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The following commit(s) were added to refs/heads/master by this push:
     new 1dda0b0ab4 Fix the highlighting for private constants of Enum
     new fdbf8b4b03 Merge pull request #5720 from 
junichi11/php-enum-private-const-highlighting
1dda0b0ab4 is described below

commit 1dda0b0ab47a371c36911d5b583b56a9302fb35a
Author: Junichi Yamamoto <junich...@apache.org>
AuthorDate: Sun Mar 26 09:45:45 2023 +0900

    Fix the highlighting for private constants of Enum
---
 .../modules/php/editor/csl/SemanticAnalysis.java   |  7 +++
 .../semantic/enumerationsWithPrivateConst.php      | 71 ++++++++++++++++++++++
 .../enumerationsWithPrivateConst.php.semantic      | 71 ++++++++++++++++++++++
 .../php/editor/csl/SemanticAnalyzerTest.java       |  4 ++
 4 files changed, 153 insertions(+)

diff --git 
a/php/php.editor/src/org/netbeans/modules/php/editor/csl/SemanticAnalysis.java 
b/php/php.editor/src/org/netbeans/modules/php/editor/csl/SemanticAnalysis.java
index a1aa52130c..ff246f1337 100644
--- 
a/php/php.editor/src/org/netbeans/modules/php/editor/csl/SemanticAnalysis.java
+++ 
b/php/php.editor/src/org/netbeans/modules/php/editor/csl/SemanticAnalysis.java
@@ -663,6 +663,7 @@ public class SemanticAnalysis extends SemanticAnalyzer {
             if (node.getBody() != null) {
                 node.getBody().accept(this);
                 scanMethodBodies();
+                addColoringForUnusedPrivateConstants();
             }
             needToScan.remove(typeInfo);
             removeFromPath();
@@ -819,6 +820,12 @@ public class SemanticAnalysis extends SemanticAnalyzer {
                     if (!isPrivate || parentNode instanceof TraitDeclaration) {
                         addColoringForNode(identifier, coloring);
                     } else {
+                        // NOTE: private constants, methods, and fields may be 
used in traits
+                        // currently, we don't check traits (if there is no 
performance problem, should check them if possible)
+                        // an enum is handled as a "final" class in PHP
+                        // so, virtually, "protected" is "private"
+                        // however, as written above, it may be used in traits
+                        // don't add protected items of Enum to unused items
                         privateUnusedConstants.put(new 
UnusedIdentifier(identifier.getName(), typeInfo), new 
ASTNodeColoring(identifier, coloring));
                     }
                 }
diff --git 
a/php/php.editor/test/unit/data/testfiles/semantic/enumerationsWithPrivateConst.php
 
b/php/php.editor/test/unit/data/testfiles/semantic/enumerationsWithPrivateConst.php
new file mode 100644
index 0000000000..db2a3cbe54
--- /dev/null
+++ 
b/php/php.editor/test/unit/data/testfiles/semantic/enumerationsWithPrivateConst.php
@@ -0,0 +1,71 @@
+<?php
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+enum UsedPrivateConst1 {
+
+    public const PUBLIC_CONST = 'public const';
+    private const PRIVATE_CONST = 'private const';
+    protected const PROTECTED_CONST = 'protected const';
+
+    case Case1;
+
+    private function test(): void {
+        self::PRIVATE_CONST;
+    }
+
+}
+
+enum UsedPrivateConst2 {
+
+    public const PUBLIC_CONST = 'public const';
+    private const PRIVATE_CONST = 'private const';
+    protected const PROTECTED_CONST = 'protected const';
+
+    case Case1;
+
+    private function test(): void {
+        static::PRIVATE_CONST;
+    }
+
+}
+
+enum UsedPrivateConst3 {
+
+    public const PUBLIC_CONST = 'public const';
+    private const PRIVATE_CONST = 'private const';
+    protected const PROTECTED_CONST = 'protected const';
+
+    case Case1;
+
+    private function test(): void {
+        UsedPrivateConst3::PRIVATE_CONST;
+    }
+
+}
+
+enum UnusedPrivateConst {
+
+    public const PUBLIC_CONST = 'public const';
+    private const PRIVATE_CONST = 'private const';
+    protected const PROTECTED_CONST = 'protected const';
+
+    case Case1;
+
+}
diff --git 
a/php/php.editor/test/unit/data/testfiles/semantic/enumerationsWithPrivateConst.php.semantic
 
