## S3 method for class 'RspDocument':
preprocess(object, recursive=TRUE, flatten=TRUE, envir=parent.frame(), ...,
verbose=FALSE)TRUE, any RspDocuments introduced via
preprocessing directives are recursively parsed and preprocessed
as well.TRUE, any RspDocument introduced is
replaced (inserted and expanded) by its list of
environment where the preprocessing is evaluated.Verbose.RspDocument.RspDocument.