From cbc8b1c91924c3ae31350212d568dc04c16bc899 Mon Sep 17 00:00:00 2001
From: Yegor Bugayenko <yegor256@gmail.com>
Date: Thu, 7 Mar 2024 10:17:20 +0300
Subject: [PATCH] #1198 fix

---
 .../main/java/com/qulice/checkstyle/DiamondOperatorCheck.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/qulice-checkstyle/src/main/java/com/qulice/checkstyle/DiamondOperatorCheck.java b/qulice-checkstyle/src/main/java/com/qulice/checkstyle/DiamondOperatorCheck.java
index 10b77c1c1..0688405a6 100644
--- a/qulice-checkstyle/src/main/java/com/qulice/checkstyle/DiamondOperatorCheck.java
+++ b/qulice-checkstyle/src/main/java/com/qulice/checkstyle/DiamondOperatorCheck.java
@@ -107,7 +107,7 @@ public void visitToken(final DetailAST node) {
                 DiamondOperatorCheck.findFirstChildNodeOfType(
                     instance, TokenTypes.TYPE_ARGUMENTS
                 );
-            if (!DiamondOperatorCheck.isDiamondOperatorUsed(type)) {
+            if (type != null && !DiamondOperatorCheck.isDiamondOperatorUsed(type)) {
                 log(type, "Use diamond operator");
             }
         }
@@ -150,7 +150,7 @@ private static boolean isDiamondOperatorUsed(final DetailAST node) {
      *
      * @param node AST subtree to process.
      * @param type Type of token
-     * @return Child node of specified type
+     * @return Child node of specified type OR NULL!
      */
     private static DetailAST findFirstChildNodeOfType(
         final DetailAST node, final int type