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Merge MVP features #1

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dominic merged 16 commits from prototype into master 2026-04-24 18:48:16 +00:00
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1 changed files with 28 additions and 3 deletions
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31
Program.cs
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@ -38,9 +38,34 @@ namespace XNeedle
// Auto-discover operations via reflection // Auto-discover operations via reflection
BangOperation.RegisterAll(); BangOperation.RegisterAll();
var xnSource = XnParser.StripComments(File.ReadAllText(opts.XnDefinition)); var rawSource = File.ReadAllText(opts.XnDefinition);
Console.WriteLine(xnSource); var xnSource = XnParser.StripComments(rawSource);
var masterRule = (Rule)XnParser.RuleObject.Parse(xnSource); Rule masterRule;
try
{
masterRule = (Rule)XnParser.RuleObject.Parse(xnSource);
}
catch (ParseException ex)
{
var lines = rawSource.Split('\n');
int line = ex.Position?.Line ?? -1;
int col = ex.Position?.Column ?? -1;
bool showPosition = (line != -1) && (col != -1);
if (showPosition)
{
Console.Error.WriteLine($"{opts.XnDefinition}({line},{col}): parse error: {ex.Message}");
var srcLine = line <= lines.Length ? lines[line - 1].TrimEnd() : "";
var pointer = new string(' ', Math.Max(0, col - 1)) + "^";
Console.Error.WriteLine($" {srcLine}");
Console.Error.WriteLine($" {pointer}");
}
else
{
Console.Error.WriteLine($"{opts.XnDefinition}: parse error: {ex.Message}");
}
return;
}
var doc = XDocument.Load(opts.Input, LoadOptions.PreserveWhitespace); var doc = XDocument.Load(opts.Input, LoadOptions.PreserveWhitespace);
var encoding = XmlRoundtripWriter.DetectEncoding(File.ReadAllBytes(opts.Input)); var encoding = XmlRoundtripWriter.DetectEncoding(File.ReadAllBytes(opts.Input));
var sloc = new SourceLocation(opts.Input, encoding); var sloc = new SourceLocation(opts.Input, encoding);