Add bang bang (!!) fish command

And move fish functions into their own fish files.

alex/fish/functions/bangbang.fish

@@ -0,0 +1,29 @@
+function bind_bang
+	set -l lastchar (commandline -t)[-1]
+	switch $lastchar
+		case "!"
+			set -l hist (history --max=1)
+			if test -n "$hist"
+				commandline -t -- $hist
+				commandline -f repaint
+			end
+		case "*"
+			commandline --insert "!"
+	end
+end
+
+function bind_dollar
+	set -l lastchar (commandline -t)[-1]
+	switch $lastchar
+		case "!"
+			commandline -t -- ""
+			commandline -f history-token-search-backward
+		case "*"
+			commandline --insert '$'
+	end
+end
+
+function fish_user_key_bindings
+	bind ! bind_bang
+	bind '$' bind_dollar
+end

alex/fish/functions/borg-h.fish

@@ -0,0 +1,3 @@
+function borg-h
+    borg help $argv | less
+end

alex/home.nix

@@ -37,6 +37,10 @@
   home.file.".config/tmux/tmux.conf.local".source = ./tmux/tmux.conf.local;
   home.file.".wezterm.lua".source = ./wezterm.lua;
   home.file.".config/jrnl/ro_jrnl.yaml".source = ./jrnl/jrnl.yaml;
+  home.file.".config/fish/functions" = {
+    source = ./fish/functions;
+    recursive = true;
+  };
 
   home.packages = with pkgs; [
 
@@ -170,6 +174,9 @@
   programs.fish = {
     enable = true;
     interactiveShellInit = ''
+      source ~/.config/fish/functions/bangbang.fish
+      source ~/.config/fish/functions/borg-h.fish
+
       set PATH ~/.cargo/bin $PATH
       set PATH ~/scripts $PATH
       set PATH ~/.local/bin $PATH
@@ -191,9 +198,6 @@
 
           zoxide init fish | source
           '';
-    functions.borg-h = ''
-      borg help $argv | less
-      '';
   };
 
   programs.bash = {