From e52589e3a72ed57d47956d16d90f4b15fc7408f0 Mon Sep 17 00:00:00 2001
From: kazatsuyu <shirayama.kazatsuyu@gmail.com>
Date: Fri, 22 Jan 2021 22:28:45 +0900
Subject: Fix error when using "extern crate self as"

---
 crates/hir_def/src/nameres/path_resolution.rs | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'crates/hir_def/src/nameres/path_resolution.rs')

diff --git a/crates/hir_def/src/nameres/path_resolution.rs b/crates/hir_def/src/nameres/path_resolution.rs
index ec90f4e65..a6e0f64fc 100644
--- a/crates/hir_def/src/nameres/path_resolution.rs
+++ b/crates/hir_def/src/nameres/path_resolution.rs
@@ -14,6 +14,7 @@ use std::iter::successors;
 
 use base_db::Edition;
 use hir_expand::name::Name;
+use hir_expand::name;
 use test_utils::mark;
 
 use crate::{
@@ -63,6 +64,11 @@ impl ResolvePathResult {
 
 impl DefMap {
     pub(super) fn resolve_name_in_extern_prelude(&self, name: &Name) -> PerNs {
+        if name == &name!(self) {
+            return PerNs::types(ModuleId { krate: self.krate, local_id: self.root }.into(),
+                Visibility::Public,
+            );
+        }
         self.extern_prelude
             .get(name)
             .map_or(PerNs::none(), |&it| PerNs::types(it, Visibility::Public))
-- 
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