casa-mp-base

--- lib/update.js.orig

+++ lib/update.js

@@ -51,7 +51,12 @@

       if (url.parse(ww.req).protocol) ww.what = ww.req

       var where = ww.dep.parent && ww.dep.parent.path || ww.dep.path

-      if (toInstall[where]) {

+      if (ww.what.match(/^npm@/) && where.match(/@@NPM_PATH_JSREGEX@@/)) {

+        log.error("Trying to update '" + what + "' in '" + where + "'")

+        log.error("which is part of the MacPorts npm base installation.")

+        log.error("To update npm please run:")

+        log.error("sudo port selfupdate && sudo port upgrade npm\n")

+      } else if (toInstall[where]) {

         toInstall[where].push(ww.what)

       } else {

         toInstall[where] = [ww.what]