Subset the pd to the family of id.
get_family_pd(
id,
pd,
include.self = TRUE,
ngenerations = Inf,
...,
include.doc.comments = TRUE,
include.regular.comments = FALSE
)id of the expression of interest
The parse-data information
Should the root node (id) be included?
Number of generations to go forwards or backwards.
currently ignored.
include associated documentation comments.
include associated regular comments.
a subset of the parse-data pd.