PHP 8.4 Support: #[\Deprecated] Attribute

php/php.editor/src/org/netbeans/modules/php/editor/CodeUtils.java

@@ -901,4 +901,9 @@ public static boolean isDnfType(UnionType unionType) {
         }
         return false;
     }
+
+    public static boolean isTypeDeclaration(ASTNode node) {
+        return node instanceof TypeDeclaration
+                || ((node instanceof ClassInstanceCreation) && ((ClassInstanceCreation) node).isAnonymous());
+    }
 }

php/php.editor/src/org/netbeans/modules/php/editor/PredefinedSymbols.java

@@ -121,6 +121,7 @@ public static enum VariableKind {
     public static enum Attributes {
         ATTRIBUTE("Attribute"), // NOI18N
         ALLOW_DYNAMIC_PROPERTIES("AllowDynamicProperties"), // NOI18N
+        DEPRECATED("Deprecated"), // NOI18N
         OVERRIDE("Override"), // NOI18N
         RETURN_TYPE_WILL_CHANGE("ReturnTypeWillChange"), // NOI18N
         SENSITIVE_PARAMETER("SensitiveParameter"), // NOI18N

php/php.editor/src/org/netbeans/modules/php/editor/elements/CaseElementImpl.java

@@ -125,7 +125,7 @@ public static EnumCaseElement fromNode(final TypeElement type, CaseDeclaration n
                 info.getAccessModifiers().toFlags(),
                 fileQuery.getURL().toExternalForm(),
                 fileQuery,
-                VariousUtils.isDeprecatedFromPHPDoc(fileQuery.getResult().getProgram(), node),
+                VariousUtils.isDeprecated(fileQuery.getResult().getModel().getFileScope(), fileQuery.getResult().getProgram(), node),
                 isBacked
         );
     }

php/php.editor/src/org/netbeans/modules/php/editor/elements/FunctionElementImpl.java

@@ -104,7 +104,7 @@ public static FunctionElement fromNode(final NamespaceElement namespace, final F
                 fullyQualifiedName.append(info.getName()), info.getRange().getStart(),
                 fileQuery.getURL().toExternalForm(), fileQuery, BaseFunctionElementSupport.ParametersImpl.create(info.getParameters()),
                 BaseFunctionElementSupport.ReturnTypesImpl.create(TypeResolverImpl.parseTypes(VariousUtils.getReturnType(fileQuery.getResult().getProgram(), node)), node.getReturnType()),
-                VariousUtils.isDeprecatedFromPHPDoc(fileQuery.getResult().getProgram(), node));
+                VariousUtils.isDeprecated(fileQuery.getResult().getModel().getFileScope(), fileQuery.getResult().getProgram(), node));
     }
 
     private static boolean matchesQuery(final NameKind query, FunctionSignatureParser signParser) {

php/php.editor/src/org/netbeans/modules/php/editor/elements/MethodElementImpl.java

@@ -238,7 +238,7 @@ public static MethodElement fromNode(final TypeElement type, final MethodDeclara
                 BaseFunctionElementSupport.ParametersImpl.create(info.getParameters()),
                 BaseFunctionElementSupport.ReturnTypesImpl.create(
                     TypeResolverImpl.parseTypes(VariousUtils.getReturnType(fileQuery.getResult().getProgram(), node.getFunction())), node.getFunction().getReturnType()),
-                VariousUtils.isDeprecatedFromPHPDoc(fileQuery.getResult().getProgram(), node.getFunction()));
+                VariousUtils.isDeprecated(fileQuery.getResult().getModel().getFileScope(), fileQuery.getResult().getProgram(), node.getFunction()));
     }
 
     private static boolean matchesQuery(final NameKind query, MethodSignatureParser signParser) {

php/php.editor/src/org/netbeans/modules/php/editor/elements/TypeConstantElementImpl.java

@@ -154,7 +154,7 @@ public static Set<TypeConstantElement> fromNode(final TypeElement type, Constant
             retval.add(new TypeConstantElementImpl(
                     type, info.getDeclaredType(), info.getName(), info.getValue(), info.getRange().getStart(),
                     info.getAccessModifiers().toFlags(), fileQuery.getURL().toExternalForm(), fileQuery,
-                    VariousUtils.isDeprecatedFromPHPDoc(fileQuery.getResult().getProgram(), node)));
+                    VariousUtils.isDeprecated(fileQuery.getResult().getModel().getFileScope(), fileQuery.getResult().getProgram(), node)));
         }
         return retval;
     }

php/php.editor/src/org/netbeans/modules/php/editor/model/impl/ModelBuilder.java

@@ -316,7 +316,7 @@ static EnumScopeImpl create(EnumDeclarationInfo nodeInfo, ModelBuilder context)
 
