From 3a017aaa52fc41316b5dd2cd90b5171ca869697a Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 4 Sep 2018 11:40:45 +0300
Subject: dont change readonly files

---
 crates/server/src/path_map.rs | 36 +++++++++++++++++++++---------------
 1 file changed, 21 insertions(+), 15 deletions(-)

(limited to 'crates/server/src/path_map.rs')

diff --git a/crates/server/src/path_map.rs b/crates/server/src/path_map.rs
index f4ac47e70..de904e9db 100644
--- a/crates/server/src/path_map.rs
+++ b/crates/server/src/path_map.rs
@@ -3,41 +3,47 @@ use im;
 use relative_path::RelativePath;
 use libanalysis::{FileId, FileResolver};
 
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub enum Root {
+    Workspace, Lib
+}
+
 #[derive(Debug, Default, Clone)]
 pub struct PathMap {
     next_id: u32,
     path2id: im::HashMap<PathBuf, FileId>,
     id2path: im::HashMap<FileId, PathBuf>,
+    id2root: im::HashMap<FileId, Root>,
 }
 
 impl PathMap {
     pub fn new() -> PathMap {
         Default::default()
     }
-
-    pub fn get_or_insert(&mut self, path: PathBuf) -> FileId {
+    pub fn get_or_insert(&mut self, path: PathBuf, root: Root) -> FileId {
         self.path2id.get(path.as_path())
             .map(|&id| id)
             .unwrap_or_else(|| {
                 let id = self.new_file_id();
-                self.insert(path, id);
+                self.insert(path, id, root);
                 id
             })
     }
-
     pub fn get_id(&self, path: &Path) -> Option<FileId> {
         self.path2id.get(path).map(|&id| id)
     }
-
-    pub fn get_path(&self, id: FileId) -> &Path {
-        self.id2path.get(&id)
+    pub fn get_path(&self, file_id: FileId) -> &Path {
+        self.id2path.get(&file_id)
             .unwrap()
             .as_path()
     }
-
-    fn insert(&mut self, path: PathBuf, id: FileId) {
-        self.path2id.insert(path.clone(), id);
-        self.id2path.insert(id, path.clone());
+    pub fn get_root(&self, file_id: FileId) -> Root {
+        self.id2root[&file_id]
+    }
+    fn insert(&mut self, path: PathBuf, file_id: FileId, root: Root) {
+        self.path2id.insert(path.clone(), file_id);
+        self.id2path.insert(file_id, path.clone());
+        self.id2root.insert(file_id, root);
     }
 
     fn new_file_id(&mut self) -> FileId {
@@ -48,12 +54,12 @@ impl PathMap {
 }
 
 impl FileResolver for PathMap {
-    fn file_stem(&self, id: FileId) -> String {
-        self.get_path(id).file_stem().unwrap().to_str().unwrap().to_string()
+    fn file_stem(&self, file_id: FileId) -> String {
+        self.get_path(file_id).file_stem().unwrap().to_str().unwrap().to_string()
     }
 
-    fn resolve(&self, id: FileId, path: &RelativePath) -> Option<FileId> {
-        let path = path.to_path(&self.get_path(id));
+    fn resolve(&self, file_id: FileId, path: &RelativePath) -> Option<FileId> {
+        let path = path.to_path(&self.get_path(file_id));
         let path = normalize(&path);
         self.get_id(&path)
     }
-- 
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