tools: add helper function to find the git commit

2021-03-31 16:38:09 +02:00 · 2021-03-31 16:38:09 +02:00 · 600e1b9987
commit 600e1b9987
parent a4752603e9
1 changed files with 5 additions and 0 deletions
--- a/garlic/tools.nix
+++ b/garlic/tools.nix
@ -85,6 +85,11 @@ let
    in
      toInt front;

+    # Returns the given gitCommit if not null, or the one stored in the
+    # gitTable for the branch gitBranch.
+    findCommit = {gitCommit ? null, gitTable, gitBranch}:
+      if (gitCommit != null) then gitCommit else gitTable."${gitBranch}";
+
  };
 in
  gen