From f8c79996c8d80cc06ec07f3f488e6411f511cb72 Mon Sep 17 00:00:00 2001
From: David Vazgenovich Shakaryan <dvshakaryan@gmail.com>
Date: Sun, 15 Jun 2014 17:20:07 -0700
Subject: Fix check for empty array.

---
 rpath.sh | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/rpath.sh b/rpath.sh
index ad31310..d37b568 100755
--- a/rpath.sh
+++ b/rpath.sh
@@ -26,7 +26,7 @@ _echo() {
 
 _export() {
     echo "export PATH='${PATH//\'/\'\\\'\'}'"
-    echo "hash -r"
+    echo 'hash -r'
 }
 
 _warn() {
@@ -36,7 +36,7 @@ _warn() {
 _die() {
     [[ -n "${@}" ]] && _warn "${@}"
 
-    echo "false"
+    echo 'false'
     exit 1
 }
 
@@ -65,8 +65,7 @@ _populate_selected() {
         fi
     done
 
-    [[ -n "${selected}" ]] || return 1
-
+    [[ "${#selected[@]}" -ne 0 ]] || return 1
     [[ "${#selected[@]}" -eq 1 ]] \
         || _warn 'warning: multiple rubies found in PATH.'
 }
-- 
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