Documenting setter functions with roxygen
问题 I have a function that does nothing more than ads a unique attr to any R object. Base demo: #' Setter function #' @param x an R object #' @param value a character value to set #' @export `foo<-` <- function(x, value){ attr(x, 'foo') <- value return(x) } This works like a charm except for generating a good Rd file, relevant part: \usage{ foo(var, value) <- value } And of course it triggers a warning while running R CMD check as it should be foo(var) <- value . Any hints would be really