use namespace="System"
use namespace="System.Collections.Generic"
use namespace="System.IO"
use import="Files"

default BASE_DIR='${Directory.GetCurrentDirectory()}'

@{
    var srcDir = Path.Combine(BASE_DIR, "src");
    foreach (var xmlFilePath in Files.Include(Path.Combine(srcDir, "**/*.xml")))
    {
        var errors = 0;
        var xmlLines = File.ReadAllLines(xmlFilePath);
        for (var linesIndex = 0; linesIndex < xmlLines.Length; ++linesIndex)
        {
            var xmlLine = xmlLines[linesIndex].Trim();
            if (xmlLine.StartsWith("<!--"))
            {
                // Compiler only emits comments for syntax errors.
                if (errors == 0)
                {
                    Log.Warn(string.Format("Invalid documentation syntax in {0}:", xmlFilePath));
                }

                ++errors;
                Log.Warn(string.Format("  {0}: {1}", linesIndex + 1, xmlLine));
            }
            else if (xmlLine.Contains("\"!:"))
            {
                // '!' is reference string error token.
                if (errors == 0)
                {
                    Log.Warn(string.Format("Invalid documentation syntax in {0}:", xmlFilePath));
                }

                ++errors;
                Log.Warn(string.Format("  {0}: {1}", linesIndex + 1, xmlLine));
            }
        }

        if (errors != 0)
        {
            Environment.Exit(errors);
            return;
        }
    }
}