public SyntaxTree Read(Delegate @delegate)
{
Contract.Assert(@delegate != null);
try
{
return(_cache.GetOrAdd(@delegate, key => new Lazy <SyntaxTree>(() => _actualReader.Read(key), LazyThreadSafetyMode.ExecutionAndPublication)).Value);
}
catch (Exception)
{
_cache.TryRemove(@delegate, out _);
throw;
}
}
public static DecompilationResult CreateFromDelegate <TCursor, TRes>(IDelegateReader reader,
Function <TCursor, TRes> function)
{
var method = reader.Read(function)?.FirstMethodOrDefault();
if (method is null)
{
throw new Exception("Unable to extract method from delegate");
}
var parameters = method.Parameters.ToArray();
if (parameters.Length != 3)
{
throw new Exception($"Expected method with 3 arguments, got {parameters.Length}");
}
var cursorName = parameters[0].Name;
var argsName = parameters[1].Name;
var keysName = parameters[2].Name;
return(new DecompilationResult(method.Body, cursorName, argsName, keysName));
}
static SyntaxTree GetSyntaxTree(MyFunc func)
{
return(reader.Read(func));
}