From 8b330193aca6792a4809712eab47bc40f14ad85b Mon Sep 17 00:00:00 2001
From: Mikhail Bogdanov <mikhael.bogdanov@jetbrains.com>
Date: Thu, 19 Mar 2020 13:42:46 +0100
Subject: [PATCH] Minor. Throw proper exception in test framework on directive
 processing

---
 .../tests/org/jetbrains/kotlin/test/Directives.kt             | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/compiler/tests-common/tests/org/jetbrains/kotlin/test/Directives.kt b/compiler/tests-common/tests/org/jetbrains/kotlin/test/Directives.kt
index e731ef7646a..6aa53127938 100644
--- a/compiler/tests-common/tests/org/jetbrains/kotlin/test/Directives.kt
+++ b/compiler/tests-common/tests/org/jetbrains/kotlin/test/Directives.kt
@@ -21,7 +21,9 @@ class Directives {
         if (value == null) {
             directives[key] = null
         } else {
-            directives.getOrPut(key, { arrayListOf() })!!.add(value)
+            directives.getOrPut(key, { arrayListOf() }).let {
+                it?.add(value) ?: error("Null value was already passed to $key via smth like // $key")
+            }
         }
     }