add options to babel-preset-latest (#3673)

packages/babel-preset-latest/README.md

@@ -1,6 +1,6 @@
 # babel-preset-latest
 
-> Babel preset including es2015, 2016, 2017.
+> Babel preset including es2015, es2016, es2017.
 
 ## Install
 

packages/babel-preset-latest/index.js

@@ -1,7 +0,0 @@
-module.exports = {
-  presets: [
-    require("babel-preset-es2015"),
-    require("babel-preset-es2016"),
-    require("babel-preset-es2017")
-  ]
-};

packages/babel-preset-latest/package.json

@@ -1,15 +1,15 @@
 {
   "name": "babel-preset-latest",
-  "version": "0.0.1",
-  "description": "Babel preset including es2015, 2016, 2017",
+  "version": "1.0.0",
+  "description": "Babel preset including es2015+",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",
   "license": "MIT",
   "repository": "https://github.com/babel/babel/tree/master/packages/babel-preset-latest",
-  "main": "index.js",
+  "main": "lib/index.js",
   "dependencies": {
     "babel-preset-es2015": "^6.9.0",
     "babel-preset-es2016": "^6.11.3",
-    "babel-preset-es2017": "0.0.1"
+    "babel-preset-es2017": "^2.0.0"
   }
 }

packages/babel-preset-latest/src/index.js

@@ -0,0 +1,9 @@
+module.exports = function preset(context, opts = {}) {
+  return {
+    presets: [
+      opts.es2015 !== false && [require("babel-preset-es2015"), opts.es2015],
+      opts.es2016 !== false && [require("babel-preset-es2016"), opts.es2016],
+      opts.es2017 !== false && [require("babel-preset-es2017"), opts.es2017]
+    ].filter(Boolean)
+  };
+};