add examples for all funcs

DESCRIPTION

@@ -22,5 +22,5 @@ Encoding: UTF-8
 Roxygen: list(markdown = TRUE)
 RoxygenNote: 7.3.2
 Config/Needs/website: nrennie/nrenniepkgdown
-URL: http://nrennie.rbind.io/messy, https://github.com/nrennie/messy
+URL: https://nrennie.rbind.io/messy, https://github.com/nrennie/messy
 BugReports: https://github.com/nrennie/messy/issues

R/add_whitespace.R

@@ -9,6 +9,8 @@
 #' between 0 and 1. Default 0.1.
 #' @return a dataframe the same size as the input data.
 #' @export
+#' @examples
+#' add_whitespace(mtcars)
 
 add_whitespace <- function(data, cols = NULL, messiness = 0.1) {
   if (messiness < 0 || messiness > 1) {

R/change_case.R

@@ -12,6 +12,8 @@
 #' @importFrom rlang .data
 #' @return a dataframe the same size as the input data.
 #' @export
+#' @examples
+#' change_case(mtcars)
 
 change_case <- function(data,
                         cols = NULL,

R/make_missing.R

@@ -13,6 +13,8 @@
 #' Default `NA`.
 #' @return a dataframe the same size as the input data.
 #' @export
+#' @examples
+#' make_missing(mtcars)
 
 make_missing <- function(data,
                          cols = NULL,

R/messy.R

@@ -12,6 +12,8 @@
 #' the `"word"` or `"letter"`.
 #' @return a dataframe the same size as the input data.
 #' @export
+#' @examples
+#' messy(mtcars)
 
 messy <- function(data,
                   messiness = 0.1,