regexplain gadget now returns the built regexp as a character string

DESCRIPTION

 Encoding: UTF-8
 LazyData: true
 Roxygen: list(markdown = TRUE)
-RoxygenNote: 7.1.0
+RoxygenNote: 7.1.1

R/gadget.R

 #' @param pattern Regular Expression to edit or visualize using RegExplain
 #' @param start_page Open gadget to this tab, one of `"Text"`, `"RegEx"`,
 #'   `"Output"`, or `"Help"`
+#'
+#' @return The regular expression built in the app is returned as a character
+#'   string.
 #' @export
 regexplain_gadget <- function(
   text = NULL,

R/gadget_server.R

     # ---- Server - Tab - Exit ----
     observeEvent(input$done, {
       if (pattern() != "") {
-        pattern <- paste0('pattern <- "', escape_backslash(pattern()), '"')
+        regexp <- escape_backslash(pattern())
+        pattern <- paste0('pattern <- "', regexp, '"')
         if (any(c("perl", "fixed", "ignore.case", "useBytes") %in% input$regex_options)) {
           options <- input$regex_options[!input$regex_options %in% c("text_break_lines", "global")]
           options <- paste0(options, "=TRUE", collapse = ", ")
         }
         rstudioapi::sendToConsole(pattern, FALSE)
       }
-      stopApp()
+      stopApp(regexp)
     })
 
     observeEvent(input$cancel, {

man/regexplain-deprecated.Rd

+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/regexplain-deprecated.R
+\name{regexplain-deprecated}
+\alias{regexplain-deprecated}
+\alias{regex_gadget}
+\title{Deprecated or renamed functions}
+\usage{
+regex_gadget(...)
+}
+\arguments{
+\item{...}{Arguments passed to the new or renamed functions.}
+}
+\value{
+The result of the new or renamed function.
+}
+\description{
+These functions in regexplain have been deprecated or renamed.
+
+Use \code{\link[=regexplain_gadget]{regexplain_gadget()}} instead of \code{regex_gadget()}.
+}
+\keyword{internal}

man/regexplain_gadget.Rd

 See \code{\link[shiny:enableBookmarking]{enableBookmarking()}} for more information.}
   }}
 }
+\value{
+The regular expression built in the app is returned as a character
+string.
+}
 \description{
 The function behind the RegExplain Selection and RegExplain File
 addins. Opens the RegExplain gadget interface in an RStudio viewer

man/view_regex.Rd

 \item{pattern}{Regex pattern to look for}
 
 \item{...}{
-  Arguments passed on to \code{\link[base:regexec]{base::regexec}}
+  Arguments passed on to \code{\link[base:grep]{base::regexec}}
   \describe{
     \item{\code{ignore.case}}{if \code{FALSE}, the pattern matching is \emph{case
       sensitive} and if \code{TRUE}, case is ignored during matching.}
 If the output is destined for a \link{knitr} document, set \code{knitr} to \code{TRUE}.
 }
 \examples{
-view_regex("example", "amp", render=FALSE)
-
+view_regex("example", "amp", render = FALSE)
 }