From f19d559ff351a3bdf939e72c691962359e1f7297 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=B2=20Ribaudo?= <nicolo.ribaudo@gmail.com>
Date: Tue, 30 Jan 2018 23:13:40 +0100
Subject: [PATCH] Compile Babylon with Gulp (#7240)

---
 .babelrc.js                       |  15 +++-
 .babelrc.rollup.js                |  16 ++++
 Gulpfile.js                       | 118 +++++++++++++++++++++---------
 Makefile                          |  10 ---
 package.json                      |   9 ++-
 packages/babylon/package.json     |   5 --
 packages/babylon/rollup.config.js |  34 ---------
 scripts/gulp-tasks.js             |  28 ++-----
 yarn.lock                         | 108 ++++++++++++++++++++++-----
 9 files changed, 215 insertions(+), 128 deletions(-)
 create mode 100644 .babelrc.rollup.js
 delete mode 100644 packages/babylon/rollup.config.js

diff --git a/.babelrc.js b/.babelrc.js
index 632c5e6906..436e94f974 100644
--- a/.babelrc.js
+++ b/.babelrc.js
@@ -1,6 +1,6 @@
 "use strict";
 
-// Blame Logan for this.
+// Thanks Logan for this.
 // This works around https://github.com/istanbuljs/istanbuljs/issues/92 until
 // we have a version of Istanbul that actually works with 7.x.
 function istanbulHacks() {
@@ -38,14 +38,23 @@ const config = {
   comments: false,
   presets: [
     ["@babel/env", envOpts],
-    "@babel/flow"
   ],
   plugins: [
+    // TODO: Use @babel/preset-flow when 
+    // https://github.com/babel/babel/issues/7233 is fixed
+    "@babel/plugin-transform-flow-strip-types",
     ["@babel/proposal-class-properties", { loose: true }],
     "@babel/proposal-export-namespace-from",
     "@babel/proposal-numeric-separator",
     ["@babel/proposal-object-rest-spread", { useBuiltIns: true }],
-  ]
+  ],
+  overrides: [{
+    test: "packages/babylon",
+    plugins: [
+      "babel-plugin-transform-charcodes",
+      ["@babel/transform-for-of", { assumeArray: true }],
+    ],
+  }],
 };
 
 if (process.env.BABEL_ENV === "cov") {
diff --git a/.babelrc.rollup.js b/.babelrc.rollup.js
new file mode 100644
index 0000000000..e8897bf436
--- /dev/null
+++ b/.babelrc.rollup.js
@@ -0,0 +1,16 @@
+"use strict";
+
+const cloneDeep = require("lodash/cloneDeep");
+const babelrc = require("./.babelrc.js");
+
+const config = cloneDeep(babelrc);
+
+const presetEnv = config.presets.find(preset => preset[0] === "@babel/env");
+
+if (!presetEnv) {
+  throw new Error("Error while extracting @preset/env from .babelrc.js");
+}
+
+presetEnv[1].modules = false;
+
+module.exports = config;
diff --git a/Gulpfile.js b/Gulpfile.js
index dcdf818e3c..5fd5071fa7 100644
--- a/Gulpfile.js
+++ b/Gulpfile.js
@@ -12,6 +12,11 @@ const gulp = require("gulp");
 const path = require("path");
 const webpack = require("webpack");
 const merge = require("merge-stream");
+const rollup = require("rollup-stream");
+const source = require("vinyl-source-stream");
+const buffer = require("vinyl-buffer");
+const rollupBabel = require("rollup-plugin-babel");
+const rollupNodeResolve = require("rollup-plugin-node-resolve");
 const registerStandalonePackageTask = require("./scripts/gulp-tasks")
   .registerStandalonePackageTask;
 
@@ -27,53 +32,100 @@ function getGlobFromSource(source) {
   return `./${source}/*/src/**/*.js`;
 }
 
-gulp.task("default", ["build"]);
+function getIndexFromPackage(name) {
+  return `${name}/src/index.js`;
+}
 
