From 35a0f04128b1ba84da8f3a107e7eed0b164733ed Mon Sep 17 00:00:00 2001
From: Alexander Andreev <andreevlex.as@gmail.com>
Date: Sat, 6 Jul 2019 14:04:56 +0300
Subject: Added extract path attribute for current module

#1211
---
 crates/ra_hir/src/nameres.rs           |  2 +-
 crates/ra_hir/src/nameres/collector.rs |  4 ++--
 crates/ra_hir/src/nameres/raw.rs       | 22 +++++++++++++++++++---
 3 files changed, 22 insertions(+), 6 deletions(-)

(limited to 'crates/ra_hir/src')

diff --git a/crates/ra_hir/src/nameres.rs b/crates/ra_hir/src/nameres.rs
index 53ef8d58a..cf9ff0636 100644
--- a/crates/ra_hir/src/nameres.rs
+++ b/crates/ra_hir/src/nameres.rs
@@ -76,7 +76,7 @@ pub use self::{
     raw::ImportId,
 };
 
-/// Contans all top-level defs from a macro-expanded crate
+/// Contains all top-level defs from a macro-expanded crate
 #[derive(Debug, PartialEq, Eq)]
 pub struct CrateDefMap {
     krate: Crate,
diff --git a/crates/ra_hir/src/nameres/collector.rs b/crates/ra_hir/src/nameres/collector.rs
index d66be34db..951468a98 100644
--- a/crates/ra_hir/src/nameres/collector.rs
+++ b/crates/ra_hir/src/nameres/collector.rs
@@ -508,8 +508,8 @@ where
                 }
                 .collect(&*items);
             }
-            // out of line module, resovle, parse and recurse
-            raw::ModuleData::Declaration { name, ast_id } => {
+            // out of line module, resolve, parse and recurse
+            raw::ModuleData::Declaration { name, ast_id, .. } => {
                 let ast_id = ast_id.with_file_id(self.file_id);
                 let is_root = self.def_collector.def_map.modules[self.module_id].parent.is_none();
                 match resolve_submodule(self.def_collector.db, self.file_id, name, is_root) {
diff --git a/crates/ra_hir/src/nameres/raw.rs b/crates/ra_hir/src/nameres/raw.rs
index 7ea59cb75..46b2bef5b 100644
--- a/crates/ra_hir/src/nameres/raw.rs
+++ b/crates/ra_hir/src/nameres/raw.rs
@@ -3,7 +3,7 @@ use std::{ops::Index, sync::Arc};
 use ra_arena::{impl_arena_id, map::ArenaMap, Arena, RawId};
 use ra_syntax::{
     ast::{self, AttrsOwner, NameOwner},
-    AstNode, AstPtr, SourceFile, TreeArc,
+    AstNode, AstPtr, SmolStr, SourceFile, TreeArc,
 };
 use test_utils::tested_by;
 
@@ -130,7 +130,7 @@ impl_arena_id!(Module);
 
 #[derive(Debug, PartialEq, Eq)]
 pub(super) enum ModuleData {
-    Declaration { name: Name, ast_id: FileAstId<ast::Module> },
+    Declaration { name: Name, ast_id: FileAstId<ast::Module>, attr_path: Option<SmolStr> },
     Definition { name: Name, ast_id: FileAstId<ast::Module>, items: Vec<RawItem> },
 }
 
@@ -255,9 +255,12 @@ impl RawItemsCollector {
             Some(it) => it.as_name(),
             None => return,
         };
+
+        let attr_path = extract_mod_path_attribute(module);
         let ast_id = self.source_ast_id_map.ast_id(module);
         if module.has_semi() {
-            let item = self.raw_items.modules.alloc(ModuleData::Declaration { name, ast_id });
+            let item =
+                self.raw_items.modules.alloc(ModuleData::Declaration { name, ast_id, attr_path });
             self.push_item(current_module, RawItem::Module(item));
             return;
         }
@@ -339,3 +342,16 @@ impl RawItemsCollector {
         .push(item)
     }
 }
+
+fn extract_mod_path_attribute(module: &ast::Module) -> Option<SmolStr> {
+    module.attrs().into_iter().find_map(|attr| {
+        attr.as_key_value().and_then(|(name, value)| {
+            let is_path = name == "path";
+            if is_path {
+                Some(value)
+            } else {
+                None
+            }
+        })
+    })
+}
-- 
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