From 9af7409e4aeaac0589707a1c604d13d070f25e27 Mon Sep 17 00:00:00 2001
From: Simon Tabor <me@simontabor.com>
Date: Thu, 6 Feb 2014 13:02:57 +0000
Subject: [PATCH] don't curl if version is specified + installed

Removes CURL to match the version pattern if an explicit version (e.g. `v0.10.25`) is specified and already installed.
---
 nvm.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nvm.sh b/nvm.sh
index 272fc79..3381b40 100755
--- a/nvm.sh
+++ b/nvm.sh
@@ -240,6 +240,8 @@ nvm() {
       if [ "$os" = "freebsd" ]; then
 	nobinary=1
       fi
+      
+      [ -d "$NVM_DIR/$1" ] && echo "$1 is already installed." && return
 
       VERSION=`nvm_remote_version $1`
       ADDITIONAL_PARAMETERS=''