-gulp.task("build", function() {
+function compilationLogger(rollup) {
+  return through.obj(function(file, enc, callback) {
+    gutil.log(
+      `Compiling '${chalk.cyan(file.relative)}'${
+        rollup ? " with rollup " : ""
+      }...`
+    );
+    callback(null, file);
+  });
+}
+
+function errorsLogger() {
+  return plumber({
+    errorHandler(err) {
+      gutil.log(err.stack);
+    },
+  });
+}
+
+function rename(fn) {
+  return through.obj(function(file, enc, callback) {
+    file.path = fn(file);
+    callback(null, file);
+  });
+}
+
+function buildBabel(exclude) {
   return merge(
     sources.map(source => {
       const base = path.join(__dirname, source);
-      const f = filter(["**", "!**/packages/babylon/**"]);
 
-      return gulp
-        .src(getGlobFromSource(source), { base: base })
-        .pipe(f)
-        .pipe(
-          plumber({
-            errorHandler: function(err) {
-              gutil.log(err.stack);
-            },
-          })
-        )
-        .pipe(
-          newer({
-            dest: base,
-            map: swapSrcWithLib,
-          })
-        )
-        .pipe(
-          through.obj(function(file, enc, callback) {
-            gutil.log("Compiling", "'" + chalk.cyan(file.relative) + "'...");
-            callback(null, file);
-          })
-        )
+      let stream = gulp.src(getGlobFromSource(source), { base: base });
+
+      if (exclude) {
+        const filters = exclude.map(p => `!**/${p}/**`);
+        filters.unshift("**");
+        stream = stream.pipe(filter(filters));
+      }
+
+      return stream
+        .pipe(errorsLogger())
+        .pipe(newer({ dest: base, map: swapSrcWithLib }))
+        .pipe(compilationLogger())
         .pipe(babel())
         .pipe(
-          through.obj(function(file, enc, callback) {
-            // Passing 'file.relative' because newer() above uses a relative
-            // path and this keeps it consistent.
-            file.path = path.resolve(file.base, swapSrcWithLib(file.relative));
-            callback(null, file);
-          })
+          // Passing 'file.relative' because newer() above uses a relative
+          // path and this keeps it consistent.
+          rename(file => path.resolve(file.base, swapSrcWithLib(file.relative)))
         )
         .pipe(gulp.dest(base));
     })
   );
+}
+
+function buildRollup(packages) {
+  return merge(
+    packages.map(pkg => {
+      return rollup({
+        input: getIndexFromPackage(pkg),
+        format: "cjs",
+        plugins: [
+          rollupBabel({
+            babelrc: false,
+            extends: "./.babelrc.rollup.js",
+          }),
+          rollupNodeResolve(),
+        ],
+      })
+        .pipe(source("index.js"))
+        .pipe(buffer())
+        .pipe(errorsLogger())
+        .pipe(compilationLogger(/* rollup */ true))
+        .pipe(gulp.dest(path.join(pkg, "lib")));
+    })
+  );
+}
+
+gulp.task("default", ["build"]);
+
+gulp.task("build", function() {
+  const bundles = ["packages/babylon"];
+
+  return merge([buildBabel(/* exclude */ bundles), buildRollup(bundles)]);
 });
 
-gulp.task("watch", ["build"], function() {
+gulp.task("build-no-bundle", () => buildBabel());
+
+gulp.task("watch", ["build-no-bundle"], function() {
   watch(sources.map(getGlobFromSource), { debounceDelay: 200 }, function() {
-    gulp.start("build");
+    gulp.start("build-no-bundle");
   });
 });
 
diff --git a/Makefile b/Makefile
index e0da0400c2..123c16e1a4 100644
--- a/Makefile
+++ b/Makefile
@@ -13,8 +13,6 @@ SOURCES = packages codemods
 
 build: clean
 	make clean-lib
-  # Build babylon before building all other projects
-	make build-babylon
 	./node_modules/.bin/gulp build
 	node ./packages/babel-types/scripts/generateTypeHelpers.js
 	# call build again as the generated files might need to be compiled again.
@@ -29,10 +27,6 @@ ifneq ("$(BABEL_ENV)", "cov")
 	make build-preset-env-standalone
 endif
 
-build-babylon:
-	cd packages/babylon; \
-	./node_modules/.bin/rollup -c
-
 build-standalone:
 	./node_modules/.bin/gulp build-babel-standalone
 
@@ -49,10 +43,6 @@ watch: clean
 	make clean-lib
 	BABEL_ENV=development ./node_modules/.bin/gulp watch
 
