fix: changed search_node action to determine correct index (#1022)

lua/nvim-tree/actions/search-node.lua

@@ -15,40 +15,57 @@ function M.fn()
     input_path
   })
 
+  local function count_visible_nodes(nodes)
+    local visible_nodes = 0
+    for _, node in ipairs(nodes) do
+      visible_nodes = visible_nodes + 1
+
+      if node.open and node.nodes then
+        visible_nodes = visible_nodes + count_visible_nodes(node.nodes)
+      end
+    end
+
+    return visible_nodes
+  end
+
   local tree_altered = false
+  local found_something = false
 
   local function search_node(nodes)
-    -- first search for absolute match
+    local index = 0
-    local index_absolute_match = 0
+
     for _, node in ipairs(nodes) do
-      index_absolute_match = index_absolute_match + 1
+      index = index + 1
 
       if absolute_input_path == node.absolute_path then
-        return index_absolute_match
+        found_something = true
+        return index
       end
-    end
-
-    -- if no absolute match in current directory, then search for partial match
-    local index_partial_match = 0
-    for _, node in ipairs(nodes) do
-      index_partial_match = index_partial_match + 1
 
       if node.nodes then
-        local matches = utils.str_find(absolute_input_path, node.absolute_path)
+        -- e.g. user searches for "/foo/bar.txt", than directory "/foo/bar" should not match with filename
+        local matches = utils.str_find(absolute_input_path, node.absolute_path .. '/')
 
         if matches then
+          found_something = true
+
+          -- if node is not open -> open it
           if not node.open then
             node.open = true
             TreeExplorer:expand(node)
             tree_altered = true
           end
 
-          return index_partial_match + search_node(node.nodes)
+          return index + search_node(node.nodes)
-        end
         end
       end
 
-    return 0
+      if node.open then
+        index = index + count_visible_nodes(node.nodes)
+      end
+    end
+
+    return index
   end
 
   local index = search_node(TreeExplorer.nodes)
@@ -57,7 +74,7 @@ function M.fn()
     renderer.draw()
   end
 
-  if index > 0 and view.is_visible() then
+  if found_something and view.is_visible() then
     if TreeExplorer.cwd ~= '/' and not view.View.hide_root_folder then
       index = index + 1
     end