From af276b80fe83e081512a047bdcb99aa666ff1fdc Mon Sep 17 00:00:00 2001
From: Joel Chen <xchen@walmartlabs.com>
Date: Thu, 29 Dec 2016 01:53:53 -0800
Subject: [PATCH] try to use realpath to find nvm's dir

---
 nvm-exec | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/nvm-exec b/nvm-exec
index c47cd06..beabd57 100755
--- a/nvm-exec
+++ b/nvm-exec
@@ -1,6 +1,14 @@
 #!/usr/bin/env bash
 
-DIR="$(command cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+function find_nvm_dir() {
+  if which realpath >& /dev/null; then
+    dirname "$(realpath "$0")"
+  else
+    command cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd
+  fi
+}
+
+DIR="$(find_nvm_dir)"
 
 # shellcheck disable=SC1090
 \. "$DIR/nvm.sh" --no-use