-watch-babylon:
-	cd packages/babylon; \
-	./node_modules/.bin/rollup -c -w
-
 flow:
 	./node_modules/.bin/flow check --strip-root
 
diff --git a/package.json b/package.json
index c4d20f7feb..2954cbcacd 100644
--- a/package.json
+++ b/package.json
@@ -20,11 +20,13 @@
     "babel-eslint": "^8.0.1",
     "babel-loader": "8.0.0-beta.0",
     "babel-plugin-istanbul": "^4.1.4",
+    "babel-plugin-transform-charcodes": "0.0.10",
     "babylon": "7.0.0-beta.38",
     "browserify": "^13.1.1",
     "bundle-collapser": "^1.2.1",
     "chai": "^4.1.0",
     "chalk": "^2.0.0",
+    "charcodes": "0.0.10",
     "derequire": "^2.0.2",
     "eslint": "^4.5.0",
     "eslint-config-babel": "^7.0.2",
@@ -34,7 +36,7 @@
     "graceful-fs": "^4.1.11",
     "gulp": "^3.9.0",
     "gulp-babel": "^8.0.0-beta.0",
-    "gulp-filter": "^5.0.1",
+    "gulp-filter": "^5.1.0",
     "gulp-newer": "^1.0.0",
     "gulp-plumber": "^1.0.1",
     "gulp-rename": "^1.2.2",
@@ -53,10 +55,15 @@
     "prettier": "1.10.2",
     "pump": "^1.0.2",
     "rimraf": "^2.4.3",
+    "rollup-plugin-babel": "^4.0.0-beta.0",
+    "rollup-plugin-node-resolve": "^3.0.2",
+    "rollup-stream": "^1.24.1",
     "semver": "^5.0.0",
     "through2": "^2.0.0",
     "uglify-js": "^2.4.16",
     "util.promisify": "^1.0.0",
+    "vinyl-buffer": "^1.0.1",
+    "vinyl-source-stream": "^2.0.0",
     "webpack": "^3.4.1",
     "webpack-dependency-suite": "^2.4.4",
     "webpack-stream": "^4.0.0"
diff --git a/packages/babylon/package.json b/packages/babylon/package.json
index c99e270d92..c3ba740edd 100644
--- a/packages/babylon/package.json
+++ b/packages/babylon/package.json
@@ -24,12 +24,7 @@
   },
   "devDependencies": {
     "@babel/helper-fixtures": "7.0.0-beta.39",
-    "babel-plugin-transform-charcodes": "0.0.10",
     "charcodes": "0.0.10",
-    "rollup": "^0.50.0",
-    "rollup-plugin-babel": "^4.0.0-beta.0",
-    "rollup-plugin-node-resolve": "^3.0.0",
-    "rollup-watch": "^4.0.0",
     "unicode-10.0.0": "^0.7.4"
   },
   "bin": {
diff --git a/packages/babylon/rollup.config.js b/packages/babylon/rollup.config.js
deleted file mode 100644
index 2c8f7d757c..0000000000
--- a/packages/babylon/rollup.config.js
+++ /dev/null
@@ -1,34 +0,0 @@
-import babel from "rollup-plugin-babel";
-import nodeResolve from "rollup-plugin-node-resolve";
-
-export default {
-  input: "src/index.js",
-  output: {
-    file: "lib/index.js",
-    format: "cjs",
-  },
-  plugins: [
-    babel({
-      externalHelpersWhitelist: ["inheritsLoose"],
-      babelrc: false,
-      presets: [
-        [
-          "@babel/env",
-          {
-            loose: true,
-            modules: false,
-            targets: {
-              node: "4.2",
-            },
-          },
-        ],
-        "@babel/flow",
-      ],
-      plugins: [
-        "transform-charcodes",
-        ["@babel/transform-for-of", { assumeArray: true }],
-      ],
-    }),
-    nodeResolve(),
-  ],
-};
diff --git a/scripts/gulp-tasks.js b/scripts/gulp-tasks.js
index 2e4891efb4..47ca243033 100644
--- a/scripts/gulp-tasks.js
+++ b/scripts/gulp-tasks.js
@@ -37,7 +37,6 @@ function webpackBuild(opts) {
       rules: [
         {
           test: /\.js$/,
-          include: /node_modules/,
           loader: "babel-loader",
           options: {
             // Some of the node_modules may have their own "babel" section in
@@ -53,32 +52,15 @@ function webpackBuild(opts) {
                 },
               ],
             ],
-          },
-        },
-        {
-          test: /\.js$/,
-          exclude: /node_modules/,
-          loader: "babel-loader",
-          options: {
-            // Some of the node_modules may have their own "babel" section in
-            // their project.json (or a ".babelrc" file). We need to ignore
-            // those as we're using our own Babel options.
-            babelrc: false,
-            presets: [
-              [
-                "@babel/env",
-                {
-                  loose: true,
-                  exclude: ["transform-typeof-symbol"],
-                },
-              ],
-              ["@babel/stage-0", { loose: true }],
+            overrides: [
+              {
+                exclude: /node_modules/,
+                presets: [["@babel/stage-0", { loose: true }]],
+              },
             ],
           },
         },
       ],
-      // babylon is already bundled and does not require parsing
-      noParse: [/babylon\/lib/],
     },
     node: {
       // Mock Node.js modules that Babel require()s but that we don't
diff --git a/yarn.lock b/yarn.lock
index ecbaf66728..d48e8474cf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -670,7 +670,7 @@
     invariant "^2.2.0"
     lodash "^4.2.0"
 
