public override object VisitConstLambda([NotNull] ChessVCParser.ConstLambdaContext context) { lambdavar = (string)Visit(context.identifier()); lambdaParam1 = Expression.Parameter(typeof(Location), lambdavar); object o = Visit(context.lambdaexpr()); Expression exp = (Expression)o; var l = Expression.Lambda <Func <Location, bool> >(exp, new[] { lambdaParam1 }); var func = l.Compile(); return((ConditionalLocationDelegate)(location => func(location))); }
/// <summary> /// Visit a parse tree produced by the <c>ConstLambda</c> /// labeled alternative in <see cref="ChessVCParser.literal"/>. /// <para> /// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/> /// on <paramref name="context"/>. /// </para> /// </summary> /// <param name="context">The parse tree.</param> /// <return>The visitor result.</return> public virtual Result VisitConstLambda([NotNull] ChessVCParser.ConstLambdaContext context) { return(VisitChildren(context)); }
/// <summary> /// Exit a parse tree produced by the <c>ConstLambda</c> /// labeled alternative in <see cref="ChessVCParser.literal"/>. /// <para>The default implementation does nothing.</para> /// </summary> /// <param name="context">The parse tree.</param> public virtual void ExitConstLambda([NotNull] ChessVCParser.ConstLambdaContext context) { }