From f5f029c40919645011d7562b7fe3bf8aa0a5ddf9 Mon Sep 17 00:00:00 2001
From: Jordan Harband <ljharb@gmail.com>
Date: Thu, 24 May 2018 12:23:02 -0400
Subject: [PATCH] =?UTF-8?q?[Fix]=20=E2=80=9Cunstable=E2=80=9D=20alias:=20w?=
 =?UTF-8?q?hen=20there=E2=80=99s=20no=20=E2=80=9Cunstable=E2=80=9D=20minor?=
 =?UTF-8?q?s,=20output=20=E2=80=9CN/A=E2=80=9D?=
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---
 nvm.sh | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/nvm.sh b/nvm.sh
index 5ed70ae..c23c035 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -1107,7 +1107,13 @@ nvm_ls_remote() {
   local PATTERN
   PATTERN="${1-}"
   if nvm_validate_implicit_alias "${PATTERN}" 2> /dev/null ; then
-    PATTERN="$(NVM_LTS="${NVM_LTS-}" nvm_ls_remote "$(nvm_print_implicit_alias remote "${PATTERN}")" | command tail -1 | command awk '{ print $1 }')"
+    local IMPLICIT
+    IMPLICIT="$(nvm_print_implicit_alias remote "${PATTERN}")"
+    if [ -z "${IMPLICIT-}" ] || [ "${IMPLICIT}" = 'N/A' ]; then
+      nvm_echo "N/A"
+      return 3
+    fi
+    PATTERN="$(NVM_LTS="${NVM_LTS-}" nvm_ls_remote "${IMPLICIT}" | command tail -1 | command awk '{ print $1 }')"
   elif [ -n "${PATTERN}" ]; then
     PATTERN="$(nvm_ensure_version_prefix "${PATTERN}")"
   else
@@ -1590,7 +1596,7 @@ nvm_print_implicit_alias() {
   if [ "_$2" = '_stable' ]; then
     nvm_echo "${STABLE}"
   elif [ "_$2" = '_unstable' ]; then
-    nvm_echo "${UNSTABLE}"
+    nvm_echo "${UNSTABLE:-"N/A"}"
   fi
 }