Publish

- @now/build-utils@0.4.27
 - @now/go@0.2.7
 - @now/html-minifier@1.0.3
 - @now/lambda@0.4.4
 - @now/md@0.4.4
 - @now/mdx-deck@0.4.13
 - @now/next@0.0.76
 - @now/node-bridge@0.1.6
 - @now/node-server@0.4.21
 - @now/node@0.4.23
 - @now/optipng@0.4.4
 - @now/php@0.4.8
 - @now/python@0.0.37
 - @now/static-build@0.4.12

.circleci/config.yml

@@ -6,9 +6,39 @@ jobs:
     working_directory: ~/repo
     steps:
       - checkout
-      - run: yarn install
-      - run: yarn bootstrap
-  publish-canary:
+      - run:
+          name: Updating apt-get list
+          command: sudo apt-get update
+      - run:
+          name: Installing the latest version of Go
+          command: sudo apt-get install golang-go
+      - run:
+          name: Installing dependencies
+          command: yarn install
+      - run:
+          name: Bootstrapping
+          command: yarn bootstrap
+      - run:
+          name: Linting
+          command: yarn lint
+      - run:
+          name: Tests
+          command: yarn test
+  # publish-canary:
+  #   docker:
+  #     - image: circleci/node:10
+  #   working_directory: ~/repo
+  #   steps:
+  #     - checkout
+  #     - run: yarn install
+  #     - run: yarn bootstrap
+  #     - run:
+  #         name: Saving Authentication Information
+  #         command: echo "//registry.npmjs.org/:_authToken=$NPM_TOKEN" >> ~/.npmrc
+  #     - run:
+  #         name: Publishing to Canary Channel
+  #         command: yarn run lerna publish from-git --npm-tag canary --yes
+  publish-stable:
     docker:
       - image: circleci/node:10
     working_directory: ~/repo
@@ -20,8 +50,8 @@ jobs:
           name: Saving Authentication Information
           command: echo "//registry.npmjs.org/:_authToken=$NPM_TOKEN" >> ~/.npmrc
       - run:
-          name: Publishing to Canary Channel
-          command: yarn run lerna publish from-git --npm-tag canary --yes
+          name: Publishing to Stable Channel
+          command: yarn run lerna publish from-git --yes
 workflows:
   version: 2
   unscheduled:
@@ -30,19 +60,15 @@ workflows:
           filters:
             tags:
               only: /.*/
-      - publish-canary:
+      - publish-stable:
           requires:
             - build
           filters:
             tags:
-              only: /^.*canary.*($|\b)/
-            branches:
-              ignore: /.*/
-      # - publish-stable:
+              only: /^.*(\d+\.)(\d+\.)(\*|\d+)$/
+      # - publish-canary:
       #     requires:
       #       - build
       #     filters:
       #       tags:
-      #         only: /^(\d+\.)?(\d+\.)?(\*|\d+)$/
-      #       branches:
-      #         ignore: /.*/
+      #         only: /^.*canary.*($|\b)/

.eslintignore

@@ -0,0 +1,3 @@
+/tmp/*
+/node_modules/*
+/**/node_modules/*

.eslintrc

@@ -0,0 +1,10 @@
+{
+  "extends": ["airbnb-base", "prettier"],
+  "rules": {
+    "no-console": 0,
+    "import/no-unresolved": 0,
+    "import/no-dynamic-require": 0,
+    "global-require": 0
+  }
+}
+

.gitignore

@@ -1 +1,2 @@
 node_modules
+tmp

README.md

@@ -3,3 +3,19 @@
 This is the full list of official Builders provided by the ZEIT team.
 
 More details here: http://zeit.co/docs
+
+### Publishing to npm
+
+Run the following command to publish modified builders to npm:
+
+For the stable channel use:
+
+```
+yarn publish-stable
+```
+
+For the canary channel use:
+
+```
+yarn publish-canary
+```

jest.config.js

@@ -0,0 +1,4 @@
+module.exports = {
+  testEnvironment: 'node',
+  rootDir: 'test',
+};

package.json

@@ -11,7 +11,28 @@
   "scripts": {
     "lerna": "lerna",
     "bootstrap": "lerna bootstrap",
-    "prepublish": "lerna run prepublish",
-    "publish-canary": "lerna version prerelease --preid canary"
+    "publish-stable": "lerna version",
+    "publish-canary": "lerna version prerelease --preid canary",
+    "lint": "eslint .",
+    "test": "jest",
+    "lint-staged": "lint-staged"
+  },
+  "pre-commit": "lint-staged",
+  "lint-staged": {
+    "*.js": [
+      "eslint",
+      "prettier --write --single-quote",
+      "git add"
+    ]
+  },
+  "devDependencies": {
+    "eslint": "^5.9.0",
+    "eslint-config-airbnb-base": "^13.1.0",
+    "eslint-config-prettier": "^3.1.0",
+    "eslint-plugin-import": "^2.14.0",
+    "jest": "^23.6.0",
+    "lint-staged": "^8.0.4",
+    "pre-commit": "^1.2.2",
+    "prettier": "^1.15.2"
   }
 }

