public override T[] ParseFile(string filePath)
{
var values = new List <T>();
var fullFilePath = Path.GetFullPath(filePath);
using (var reader = new StreamReader(File.OpenRead(fullFilePath)))
{
var context = new FileLineContext(fullFilePath);
while (!reader.EndOfStream)
{
context.SetNextLine(reader.ReadLine());
try
{
var result = ParseLine(context);
if (!result.SkipLine)
{
values.Add(result.Value);
}
}
catch (Exception ex)
{
var pex = new FileLineParseException(context, ex.Message, ex);
WriteError(pex);
throw pex;
}
}
}
return(values.ToArray());
}
protected abstract FileLineParseResult <T> ParseLine(FileLineContext context);
internal FileLineParseException(FileLineContext context, string errorMessage, Exception innerException)
: base(string.Format("Error parsing line {0} of file '{1}': {2}", context.LineNumber, context.FilePath, errorMessage), innerException)
{
Context = context;
}