1 files changed, 16 insertions, 0 deletions
diff --git a/tools/get-scala-commit-date b/tools/get-scala-commit-date
new file mode 100755
index 0000000000..ef5b0f540d
--- /dev/null
+++ b/tools/get-scala-commit-date
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+#
+# Usage: get-scala-commit-date [dir]
+# Figures out current commit date of a git clone.
+# If no dir is given, current working dir is used.
+#
+# Example build version string:
+#   20120312
+#
+
+[[ $# -eq 0 ]] || cd "$1"
+
+lastcommitdate=$(git log --format="%ci" HEAD | head -n 1 | cut -d ' ' -f 1)
+
+# 20120324
+echo "${lastcommitdate//-/}"