Set xtrace if $BUILDPACK_XTRACE set (#463)

For debugging or for folks who are curious about how the buildpack works. Similar implementation here: heroku/heroku-buildpack-python#226
davidjson · Mar 23, 2022 · 9bf4bf2 · 9bf4bf2
1 parent 1e5fce9
commit 9bf4bf2
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/bin/compile b/bin/compile
@@ -3,6 +3,8 @@
 
 set -eo pipefail
 
+[ "$BUILDPACK_XTRACE" ] && set -o xtrace
+
 mkdir -p "$1" "$2"
 build=$(cd "$1/" && pwd)
 cache=$(cd "$2/" && pwd)