public override Expression VisitFunc([NotNull] CalcLangParser.FuncContext context) { string name = context.Identifier().GetText(); ImmutableList <Expression> .Builder arguments = ImmutableList.CreateBuilder <Expression>(); CalcLangParser.ArglistContext argCtx = context.arglist(); while (argCtx != null) { arguments.Add(Visit(argCtx.expression())); argCtx = argCtx.arglist(); } (int index, int length) = ExpressionIndexAndLength(context.SourceInterval); return(new FunctionCallExpression( index, length, name, arguments.ToImmutable() )); }
/// <summary> /// Visit a parse tree produced by <see cref="CalcLangParser.arglist"/>. /// <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 VisitArglist([NotNull] CalcLangParser.ArglistContext context) { return(VisitChildren(context)); }
/// <summary> /// Exit a parse tree produced by <see cref="CalcLangParser.arglist"/>. /// <para>The default implementation does nothing.</para> /// </summary> /// <param name="context">The parse tree.</param> public virtual void ExitArglist([NotNull] CalcLangParser.ArglistContext context) { }