packages/now-build-utils/file-blob.js

@@ -2,7 +2,7 @@ const assert = require('assert');
 const intoStream = require('into-stream');
 
 class FileBlob {
-  constructor ({ mode = 0o100644, data }) {
+  constructor({ mode = 0o100644, data }) {
     assert(typeof mode === 'number');
     assert(typeof data === 'string' || Buffer.isBuffer(data));
     this.type = 'FileBlob';
@@ -10,14 +10,14 @@ class FileBlob {
     this.data = data;
   }
 
-  static async fromStream ({ mode = 0o100644, stream }) {
+  static async fromStream({ mode = 0o100644, stream }) {
     assert(typeof mode === 'number');
     assert(typeof stream.pipe === 'function'); // is-stream
     const chunks = [];
 
     await new Promise((resolve, reject) => {
-      stream.on('data', (chunk) => chunks.push(Buffer.from(chunk)));
-      stream.on('error', (error) => reject(error));
+      stream.on('data', chunk => chunks.push(Buffer.from(chunk)));
+      stream.on('error', error => reject(error));
       stream.on('end', () => resolve());
     });
 
@@ -25,7 +25,7 @@ class FileBlob {
     return new FileBlob({ mode, data });
   }
 
-  toStream () {
+  toStream() {
     return intoStream(this.data);
   }
 }

packages/now-build-utils/file-fs-ref.js

@@ -7,7 +7,7 @@ const Sema = require('async-sema');
 const semaToPreventEMFILE = new Sema(30);
 
 class FileFsRef {
-  constructor ({ mode = 0o100644, fsPath }) {
+  constructor({ mode = 0o100644, fsPath }) {
     assert(typeof mode === 'number');
     assert(typeof fsPath === 'string');
     this.type = 'FileFsRef';
@@ -15,7 +15,7 @@ class FileFsRef {
     this.fsPath = fsPath;
   }
 
-  static async fromStream ({ mode = 0o100644, stream, fsPath }) {
+  static async fromStream({ mode = 0o100644, stream, fsPath }) {
     assert(typeof mode === 'number');
     assert(typeof stream.pipe === 'function'); // is-stream
     assert(typeof fsPath === 'string');
@@ -24,16 +24,16 @@ class FileFsRef {
     await new Promise((resolve, reject) => {
       const dest = fs.createWriteStream(fsPath);
       stream.pipe(dest);
-      stream.on('error', (error) => reject(error));
+      stream.on('error', error => reject(error));
       dest.on('finish', () => resolve());
-      dest.on('error', (error) => reject(error));
+      dest.on('error', error => reject(error));
     });
 
     await fs.chmod(fsPath, mode.toString(8).slice(-3));
     return new FileFsRef({ mode, fsPath });
   }
 
-  async toStreamAsync () {
+  async toStreamAsync() {
     await semaToPreventEMFILE.acquire();
     const release = () => semaToPreventEMFILE.release();
     const stream = fs.createReadStream(this.fsPath);
@@ -42,9 +42,10 @@ class FileFsRef {
     return stream;
   }
 
-  toStream () {
+  toStream() {
     let flag;
 
+    // eslint-disable-next-line consistent-return
     return new MultiStream((cb) => {
       if (flag) return cb();
       flag = true;

packages/now-build-utils/file-ref.js

@@ -7,7 +7,7 @@ const Sema = require('async-sema');
 const semaToDownloadFromS3 = new Sema(10);
 
 class FileRef {
-  constructor ({ mode = 0o100644, digest }) {
+  constructor({ mode = 0o100644, digest }) {
     assert(typeof mode === 'number');
     assert(typeof digest === 'string');
     this.type = 'FileRef';
@@ -15,7 +15,7 @@ class FileRef {
     this.digest = digest;
   }
 
-  async toStreamAsync () {
+  async toStreamAsync() {
     let url;
     // sha:24be087eef9fac01d61b30a725c1a10d7b45a256
     const digestParts = this.digest.split(':');
@@ -44,9 +44,10 @@ class FileRef {
     }
   }
 
-  toStream () {
+  toStream() {
     let flag;
 
+    // eslint-disable-next-line consistent-return
     return new MultiStream((cb) => {
       if (flag) return cb();
       flag = true;

packages/now-build-utils/fs/download.js

@@ -1,13 +1,13 @@
-const FileFsRef = require('../file-fs-ref.js');
 const path = require('path');
+const FileFsRef = require('../file-fs-ref.js');
 
-async function downloadFile (file, fsPath) {
+async function downloadFile(file, fsPath) {
   const { mode } = file;
   const stream = file.toStream();
-  return await FileFsRef.fromStream({ mode, stream, fsPath });
+  return FileFsRef.fromStream({ mode, stream, fsPath });
 }
 
