public override object VisitFunction_call([NotNull] xmllangParser.Function_callContext context)
{
var functionName = context.ID().ToString();
Functions.TryGetValue(functionName, out var function);
if (function == null)
{
throw new Exception(VisitorExceptionMessages.UndefinedFunction);
}
CurrentFunction.Content.Append($"{functionName}(");
var argsCount = context.function_call_arg().Length;
var result = VisitChildren(context);
if (argsCount > 0)
{
CurrentFunction.Content.Remove(CurrentFunction.Content.Length - 2, 2);
}
CurrentFunction.Content.Append($");\n");
return(result);
}
/// <summary>
/// Exit a parse tree produced by the <c>function_call</c>
/// labeled alternative in <see cref="xmllangParser.statement"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitFunction_call([NotNull] xmllangParser.Function_callContext context)
{
}
/// <summary>
/// Visit a parse tree produced by the <c>function_call</c>
/// labeled alternative in <see cref="xmllangParser.statement"/>.
/// <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 VisitFunction_call([NotNull] xmllangParser.Function_callContext context)
{
return(VisitChildren(context));
}
