add_na_filter: Adjust filters to retain NA values for relevant columns

In metrumresearchgroup/bbr: R package for bbi

Adjust filters to retain NA values for relevant columns

Description

This function serves to add a ⁠| is.na(col)⁠ filter to an R filter to avoid filtering out NA rows. It is not needed when using grepl for string detection (e.g., ⁠IGNORE=#⁠, ⁠IGNORE=@⁠).

Usage

add_na_filter(r_expr)

Arguments

r_expr

An R filter expression. e.g., 'BLQ!=1', C!='C'.

See Also

translate_nm_operator(), invert_operator()

metrumresearchgroup/bbr documentation built on March 29, 2025, 1:08 p.m.