feat: add VIM_COLORSCHEME, fixes #156 (#162)

Author: lopi-py

doc/neo-tree.txt

@@ -585,6 +585,9 @@ Fired on the |DirChanged| autocmd event
 "vim_win_enter"
 Fired on the |WinEnter| autocmd event
 
+"vim_colorscheme"
+Fired on the |ColorScheme| autocmd event
+
 
 You can also define your own with:
 >

lua/neo-tree.lua

@@ -66,6 +66,7 @@ local define_events = function()
   events.define_autocmd_event(events.VIM_WIN_ENTER, { "WinEnter" }, 0)
   events.define_autocmd_event(events.VIM_DIR_CHANGED, { "DirChanged" }, 200)
   events.define_autocmd_event(events.VIM_TAB_CLOSED, { "TabClosed" })
+  events.define_autocmd_event(events.VIM_COLORSCHEME, { "ColorScheme" }, 0)
   events.define_event(events.GIT_STATUS_CHANGED, { debounce_frequency = 0 })
   events_setup = true
 end
@@ -594,6 +595,12 @@ M.setup = function(config, is_auto_config)
     manager.redraw(source_name)
   end
 
+  events.subscribe({
+    event = events.VIM_COLORSCHEME,
+    handler = highlights.setup,
+    id = "neo-tree-highlight",
+  })
+
   events.subscribe({
     event = events.VIM_WIN_ENTER,
     handler = M.win_enter_event,

lua/neo-tree/events/init.lua

@@ -24,6 +24,7 @@ local M = {
   VIM_DIR_CHANGED = "vim_dir_changed",
   VIM_TAB_CLOSED = "vim_tab_closed",
   VIM_WIN_ENTER = "vim_win_enter",
+  VIM_COLORSCHEME = "vim_colorscheme",
 }
 
 M.define_autocmd_event = function(event_name, autocmds, debounce_frequency, seed_fn)