-"@babel/traverse@7.0.0-beta.38":
+"@babel/traverse@7.0.0-beta.38", "@babel/traverse@^7.0.0-beta.31":
   version "7.0.0-beta.38"
   resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.0.0-beta.38.tgz#56462b91753dd5c6faf36e56a77c64077ddb85b8"
   dependencies:
@@ -734,8 +734,8 @@
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.35.tgz#8999974b34028686a8d61a719e61c138d3755107"
 
 "@types/lodash@^4.14.67":
-  version "4.14.93"
-  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.93.tgz#a6d2a1e1601a3c29196f38ef1990b68a9afa1e1c"
+  version "4.14.92"
+  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.92.tgz#6e3cb0b71a1e12180a47a42a744e856c3ae99a57"
 
 "@types/node@*":
   version "9.3.0"
@@ -1143,6 +1143,13 @@ babel-plugin-istanbul@^4.1.4:
     istanbul-lib-instrument "^1.7.5"
     test-exclude "^4.1.1"
 
+babel-plugin-transform-charcodes@0.0.10:
+  version "0.0.10"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-charcodes/-/babel-plugin-transform-charcodes-0.0.10.tgz#cdb76363e1e91ac105f3f94b168f41cf27983e80"
+  dependencies:
+    "@babel/traverse" "^7.0.0-beta.31"
+    babylon "^7.0.0-beta.31"
+
 babel-runtime@^6.22.0, babel-runtime@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.26.0.tgz#965c7058668e82b55d7bfe04ff2337bc8b5647fe"
@@ -1187,7 +1194,7 @@ babylon@7.0.0-beta.36:
   version "7.0.0-beta.36"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-7.0.0-beta.36.tgz#3a3683ba6a9a1e02b0aa507c8e63435e39305b9e"
 
-babylon@7.0.0-beta.38:
+babylon@7.0.0-beta.38, babylon@^7.0.0-beta.31:
   version "7.0.0-beta.38"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-7.0.0-beta.38.tgz#9b3a33e571a47464a2d20cb9dd5a570f00e3f996"
 
@@ -1233,6 +1240,12 @@ binary-extensions@^1.0.0:
   version "1.11.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.11.0.tgz#46aa1751fb6a2f93ee5e689bb1087d4b14c6c205"
 
+bl@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/bl/-/bl-1.2.1.tgz#cac328f7bee45730d404b692203fcb590e172d5e"
+  dependencies:
+    readable-stream "^2.0.5"
+
 block-stream@*:
   version "0.0.9"
   resolved "https://registry.yarnpkg.com/block-stream/-/block-stream-0.0.9.tgz#13ebfe778a03205cfe03751481ebb4b3300c126a"
@@ -1457,7 +1470,7 @@ buffer@^4.1.0, buffer@^4.3.0:
     ieee754 "^1.1.4"
     isarray "^1.0.0"
 
-builtin-modules@^1.0.0:
+builtin-modules@^1.0.0, builtin-modules@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
 
