55 lines
2.0 KiB
C#
55 lines
2.0 KiB
C#
using System;
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using System.Xml;
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using System.Xml.Linq;
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using CommandLine;
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using Sprache;
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using XNeedle.Parser;
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using XNeedle.Parser.Elements;
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using XNeedle.Transformation;
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using XNeedle.Formats;
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namespace XNeedle
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{
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class Program
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{
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public class Options
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{
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[Value(0, MetaName = "xn", Required = true, HelpText = "XN transformation definition")]
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public string XnDefinition { get; set; }
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[Option('i', "input", HelpText = "Input XML file", Required = true)]
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public string Input { get; set; }
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[Option('o', "output", HelpText = "Output XML file", Required = true)]
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public string Output { get; set; }
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[Option('v', "verbose", Required = false, HelpText = "Set output to verbose messages.")]
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public bool Verbose { get; set; }
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}
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static void Main(string[] args)
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{
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CommandLine.Parser.Default.ParseArguments<Options>(args)
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.WithParsed(RunOptions)
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.WithNotParsed(HandleParseError);
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}
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static void RunOptions(Options opts)
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{
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// Auto-discover operations via reflection
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BangOperation.RegisterAll();
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var xnSource = XnParser.StripComments(File.ReadAllText(opts.XnDefinition));
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Console.WriteLine(xnSource);
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var masterRule = (Rule)XnParser.RuleObject.Parse(xnSource);
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var doc = XDocument.Load(opts.Input, LoadOptions.PreserveWhitespace);
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var encoding = XmlRoundtripWriter.DetectEncoding(File.ReadAllBytes(opts.Input));
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var sloc = new SourceLocation(opts.Input, encoding);
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masterRule.Transform(doc, sloc);
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using var writer = XmlRoundtripWriter.Create(opts.Input, opts.Output);
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doc.WriteTo(writer);
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Console.WriteLine($"Applied \"{opts.XnDefinition}\" to \"{opts.Input}\" and saved result to \"{opts.Output}\"");
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}
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static void HandleParseError(IEnumerable<Error> errs) {}
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}
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} |