From a92ff56ebb6161cb8f4dd47f62d2c893b93d6b28 Mon Sep 17 00:00:00 2001
From: Tj Holowaychuk <tj@vision-media.ca>
Date: Fri, 21 Jan 2011 15:22:46 -0800
Subject: [PATCH] Added `n --latest`

---
 bin/n | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/bin/n b/bin/n
index 0481030..1a08005 100755
--- a/bin/n
+++ b/bin/n
@@ -53,10 +53,11 @@ display_help() {
   Commands:
 
     n                           Output versions installed
+    n <version> [config ...]    Install and/or use node <version>
     n use <version> [args ...]  Execute node <version> with [args ...]
     n bin <version>             Output bin path for <version>
     n rm <version ...>          Remove the given version(s)
-    n <version> [config ...]    Install and/or use node <version>
+    n --latest                  Output the latest node version available
 
   Options:
 
@@ -209,6 +210,17 @@ execute_with_version() {
   fi
 }
 
+#
+# Display the latest node release version.
+#
+
+display_latest_version() {
+  $GET 2> /dev/null http://nodejs.org/dist/ \
+    | egrep -o '[0-9]+\.[0-9]+\.[0-9]+' \
+    | sort -u -k 1,1n -k 2,2n -k 3,3n -t . \
+    | tail -n1
+}
+
 # Handle arguments
 
 if test $# -eq 0; then
@@ -218,6 +230,7 @@ else
     case $1 in
       -V|--version) display_n_version ;;
       -h|--help|help) display_help ;;
+      --latest) display_latest_version $2; exit ;;
       bin|which) display_bin_path_for_version $2; exit ;;
       as|use) execute_with_version ${@:2}; exit ;;
       rm|-) remove_version ${@:2}; exit ;;