/// <summary>
/// Creates a new solution instance with the project specified updated to have the reference assembly output file path.
/// </summary>
public Solution WithProjectOutputRefFilePath(ProjectId projectId, string outputRefFilePath)
{
var newState = _state.WithProjectOutputRefFilePath(projectId, outputRefFilePath);
if (newState == _state)
{
return(this);
}
return(new Solution(newState));
}