         static MethodScopeImpl create(MethodDeclarationInfo nodeInfo, ModelBuilder context, ModelVisitor visitor) {
             String returnType = VariousUtils.getReturnType(context.getProgram(), nodeInfo.getOriginalNode().getFunction());
-            boolean isDeprecated = VariousUtils.isDeprecatedFromPHPDoc(context.getProgram(), nodeInfo.getOriginalNode().getFunction());
+            boolean isDeprecated = VariousUtils.isDeprecated(context.getFileScope(), context.getProgram(), nodeInfo.getOriginalNode());
             String qualifiedReturnType = VariousUtils.qualifyTypeNames(returnType, nodeInfo.getOriginalNode().getStartOffset(), context.getCurrentScope());
             MethodScopeImpl method = new MethodScopeImpl(context.getCurrentScope(), qualifiedReturnType, nodeInfo, visitor, isDeprecated);
             return method;
@@ -341,12 +341,12 @@ static FieldElementImpl create(SingleFieldDeclarationInfo nodeInfo, ModelBuilder
         }
 
         static ClassConstantElementImpl create(ClassConstantDeclarationInfo clsConst, ModelBuilder context) {
-            boolean isDeprecated = VariousUtils.isDeprecatedFromPHPDoc(context.getProgram(), clsConst.getOriginalNode());
+            boolean isDeprecated = VariousUtils.isDeprecated(context.getFileScope(), context.getProgram(), clsConst.getConstantDeclaration());
             return new ClassConstantElementImpl(context.getCurrentScope(), clsConst, isDeprecated);
         }
 
         static CaseElementImpl create(CaseDeclarationInfo enumCase, ModelBuilder context) {
-            boolean isDeprecated = VariousUtils.isDeprecatedFromPHPDoc(context.getProgram(), enumCase.getOriginalNode());
+            boolean isDeprecated = VariousUtils.isDeprecated(context.getFileScope(), context.getProgram(), enumCase.getCaseDeclaration());
             return new CaseElementImpl(context.getCurrentScope(), enumCase, isDeprecated);
         }
     }

php/php.editor/src/org/netbeans/modules/php/editor/model/impl/NamespaceScopeImpl.java

@@ -94,7 +94,7 @@ FunctionScopeImpl createElement(Program program, FunctionDeclaration node) {
             qualifiedReturnType = VariousUtils.qualifyTypeNames(VariousUtils.getReturnType(program, node), returnType.getStartOffset(), this);
         }
         FunctionScopeImpl retval = new FunctionScopeImpl(this, FunctionDeclarationInfo.create(program, node),
-                qualifiedReturnType, VariousUtils.isDeprecatedFromPHPDoc(program, node));
+                qualifiedReturnType, VariousUtils.isDeprecated(getFileScope(), program, node));
         return retval;
     }
 

php/php.editor/src/org/netbeans/modules/php/editor/model/impl/VariousUtils.java

@@ -33,11 +33,14 @@
 import java.util.Stack;
 import java.util.regex.Pattern;
 import org.netbeans.api.annotations.common.CheckForNull;
+import org.netbeans.api.annotations.common.NullAllowed;
 import org.netbeans.api.lexer.Token;
 import org.netbeans.api.lexer.TokenSequence;
 import org.netbeans.api.lexer.TokenUtilities;
 import org.netbeans.modules.php.api.util.StringUtils;
 import org.netbeans.modules.php.editor.CodeUtils;
+import org.netbeans.modules.php.editor.PredefinedSymbols.Attributes;
+import static org.netbeans.modules.php.editor.PredefinedSymbols.Attributes.DEPRECATED;
 import org.netbeans.modules.php.editor.api.AliasedName;
 import org.netbeans.modules.php.editor.api.PhpModifiers;
 import org.netbeans.modules.php.editor.api.QualifiedName;
@@ -69,6 +72,9 @@
 import org.netbeans.modules.php.editor.parser.astnodes.AnonymousObjectVariable;
 import org.netbeans.modules.php.editor.parser.astnodes.ArrayCreation;
 import org.netbeans.modules.php.editor.parser.astnodes.Assignment;
+import org.netbeans.modules.php.editor.parser.astnodes.Attribute;
+import org.netbeans.modules.php.editor.parser.astnodes.AttributeDeclaration;
+import org.netbeans.modules.php.editor.parser.astnodes.Attributed;
 import org.netbeans.modules.php.editor.parser.astnodes.ClassInstanceCreation;
 import org.netbeans.modules.php.editor.parser.astnodes.ClassInstanceCreationVariable;
 import org.netbeans.modules.php.editor.parser.astnodes.ClassName;
@@ -358,6 +364,61 @@ public static boolean isDeprecatedFromPHPDoc(Program root, ASTNode node) {
         return getDeprecatedDescriptionFromPHPDoc(root, node) != null;
     }
 
