From b252c360f84bb6d1a741c5db02e0344f1ddac0ce Mon Sep 17 00:00:00 2001
From: Dirk Thomas <dirk-thomas@users.noreply.github.com>
Date: Fri, 26 Oct 2018 16:14:16 -0700
Subject: [PATCH] replace 'typeset' usage in sh with 'command'

---
 colcon_core/shell/template/package.sh.em | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/colcon_core/shell/template/package.sh.em b/colcon_core/shell/template/package.sh.em
index b86e48dc..64522db1 100644
--- a/colcon_core/shell/template/package.sh.em
+++ b/colcon_core/shell/template/package.sh.em
@@ -20,7 +20,7 @@ colcon_prepend_unique_value() {
   # start with the new value
   _all_values="$_value"
   # workaround SH_WORD_SPLIT not being set in zsh
-  if typeset -f colcon_zsh_convert_to_array > /dev/null; then
+  if [ "$(command -v colcon_zsh_convert_to_array)" ]; then
     colcon_zsh_convert_to_array _values
   fi
   # iterate over existing values in the variable