Update how to generate emojis array

package.json

@@ -24,22 +24,24 @@
     "standard"
   ],
   "devDependencies": {
-    "acho": "~2.5.3",
+    "acho": "~3.0.0",
     "browserify": "~13.0.1",
-    "coffeeify": "~2.0.1",
-    "download": "~4.4.3",
+    "cheerio": "~0.20.0",
+    "got": ">=5 <6",
     "gulp": "~3.9.1",
     "gulp-header": "~1.8.1",
     "gulp-uglify": "~1.5.3",
     "gulp-util": "~3.0.7",
     "standard": "latest",
-    "tmp": "0.0.28",
     "vinyl-buffer": "~1.0.0",
     "vinyl-source-stream": "~1.1.0"
   },
   "engines": {
     "node": ">= 0.10"
   },
+  "files": [
+    "index.js"
+  ],
   "scripts": {
     "pretest": "standard update.js",
     "test": "echo 'YOLO'"

update.js

@@ -1,57 +1,35 @@
 'use strict'
 
-var fs = require('fs')
-var tmp = require('tmp')
+var cheerio = require('cheerio')
 var Acho = require('acho')
-var path = require('path')
-var Download = require('download')
-var logger = new Acho({
-  color: true
-})
+var got = require('got')
+var fs = require('fs')
+var log = Acho()
 
-var fromCodePoint = function (codepoint) {
-  var code = typeof codepoint === 'string' ? parseInt(codepoint, 16) : codepoint
-  if (code < 0x10000) return String.fromCharCode(code)
-  code -= 0x10000
-  return String.fromCharCode(0xD800 + (code >> 10), 0xDC00 + (code & 0x3FF))
+var CONST = {
+  URL: 'https://twitter.github.io/twemoji/2/test/preview.html'
 }
 
-tmp.dir(function _tempDirCreated (err, tmpFolder, cleanup) {
-  if (err) return logger.error(err)
-
-  logger.info('Created temporal folder in ' + tmpFolder)
-  logger.info('Downloading file...')
-
-  new Download({
-    mode: '755',
-    extract: true
-  })
-    .get('https://github.com/twitter/twemoji/archive/gh-pages.zip')
-    .dest(tmpFolder)
-    .run(function (err) {
-      if (err) return logger.error(err)
-      logger.info('File downloaded and extracted succesful.')
-
-      var folder = fs.readdirSync(tmpFolder)[0]
-      var emojiDirectory = path.resolve(tmpFolder, folder, 'assets')
+function exitOnError (err) {
+  log.error(err)
+  process.exit(err.code || 1)
+}
 
-      logger.info('Read the directory ' + emojiDirectory)
+function stringify (val) {
+  return JSON.stringify(val, null, 2)
+}
 
-      fs.readdir(emojiDirectory, function (err, files) {
-        logger.info('Generating emoji keywords')
-        if (err) return logger.error(err)
-        var result = files.map(function (file) {
-          file = file.split('.')
-          return fromCodePoint(file[0])
-        })
+got(CONST.URL, function (err, data, res) {
+  if (err) return exitOnError(err)
+  var $ = cheerio.load(data)
 
-        var data = JSON.stringify(result, null, 2)
-        fs.writeFile('emojis.json', data, function (err) {
-          if (err) throw err
-          logger.success('File saved!')
-        })
+  var emojis = $('li').map(function (i, el) {
+    var emoji = $(this).text()
+    log.debug('detected', emoji)
+    return emoji
+  }).get()
 
-      // cleanup(); disable to prevent remove other tmp files of the system.
-      })
-    })
+  log.info('total', emojis.length)
+  fs.writeFileSync('index.js', 'module.exports = ' + stringify(emojis), 'utf8')
+  log.info('saved at index.js')
 })