[Fix] avoid an unbound variable when `nounset` bash option is set.

Per https://github.com/creationix/nvm/issues/868#issuecomment-198232952
2016-03-18 00:28:30 -07:00 · 2016-03-18 00:28:30 -07:00 · 273ebedc55
parent d03f575446
commit 273ebedc55
1 changed files with 1 additions and 1 deletions
--- a/nvm.sh
+++ b/nvm.sh
@ -92,7 +92,7 @@ if [ -z "${NVM_NODEJS_ORG_MIRROR-}" ]; then
  export NVM_NODEJS_ORG_MIRROR="https://nodejs.org/dist"
 fi

-if [ -z "$NVM_IOJS_ORG_MIRROR" ]; then
+if [ -z "${NVM_IOJS_ORG_MIRROR-}" ]; then
  export NVM_IOJS_ORG_MIRROR="https://iojs.org/dist"
 fi