public override BaseExpression VisitFunctionInvoke([NotNull] ExpressionParser.FunctionInvokeContext context)
{
var functionName = context.identifier().GetText();
var parameters = context.parameter_list();
var arguments = new List <BaseExpression>();
for (int i = 0; i < parameters.ChildCount; i += 2)
{
arguments.Add(Visit(parameters.children[i]));
}
return(FunctionFactory.CreateFunction(functionName, arguments));
}
/// <summary>
/// Visit a parse tree produced by <see cref="ExpressionParser.functionInvoke"/>.
/// <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 VisitFunctionInvoke([NotNull] ExpressionParser.FunctionInvokeContext context)
{
return(VisitChildren(context));
}