-module.exports = async function download (files, basePath) {
+module.exports = async function download(files, basePath) {
   const files2 = {};
 
   await Promise.all(Object.keys(files).map(async (name) => {

packages/now-build-utils/fs/get-writable-directory.js

@@ -4,7 +4,7 @@ const fs = require('fs-extra');
 const dev = !process.env.AWS_EXECUTION_ENV;
 const TMP_PATH = dev ? path.join(process.cwd(), 'tmp') : '/tmp';
 
-module.exports = async function getWritableDirectory () {
+module.exports = async function getWritableDirectory() {
   const name = Math.floor(Math.random() * 0x7fffffff).toString(16);
   const directory = path.join(TMP_PATH, name);
   await fs.mkdirp(directory);

packages/now-build-utils/fs/glob.js

@@ -1,37 +1,42 @@
 const assert = require('assert');
-const FileFsRef = require('../file-fs-ref.js');
 const path = require('path');
 const vanillaGlob = require('glob');
+const FileFsRef = require('../file-fs-ref.js');
 
-module.exports = function glob (pattern, opts = {}, mountpoint) {
+module.exports = function glob(pattern, opts = {}, mountpoint) {
   return new Promise((resolve, reject) => {
-    if (typeof opts === 'string') {
-      opts = { cwd: opts };
+    let options = opts;
+    if (typeof options === 'string') {
+      options = { cwd: options };
     }
 
-    if (!opts.cwd) {
+    if (!options.cwd) {
       throw new Error('Second argument (basePath) must be specified for names of resulting files');
     }
 
-    if (!path.isAbsolute(opts.cwd)) {
-      throw new Error(`basePath/cwd must be an absolute path (${opts.cwd})`);
+    if (!path.isAbsolute(options.cwd)) {
+      throw new Error(`basePath/cwd must be an absolute path (${options.cwd})`);
     }
 
-    opts.statCache = {};
-    opts.stat = true;
-    opts.dot = true;
+    options.statCache = {};
+    options.stat = true;
+    options.dot = true;
 
-    vanillaGlob(pattern, opts, (error, files) => {
+    // eslint-disable-next-line consistent-return
+    vanillaGlob(pattern, options, (error, files) => {
       if (error) return reject(error);
 
       resolve(files.reduce((files2, relativePath) => {
-        const fsPath = path.join(opts.cwd, relativePath);
-        const stat = opts.statCache[fsPath];
+        const fsPath = path.join(options.cwd, relativePath);
+        const stat = options.statCache[fsPath];
         assert(stat, `statCache does not contain value for ${relativePath} (resolved to ${fsPath})`);
         if (stat.isFile()) {
           let finalPath = relativePath;
           if (mountpoint) finalPath = path.join(mountpoint, finalPath);
-          files2[finalPath] = new FileFsRef({ mode: stat.mode, fsPath });
+          return {
+            ...files2,
+            [finalPath]: new FileFsRef({ mode: stat.mode, fsPath }),
+          };
         }
 
         return files2;

packages/now-build-utils/fs/rename.js

@@ -1,9 +1,6 @@
-module.exports = function rename (files, delegate) {
-  const files2 = {};
-
-  for (const name in files) {
-    files2[delegate(name)] = files[name];
-  }
-
-  return files2;
+module.exports = function rename(files, delegate) {
+  return Object.keys(files).reduce((newFiles, name) => ({
+    ...newFiles,
+    [delegate(name)]: files[name],
+  }), {});
 };

packages/now-build-utils/fs/run-user-scripts.js

@@ -2,48 +2,60 @@ const fs = require('fs-extra');
 const path = require('path');
 const { spawn } = require('child_process');
 
-async function runShellScript (fsPath) {
+function spawnAsync(command, args, cwd) {
+  return new Promise((resolve, reject) => {
+    const child = spawn(command, args, { stdio: 'inherit', cwd });
+    child.on('error', reject);
+    child.on('close', (code, signal) => (code !== 0 ? reject(new Error(`Exited with ${code || signal}`)) : resolve()));
+  });
+}
+
+async function runShellScript(fsPath) {
   const destPath = path.dirname(fsPath);
-  await spawnAsync('./' + path.basename(fsPath), [], destPath);
+  await spawnAsync(`./${path.basename(fsPath)}`, [], destPath);
   return true;
 }
 
-async function shouldUseNpm (destPath) {
+async function shouldUseNpm(destPath) {
+  let currentDestPath = destPath;
+  // eslint-disable-next-line no-constant-condition
   while (true) {
-    if (await fs.exists(path.join(destPath, 'package.json'))) {
-      if (await fs.exists(path.join(destPath, 'package-lock.json'))) {
+    // eslint-disable-next-line no-await-in-loop
+    if (await fs.exists(path.join(currentDestPath, 'package.json'))) {
+      // eslint-disable-next-line no-await-in-loop
+      if (await fs.exists(path.join(currentDestPath, 'package-lock.json'))) {
         return true;
-      } else {
-        return false;
       }
+      return false;
     }
 
