[Foundation] Update to Xcode 26.4 Release Candidate

src/foundation.cs

@@ -18800,6 +18800,57 @@ interface NSPredicate : NSSecureCoding, NSCopying {
 		[MacCatalyst (13, 1)]
 		[Export ("allowEvaluation")]
 		void AllowEvaluation ();
+
+		/// <summary>Validates this predicate using the specified validator and, if valid, allows it to be evaluated.</summary>
+		/// <param name="validator">The <see cref="INSPredicateValidating" /> object used to validate the predicate before allowing evaluation.</param>
+		/// <param name="error">When this method returns <see langword="false" />, contains an <see cref="NSError" /> describing the validation failure; otherwise, <see langword="null" />.</param>
+		/// <returns><see langword="true" /> if the predicate passed validation and is now allowed to be evaluated; otherwise, <see langword="false" />.</returns>
+		[iOS (26, 4), TV (26, 4), Mac (26, 4), MacCatalyst (26, 4)]
+		[Export ("allowEvaluationWithValidator:error:")]
+		bool AllowEvaluation (INSPredicateValidating validator, [NullAllowed] out NSError error);
+	}
+
+	/// <summary>Protocol interface that represents the methods declared by the <see cref="NSPredicateValidating" /> protocol.</summary>
+	interface INSPredicateValidating { }
+
+	/// <summary>Provides custom validation logic for <see cref="NSPredicate" /> and <see cref="NSExpression" /> objects before they are evaluated.</summary>
+	/// <remarks>
+	///   <para>Implement this protocol to control which predicates and expressions are considered safe for evaluation. Each visitor method is called during
+	///   validation, allowing the implementation to inspect and approve or reject individual components of a predicate tree.</para>
+	/// </remarks>
+	[iOS (26, 4), TV (26, 4), Mac (26, 4), MacCatalyst (26, 4)]
+	[Protocol (BackwardsCompatibleCodeGeneration = false), Model]
+	[BaseType (typeof (NSObject))]
+	interface NSPredicateValidating {
+		/// <summary>Validates whether the specified predicate is allowed to be evaluated.</summary>
+		/// <param name="predicate">The <see cref="NSPredicate" /> to validate.</param>
+		/// <param name="error">When this method returns <see langword="false" />, contains an <see cref="NSError" /> describing why the predicate was rejected; otherwise, <see langword="null" />.</param>
+		/// <returns><see langword="true" /> if the predicate is valid and allowed; otherwise, <see langword="false" />.</returns>
+		[Export ("visitPredicate:error:")]
+		bool VisitPredicate (NSPredicate predicate, [NullAllowed] out NSError error);
+
+		/// <summary>Validates whether the specified expression is allowed to be evaluated.</summary>
+		/// <param name="expression">The <see cref="NSExpression" /> to validate.</param>
+		/// <param name="error">When this method returns <see langword="false" />, contains an <see cref="NSError" /> describing why the expression was rejected; otherwise, <see langword="null" />.</param>
+		/// <returns><see langword="true" /> if the expression is valid and allowed; otherwise, <see langword="false" />.</returns>
+		[Export ("visitExpression:error:")]
+		bool VisitExpression (NSExpression expression, [NullAllowed] out NSError error);
+
+		/// <summary>Validates whether the specified comparison operator type is allowed to be used in a predicate.</summary>
+		/// <param name="operatorType">The <see cref="NSPredicateOperatorType" /> to validate.</param>
+		/// <param name="error">When this method returns <see langword="false" />, contains an <see cref="NSError" /> describing why the operator type was rejected; otherwise, <see langword="null" />.</param>
+		/// <returns><see langword="true" /> if the operator type is valid and allowed; otherwise, <see langword="false" />.</returns>
+		[Export ("visitOperatorType:error:")]
+		bool VisitOperatorType (NSPredicateOperatorType operatorType, [NullAllowed] out NSError error);
+
+		/// <summary>Validates whether the specified key path expression is allowed to be evaluated.</summary>
+		/// <param name="expression">The key path <see cref="NSExpression" /> to validate.</param>
+		/// <param name="scope">The scope component of the key path, or <see langword="null" /> if no scope is specified.</param>
+		/// <param name="key">The key component of the key path, or <see langword="null" /> if no key is specified.</param>
+		/// <param name="error">When this method returns <see langword="false" />, contains an <see cref="NSError" /> describing why the key path expression was rejected; otherwise, <see langword="null" />.</param>
+		/// <returns><see langword="true" /> if the key path expression is valid and allowed; otherwise, <see langword="false" />.</returns>
+		[Export ("visitExpressionKeyPath:scope:key:error:")]
+		bool VisitExpressionKeyPath (NSExpression expression, [NullAllowed] string scope, [NullAllowed] string key, [NullAllowed] out NSError error);
 	}
 
 	/// <summary>Defines an extension method for <see cref="Foundation.NSOrderedSet" /> objects allowing them to be filtered via an <see cref="Foundation.NSPredicate" />.</summary>

tests/xtro-sharpie/api-annotations-dotnet/tvOS-Foundation.ignore

@@ -6,3 +6,9 @@
 !missing-protocol-conformance! NSXPCConnection should conform to NSXPCProxyCreating
 !missing-selector! NSXPCInterface::interfaceForSelector:argumentIndex:ofReply: not bound
 !missing-selector! NSXPCInterface::setInterface:forSelector:argumentIndex:ofReply: not bound
+
+## Methods taking xpc_type_t / xpc_object_t which are unsuported like the rest of the platforms
+!missing-selector! NSXPCCoder::decodeXPCObjectOfType:forKey: not bound
+!missing-selector! NSXPCCoder::encodeXPCObject:forKey: not bound
+!missing-selector! NSXPCInterface::setXPCType:forSelector:argumentIndex:ofReply: not bound
+!missing-selector! NSXPCInterface::XPCTypeForSelector:argumentIndex:ofReply: not bound