From 93aeb16eb21709de38ba8484fa82ed4e05ae5665 Mon Sep 17 00:00:00 2001
From: Jonas Schievink <jonasschievink@gmail.com>
Date: Fri, 19 Mar 2021 19:56:13 +0100
Subject: Return `Either` from `MacroDefId::ast_id`

---
 crates/hir/src/has_source.rs | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

(limited to 'crates/hir')

diff --git a/crates/hir/src/has_source.rs b/crates/hir/src/has_source.rs
index d57fad9ed..dc10a4d0f 100644
--- a/crates/hir/src/has_source.rs
+++ b/crates/hir/src/has_source.rs
@@ -6,7 +6,7 @@ use hir_def::{
     src::{HasChildSource, HasSource as _},
     Lookup, VariantId,
 };
-use hir_expand::{InFile, MacroDefKind};
+use hir_expand::InFile;
 use syntax::ast;
 
 use crate::{
@@ -113,15 +113,10 @@ impl HasSource for TypeAlias {
 impl HasSource for MacroDef {
     type Ast = Either<ast::Macro, ast::Fn>;
     fn source(self, db: &dyn HirDatabase) -> Option<InFile<Self::Ast>> {
-        Some(match &self.id.kind {
-            MacroDefKind::Declarative(id)
-            | MacroDefKind::BuiltIn(_, id)
-            | MacroDefKind::BuiltInDerive(_, id)
-            | MacroDefKind::BuiltInEager(_, id) => {
-                id.with_value(Either::Left(id.to_node(db.upcast())))
-            }
-            MacroDefKind::ProcMacro(_, id) => id.map(|_| Either::Right(id.to_node(db.upcast()))),
-        })
+        Some(self.id.ast_id().either(
+            |id| id.with_value(Either::Left(id.to_node(db.upcast()))),
+            |id| id.with_value(Either::Right(id.to_node(db.upcast()))),
+        ))
     }
 }
 impl HasSource for Impl {
-- 
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