NVim-Tree

lua/roka/core/plugins.lua

@@ -104,7 +104,18 @@ return packer.startup(function(use)
         end
     }
 
-    -- --------------------------------------------------------------
+ -- ----------------------------------------------------
+    -- nvim-tree
+    -- ----------------------------------------------------
+    use { 
+        "nvim-tree/nvim-tree.lua",
+
+        config = function()
+            require( "roka.plug.nvim-tree")
+        end
+    }
+
+     -- --------------------------------------------------------------
     -- autocompletion
     -- --------------------------------------------------------------
     use {

lua/roka/plug/nvim-tree.lua

@@ -0,0 +1,34 @@
+local setup, nvimtree = pcall( require, "nvim-tree")
+if not setup then
+  return
+end
+
+-- recommended settings from nvim-tree documentation
+vim.g.loaded = 1
+vim.g.loaded_netrwPlugin = 1
+
+vim.cmd( [[ highlight NvimTreeIndentMarker guifg = #3FC5FF ]])
+
+nvimtree.setup({
+  renderer = {
+    icons = {
+      glyphs = {
+        folder = {
+          arrow_closed  = "→",
+          arrow_open    = "↓",
+        },
+      },
+    },
+  },
+
+  -- disable window_picker for explorer
+  -- to work well with window splits
+  actions = {
+    open_file = {
+      window_picker = {
+        enable = false,
+      },
+    },
+  },
+})
+