Add epoch.rake

nobu · nobu · commit c33664f3a79d · 2022-11-27T23:50:45.000+09:00
diff --git a/rakelib/epoch.rake b/rakelib/epoch.rake
@@ -0,0 +1,5 @@
+task "build" => "date_epoch"
+
+task "date_epoch" do
+  ENV["SOURCE_DATE_EPOCH"] = IO.popen(%W[git -C #{__dir__} log -1 --format=%ct], &:read).chomp
+end
