From 77b7b4f3b7a4e426054e4779e111e72ab6eef56a Mon Sep 17 00:00:00 2001
From: Fernando Schauenburg <dev@schauenburg.me>
Date: Fri, 14 Oct 2022 09:47:19 +0200
Subject: [PATCH] vim: improve `nvim-tree` behavior and add mappings

---
 config/nvim/after/plugin/nvim-tree.lua | 24 +++++++++++++++++++-----
 1 file changed, 19 insertions(+), 5 deletions(-)

diff --git a/config/nvim/after/plugin/nvim-tree.lua b/config/nvim/after/plugin/nvim-tree.lua
index aebaa73..5619bbb 100644
--- a/config/nvim/after/plugin/nvim-tree.lua
+++ b/config/nvim/after/plugin/nvim-tree.lua
@@ -1,13 +1,30 @@
-local ok, plugin = pcall(require, 'nvim-tree')
+local nt, callback
+
+local ok, _ = pcall(function()
+  nt = require 'nvim-tree'
+  callback = require 'nvim-tree.config'.nvim_tree_callback
+end)
+
 if not ok then return end
 
-plugin.setup {
+nt.setup {
+  disable_netrw = true,       -- replace netrw with nvim-tree
+  hijack_cursor = true,       -- keep the cursor on begin of the filename
+  sync_root_with_cwd = true,  -- watch for `DirChanged` and refresh the tree
+
   git = {
     ignore = false,       -- don't hide files from .gitignore
   },
 
   view = {
+    adaptive_size = true, -- resize the window based on the longest line
     width = 35,           -- a little wider than the default 30
+    mappings = {
+      list = {
+        { key = { 'l', '<CR>', 'o' }, cb = callback 'edit' },
+        { key = 'h', cb = callback 'close_node' },
+      },
+    },
   },
 
   filters = {
@@ -19,9 +36,6 @@ plugin.setup {
     add_trailing = true,  -- add trailing / to folders
     group_empty = true,   -- folders that contain only one folder are grouped
     highlight_git = true, -- enable highlight based on git attributes
-    indent_markers = {
-      enable = true,      -- show indent markers
-    },
   },
 }