Check that given name or user/repo exists in npm registry or in github as user repository.

npm i is-missing --save
npm test
is-missing --help

For more use-cases see the tests

var isMissing = require('is-missing')

isMissing('some-no-existing-npm-package-name', function _cb(err, bool) {
  console.log(bool)
  //=> false
})

isMissing('mochajs/mocha', function _cb(err, bool) {
  console.log(bool)
  //=> true
})

isMissing('mochajs/not-existing-repository', function _cb(err, bool) {
  console.log(bool)
  //=> false
})

run is-missing --help or try this one

npm i is-missing -g

is-missing not-existing-npm-package-name

  Aloha, master! How r u today?

  ✔ Oh yes, not-existing-npm-package-name will be yours.

• abbrev-kindof: kind-of with single letter abbreviations to javascript native types, like… more
• detect-installed: Checks that given package name is installed locally (in current… more
• get-installed-path: Get the installation path of the given package if it… more
• is-installed: Checks that given package is installed on the system… more
• is-kindof: Thin wrapper around kind-of and in bonus functional api.
• npm-pkgs: List user npm packages from the npmjs.com
• online-branch-exist: Check that given branch/tag/release exist in github repo, using… more

Charlike Mike Reagent

• gratipay/tunnckoCore
• twitter/tunnckoCore
• github/tunnckoCore
• npmjs/tunnckoCore
• more ...

Copyright (c) 2015 Charlike Mike Reagent, contributors.
Released under the MIT license.

Proudly generated by docks(1) on May 9, 2015.