From 5641ee3f942e700de35b28fc879b0d8a10a7a1fe Mon Sep 17 00:00:00 2001
From: Nadrieril <nadrieril@gmail.com>
Date: Thu, 14 Jun 2018 00:49:49 +0100
Subject: [PATCH] i3: use null to disable a keybinding

---
 modules/services/window-managers/i3.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/services/window-managers/i3.nix b/modules/services/window-managers/i3.nix
index 4a356328b..7b663a4fc 100644
--- a/modules/services/window-managers/i3.nix
+++ b/modules/services/window-managers/i3.nix
@@ -637,11 +637,11 @@ let
   };
 
   keybindingsStr = keybindings: concatStringsSep "\n" (
-    mapAttrsToList (keycomb: action: "bindsym ${keycomb} ${action}") keybindings
+    mapAttrsToList (keycomb: action: optionalString (action != null) "bindsym ${keycomb} ${action}") keybindings
   );
 
   keycodebindingsStr = keycodebindings: concatStringsSep "\n" (
-    mapAttrsToList (keycomb: action: "bindcode ${keycomb} ${action}") keycodebindings
+    mapAttrsToList (keycomb: action: optionalString (action != null) "bindcode ${keycomb} ${action}") keycodebindings
   );
 
   colorSetStr = c: concatStringsSep " " [ c.border c.background c.text c.indicator c.childBorder ];