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PATH: usr / lib / node_modules / npm / lib / utils

// compares the inventory of package items in the tree
// that is about to be installed (idealTree) with the inventory
// of items stored in the package-lock file (virtualTree)
//
// Returns empty array if no errors found or an array populated
// with an entry for each validation error found.
function validateLockfile (virtualTree, idealTree) {
  const errors = []

// loops through the inventory of packages resulted by ideal tree,
  // for each package compares the versions with the version stored in the
  // package-lock and adds an error to the list in case of mismatches
  for (const [key, entry] of idealTree.entries()) {
    const lock = virtualTree.get(key)

if (!lock) {
      errors.push(`Missing: ${entry.name}@${entry.version} from lock file`)
      continue
    }

if (entry.version !== lock.version) {
      errors.push(`Invalid: lock file's ${lock.name}@${lock.version} does ` +
      `not satisfy ${entry.name}@${entry.version}`)
    }
  }
  return errors
}

module.exports = validateLockfile

[-] ping.js [edit]
[-] explain-eresolve.js [edit]
[-] completion.sh [edit]
[-] otplease.js [edit]
[-] log-file.js [edit]
[-] audit-error.js [edit]
[-] format-search-stream.js [edit]
[-] exit-handler.js [edit]
[-] pulse-till-done.js [edit]
[-] tar.js [edit]
[-] open-url.js [edit]
[-] web-auth.js [edit]
[+] ..
[-] reify-finish.js [edit]
[-] read-user-info.js [edit]
[-] ansi-trim.js [edit]
[-] get-identity.js [edit]
[-] explain-dep.js [edit]
[-] open-url-prompt.js [edit]
[-] replace-info.js [edit]
[-] display.js [edit]
[-] reify-output.js [edit]
[-] validate-lockfile.js [edit]
[-] is-windows.js [edit]
[-] cmd-list.js [edit]
[-] format-bytes.js [edit]
[+] config
[+] completion
[-] log-shim.js [edit]
[-] did-you-mean.js [edit]
[-] queryable.js [edit]
[-] timers.js [edit]
[-] npm-usage.js [edit]
[-] error-message.js [edit]
[-] update-notifier.js [edit]