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Current Path : /opt/alt/alt-nodejs8/root/lib/node_modules/npm/lib/install/
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Current File : //opt/alt/alt-nodejs8/root/lib/node_modules/npm/lib/install/realize-shrinkwrap-specifier.js

'use strict'
var npa = require('npm-package-arg')
const isRegistry = require('../utils/is-registry.js')

module.exports = function (name, sw, where) {
  try {
    if (sw.version && sw.integrity) {
      return npa.resolve(name, sw.version, where)
    } else if (sw.from) {
      const spec = npa(sw.from, where)
      if (isRegistry(spec) && sw.version) {
        return npa.resolve(name, sw.version, where)
      } else if (!sw.resolved) {
        return spec
      }
    }
    if (sw.resolved) {
      return npa.resolve(name, sw.resolved, where)
    }
  } catch (_) { }
  return npa.resolve(name, sw.version, where)
}