feat(alacritty): disable font size key bindings

home/shell/terminal.nix

@@ -1,18 +1,17 @@
 { config, pkgs, lib, ... }:
 
-with pkgs; with lib;
+with pkgs;
+with lib;
 let
-  yamlToJSON = path: runCommand "yaml.json" { nativeBuildInputs = [ pkgs.ruby ]; } ''
-    ruby -rjson -ryaml -e "puts YAML.load(ARGF).to_json" < ${path} > $out
-  '';
-in
-{
+  yamlToJSON = path:
+    runCommand "yaml.json" { nativeBuildInputs = [ pkgs.ruby ]; } ''
+      ruby -rjson -ryaml -e "puts YAML.load(ARGF).to_json" < ${path} > $out
+    '';
+in {
   # doesn't yet support font ligatures & undercurls
   programs.alacritty = {
     enable = true;
-    package = runCommand "alacritty" {
-      buildInputs = [ makeWrapper ];
-    } ''
+    package = runCommand "alacritty" { buildInputs = [ makeWrapper ]; } ''
       mkdir $out
       ln -s ${alacritty}/* $out
       rm $out/bin
@@ -21,6 +20,13 @@ in
         --add-flags "${alacritty}/bin/alacritty --embed"
     '';
     settings = recursiveUpdate {
+      key_bindings =
+        # disable font size bindings
+        map (key: {
+          inherit key;
+          mods = "Control";
+          action = "ReceiveChar";
+        }) [ "Key0" "Equals" "Add" "Subtract" "Minus" ];
     } (trivial.importJSON (yamlToJSON ./alacritty-gruvbox-dark.yml));
   };
 }