-    const newDestPath = path.dirname(destPath);
-    if (destPath === newDestPath) break;
-    destPath = newDestPath;
+    const newDestPath = path.dirname(currentDestPath);
+    if (currentDestPath === newDestPath) break;
+    currentDestPath = newDestPath;
   }
 
   return false;
 }
 
-async function runNpmInstall (destPath, args = []) {
+async function runNpmInstall(destPath, args = []) {
+  let commandArgs = args;
   console.log(`installing to ${destPath}`);
   if (await shouldUseNpm(destPath)) {
-    args = args.filter((a) => a !== '--prefer-offline');
-    await spawnAsync('npm', [ 'install' ].concat(args), destPath);
+    commandArgs = args.filter(a => a !== '--prefer-offline');
+    await spawnAsync('npm', ['install'].concat(commandArgs), destPath);
   } else {
-    await spawnAsync('yarn', [ '--cwd', destPath ].concat(args), destPath);
+    await spawnAsync('yarn', ['--cwd', destPath].concat(commandArgs), destPath);
   }
 }
 
-async function runPackageJsonScript (destPath, scriptName) {
+async function runPackageJsonScript(destPath, scriptName) {
   try {
     if (await shouldUseNpm(destPath)) {
       console.log(`running "npm run ${scriptName}"`);
-      await spawnAsync('npm', [ 'run', scriptName ], destPath);
+      await spawnAsync('npm', ['run', scriptName], destPath);
     } else {
       console.log(`running "yarn run ${scriptName}"`);
-      await spawnAsync('yarn', [ '--cwd', destPath, 'run', scriptName ], destPath);
+      await spawnAsync('yarn', ['--cwd', destPath, 'run', scriptName], destPath);
     }
   } catch (error) {
     console.log(error.message);
@@ -53,19 +65,8 @@ async function runPackageJsonScript (destPath, scriptName) {
   return true;
 }
 
-function spawnAsync (command, args, cwd) {
-  return new Promise((resolve, reject) => {
-    const child = spawn(command, args, { stdio: 'inherit', cwd });
-    child.on('error', reject);
-    child.on('close', (code, signal) => {
-      if (code !== 0) return reject(new Error(`Exited with ${code || signal}`));
-      resolve();
-    });
-  });
-}
-
 module.exports = {
   runShellScript,
   runNpmInstall,
-  runPackageJsonScript
+  runPackageJsonScript,
 };

packages/now-build-utils/fs/stream-to-buffer.js

@@ -1,10 +1,4 @@
-const streamToBuffer = require('fast-stream-to-buffer');
+const fastStreamToBuffer = require('fast-stream-to-buffer');
+const { promisify } = require('util');
 
-module.exports = async function (stream) {
-  return await new Promise((resolve, reject) => {
-    streamToBuffer(stream, function (error, buffer) {
-      if (error) return reject(error);
-      resolve(buffer);
-    });
-  });
-};
+module.exports = promisify(fastStreamToBuffer);

packages/now-build-utils/lambda.js

@@ -3,7 +3,9 @@ const { ZipFile } = require('yazl');
 const streamToBuffer = require('./fs/stream-to-buffer.js');
 
 class Lambda {
-  constructor ({ zipBuffer, handler, runtime, environment }) {
+  constructor({
+    zipBuffer, handler, runtime, environment,
+  }) {
     this.type = 'Lambda';
     this.zipBuffer = zipBuffer;
     this.handler = handler;
@@ -14,26 +16,29 @@ class Lambda {
 
 const mtime = new Date(1540000000000);
 
-async function createLambda ({ files, handler, runtime, environment }) {
-  assert(typeof files === 'object');
-  assert(typeof handler === 'string');
-  assert(typeof runtime === 'string');
-  if (environment === undefined) environment = {};
-  assert(typeof environment === 'object');
+async function createLambda({
+  files, handler, runtime, environment = {},
+}) {
+  assert(typeof files === 'object', '"files" must be an object');
+  assert(typeof handler === 'string', '"handler" is not a string');
+  assert(typeof runtime === 'string', '"runtime" is not a string');
+  assert(typeof environment === 'object', '"environment" is not an object');
   const zipFile = new ZipFile();
 
-  for (const name of Object.keys(files).sort()) {
+  Object.keys(files).sort().forEach((name) => {
     const file = files[name];
     const stream = file.toStream();
     zipFile.addReadStream(stream, name, { mode: file.mode, mtime });
-  }
+  });
 
   zipFile.end();
   const zipBuffer = await streamToBuffer(zipFile.outputStream);
-  return new Lambda({ zipBuffer, handler, runtime, environment });
+  return new Lambda({
+    zipBuffer, handler, runtime, environment,
+  });
 }
 
 module.exports = {
   Lambda,
-  createLambda
+  createLambda,
 };

packages/now-build-utils/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/build-utils",
-  "version": "0.4.27-canary.0",
+  "version": "0.4.27",
   "dependencies": {
     "async-retry": "1.2.3",
     "async-sema": "2.1.4",

packages/now-go/download-go-bin.js

@@ -1,14 +1,14 @@
-const path = require('path')
+const path = require('path');
 
