text: // file dependencies need their dependencies resolved based on the
  // location where the tarball was found, not the location where they
  // end up getting installed.  directory (ie, symlink) deps also need
  // to be resolved based on their targets, but that's what realpath is
  
  const { dirname } = require('path')
  const npa = require('npm-package-arg')
  
  const fromPath = (node, spec) =>
    spec && spec.type === 'file' ? dirname(spec.fetchSpec)
    : node.realpath
  
  module.exports = node => fromPath(node, node.resolved && npa(node.resolved))
  