From bcafce00766ae55b34034691599ac32cb77ac58c Mon Sep 17 00:00:00 2001
From: Benjamin Benoist <benjamin.benoist@snowplowanalytics.com>
Date: Thu, 16 Mar 2023 12:03:56 +0100
Subject: [PATCH] common-fs2: fix env var substitution for JSON files (close
 #753)

---
 .../snowplow/enrich/common/fs2/io/FileSystem.scala               | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/common-fs2/src/main/scala/com/snowplowanalytics/snowplow/enrich/common/fs2/io/FileSystem.scala b/modules/common-fs2/src/main/scala/com/snowplowanalytics/snowplow/enrich/common/fs2/io/FileSystem.scala
index 36a37fb66..c5f3a3610 100644
--- a/modules/common-fs2/src/main/scala/com/snowplowanalytics/snowplow/enrich/common/fs2/io/FileSystem.scala
+++ b/modules/common-fs2/src/main/scala/com/snowplowanalytics/snowplow/enrich/common/fs2/io/FileSystem.scala
@@ -51,6 +51,7 @@ object FileSystem {
       .subflatMap { text =>
         val either = for {
           tsConfig <- Either.catchNonFatal(ConfigFactory.parseString(text)).leftMap(_.getMessage)
+          tsConfig <- Either.catchNonFatal(tsConfig.resolve()).leftMap(e => s"Can't resolve config: ${e.getMessage}")
           tsConfig <- Either.catchNonFatal(fallbacks(tsConfig)).leftMap(_.getMessage)
           parsed <- tsConfig.as[A].leftMap(_.show)
         } yield parsed