From 446353a6a7611b1ad925d5bbe9fac0086096d03b Mon Sep 17 00:00:00 2001
From: Thomas Levine <_@thomaslevine.com>
Date: Sun, 10 Apr 2016 16:02:23 +0000
Subject: [PATCH] parameter expansions

---
 urchin | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/urchin b/urchin
index 58deede..b844c6b 100755
--- a/urchin
+++ b/urchin
@@ -272,9 +272,10 @@ remove_trailing_slash() {
   echo "$1" | sed s/\\/$//
 }
 
+# Find the root directory of the present test suite
 urchin_root() {
   # Call recursively but remember the original argument.
-  current="$(remove_trailing_slash "${1}")"
+  current="${1%/}"
   if test -n "${2}"; then
     orig="${2}"
   else
@@ -296,7 +297,7 @@ urchin_root() {
   elif test -f "${current}"; then
     urchin_root "$(dirname -- "${current}")" "${orig}"
   elif test -f "${current}"/.urchin_root; then
-    remove_trailing_slash "${current}"
+    echo "${current}"
   else
     urchin_root "${current}"/.. "${orig}"
   fi