+    public static boolean isDeprecatedFromAttribute(FileScope fileScope, Program root, ASTNode node) {
+        if (node instanceof Attributed) {
+            List<Attribute> attributes = ((Attributed) node).getAttributes();
+            for (Attribute attribute : attributes) {
+                for (AttributeDeclaration attributeDeclaration : attribute.getAttributeDeclarations()) {
+                    String attributeName = CodeUtils.extractQualifiedName(attributeDeclaration.getAttributeName());
+                    if (isPredefinedAttributeName(DEPRECATED, attributeName, fileScope, attributeDeclaration.getStartOffset())) {
+                        return true;
+                    }
+                }
+            }
+        }
+        return false;
+    }
+
+    public static boolean isDeprecated(FileScope fileScope, Program root, ASTNode node) {
+        if (isDeprecatedFromAttribute(fileScope, root, node)) {
+            return true;
+        }
+        return isDeprecatedFromPHPDoc(root, node);
+    }
+
+    public static boolean isPredefinedAttributeName(Attributes attribute, String attributeName, FileScope fileScope, int offset) {
+        if (attribute.getFqName().equals(attributeName)) {
+            return true;
+        }
+        if (attribute.getName().equals(attributeName)) {
+            List<? extends NamespaceScope> declaredNamespaces = new ArrayList<NamespaceScope>(fileScope.getDeclaredNamespaces());
+            Collections.sort(declaredNamespaces, (n1, n2) -> -Integer.compare(n1.getOffset(), n2.getOffset()));
+            NamespaceScope namespaceScope = null;
+            for (NamespaceScope declaredNamespace : declaredNamespaces) {
+                int namespaceOffset = declaredNamespace.getOffset();
+                if (namespaceOffset < offset) {
+                    namespaceScope = declaredNamespace;
+                    break;
+                }
+            }
+            // check FQ name because there may be `use \AttributeName;`
+            if (isPredefinedAttributeName(attribute, attributeName, namespaceScope, offset)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private static boolean isPredefinedAttributeName(Attributes attribute, String attributeName, @NullAllowed NamespaceScope namespaceScope, int offset) {
+        if (namespaceScope != null) {
+            QualifiedName fullyQualifiedName = VariousUtils.getFullyQualifiedName(QualifiedName.create(attributeName), offset, namespaceScope);
+            if (attribute.getFqName().equals(fullyQualifiedName.toString())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
     public static Map<String, Pair<String, List<Pair<QualifiedName, Boolean>>>> getParamTypesFromPHPDoc(Program root, ASTNode node) {
         Map<String, Pair<String, List<Pair<QualifiedName, Boolean>>>> retval = new HashMap<>();
         Comment comment = Utils.getCommentForNode(root, node);

php/php.editor/src/org/netbeans/modules/php/editor/model/nodes/CaseDeclarationInfo.java

@@ -77,6 +77,10 @@ public PhpModifiers getAccessModifiers() {
         return PhpModifiers.fromBitMask(caseDeclaration.getModifier());
     }
 
+    public CaseDeclaration getCaseDeclaration() {
+        return caseDeclaration;
+    }
+
     @CheckForNull
     protected static String getCaseValue(Expression expr) {
         if (expr instanceof Scalar) {

php/php.editor/src/org/netbeans/modules/php/editor/model/nodes/ClassConstantDeclarationInfo.java

@@ -103,6 +103,10 @@ public PhpModifiers getAccessModifiers() {
         return PhpModifiers.fromBitMask(constantDeclaration.getModifier());
     }
 
+    public ConstantDeclaration getConstantDeclaration() {
+        return constantDeclaration;
+    }
+
     @CheckForNull
     protected static String getConstantValue(Expression expr) {
         if (expr instanceof Scalar) {

php/php.editor/src/org/netbeans/modules/php/editor/resources/layer.xml

@@ -428,6 +428,7 @@
                     <file name="org-netbeans-modules-php-editor-verification-IncorrectConstructorPropertyPromotionHintError.instance"/>
                     <file name="org-netbeans-modules-php-editor-verification-FinalModifierHintError.instance"/>
                     <file name="org-netbeans-modules-php-editor-verification-IncorrectFirstClassCallableSyntaxHintError.instance"/>
+                    <file name="org-netbeans-modules-php-editor-verification-IncorrectDeprecatedAttributeHintError.instance"/>
                     <file name="org-netbeans-modules-php-editor-verification-IncorrectEnumHintError.instance"/>
                     <file name="org-netbeans-modules-php-editor-verification-IncorrectListUnhandledError.instance"/>
                     <file name="org-netbeans-modules-php-editor-verification-IncorrectMixedGroupUseHintError.instance"/>