resolver(db.upcast()),
AttrDefId::GenericParamId(it) => match it {
GenericParamId::TypeParamId(it) => it.parent,
GenericParamId::LifetimeParamId(it) => it.parent,
GenericParamId::ConstParamId(it) => it.parent,
}
.resolver(db.upcast()),
AttrDefId::MacroDefId(_) => return None,
};
let path = ast::Path::parse(link).ok()?;