ExpressionUtils#getAssignment now returns simple assignments only (not compound assignments)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/afterAnyMatchCompoundAssignment.java

@@ -0,0 +1,13 @@
+// "Replace with anyMatch()" "true"
+
+import java.util.List;
+
+public class Main {
+  public boolean testAnyMatch(List<String> data) {
+    int x = 10;
+      if (data.stream().map(String::trim).anyMatch(String::isEmpty)) {
+          x *= 2;
+      }
+  }
+
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/beforeAnyMatchCompoundAssignment.java

@@ -0,0 +1,17 @@
+// "Replace with anyMatch()" "true"
+
+import java.util.List;
+
+public class Main {
+  public boolean testAnyMatch(List<String> data) {
+    int x = 10;
+    for(String str : da<caret>ta) {
+      String trimmed = str.trim();
+      if(trimmed.isEmpty()) {
+        x *= 2;
+        break;
+      }
+    }
+  }
+
+}

plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/psiutils/ExpressionUtils.java

@@ -720,10 +720,10 @@ public class ExpressionUtils {
 
   /**
    * Returns assignment expression if supplied element is a statement which contains assignment expression
-   * or it's an assignment expression itself
+   * or it's an assignment expression itself. Only simple assignments are returned (like a = b, not a+= b).
    *
    * @param element element to get assignment expression from
-   * @return extracted assignment or null if assignment is not found
+   * @return extracted assignment or null if assignment is not found or assignment is compound
    */
   @Contract("null -> null")
   public static PsiAssignmentExpression getAssignment(PsiElement element) {
@@ -731,7 +731,10 @@ public class ExpressionUtils {
       element = ((PsiExpressionStatement)element).getExpression();
     }
     if (element instanceof PsiAssignmentExpression) {
-      return (PsiAssignmentExpression)element;
+      PsiAssignmentExpression assignment = (PsiAssignmentExpression)element;
+      if(assignment.getOperationTokenType().equals(JavaTokenType.EQ)) {
+        return assignment;
+      }
     }
     return null;
   }