public static bool Execute(FileDescriptor file)
{
using (FileStream fs = file.Open(FileMode.Open, FileAccess.Read, FileShare.Read))
do
{
fs.SkipUtf8(" \t\r\n");
if (fs.PeekUtf8() != "{" || !ParseJson(fs))
{
long streamPos = fs.Position;
long length = fs.FindAnyUtf8(Environment.NewLine);
if (length == 0)
{
return(false);
}
fs.Position = streamPos;
bool exitState; if (!ParseLine(fs.Read(length), out exitState))
{
return(false);
}
if (exitState)
{
return(true);
}
}
}while (!fs.Eof());
return(true);
}
/// <summary>
/// Loads a package info from this file's content if possible
/// </summary>
/// <param name="logger">A logging interface to write parser errors to</param>
/// <param name="result">The resulting package info if processing succeeded</param>
/// <returns>True if the file has successfully been processed, false otherwise</returns>
public static bool GetPackage(this FileDescriptor file, ILogSystem logger, out PackageMeta result)
{
try
{
JsonDocument document = new JsonDocument();
using (Stream fs = file.Open(FileMode.Open, FileAccess.Read, FileShare.Read))
if (document.Load(fs))
{
result = new PackageMeta();
PropertyMapper.Assign(result, document, true, true);
return(true);
}
else if (logger != null)
{
foreach (string error in document.Errors)
{
logger.Error(error);
}
}
}
catch (Exception er)
{
if (logger != null)
{
logger.Error(er.Message);
}
}
result = null;
return(false);
}
