Re-sourcing of fish config

nix/modules/fish/default.nix

@@ -41,6 +41,9 @@ let tide_conf = builtins.readFile ./tide_config.fish; in
     ];
 
     shellInit = ''
+      # Undo stupid home-manager behavior of refusing to let the init file be re-sourced
+      set -e __fish_home_manager_config_sourced
+
       set --universal fish_greeting
       set -g -x EDITOR "emacsclient -a \"emacs -nw\""
       set -g -x ALTERNATE_EDITOR "vim"
@@ -108,6 +111,7 @@ let tide_conf = builtins.readFile ./tide_config.fish; in
 
     shellAliases = {
       ec = "emacsclient -n --alternate-editor=\"emacs -nw\"";
+      src = "source $HOME/.config/fish/config.fish";
       pubip = "curl icanhazip.com";
     };
   };