Merge pull request #160 from Mr-Hypocrite/fix/wezterm-wsl

fix(mux): nvim-wezterm panes not seamlessly switching while using wsl2

Author: mrjones2014

lua/smart-splits/config.lua

@@ -26,13 +26,15 @@ local mux_utils = require('smart-splits.mux.utils')
 ---@field ignored_events string[]
 ---@field multiplexer_integration SmartSplitsMultiplexerType|false
 ---@field disable_multiplexer_nav_when_zoomed boolean
+---@field wezterm_cli_path string|nil
 ---@field kitty_password string|nil
 ---@field setup fun(cfg:table)
 ---@field set_default_multiplexer fun():string|nil
 ---@field log_level 'trace'|'debug'|'info'|'warn'|'error'|'fatal'
 
 ---@type SmartSplitsConfig
 local config = { ---@diagnostic disable-line:missing-fields
+  wezterm_cli_path = 'wezterm',
   ignored_buftypes = {
     'nofile',
     'quickfix',
@@ -109,6 +111,11 @@ end
 function M.setup(new_config)
   local original_mux = config.multiplexer_integration
 
+  if mux_utils.is_WSL() then
+    -- on WSL default to .exe unless explicitly set in user config
+    new_config.wezterm_cli_path = new_config.wezterm_cli_path or 'wezterm.exe'
+  end
+
   config = vim.tbl_deep_extend('force', config, new_config or {})
   -- if the mux setting changed, run startup again
   if

lua/smart-splits/mux/utils.lua

@@ -9,6 +9,21 @@ function M.are_we_tmux()
   return term == 'tmux'
 end
 
+function M.are_we_wezterm()
+  if M.are_we_gui() then
+    return false
+  end
+
+  local term = vim.trim((vim.env.TERM_PROGRAM or ''):lower())
+  return term == 'wezterm'
+end
+
+--- Check if we're in WSL
+---@return boolean
+function M.is_WSL()
+  return vim.env.WSL_DISTRO_NAME ~= nil and vim.env.WSL_DISTRO_NAME ~= ''
+end
+
 ---Check if Neovim is running in a GUI (rather than TUI)
 ---@return boolean
 function M.are_we_gui()

lua/smart-splits/mux/wezterm.lua

@@ -1,4 +1,5 @@
 local Direction = require('smart-splits.types').Direction
+local config = require('smart-splits.config')
 
 local dir_keys_wezterm = {
   [Direction.left] = 'Left',
@@ -16,7 +17,7 @@ local dir_keys_wezterm_splits = {
 
 local function wezterm_exec(cmd)
   local command = vim.deepcopy(cmd)
-  table.insert(command, 1, 'wezterm')
+  table.insert(command, 1, config.wezterm_cli_path)
   table.insert(command, 2, 'cli')
   return vim.fn.system(command)
 end