From 83efa2288de111167ae92fe12a96bd912617a320 Mon Sep 17 00:00:00 2001
From: Jordan Harband <ljharb@gmail.com>
Date: Sat, 12 Jul 2014 08:58:20 -0700
Subject: [PATCH] Use [0-9] instead of [[:digit:]] per
 https://github.com/creationix/nvm/pull/466#discussion_r14853668 - it's
 simpler (and probably more portable).

---
 nvm.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/nvm.sh b/nvm.sh
index 78a37cf..4509dc7 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -153,13 +153,13 @@ nvm_ls() {
     return
   fi
   # If it looks like an explicit version, don't do anything funny
-  if [ `expr "$PATTERN" : "v[[:digit:]]*\.[[:digit:]]*\.[[:digit:]]*$"` != 0 ]; then
+  if [ `expr "$PATTERN" : "v[0-9]*\.[0-9]*\.[0-9]*$"` != 0 ]; then
     if [ -d "$NVM_DIR/$PATTERN" ]; then
       VERSIONS="$PATTERN"
     fi
   else
     PATTERN=$(nvm_format_version $PATTERN)
-    if [ `expr "$PATTERN" : "v[[:digit:]]*\.[[:digit:]]*$"` != 0 ]; then
+    if [ `expr "$PATTERN" : "v[0-9]*\.[0-9]*$"` != 0 ]; then
       PATTERN="$PATTERN."
     fi
     VERSIONS=`find "$NVM_DIR/" -maxdepth 1 -type d -name "$PATTERN*" -exec basename '{}' ';' \