@@ -1590,6 +1603,10 @@ chalk@^2.0.0, chalk@^2.0.1, chalk@^2.1.0:
     escape-string-regexp "^1.0.5"
     supports-color "^4.0.0"
 
+charcodes@0.0.10:
+  version "0.0.10"
+  resolved "https://registry.yarnpkg.com/charcodes/-/charcodes-0.0.10.tgz#98d67a7a1e17ce154d1faafd01e72e9a6cff54f5"
+
 chardet@^0.4.0:
   version "0.4.2"
   resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.4.2.tgz#b5473b33dc97c424e5d98dc87d55d4d8a29c8bf2"
@@ -2344,7 +2361,7 @@ diffie-hellman@^5.0.0:
     miller-rabin "^4.0.0"
     randombytes "^2.0.0"
 
-doctrine@^2.1.0:
+doctrine@^2.0.2:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/doctrine/-/doctrine-2.1.0.tgz#5cd01fc101621b42c4cd7f5d1a66243716d3f39d"
   dependencies:
@@ -2603,8 +2620,8 @@ eslint-visitor-keys@^1.0.0:
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#3f3180fb2e291017716acb4c9d6d5b5c34a6a81d"
 
 eslint@^4.5.0:
-  version "4.16.0"
-  resolved "https://registry.yarnpkg.com/eslint/-/eslint-4.16.0.tgz#934ada9e98715e1d7bbfd6f6f0519ed2fab35cc1"
+  version "4.15.0"
+  resolved "https://registry.yarnpkg.com/eslint/-/eslint-4.15.0.tgz#89ab38c12713eec3d13afac14e4a89e75ef08145"
   dependencies:
     ajv "^5.3.0"
     babel-code-frame "^6.22.0"
@@ -2612,7 +2629,7 @@ eslint@^4.5.0:
     concat-stream "^1.6.0"
     cross-spawn "^5.1.0"
     debug "^3.1.0"
-    doctrine "^2.1.0"
+    doctrine "^2.0.2"
     eslint-scope "^3.7.1"
     eslint-visitor-keys "^1.0.0"
     espree "^3.5.2"
@@ -2676,6 +2693,10 @@ estraverse@^4.0.0, estraverse@^4.1.0, estraverse@^4.1.1:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-4.2.0.tgz#0dee3fed31fcd469618ce7342099fc1afa0bdb13"
 
+estree-walker@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.2.1.tgz#bdafe8095383d8414d5dc2ecf4c9173b6db9412e"
+
 esutils@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
@@ -3349,7 +3370,7 @@ gulp-babel@^8.0.0-beta.0:
     through2 "^2.0.0"
     vinyl-sourcemaps-apply "^0.2.0"
 
-gulp-filter@^5.0.1:
+gulp-filter@^5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/gulp-filter/-/gulp-filter-5.1.0.tgz#a05e11affb07cf7dcf41a7de1cb7b63ac3783e73"
   dependencies:
@@ -3909,6 +3930,10 @@ is-glob@^4.0.0:
   dependencies:
     is-extglob "^2.1.1"
 
+is-module@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-module/-/is-module-1.0.0.tgz#3258fb69f78c14d5b815d664336b4cffb6441591"
+
 is-number@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/is-number/-/is-number-2.1.0.tgz#01fcbbb393463a548f2f466cce16dece49db908f"
@@ -3992,8 +4017,8 @@ is-relative@^1.0.0:
     is-unc-path "^1.0.0"
 
 is-resolvable@^1.0.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/is-resolvable/-/is-resolvable-1.1.0.tgz#fb18f87ce1feb925169c9a407c19318a3206ed88"
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/is-resolvable/-/is-resolvable-1.0.1.tgz#acca1cd36dbe44b974b924321555a70ba03b1cf4"
 
 is-stream@^1.0.1, is-stream@^1.1.0:
   version "1.1.0"
@@ -5701,7 +5726,7 @@ read-pkg@^2.0.0:
     isarray "0.0.1"
     string_decoder "~0.10.x"
 
-readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.6, readable-stream@^2.1.4, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.3.3:
+readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.1.4, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.3.3:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.3.tgz#368f2512d79f9d46fdfc71349ae7878bbc1eb95c"
   dependencies:
@@ -5946,6 +5971,37 @@ ripemd160@^2.0.0, ripemd160@^2.0.1:
     hash-base "^2.0.0"
     inherits "^2.0.1"
 
