feat: initial implementation

.editorconfig

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+root = true
+
+[*]
+
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false

.gitignore

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+node_modules
+*.log
+*.dump
+*.swp
+.DS_Store
+.nyc_output

.travis.yml

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+sudo: false
+language: node_js
+cache:
+  directories:
+  - node_modules
+notifications:
+  email: false
+node_js:
+- 6
+- 4
+- '0.12'
+before_script:
+  - npm prune
+after_success:
+- 'curl -Lo travis_after_all.py https://git.io/travis_after_all'
+- python travis_after_all.py
+- 'export $(cat .to_export_back) &> /dev/null'
+- npm run semantic-release
+branches:
+  except:
+  - "/^v\\d+\\.\\d+\\.\\d+$/"

README.md

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+# @greenkeeper/flags
+
+[![Build Status](https://travis-ci.org/greenkeeperio/flags.svg?branch=master)](https://travis-ci.org/greenkeeperio/flags)
+[![Dependency Status](https://david-dm.org/greenkeeperio/flags/master.svg)](https://david-dm.org/greenkeeperio/flags/master)
+[![devDependency Status](https://david-dm.org/greenkeeperio/flags/master/dev-status.svg)](https://david-dm.org/greenkeeperio/flags/master#info=devDependencies)
+[![js-standard-style](https://img.shields.io/badge/code%20style-standard-brightgreen.svg?style=flat)](https://github.com/feross/standard)
+[![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release)
+
+option parsing for Greenkeeper CLI tools

index.js

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+var url = require('url')
+
+var _ = require('lodash')
+var nerfDart = require('nerf-dart')
+var nopt = require('nopt')
+
+var rc = require('@greenkeeper/rc')
+
+var types = {
+  api: String,
+  help: Boolean,
+  organization: String,
+  postpublish: Boolean,
+  private: Boolean,
+  slug: String,
+  version: Boolean,
+  loglevel: [
+    'error',
+    'http',
+    'info',
+    'silent',
+    'silly',
+    'verbose',
+    'warn'
+  ]
+}
+
+var rcFlags = rc.get()
+nopt.clean(rcFlags, types)
+
+var cliFlags = nopt(types, {
+  h: '--help',
+  usage: '--help',
+  v: '--version',
+  s: ['--loglevel', 'silent'],
+  d: ['--loglevel', 'info'],
+  dd: ['--loglevel', 'verbose'],
+  ddd: ['--loglevel', 'silly'],
+  silent: ['--loglevel', 'silent'],
+  verbose: ['--loglevel', 'verbose'],
+  quiet: ['--loglevel', 'warn']
+})
+
+var flags = module.exports = _.assign({}, rcFlags, cliFlags)
+
+flags.api = url.parse(flags.api || 'https://api.greenkeeper.io/').format()
+flags.token = rc.get()[nerfDart(flags.api) + 'token'] || flags.token
+flags.postpublish = flags.hasOwnProperty('postpublish')
+  ? flags.postpublish
+  : true

package.json

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+{
+  "name": "@greenkeeper/flags",
+  "description": "option parsing for Greenkeeper CLI tools",
+  "author": "Stephan Bönnemann <stephan@boennemann.me> (http://boennemann.me)",
+  "bugs": {
+    "url": "https://github.com/greenkeeperio/flags/issues"
+  },
+  "dependencies": {
+    "@greenkeeper/rc": "^1.0.0",
+    "lodash": "^4.11.1",
+    "nerf-dart": "^1.0.0",
+    "nopt": "^3.0.6"
+  },
+  "devDependencies": {
+    "standard": "^6.0.8",
+    "greenkeeper-postpublish": "^1.0.0",
+    "semantic-release": "^4.3.5"
+  },
+  "homepage": "https://greenkeeper.io",
+  "license": "Apache-2.0",
+  "main": "index.js",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/greenkeeperio/flags.git"
+  },
+  "scripts": {
+    "test": "standard",
+    "postpublish": "greenkeeper-postpublish",
+    "semantic-release": "semantic-release pre && npm publish && semantic-release post"
+  },
+  "publishConfig": {
+    "access": "public"
+  }
+}