C# (CSharp) Microsoft.CSharp.Expressions Error.DuplicateLabels示例

DuplicateLabels() static private method

ArgumentException with message like "Break and continue lables should be different"

static private DuplicateLabels ( ) : Exception
return	System.Exception

示例#1

        internal static void ValidateLoop(Expression body, LabelTarget @break, LabelTarget @continue)
        {
            if (@break != null && @break.Type != typeof(void))
            {
                // DESIGN: C# statement behavior; can be revisited.
                throw LinqError.LabelTypeMustBeVoid();
            }

            if (@continue != null && @continue.Type != typeof(void))
            {
                throw LinqError.LabelTypeMustBeVoid();
            }

            if (@break != null && @continue != null && @break == @continue)
            {
                throw Error.DuplicateLabels();
            }
        }