From 2b828c68e8acda628d6e3a36827d1ffd9c9aaec6 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 14 Aug 2018 11:20:09 +0300
Subject: separete structure from symbols

---
 crates/server/src/conv.rs               |  1 +
 crates/server/src/main_loop/handlers.rs | 31 ++++++++++++++++++-------------
 2 files changed, 19 insertions(+), 13 deletions(-)

(limited to 'crates/server')

diff --git a/crates/server/src/conv.rs b/crates/server/src/conv.rs
index 3aa255e6a..3ddce5fb3 100644
--- a/crates/server/src/conv.rs
+++ b/crates/server/src/conv.rs
@@ -36,6 +36,7 @@ impl Conv for SyntaxKind {
             SyntaxKind::TYPE_DEF => SymbolKind::TypeParameter,
             SyntaxKind::STATIC_DEF => SymbolKind::Constant,
             SyntaxKind::CONST_DEF => SymbolKind::Constant,
+            SyntaxKind::IMPL_ITEM => SymbolKind::Object,
             _ => SymbolKind::Variable,
         }
     }
diff --git a/crates/server/src/main_loop/handlers.rs b/crates/server/src/main_loop/handlers.rs
index bfdfcb51e..8789ef0d2 100644
--- a/crates/server/src/main_loop/handlers.rs
+++ b/crates/server/src/main_loop/handlers.rs
@@ -48,29 +48,34 @@ pub fn handle_document_symbol(
     let file = world.file_syntax(&path)?;
     let line_index = world.file_line_index(&path)?;
 
-    let mut res: Vec<DocumentSymbol> = Vec::new();
+    let mut parents: Vec<(DocumentSymbol, Option<usize>)> = Vec::new();
 
-    for symbol in libeditor::file_symbols(&file) {
-        let name = symbol.name.to_string();
+    for symbol in libeditor::file_structure(&file) {
         let doc_symbol = DocumentSymbol {
-            name: name.clone(),
-            detail: Some(name),
+            name: symbol.label,
+            detail: Some("".to_string()),
             kind: symbol.kind.conv(),
             deprecated: None,
             range: symbol.node_range.conv_with(&line_index),
-            selection_range: symbol.name_range.conv_with(&line_index),
+            selection_range: symbol.navigation_range.conv_with(&line_index),
             children: None,
         };
-        if let Some(idx) = symbol.parent {
-            let children = &mut res[idx].children;
-            if children.is_none() {
-                *children = Some(Vec::new());
+        parents.push((doc_symbol, symbol.parent));
+    }
+    let mut res = Vec::new();
+    while let Some((node, parent)) = parents.pop() {
+        match parent {
+            None => res.push(node),
+            Some(i) => {
+                let children = &mut parents[i].0.children;
+                if children.is_none() {
+                    *children = Some(Vec::new());
+                }
+                children.as_mut().unwrap().push(node);
             }
-            children.as_mut().unwrap().push(doc_symbol);
-        } else {
-            res.push(doc_symbol);
         }
     }
+
     Ok(Some(req::DocumentSymbolResponse::Nested(res)))
 }
 
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