b/php/php.editor/test/unit/data/testfiles/semantic/enumerationsWithPrivateConst.php.semantic
new file mode 100644
index 0000000000..bdc266a968
--- /dev/null
+++ 
b/php/php.editor/test/unit/data/testfiles/semantic/enumerationsWithPrivateConst.php.semantic
@@ -0,0 +1,71 @@
+<?php
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+enum |>CLASS:UsedPrivateConst1<| {
+
+    public const |>FIELD,STATIC:PUBLIC_CONST<| = 'public const';
+    private const |>FIELD,STATIC:PRIVATE_CONST<| = 'private const';
+    protected const |>FIELD,STATIC:PROTECTED_CONST<| = 'protected const';
+
+    case |>FIELD,STATIC:Case1<|;
+
+    private function |>METHOD,UNUSED:test<|(): void {
+        self::|>FIELD,STATIC:PRIVATE_CONST<|;
+    }
+
+}
+
+enum |>CLASS:UsedPrivateConst2<| {
+
+    public const |>FIELD,STATIC:PUBLIC_CONST<| = 'public const';
+    private const |>FIELD,STATIC:PRIVATE_CONST<| = 'private const';
+    protected const |>FIELD,STATIC:PROTECTED_CONST<| = 'protected const';
+
+    case |>FIELD,STATIC:Case1<|;
+
+    private function |>METHOD,UNUSED:test<|(): void {
+        static::|>FIELD,STATIC:PRIVATE_CONST<|;
+    }
+
+}
+
+enum |>CLASS:UsedPrivateConst3<| {
+
+    public const |>FIELD,STATIC:PUBLIC_CONST<| = 'public const';
+    private const |>FIELD,STATIC:PRIVATE_CONST<| = 'private const';
+    protected const |>FIELD,STATIC:PROTECTED_CONST<| = 'protected const';
+
+    case |>FIELD,STATIC:Case1<|;
+
+    private function |>METHOD,UNUSED:test<|(): void {
+        UsedPrivateConst3::|>FIELD,STATIC:PRIVATE_CONST<|;
+    }
+
+}
+
+enum |>CLASS:UnusedPrivateConst<| {
+
+    public const |>FIELD,STATIC:PUBLIC_CONST<| = 'public const';
+    private const |>FIELD,STATIC,UNUSED:PRIVATE_CONST<| = 'private const';
+    protected const |>FIELD,STATIC:PROTECTED_CONST<| = 'protected const';
+
+    case |>FIELD,STATIC:Case1<|;
+
+}
diff --git 
a/php/php.editor/test/unit/src/org/netbeans/modules/php/editor/csl/SemanticAnalyzerTest.java
 
b/php/php.editor/test/unit/src/org/netbeans/modules/php/editor/csl/SemanticAnalyzerTest.java
index f7c50a0cc9..4fbc1df869 100644
--- 
a/php/php.editor/test/unit/src/org/netbeans/modules/php/editor/csl/SemanticAnalyzerTest.java
+++ 
b/php/php.editor/test/unit/src/org/netbeans/modules/php/editor/csl/SemanticAnalyzerTest.java
@@ -214,6 +214,10 @@ public class SemanticAnalyzerTest extends 
SemanticAnalysisTestBase {
         checkSemantic("testfiles/semantic/enumerations.php");
     }
 
+    public void testEnumerationsWithPrivateConst() throws Exception {
+        checkSemantic("testfiles/semantic/enumerationsWithPrivateConst.php");
+    }
+
     public void testConstantsInTraits() throws Exception {
         checkSemantic("testfiles/semantic/constantsInTraits.php");
     }


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