use latest babel-core

Gulpfile.js

@@ -9,7 +9,6 @@ const watch = require("gulp-watch");
 const gutil = require("gulp-util");
 const gulp = require("gulp");
 const path = require("path");
-const babelConfig = require("./.babelrc");
 
 const scripts = "./packages/*/src/**/*.js";
 let srcEx, libFragment;
@@ -39,7 +38,7 @@ gulp.task("build", function () {
       gutil.log("Compiling", "'" + chalk.cyan(file.path) + "'...");
       callback(null, file);
     }))
-    .pipe(babel(babelConfig))
+    .pipe(babel())
     .pipe(through.obj(function (file, enc, callback) {
       file._path = file.path;
       file.path = mapToDest(file.path);
@@ -67,7 +66,7 @@ gulp.task("build-watch", function () {
       gutil.log("Compiling", "'" + chalk.cyan(file._path) + "'...");
       callback(null, file);
     }))
-    .pipe(babel(babelConfig))
+    .pipe(babel())
     .pipe(gulp.dest(dest));
 });
 

package.json

@@ -10,7 +10,7 @@
   },
   "devDependencies": {
     "async": "^1.5.0",
-    "babel-core": "7.0.0-alpha.3",
+    "babel-core": "7.0.0-alpha.6",
     "babel-eslint": "^7.0.0",
     "babel-plugin-istanbul": "^2.0.1",
     "babel-preset-env": "2.0.0-alpha.3",

scripts/babel-register.js

@@ -1,9 +1,7 @@
 "use strict";
 
-const babel = require("../.babelrc");
 const register = require("babel-register").default;
-
+register();
-register(babel);
 register({
   extensions: [".js"],
   // Only js files in the test folder but not in the subfolder fixtures.

yarn.lock

@@ -232,7 +232,7 @@ babel-code-frame@^6.16.0, babel-code-frame@^6.22.0:
     esutils "^2.0.2"
     js-tokens "^3.0.0"
 
-babel-core@7.0.0-alpha.3, babel-core@^7.0.0-alpha.3:
+babel-core@7.0.0-alpha.3:
   version "7.0.0-alpha.3"
   resolved "https://registry.yarnpkg.com/babel-core/-/babel-core-7.0.0-alpha.3.tgz#423e9998c2d96c88f107e3e81cbef0c27bf2b4f2"
   dependencies:
@@ -255,6 +255,28 @@ babel-core@7.0.0-alpha.3, babel-core@^7.0.0-alpha.3:
     slash "^1.0.0"
     source-map "^0.5.0"
 
+babel-core@7.0.0-alpha.6, babel-core@^7.0.0-alpha.3, babel-core@^7.0.0-alpha.6:
+  version "7.0.0-alpha.6"
+  resolved "https://registry.yarnpkg.com/babel-core/-/babel-core-7.0.0-alpha.6.tgz#a4c59f5cd5ef0374365a37937e5c585510eed718"
+  dependencies:
+    babel-code-frame "7.0.0-alpha.3"
+    babel-generator "7.0.0-alpha.3"
+    babel-helpers "7.0.0-alpha.3"
+    babel-messages "7.0.0-alpha.3"
+    babel-template "7.0.0-alpha.3"
+    babel-traverse "7.0.0-alpha.3"
+    babel-types "7.0.0-alpha.3"
+    babylon "7.0.0-beta.7"
+    convert-source-map "^1.1.0"
+    debug "^2.1.1"
+    json5 "^0.5.0"
+    lodash "^4.2.0"
+    micromatch "^2.3.11"
+    private "^0.1.6"
+    resolve "^1.3.2"
+    slash "^1.0.0"
+    source-map "^0.5.0"
+
 babel-eslint@^7.0.0:
   version "7.1.1"
   resolved "https://registry.yarnpkg.com/babel-eslint/-/babel-eslint-7.1.1.tgz#8a6a884f085aa7060af69cfc77341c2f99370fb2"
@@ -2230,9 +2252,9 @@ growl@1.9.2:
 
 gulp-babel@babel/gulp-babel#b7-alpha:
   version "6.1.2"
-  resolved "https://codeload.github.com/babel/gulp-babel/tar.gz/acac269c10e0f6d6e57be3b45f3c07e8d3a84c9a"
+  resolved "https://codeload.github.com/babel/gulp-babel/tar.gz/40804d9d3f02e5147802a9e8d4bd8100ddb9c3ae"
   dependencies:
-    babel-core "^7.0.0-alpha.3"
+    babel-core "^7.0.0-alpha.6"
     gulp-util "^3.0.0"
     replace-ext "0.0.1"
     through2 "^2.0.0"
@@ -3911,11 +3933,7 @@ resolve@1.1.7:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
 
-resolve@^1.1.3, resolve@^1.1.4, resolve@^1.1.6, resolve@^1.1.7:
+resolve@^1.1.3, resolve@^1.1.4, resolve@^1.1.6, resolve@^1.1.7, resolve@^1.3.2:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.2.0.tgz#9589c3f2f6149d1417a40becc1663db6ec6bc26c"
-
-resolve@^1.3.2:
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.3.2.tgz#1f0442c9e0cbb8136e87b9305f932f46c7f28235"
   dependencies: