nixos/git: add prompt.enable

1 files changed, 9 insertions, 0 deletions

diff --git a/nixos/modules/programs/git.nix b/nixos/modules/programs/git.nix
index 4e271a8c134b2..710dee349d590 100644
--- a/nixos/modules/programs/git.nix
+++ b/nixos/modules/programs/git.nix
@@ -58,6 +58,10 @@ in
         '';
       };
 
+      prompt = {
+        enable = mkEnableOption "automatically sourcing git-prompt.sh. This does not change $PS1; it simply provides relevant utility functions";
+      };
+
       lfs = {
         enable = mkEnableOption (lib.mdDoc "git-lfs");
 
@@ -89,6 +93,11 @@ in
         };
       };
     })
+    (mkIf (cfg.enable && cfg.prompt.enable) {
+      environment.interactiveShellInit = ''
+        source ${cfg.package}/share/bash-completion/completions/git-prompt.sh
+      '';
+    })
   ];
 
   meta.maintainers = with maintainers; [ figsoda ];