For posterity, the meatiest thing we address here is this warning seen when checking on R 4.1.2:
W checking for unstated dependencies in 'tests' (3s)
Warning: parse error in file 'testthat/test-reload.R':
'length(x) = 3 > 1' in coercion to 'logical(1)'
The relevant infelicity in base R's check functionality has since been fixed, here:
For posterity, the meatiest thing we address here is this warning seen when checking on R 4.1.2:
The relevant infelicity in base R's check functionality has since been fixed, here:
https://github.com/wch/r-source/commit/28ea96d57554c7314d81aa580a5c2baddc2291e9
The fix is to avoid sending an expression to, e.g.,
library(character.only = TRUE).