-const fetch = require('node-fetch')
-const tar = require('tar')
+const fetch = require('node-fetch');
+const tar = require('tar');
 const getWritableDirectory = require('@now/build-utils/fs/get-writable-directory.js');
 
-const url = 'https://dl.google.com/go/go1.11.1.linux-amd64.tar.gz'
+const url = 'https://dl.google.com/go/go1.11.1.linux-amd64.tar.gz';
 
 module.exports = async () => {
-  const res = await fetch(url)
-  const dir = await getWritableDirectory()
+  const res = await fetch(url);
+  const dir = await getWritableDirectory();
 
   if (!res.ok) {
     throw new Error(`Failed to download: ${url}`);
@@ -19,6 +19,5 @@ module.exports = async () => {
       .on('error', reject)
       .pipe(tar.extract({ cwd: dir, strip: 1 }))
       .on('finish', () => resolve(path.join(dir, 'bin', 'go')));
-  })
-
-}
+  });
+};

packages/now-go/index.js

@@ -1,120 +1,113 @@
-const path = require("path")
-const { mkdirp, readFile, writeFile } = require('fs-extra')
+const path = require('path');
+const { mkdirp, readFile, writeFile } = require('fs-extra');
 
-const execa = require('execa')
+const execa = require('execa');
 const { createLambda } = require('@now/build-utils/lambda.js');
 const getWritableDirectory = require('@now/build-utils/fs/get-writable-directory.js');
 const download = require('@now/build-utils/fs/download.js');
-const downloadGit = require("lambda-git")
-const downloadGoBin = require("./download-go-bin")
+const downloadGit = require('lambda-git');
 const glob = require('@now/build-utils/fs/glob.js');
-
-const goFilenames = new Set([
-  'go.mod',
-  'go.sum',
-  'Gopkg.lock',
-  'Gopkg.toml'
-]);
+const downloadGoBin = require('./download-go-bin');
 
 // creates a `$GOPATH` direcotry tree, as per
 // `go help gopath`'s instructions.
 // without this, Go won't recognize the `$GOPATH`
 async function createGoPathTree(goPath) {
-  await mkdirp(path.join(goPath, 'bin'))
-  await mkdirp(path.join(goPath, 'pkg', 'linux_amd64'))
+  await mkdirp(path.join(goPath, 'bin'));
+  await mkdirp(path.join(goPath, 'pkg', 'linux_amd64'));
 }
 
-exports.build = async ({files, entrypoint, config}) => {
-  console.log('downloading files...')
+exports.build = async ({ files, entrypoint }) => {
+  console.log('downloading files...');
 
-  const gitPath = await getWritableDirectory()
-  const goPath = await getWritableDirectory()
-  const srcPath = path.join(goPath, 'src', 'lambda')
-  const outDir = await getWritableDirectory()
+  const gitPath = await getWritableDirectory();
+  const goPath = await getWritableDirectory();
+  const srcPath = path.join(goPath, 'src', 'lambda');
+  const outDir = await getWritableDirectory();
 
-  await createGoPathTree(goPath)
+  await createGoPathTree(goPath);
 
-  files = await download(files, srcPath)
+  const downloadedFiles = await download(files, srcPath);
 
-  console.log('downloading go binary...')
-  const goBin = await downloadGoBin()
+  console.log('downloading go binary...');
+  const goBin = await downloadGoBin();
 
-  console.log('downloading git binary...')
+  console.log('downloading git binary...');
   // downloads a git binary that works on Amazon Linux and sets
   // `process.env.GIT_EXEC_PATH` so `go(1)` can see it
-  await downloadGit({targetDirectory: gitPath})
+  await downloadGit({ targetDirectory: gitPath });
 
   const goEnv = {
     ...process.env,
     GOOS: 'linux',
     GOARCH: 'amd64',
-    GOPATH: goPath
-  }
+    GOPATH: goPath,
+  };
 
-  console.log(`parsing AST for \"${entrypoint}\"`)
-  let handlerFunctionName = ''
+  console.log(`parsing AST for "${entrypoint}"`);
+  let handlerFunctionName = '';
   try {
     handlerFunctionName = await execa.stdout(
       path.join(__dirname, 'bin', 'get-exported-function-name'),
-      [files[entrypoint].fsPath]
-    )
+      [downloadedFiles[entrypoint].fsPath],
+    );
   } catch (err) {
-    console.log(`failed to parse AST for \"${entrypoint}\"`)
-    throw err
+    console.log(`failed to parse AST for "${entrypoint}"`);
+    throw err;
   }
 
   if (handlerFunctionName === '') {
-    const e = new Error(`Could not find an exported function on "${entrypoint}"`)
-    console.log(e.message)
-    throw e
+    const e = new Error(`Could not find an exported function on "${entrypoint}"`);
+    console.log(e.message);
+    throw e;
   }
 
