public override object VisitInvocation([NotNull] CalculatorParser.InvocationContext context) { object oldValue = context.expression().Accept(this); var varName = m_iterName; var stack = m_iterStack; var func = oldValue as IFunction; var paramList = context.paramList() is null ? null : context.paramList().Accept(this) as List <object>; var ret = FuncOperation(func, paramList, stack); m_iterStack = null; m_iterName = ""; return(ret); }
/// <summary> /// Visit a parse tree produced by <see cref="CalculatorParser.invocation"/>. /// <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 VisitInvocation([NotNull] CalculatorParser.InvocationContext context) { return(VisitChildren(context)); }