From f7cc442af4439d2156b60bc9846cb299dadae687 Mon Sep 17 00:00:00 2001
From: John D Pell <John+git@gaelicWizard.net>
Date: Wed, 13 Oct 2021 09:27:55 -0700
Subject: [PATCH] lib/utilities: simplify `_bash-it-array-dedup()`
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alsö fix usage example of `_bash-it-array-contains-element()`
---
 lib/utilities.bash | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/lib/utilities.bash b/lib/utilities.bash
index 84fa4d96..9b011910 100644
--- a/lib/utilities.bash
+++ b/lib/utilities.bash
@@ -40,7 +40,7 @@ function _bash-it-get-component-type-from-path() {
 #   $ _bash-it-array-contains-element apple "@{fruits[@]}" && echo 'contains apple'
 #   contains apple
 #
-#   $ if $(_bash-it-array-contains-element pear "${fruits[@]}"); then
+#   $ if _bash-it-array-contains-element pear "${fruits[@]}"; then
 #       echo "contains pear!"
 #     fi
 #   contains pear!
@@ -54,10 +54,9 @@ function _bash-it-array-contains-element() {
 	return 1
 }
 
-# Dedupe a simple array of words without spaces.
+# Dedupe an array (without embedded newlines).
 function _bash-it-array-dedup() {
-	local IFS=$'\n'
-	echo "$@" | tr ' ' '\n' | sort -u
+	printf '%s\n' "$@" | sort -u
 }
 
 # Outputs a full path of the grep found on the filesystem