Merge pull request #662 from adamnoakes/babel_7_stable

Update to babel 7 stable

.babelrc

@@ -1,4 +1,4 @@
 {
-  "presets": ["es2015", "stage-3"],
-  "plugins": ["syntax-async-functions", "transform-regenerator", "transform-flow-strip-types"]
+  "presets": [["@babel/preset-env", { "targets": { "node": "6" }, "useBuiltIns": "usage" }]],
+  "plugins": ["@babel/plugin-transform-flow-strip-types"]
 }

package.json

@@ -93,6 +93,12 @@
   },
   "homepage": "https://github.com/danger/danger-js#readme",
   "devDependencies": {
+    "@babel/cli": "7.0.0",
+    "@babel/core": "7.0.0",
+    "@babel/plugin-transform-flow-strip-types": "7.0.0",
+    "@babel/plugin-transform-typescript": "7.0.0",
+    "@babel/preset-env": "7.0.0",
+    "@babel/traverse": "7.0.0",
     "@types/debug": "0.0.30",
     "@types/get-stdin": "^5.0.1",
     "@types/jest": "^23.3.1",
@@ -103,15 +109,6 @@
     "@types/p-limit": "^1.1.2",
     "@types/readline-sync": "^1.4.3",
     "@types/voca": "^1.4.0",
-    "babel-cli": "7.0.0-alpha.19",
-    "babel-core": "7.0.0-alpha.19",
-    "babel-plugin-syntax-async-functions": "7.0.0-alpha.19",
-    "babel-plugin-transform-flow-strip-types": "7.0.0-alpha.19",
-    "babel-plugin-transform-regenerator": "7.0.0-alpha.19",
-    "babel-plugin-transform-typescript": "7.0.0-alpha.19",
-    "babel-preset-es2015": "7.0.0-alpha.19",
-    "babel-preset-stage-3": "7.0.0-alpha.19",
-    "babel-traverse": "7.0.0-alpha.19",
     "danger-plugin-jest": "^1.0.1",
     "danger-plugin-yarn": "^1.3.0",
     "date-fns": "^1.29.0",
@@ -132,8 +129,8 @@
     "typescript": "^3.0.1"
   },
   "dependencies": {
+    "@babel/polyfill": "^7.0.0",
     "@octokit/rest": "^15.9.5",
-    "babel-polyfill": "^6.23.0",
     "chalk": "^2.3.0",
     "commander": "^2.13.0",
     "debug": "^3.1.0",

source/runner/_tests/fixtures/__DangerfileAsync.js

@@ -1,5 +1,3 @@
-import "babel-polyfill"
-
 const asyncAction = () =>
 	new Promise(res => {
 		setTimeout(() => {

source/runner/runners/utils/transpiler.ts

@@ -21,19 +21,19 @@ export const checkForNodeModules = () => {
   }
 
   try {
-    require.resolve("babel-core") // tslint:disable-line
-    require("babel-polyfill") // tslint:disable-line
+    require.resolve("@babel/core") // tslint:disable-line
+    require("@babel/polyfill") // tslint:disable-line
     hasBabel = true
 
     try {
-      require.resolve("babel-plugin-transform-typescript") // tslint:disable-line
+      require.resolve("@babel/plugin-transform-typescript") // tslint:disable-line
       hasBabelTypeScript = true
     } catch (e) {
       d("Does not have Babel 7 TypeScript set up")
     }
 
     try {
-      require.resolve("babel-plugin-transform-flow-strip-types") // tslint:disable-line
+      require.resolve("@babel/plugin-transform-flow-strip-types") // tslint:disable-line
       hasFlow = true
     } catch (e) {
       d("Does not have Flow set up")
@@ -76,7 +76,7 @@ const sanitizeTSConfig = (config: any) => {
 }
 
 export const babelify = (content: string, filename: string, extraPlugins: string[]): string => {
-  const babel = require("babel-core") // tslint:disable-line
+  const babel = require("@babel/core") // tslint:disable-line
   if (!babel.transform) {
     return content
   }
@@ -113,7 +113,7 @@ export default (code: string, filename: string) => {
   } else if (hasBabel && hasBabelTypeScript && filetype.startsWith(".ts")) {
     result = babelify(code, filename, ["transform-typescript"])
   } else if (hasBabel && filetype.startsWith(".js")) {
-    result = babelify(code, filename, hasFlow ? ["transform-flow-strip-types"] : [])
+    result = babelify(code, filename, hasFlow ? ["@babel/plugin-transform-flow-strip-types"] : [])
   }
 
   return result