rvest

[jtr13]

add an example with .null = NA

see: https://github.com/jennybc/analyze-github-stuff-with-r

and check_and_assign function here: https://github.com/socdataR/wonderapi/blob/master/R/make_codebook_vignette.R

which may be possible to eliminate

• as_function() gains a .null argument that for character and numeric values allows you to specify what to return for null/absent elements (#110). This can be used with any map function, e.g. map_int(x, 1, .null = NA) https://github.com/tidyverse/purrr/commit/da6d0334dc522c6a5dd6b2d55000dc086b22c5fd