More reliable tmux bindings + new indentation

hammerspoon/apps/iterm.lua

@@ -2,21 +2,44 @@
 local tmux_prefix = {{'ctrl'}, 'c'}
 
 local function isTmuxWindow()
-    return function ()
-        hs.window.focusedWindow():title():find("tmux")
-    end
+  return function ()
+    hs.window.focusedWindow():title():find("tmux")
+  end
+end
+
+local function tmuxpresskey(mod, key)
+  if isTmuxWindow() then
+    hs.eventtap.keyStroke({'ctrl'}, 'c')
+    hs.eventtap.keyStroke(mod, key)
+    return true
+  end
+  return false
 end
 
 App.new("iTerm2")
-    .onInit(function (self)
-        -- cmd+N for switching tmux windows
-        for i = 1,9 do
-            i = tostring(i)
-            self.bind({'cmd'}, i, function()
-                os.execute("/usr/local/bin/tmux select-window -t " .. i)
-            end, isTmuxWindow)
-        end
-    end)
-    .bind({'cmd'}, 'n', invoke({tmux_prefix, 'c'}), isTmuxWindow) -- new window
-    .bind({'cmd'}, 'w', invoke({tmux_prefix, 'x'}), isTmuxWindow) -- close pane/window
-    .bind({'cmd', 'shift'}, 'w', util.call(hs.window, 'close')) -- close pane/window
+   .onInit(function (self, app)
+       -- cmd+N for switching tmux windows
+       for i = 1,9 do
+         i = tostring(i)
+         self.bind({'cmd'}, i, function()
+             if isTmuxWindow() then
+               os.execute("/usr/local/bin/tmux select-window -t " .. i)
+             end
+         end)
+       end
+
+       -- new window
+       self.bind({'cmd'}, 'n', function()
+         if not tmuxpresskey({}, 'c') then
+           app:selectMenuItem({"Shell", "New Window"})
+         end
+       end)
+
+       -- close pane/window
+       self.bind({'cmd'}, 'w', function()
+         if not tmuxpresskey({}, 'x') then
+           app:selectMenuItem({"Shell", "Close"})
+         end
+       end)
+     end)
+   .bind({'cmd', 'shift'}, 'w', util.call(hs.window, 'close')) -- close pane/window