cleanups

peachpiecompiler · Aug 16, 2024 · 0f7b911 · 0f7b911
1 parent a2a5080
commit 0f7b911
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Showing 2 changed files with 21 additions and 1 deletion.
diff --git a/src/Peachpie.CodeAnalysis/FlowAnalysis/Passes/TransformationRewriter.cs b/src/Peachpie.CodeAnalysis/FlowAnalysis/Passes/TransformationRewriter.cs
@@ -150,13 +150,30 @@ bool TryResolveParentClassInCurrentClassContext(SourceRoutineSymbol routine, out
                     {
                         // method_exists(FALSE, ...) -> FALSE
                         var value = x.ArgumentsInSourceOrder[0].Value.ConstantValue;
-                        if (value.HasValue && value.TryConvertToBool(out var bvalue) && !bvalue)
+                        if (value.TryConvertToBool(out var bvalue) && !bvalue)
                         {
                             return new BoundLiteral(false.AsObject()).WithContext(x);
                         }
                     }
                     return null;
                 } },
+                //{ NameUtils.SpecialNames.interface_exists, x =>
+                //{
+                //    // interface_exists(class_name [, autoload]) -> TRUE
+                //    if (x.ArgumentsInSourceOrder.Length >= 1)
+                //    {
+                //        var value = x.ArgumentsInSourceOrder[0].Value.ConstantValue;
+                //        if (value.TryConvertToString(out var classname))
+                //        {
+                //            var symbol = DeclaringCompilation.GetTypeByMetadataName( QualifiedName.Parse(classname, true).ClrName() );
+                //            if (symbol != null && symbol.TypeKind == TypeKind.Interface)
+                //            {
+                //                return new BoundLiteral(true.AsObject()).WithContext(x);
+                //            }
+                //        }
+                //    }
+                //    return null;
+                //} },
                 { NameUtils.SpecialNames.ini_get, x =>
                 {
                     // ini_get( {svalue} ) : string|FALSE

diff --git a/src/Peachpie.CodeAnalysis/Utilities/NameUtils.cs b/src/Peachpie.CodeAnalysis/Utilities/NameUtils.cs
@@ -391,6 +391,9 @@ public struct SpecialNames
             /// <summary><c>method_exists</c> function name.</summary>
             public static QualifiedName method_exists => new QualifiedName(new Name("method_exists"));
 
+            /// <summary><c>interface_exists</c> function name.</summary>
+            public static QualifiedName interface_exists => new QualifiedName(new Name("interface_exists"));
+
             public static QualifiedName ini_get = new QualifiedName(new Name("ini_get"));
 
             public static QualifiedName extension_loaded = new QualifiedName(new Name("extension_loaded"));