not_ready/group_mean_old.R

In davidbaniadam/farver: Some Useful Function

group_mean <- function(df, group_var, summary_var){
  group_var <-  rlang::enquo(group_var)
  summary_var <-rlang::enquo(summary_var)

  name <- paste0(rlang::quo_name(summary_var), "_mean")

  df %>%
    dplyr::group_by(!!group_var) %>%
    dplyr::summarise(!!name := mean(!!summary_var, na.rm = TRUE))
}

mtcars %>% group_mean(group_var = cyl, summary_var = disp)