+rollup-plugin-babel@^4.0.0-beta.0:
+  version "4.0.0-beta.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-babel/-/rollup-plugin-babel-4.0.0-beta.0.tgz#2fccbc30bf620bfac0cf870324248e30ba824ded"
+  dependencies:
+    rollup-pluginutils "^1.5.0"
+
+rollup-plugin-node-resolve@^3.0.2:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-node-resolve/-/rollup-plugin-node-resolve-3.0.2.tgz#38babc12fd404cc2ba1ff68648fe43fa3ffee6b0"
+  dependencies:
+    builtin-modules "^1.1.0"
+    is-module "^1.0.0"
+    resolve "^1.1.6"
+
+rollup-pluginutils@^1.5.0:
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/rollup-pluginutils/-/rollup-pluginutils-1.5.2.tgz#1e156e778f94b7255bfa1b3d0178be8f5c552408"
+  dependencies:
+    estree-walker "^0.2.1"
+    minimatch "^3.0.2"
+
+rollup-stream@^1.24.1:
+  version "1.24.1"
+  resolved "https://registry.yarnpkg.com/rollup-stream/-/rollup-stream-1.24.1.tgz#9bc002afba51c517e6daa3e17f9559580a460f89"
+  dependencies:
+    rollup "^0.49.2"
+
+rollup@^0.49.2:
+  version "0.49.3"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-0.49.3.tgz#4cce32643dd8cf2154c69ff0e43470067db0adbf"
+
 run-async@^2.2.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/run-async/-/run-async-2.3.0.tgz#0371ab4ae0bdd720d4166d7dfda64ff7a445a6c0"
@@ -6631,16 +6687,16 @@ type-check@~0.3.2:
     prelude-ls "~1.1.2"
 
 type-detect@^4.0.0:
-  version "4.0.7"
-  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.7.tgz#862bd2cf6058ad92799ff5a5b8cf7b6cec726198"
+  version "4.0.6"
+  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.6.tgz#88cbce3d13bc675a63f840b3225c180f870786d7"
 
 typedarray@^0.0.6, typedarray@~0.0.5:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
 uglify-js@3.3.x, uglify-js@^3.0.5:
-  version "3.3.8"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.3.8.tgz#51e9a5db73afb53ac98603d08224edcd0be45fd8"
+  version "3.3.7"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.3.7.tgz#28463e7c7451f89061d2b235e30925bf5625e14d"
   dependencies:
     commander "~2.13.0"
     source-map "~0.6.1"
@@ -6794,6 +6850,13 @@ verror@1.10.0:
     core-util-is "1.0.2"
     extsprintf "^1.2.0"
 
+vinyl-buffer@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/vinyl-buffer/-/vinyl-buffer-1.0.1.tgz#96c1a3479b8c5392542c612029013b5b27f88bbf"
+  dependencies:
+    bl "^1.2.1"
+    through2 "^2.0.3"
+
 vinyl-file@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/vinyl-file/-/vinyl-file-2.0.0.tgz#a7ebf5ffbefda1b7d18d140fcb07b223efb6751a"
@@ -6818,6 +6881,13 @@ vinyl-fs@^0.3.0:
     through2 "^0.6.1"
     vinyl "^0.4.0"
 
+vinyl-source-stream@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/vinyl-source-stream/-/vinyl-source-stream-2.0.0.tgz#f38a5afb9dd1e93b65d550469ac6182ac4f54b8e"
+  dependencies:
+    through2 "^2.0.3"
+    vinyl "^2.1.0"
+
 vinyl-sourcemaps-apply@^0.2.0:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/vinyl-sourcemaps-apply/-/vinyl-sourcemaps-apply-0.2.1.tgz#ab6549d61d172c2b1b87be5c508d239c8ef87705"
@@ -7070,8 +7140,8 @@ yargs-parser@^8.0.0, yargs-parser@^8.1.0:
     camelcase "^4.1.0"
 
 yargs@^10.0.3:
-  version "10.1.2"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-10.1.2.tgz#454d074c2b16a51a43e2fb7807e4f9de69ccb5c5"
+  version "10.1.1"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-10.1.1.tgz#5fe1ea306985a099b33492001fa19a1e61efe285"
   dependencies:
     cliui "^4.0.0"
     decamelize "^1.1.1"