feat(cli): accepts options corresponding to rules

package.json

@@ -1,5 +1,5 @@
 {
-  "name": "eslint-find-new-rules",
+  "name": "eslint-rule-finder",
   "version": "0.0.0-semantically-released",
   "description": "Find built-in ESLint rules you don't have in your custom config.",
   "main": "src/rule-finder.js",
@@ -16,7 +16,7 @@
     "report-coverage": "cat ./coverage/lcov.info | node_modules/.bin/codecov"
   },
   "bin": {
-    "eslint-find-new-rules": "src/bin.js"
+    "eslint-rule-finder": "src/bin.js"
   },
   "keywords": [],
   "author": "Michał Gołębiowski <m.goleb@gmail.com>",
@@ -42,7 +42,8 @@
     "opt-cli": "^1.1.1",
     "proxyquire": "1.7.4",
     "semantic-release": "4.3.5",
-    "validate-commit-msg": "2.4.0"
+    "validate-commit-msg": "2.4.0",
+    "yargs": "^4.4.0"
   },
   "peerDependencies": {
     "eslint": "^2.0.0"
@@ -72,10 +73,10 @@
   },
   "repository": {
     "type": "git",
-    "url": "https://github.com/kentcdodds/eslint-find-new-rules.git"
+    "url": "https://github.com/sarbbottam/eslint-rule-finder.git"
   },
   "bugs": {
-    "url": "https://github.com/kentcdodds/eslint-find-new-rules/issues"
+    "url": "https://github.com/sarbbottam/eslint-rule-finder/issues"
   },
-  "homepage": "https://github.com/kentcdodds/eslint-find-new-rules#readme"
-}
+  "homepage": "https://github.com/sarbbottam/eslint-rule-finder#readme"
+}

src/bin.js

@@ -2,15 +2,29 @@
 
 'use strict'
 
-// Prints rules recognized by ESLint that don't appear in the given config
-// preset. It helps with upgrading the preset when new ESLint gets released.
-var getRuleFinder = require('./rule-finder')
-var specifiedFile = process.argv[2]
-var ruleFinder = getRuleFinder(specifiedFile)
+var options = {
+  getCurrentRules: ['current', 'c'],
+  getPluginRules: ['plugin', 'p'],
+  getAllAvailableRules: ['all-available', 'a'],
+  getUnusedRules: ['unused', 'u'],
+}
 
-var newRules = ruleFinder.getUnusedRules()
+var argv = require('yargs')
+  .boolean(Object.keys(options))
+  .alias(options)
+  .argv
 
-if (newRules.length) {
-  console.log('New rules to add to the config: ' + newRules.join(', ') + '.') // eslint-disable-line no-console
-  process.exit(1)
-}
+var getRuleFinder = require('./rule-finder')
+var specifiedFile = argv._[0]
+
+var ruleFinder = getRuleFinder(specifiedFile)
+Object.keys(options).forEach(function findRules(option) {
+  var rules
+  if (argv[option]) {
+    rules = ruleFinder[option]()
+    if (rules.length) {
+      console.log('\n' + options[option][0], 'rules\n') // eslint-disable-line no-console
+      console.log(rules.join(', ')) // eslint-disable-line no-console
+    }
+  }
+})