28 lines
849 B
C#
28 lines
849 B
C#
using System.Xml.Linq;
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using XNeedle.Parser.Elements;
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namespace XNeedle.Transformation.Bangs
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{
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public class AddBang : BangOperation
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{
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public override string Name => "add";
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public override Context Execute(Context ctx, IEnumerable<string> arguments)
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{
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if (ctx.Node == null)
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{
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throw new ArgumentNullException("!add needs a reachable node");
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}
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if (arguments.Count() < 1)
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{
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throw new ArgumentException("!add needs at least the tag name as argument.");
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}
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var tagname = arguments.ElementAt(0);
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var element = new XElement(tagname, "");
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ctx.Node.Add(element);
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return new Context{ Node = element, SLoc = ctx.SLoc.AsSynthetic(), XPathSelector = tagname};
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}
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}
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} |