From d9676cfefd1c3d3463af443e4e5318bf5e1c5558 Mon Sep 17 00:00:00 2001
From: Andrew Gene Brown <brown.andrewg@gmail.com>
Date: Wed, 13 Apr 2022 09:57:20 -0700
Subject: [PATCH] New default value passed to `--listtools` (#73)

* Closes #70

* Docs
---
 R/wbt.R               | 4 ++--
 man/wbt_list_tools.Rd | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/R/wbt.R b/R/wbt.R
index 29f113da3..abb5899bd 100644
--- a/R/wbt.R
+++ b/R/wbt.R
@@ -593,7 +593,7 @@ wbt_version <- function() {
 
 #' All available tools in WhiteboxTools
 #'
-#' @param keywords Keywords may be used to search available tools.
+#' @param keywords Keywords may be used to search available tools. Default `"''"` returns all available tools.
 #'
 #' @return Return all available tools in WhiteboxTools that contain the keywords.
 #' @export
@@ -602,7 +602,7 @@ wbt_version <- function() {
 #' \dontrun{
 #' wbt_list_tools("lidar")
 #' }
-wbt_list_tools <- function(keywords = NULL) {
+wbt_list_tools <- function(keywords = "''") {
   ret <- wbt_system_call(paste("--listtools", keywords))
   ret <- ret[ret != ""]
   if (wbt_verbose()) {
diff --git a/man/wbt_list_tools.Rd b/man/wbt_list_tools.Rd
index 6e528a2e1..2f7120ee9 100644
--- a/man/wbt_list_tools.Rd
+++ b/man/wbt_list_tools.Rd
@@ -4,10 +4,10 @@
 \alias{wbt_list_tools}
 \title{All available tools in WhiteboxTools}
 \usage{
-wbt_list_tools(keywords = NULL)
+wbt_list_tools(keywords = "''")
 }
 \arguments{
-\item{keywords}{Keywords may be used to search available tools.}
+\item{keywords}{Keywords may be used to search available tools. Default \code{"''"} returns all available tools.}
 }
 \value{
 Return all available tools in WhiteboxTools that contain the keywords.