-  console.log(`Found exported function "${handlerFunctionName}" on \"${entrypoint}\"`)
+  console.log(`Found exported function "${handlerFunctionName}" on "${entrypoint}"`);
 
-  const origianlMainGoContents = await readFile(path.join(__dirname, 'main.go'), 'utf8')
-  const mainGoContents = origianlMainGoContents.replace('__NOW_HANDLER_FUNC_NAME', handlerFunctionName)
+  const origianlMainGoContents = await readFile(path.join(__dirname, 'main.go'), 'utf8');
+  const mainGoContents = origianlMainGoContents.replace('__NOW_HANDLER_FUNC_NAME', handlerFunctionName);
   // in order to allow the user to have `main.go`, we need our `main.go` to be called something else
-  const mainGoFileName = 'main__now__go__.go'
+  const mainGoFileName = 'main__now__go__.go';
 
   // we need `main.go` in the same dir as the entrypoint,
   // otherwise `go build` will refuse to build
-  const entrypointDirname = path.dirname(files[entrypoint].fsPath)
+  const entrypointDirname = path.dirname(downloadedFiles[entrypoint].fsPath);
 
   // Go doesn't like to build files in different directories,
   // so now we place `main.go` together with the user code
-  await writeFile(path.join(entrypointDirname, mainGoFileName), mainGoContents)
+  await writeFile(path.join(entrypointDirname, mainGoFileName), mainGoContents);
 
 
-  console.log('installing dependencies')
+  console.log('installing dependencies');
   // `go get` will look at `*.go` (note we set `cwd`), parse
   // the `import`s and download any packages that aren't part of the stdlib
   try {
-    await execa(goBin, ['get'], {env: goEnv, cwd: entrypointDirname, stdio: 'inherit'});
-  } catch (err) { 
-    console.log('failed to `go get`')
-    throw err
+    await execa(goBin, ['get'], { env: goEnv, cwd: entrypointDirname, stdio: 'inherit' });
+  } catch (err) {
+    console.log('failed to `go get`');
+    throw err;
   }
 
-  console.log('running go build...')
+  console.log('running go build...');
   try {
     await execa(goBin, [
       'build',
       '-o', path.join(outDir, 'handler'),
-      path.join(entrypointDirname, mainGoFileName), files[entrypoint].fsPath
-    ], {env: goEnv, cwd: entrypointDirname, stdio: 'inherit'})
-  } catch (err) { 
-    console.log('failed to `go build`')
-    throw err
+      path.join(entrypointDirname, mainGoFileName), downloadedFiles[entrypoint].fsPath,
+    ], { env: goEnv, cwd: entrypointDirname, stdio: 'inherit' });
+  } catch (err) {
+    console.log('failed to `go build`');
+    throw err;
   }
-  
+
   const lambda = await createLambda({
     files: await glob('**', outDir),
     handler: 'handler',
     runtime: 'go1.x',
-    environment: {}
-  })
+    environment: {},
+  });
 
   return {
-    [entrypoint]: lambda
-  }
-}
+    [entrypoint]: lambda,
+  };
+};

packages/now-go/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/go",
-  "version": "0.2.7-canary.0",
+  "version": "0.2.7",
   "scripts": {
     "test": "best -I test/*.js",
     "prepublish": "./build.sh"
@@ -16,11 +16,14 @@
     "fs-extra": "^7.0.0",
     "lambda-git": "^0.1.2",
     "mkdirp-promise": "5.0.1",
-    "now-fetch": "0.1.1",
+    "node-fetch": "^2.2.1",
     "tar": "4.4.6"
   },
   "devDependencies": {
     "@zeit/best": "0.4.3",
     "rmfr": "2.0.0"
+  },
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
   }
 }

packages/now-html-minifier/index.js

@@ -2,32 +2,30 @@ const FileBlob = require('@now/build-utils/file-blob.js');
 const { minify } = require('html-minifier');
 
 const defaultOptions = {
-    minifyCSS: true,
-    minifyJS: true,
-    removeComments: true,
-    removeAttributeQuotes: true,
-    removeEmptyAttributes: true,
-    removeOptionalTags: true,
-    removeRedundantAttributes: true,
-    useShortDoctype: true,
-    collapseWhitespace: true,
-    collapseInlineTagWhitespace: true,
-    collapseBooleanAttributes: true,
-    caseSensitive: true
+  minifyCSS: true,
+  minifyJS: true,
+  removeComments: true,
+  removeAttributeQuotes: true,
+  removeEmptyAttributes: true,
+  removeOptionalTags: true,
+  removeRedundantAttributes: true,
+  useShortDoctype: true,
+  collapseWhitespace: true,
+  collapseInlineTagWhitespace: true,
+  collapseBooleanAttributes: true,
+  caseSensitive: true,
 };
 
