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NAMESPACE

 # Generated by roxygen2: do not edit by hand
 
 export(regexplain_cheatsheet)
+export(regexplain_file)
 export(regexplain_gadget)
 export(regexplain_web)
 export(view_regex)

R/addins.R

 
 }
 
-#' Regexplain File Addin
-#'
-#' See [regexplain_addin]. Opens file chooser to pick file, reads lines, returns
-#' first `regexplain.addin.max_lines` (default 100).
-#'
-#' @keywords internal
-regexplain_file <- function() {
+#' @describeIn regexplain_gadget Opens file chooser to pick file, reads lines,
+#'   returns first `regexplain.addin.max_lines` (default 100). Used in the
+#'   "Regexplain File" [regexplain_addin].
+#' @export
+regexplain_file <- function(pattern = NULL, start_page = "RegEx") {
   fname <- file.choose()
   x <- readLines(fname)
   max_lines <- getOption("rexeplain.addin.max_lines", 100)
             "increase the number of lines.")
     x <- x[1:max_lines]
   }
-  regexplain_gadget(x, "RegEx")
+  regexplain_gadget(text = x, pattern = pattern, start_page = start_page)
 }

R/gadget.R

 #' addins. Opens the RegExplain gadget interface in an RStudio viewer
 #' pane.
 #'
+#' @examples
+#' \dontrun{
+#' regexplain_gadget(text = month.name, pattern = "(Ma|Ju)|(er)")
+#' regexplain_web(text = month.name, pattern = "(Ma|Ju)|(er)")
+#' regexplain_file()
+#' }
+#'
 #' @import miniUI
 #' @import shiny
 #' @param text Text to explore in gadget (editable using interface)

R/shiny_modified_inputs.R

 #'
 #' @inheritParams shiny::textInput
 #' @param width Width of `shiny-input-container` div.
+#' @param ... Extra elements to be included in the `input-group` div.
 #' @family modified shiny inputs
 textInputCode <- function(inputId, label, value = "", width = NULL,
                           placeholder = NULL, ...) {

man/regexplain_file.Rd

-% Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/addins.R
-\name{regexplain_file}
-\alias{regexplain_file}
-\title{Regexplain File Addin}
-\usage{
-regexplain_file()
-}
-\description{
-See \link{regexplain_addin}. Opens file chooser to pick file, reads lines, returns
-first \code{regexplain.addin.max_lines} (default 100).
-}
-\keyword{internal}

man/regexplain_gadget.Rd

 % Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/gadget.R
-\name{regexplain_gadget}
+% Please edit documentation in R/addins.R, R/gadget.R
+\name{regexplain_file}
+\alias{regexplain_file}
 \alias{regexplain_gadget}
 \alias{regexplain_web}
 \title{RegExplain gadget}
 \usage{
+regexplain_file(pattern = NULL, start_page = "RegEx")
+
 regexplain_gadget(text = NULL, pattern = NULL, start_page = if
   (is.null(text)) "Text" else "RegEx")
 
 regexplain_web(text = NULL, pattern = NULL, start_page = "Text", ...)
 }
 \arguments{
-\item{text}{Text to explore in gadget (editable using interface)}
-
 \item{pattern}{Regular Expression to edit or visualize using RegExplain}
 
 \item{start_page}{Open gadget to this tab, one of \code{"Text"}, \code{"RegEx"},
 \code{"Output"}, or \code{"Help"}}
 
+\item{text}{Text to explore in gadget (editable using interface)}
+
 \item{...}{Arguments passed on to \code{shiny::shinyApp}
 \describe{
   \item{ui}{The UI definition of the app (for example, a call to
 }
 \section{Functions}{
 \itemize{
+\item \code{regexplain_file}: Opens file chooser to pick file, reads lines,
+returns first \code{regexplain.addin.max_lines} (default 100). Used in the
+"Regexplain File" \link{regexplain_addin}.
+
 \item \code{regexplain_web}: Launches the RegExplain gadget in a browser or an
 RStduio viewer pane.
 }}
 
+\examples{
+\dontrun{
+regexplain_gadget(text = month.name, pattern = "(Ma|Ju)|(er)")
+regexplain_web(text = month.name, pattern = "(Ma|Ju)|(er)")
+regexplain_file()
+}
+
+}

man/textInputCode.Rd

 \title{Modified Text Input}
 \usage{
 textInputCode(inputId, label, value = "", width = NULL,
-  placeholder = NULL)
+  placeholder = NULL, ...)
 }
 \arguments{
 \item{inputId}{The \code{input} slot that will be used to access the value.}
 \item{placeholder}{A character string giving the user a hint as to what can
 be entered into the control. Internet Explorer 8 and 9 do not support this
 option.}
+
+\item{...}{Extra elements to be included in the \code{input-group} div.}
 }
 \description{
 Standard \code{\link[shiny:textInput]{shiny::textInput()}} with additional \code{width} parameter, added code