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C# TypeExpr.CanInheritFrom方法代碼示例

本文整理匯總了C#中Mono.CSharp.TypeExpr.CanInheritFrom方法的典型用法代碼示例。如果您正苦於以下問題:C# TypeExpr.CanInheritFrom方法的具體用法?C# TypeExpr.CanInheritFrom怎麽用?C# TypeExpr.CanInheritFrom使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在Mono.CSharp.TypeExpr的用法示例。


在下文中一共展示了TypeExpr.CanInheritFrom方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。

示例1: ResolveBaseTypes

		protected override TypeExpr[] ResolveBaseTypes (out TypeExpr base_class)
		{
			TypeExpr[] ifaces = base.ResolveBaseTypes (out base_class);

			if (base_class == null) {
				if (RootContext.StdLib)
					base_class = TypeManager.system_object_expr;
				else if (Name != "System.Object")
					base_class = TypeManager.system_object_expr;
			} else {
				if (Kind == Kind.Class && TypeManager.IsGenericParameter (base_class.Type)){
					Report.Error (
						689, base_class.Location,
						"Cannot derive from `{0}' because it is a type parameter",
						base_class.GetSignatureForError ());
					return ifaces;
				}

				if (IsGeneric && TypeManager.IsAttributeType (base_class.Type)) {
					Report.Error (698, base_class.Location,
						"A generic type cannot derive from `{0}' because it is an attribute class",
						base_class.GetSignatureForError ());
				}

				if (base_class.IsSealed){
					Report.SymbolRelatedToPreviousError (base_class.Type);
					if (base_class.Type.IsAbstract) {
						Report.Error (709, Location, "`{0}': Cannot derive from static class `{1}'",
							GetSignatureForError (), TypeManager.CSharpName (base_class.Type));
					} else {
						Report.Error (509, Location, "`{0}': cannot derive from sealed type `{1}'",
							GetSignatureForError (), TypeManager.CSharpName (base_class.Type));
					}
					return ifaces;
				}

				if (!base_class.CanInheritFrom ()){
					Report.Error (644, Location, "`{0}' cannot derive from special class `{1}'",
						GetSignatureForError (), base_class.GetSignatureForError ());
					return ifaces;
				}

				if (!IsAccessibleAs (base_class.Type)) {
					Report.SymbolRelatedToPreviousError (base_class.Type);
					Report.Error (60, Location, "Inconsistent accessibility: base class `{0}' is less accessible than class `{1}'", 
						TypeManager.CSharpName (base_class.Type), GetSignatureForError ());
				}
			}

			if (PartialContainer.IsStaticClass) {
				if (base_class.Type != TypeManager.object_type) {
					Report.Error (713, Location, "Static class `{0}' cannot derive from type `{1}'. Static classes must derive from object",
						GetSignatureForError (), base_class.GetSignatureForError ());
					return ifaces;
				}

				if (ifaces != null) {
					foreach (TypeExpr t in ifaces)
						Report.SymbolRelatedToPreviousError (t.Type);
					Report.Error (714, Location, "Static class `{0}' cannot implement interfaces", GetSignatureForError ());
				}
			}

			return ifaces;
		}
開發者ID:calumjiao,項目名稱:Mono-Class-Libraries,代碼行數:65,代碼來源:class.cs


注:本文中的Mono.CSharp.TypeExpr.CanInheritFrom方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。