-exports.analyze = ({ files, entrypoint }) => {
-  return files[entrypoint].digest;
-};
+exports.analyze = ({ files, entrypoint }) => files[entrypoint].digest;
 
 exports.build = async ({ files, entrypoint, config }) => {
-    const stream = files[entrypoint].toStream();
-    const options = Object.assign({}, defaultOptions, config || {});
-    const { data } = await FileBlob.fromStream({ stream });
-    const content = data.toString();
+  const stream = files[entrypoint].toStream();
+  const options = Object.assign({}, defaultOptions, config || {});
+  const { data } = await FileBlob.fromStream({ stream });
+  const content = data.toString();
 
-    const minified = minify(content, options);
-    const result = new FileBlob({ data: minified });
+  const minified = minify(content, options);
+  const result = new FileBlob({ data: minified });
 
-    return { [entrypoint]: result };
+  return { [entrypoint]: result };
 };

packages/now-html-minifier/package.json

@@ -1,7 +1,10 @@
 {
   "name": "@now/html-minifier",
-  "version": "1.0.3-canary.0",
+  "version": "1.0.3",
   "dependencies": {
     "html-minifier": "3.5.21"
+  },
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
   }
 }

packages/now-lambda/index.js

@@ -1,24 +1,12 @@
 const { Lambda } = require('@now/build-utils/lambda.js');
-const path = require('path');
+const streamToBuffer = require('@now/build-utils/fs/stream-to-buffer.js');
 
-exports.build = async ({ files, entrypoint }) => {
+exports.build = async ({ files, entrypoint, config }) => {
   if (!files[entrypoint]) throw new Error('Entrypoint not found in files');
-
-  // handler=launcher.main!runtime=nodejs8.10!name.zip
-  const config = path.basename(entrypoint).split('!').reduce((a, c) => {
-    const [ k, v ] = c.split('=');
-    if (v) a[k] = v;
-    return a;
-  }, {});
-
-  if (!config.handler) throw new Error('Handler not found in config');
-  if (!config.runtime) throw new Error('Runtime not found in config');
-
-  const lambda = new Lambda({
-    zipStream: files[entrypoint].toStream(), // TODO zipBuffer
-    handler: config.handler,
-    runtime: config.runtime
-  });
-
+  const { handler, runtime } = config;
+  if (!handler) throw new Error('Handler not found in config');
+  if (!runtime) throw new Error('Runtime not found in config');
+  const zipBuffer = await streamToBuffer(files[entrypoint].toStream());
+  const lambda = new Lambda({ zipBuffer, handler, runtime });
   return { [entrypoint]: lambda };
 };

packages/now-lambda/package.json

@@ -1,4 +1,7 @@
 {
   "name": "@now/lambda",
-  "version": "0.4.4-canary.0"
+  "version": "0.4.4",
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
+  }
 }

packages/now-md/index.js

@@ -1,37 +1,37 @@
 const FileBlob = require('@now/build-utils/file-blob.js');
-const unified = require('unified')
-const unifiedStream = require('unified-stream')
-const markdown = require('remark-parse')
-const remark2rehype = require('remark-rehype')
-const doc = require('rehype-document')
-const format = require('rehype-format')
-const html = require('rehype-stringify')
+const unified = require('unified');
+const unifiedStream = require('unified-stream');
+const markdown = require('remark-parse');
+const remark2rehype = require('remark-rehype');
+const doc = require('rehype-document');
+const format = require('rehype-format');
+const html = require('rehype-stringify');
 
-exports.analyze = ({ files, entrypoint }) => {
-  return files[entrypoint].digest;
-};
+exports.analyze = ({ files, entrypoint }) => files[entrypoint].digest;
 
 exports.build = async ({ files, entrypoint, config }) => {
   const stream = files[entrypoint].toStream();
-  const options = config || {}
+  const options = config || {};
 
-  const title = options.title || null
-  const language = options.language || 'en'
-  const meta = options.meta || null
-  const css = options.css || null
+  const title = options.title || null;
+  const language = options.language || 'en';
+  const meta = options.meta || null;
+  const css = options.css || null;
 
   const processor = unified()
     .use(markdown)
     .use(remark2rehype)
-    .use(doc, { title, language, meta, css })
+    .use(doc, {
+      title, language, meta, css,
+    })
     .use(format)
     .use(html);
 
   const result = await FileBlob.fromStream({ stream: stream.pipe(unifiedStream(processor)) });
 
-  console.log(result.data.toString())
+  console.log(result.data.toString());
 
-  entrypoint = entrypoint.replace(/\.[^\.]+$/, '.html');
+  const replacedEntrypoint = entrypoint.replace(/\.[^.]+$/, '.html');
 
