From 80e349edb14869eb29a4b5bb581402eb98ba7142 Mon Sep 17 00:00:00 2001
From: Koen Punt <koen@koenpunt.nl>
Date: Wed, 30 Apr 2014 10:31:51 +0200
Subject: [PATCH] locate .nvmrc without `find` instead of using find and
 actually cd'ing into directories we're now using simple string replacement on
 the `pwd`

---
 nvm.sh | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)

diff --git a/nvm.sh b/nvm.sh
index 6f0b955..1523b80 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -34,14 +34,22 @@ if [ -z "$NVM_NODEJS_ORG_MIRROR" ]; then
   export NVM_NODEJS_ORG_MIRROR="http://nodejs.org/dist"
 fi
 
-nvm_find_nvmrc() {
-  typeset dir="$PWD"
-  typeset found=""
-  while [ "$dir" != "/" ] && [ "$found" = "" ]; do
-    found=$(find "$dir" -maxdepth 1 -name ".nvmrc")
-    dir=$(cd "$dir/.." && pwd -P)
+# Traverse up in directory tree to find containing folder
+nvm_find_up() {
+  local path
+  path=$(pwd)
+  while [[ "$path" != "" && ! -e "$path/$1" ]]; do
+    path=${path%/*}
   done
-  echo $found
+  echo "$path"
+}
+
+
+nvm_find_nvmrc() {
+  local dir=$(nvm_find_up '.nvmrc')
+  if [ -e "$dir/.nvmrc" ]; then
+    echo "$dir/.nvmrc"
+  fi
 }
 
 # Obtain nvm version from rc file