refactor(#2826): multi instance nvim-tree.view

lua/nvim-tree/actions/moves/item.lua

@@ -1,5 +1,4 @@
 local utils = require "nvim-tree.utils"
-local view = require "nvim-tree.view"
 local core = require "nvim-tree.core"
 local lib = require "nvim-tree.lib"
 local explorer_node = require "nvim-tree.explorer.node"
@@ -60,10 +59,14 @@ local function move(where, what, skip_gitignored)
     end
   end
 
+  local explorer = core.get_explorer()
+  if not explorer then
+    return
+  end
   if nex then
-    view.set_cursor { nex, 0 }
+    explorer.view:set_cursor { nex, 0 }
   elseif vim.o.wrapscan and first then
-    view.set_cursor { first, 0 }
+    explorer.view:set_cursor { first, 0 }
   end
 end
 
@@ -182,13 +185,19 @@ local function move_prev_recursive(what, skip_gitignored)
 
       -- 4.3)
       if node_init.name == ".." then -- root node
-        view.set_cursor { 1, 0 } -- move to root node (position 1)
+        local explorer = core.get_explorer()
+        if explorer then
+          explorer.view:set_cursor { 1, 0 } -- move to root node (position 1)
+        end
       else
         local node_init_line = utils.find_node_line(node_init)
         if node_init_line < 0 then
           return
         end
-        view.set_cursor { node_init_line, 0 }
+        local explorer = core.get_explorer()
+        if explorer then
+          explorer.view:set_cursor { node_init_line, 0 } -- move to root node (position 1)
+        end
       end
 
       -- 4.4)

lua/nvim-tree/actions/moves/parent.lua

@@ -1,5 +1,4 @@
 local renderer = require "nvim-tree.renderer"
-local view = require "nvim-tree.view"
 local utils = require "nvim-tree.utils"
 local core = require "nvim-tree.core"
 local lib = require "nvim-tree.lib"
@@ -21,14 +20,20 @@ function M.fn(should_close)
     local parent = utils.get_parent_of_group(node).parent
 
     if not parent or not parent.parent then
-      return view.set_cursor { 1, 0 }
+      local explorer = core.get_explorer()
+      if explorer then
+        return explorer.view:set_cursor { 1, 0 }
+      end
     end
 
     local _, line = utils.find_node(core.get_explorer().nodes, function(n)
       return n.absolute_path == parent.absolute_path
     end)
 
-    view.set_cursor { line + 1, 0 }
+    local explorer = core.get_explorer()
+    if explorer then
+      explorer.view:set_cursor { line + 1, 0 }
+    end
     if should_close then
       parent.open = false
       renderer.draw()