fix: select correct legacy version (closes #358) (#359)

* fix: select correct legacy version (closes #358)

* Allow macOS' sort to sort versions

lib/utils.sh

@@ -77,14 +77,20 @@ list_installed_versions() {
   fi
 }
 
+# stolen from https://github.com/rbenv/ruby-build/pull/631/files#diff-fdcfb8a18714b33b07529b7d02b54f1dR942
+sort_versions() {
+  sed 'h; s/[+-]/./g; s/.p\([[:digit:]]\)/.z\1/; s/$/.z/; G; s/\n/ /' |
+    LC_ALL=C sort -t. -k 1,1 -k 2,2n -k 3,3n -k 4,4n -k 5,5n | awk '{print $2}'
+}
+
 resolve_legacy_version() {
   local strategy="$1" query="$2"
   local resolved=
 
   case "$strategy" in
   latest_installed)
     _list() {
-      ASDF_NODEJS_SKIP_NODEBUILD_UPDATE=1 list_installed_versions nodejs
+      ASDF_NODEJS_SKIP_NODEBUILD_UPDATE=1 list_installed_versions nodejs | sort_versions
     }
     ;;