[test framework] utility method for temporary setting a registry value

GitOrigin-RevId: dcfd782b7546cd4ff1948f20fe3b89f76c802a0f

platform/testFramework/src/com/intellij/openapi/util/registry/RegistryTestUtil.kt

@@ -0,0 +1,14 @@
+// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+@file:JvmName("RegistryTestUtil")
+package com.intellij.openapi.util.registry
+
+fun RegistryValue.withValue(tempValue: Boolean, block: () -> Unit) {
+  val currentValue = asBoolean()
+  try {
+    setValue(tempValue)
+    block()
+  }
+  finally {
+    setValue(currentValue)
+  }
+}