-  return { [entrypoint]: result };
+  return { [replacedEntrypoint]: result };
 };

packages/now-md/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/md",
-  "version": "0.4.4-canary.0",
+  "version": "0.4.4",
   "dependencies": {
     "rehype-document": "^2.2.0",
     "rehype-format": "^2.3.0",
@@ -9,5 +9,8 @@
     "remark-rehype": "^3.0.1",
     "unified": "^7.0.0",
     "unified-stream": "^1.0.2"
+  },
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
   }
 }

packages/now-mdx-deck/index.js

@@ -6,25 +6,23 @@ const glob = require('@now/build-utils/fs/glob.js');
 const path = require('path');
 const { runNpmInstall } = require('@now/build-utils/fs/run-user-scripts.js');
 
-exports.analyze = ({ files, entrypoint }) => {
-  return files[entrypoint].digest;
-};
+exports.analyze = ({ files, entrypoint }) => files[entrypoint].digest;
 
 const writeFile = promisify(fs.writeFile);
 
 exports.build = async ({ files, entrypoint, workPath }) => {
   console.log('downloading user files...');
-  files = await download(files, workPath);
+  const downloadedFiles = await download(files, workPath);
   console.log('writing package.json...');
   const packageJson = { dependencies: { 'mdx-deck': '1.7.7' } };
   const packageJsonPath = path.join(workPath, 'package.json');
   await writeFile(packageJsonPath, JSON.stringify(packageJson));
   console.log('running npm install...');
   process.env.PUPPETEER_SKIP_CHROMIUM_DOWNLOAD = '1'; // TODO opts argument for runNpmInstall
-  await runNpmInstall(path.dirname(packageJsonPath), [ '--prod', '--prefer-offline' ]);
+  await runNpmInstall(path.dirname(packageJsonPath), ['--prod', '--prefer-offline']);
   console.log('building...');
   const outDir = await getWritableDirectory();
-  const entrypointFsPath = files[entrypoint].fsPath;
+  const entrypointFsPath = downloadedFiles[entrypoint].fsPath;
   const mountpoint = path.dirname(entrypoint);
 
   const build = require(path.join(workPath, 'node_modules/mdx-deck/lib/build.js'));
@@ -34,11 +32,11 @@ exports.build = async ({ files, entrypoint, workPath }) => {
     dirname: workPath,
     outDir,
     globals: {
-      FILENAME: JSON.stringify(entrypointFsPath)
-    }
+      FILENAME: JSON.stringify(entrypointFsPath),
+    },
   });
 
-  return await glob('**', outDir, mountpoint);
+  return glob('**', outDir, mountpoint);
 };
 
 exports.prepareCache = async ({ cachePath }) => {
@@ -47,11 +45,11 @@ exports.prepareCache = async ({ cachePath }) => {
   const packageJsonPath = path.join(cachePath, 'package.json');
   await writeFile(packageJsonPath, JSON.stringify(packageJson));
   console.log('running npm install...');
-  await runNpmInstall(path.dirname(packageJsonPath), [ '--prod' ]);
+  await runNpmInstall(path.dirname(packageJsonPath), ['--prod']);
 
   return {
     ...await glob('node_modules/**', cachePath),
     ...await glob('package-lock.json', cachePath),
-    ...await glob('yarn.lock', cachePath)
+    ...await glob('yarn.lock', cachePath),
   };
 };

packages/now-mdx-deck/package.json

@@ -1,4 +1,7 @@
 {
   "name": "@now/mdx-deck",
-  "version": "0.4.13-canary.0"
+  "version": "0.4.13",
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
+  }
 }

packages/now-next/index.js

@@ -1,64 +1,85 @@
 const { createLambda } = require('@now/build-utils/lambda.js');
 const download = require('@now/build-utils/fs/download.js');
 const FileFsRef = require('@now/build-utils/file-fs-ref.js');
+const FileBlob = require('@now/build-utils/file-blob');
 const path = require('path');
 const { readFile, writeFile, unlink } = require('fs.promised');
 const rename = require('@now/build-utils/fs/rename.js');
-const { runNpmInstall, runPackageJsonScript
+const {
+  runNpmInstall,
+  runPackageJsonScript
 } = require('@now/build-utils/fs/run-user-scripts.js');
 const glob = require('@now/build-utils/fs/glob.js');
 
 // Exclude certain files from the files object
 function excludeFiles(files, matchFn) {
   return Object.keys(files).reduce((newFiles, fileName) => {
-    if(matchFn(fileName)) {
-      return newFiles
+    if (matchFn(fileName)) {
+      return newFiles;
     }
-    newFiles[fileName] = files[fileName]
-    return newFiles
-  }, {})
+    return {
+      ...newFiles,
+      [fileName]: files[fileName]
+    };
+  }, {});
 }
 
-exports.build = async ({ files, workPath, entrypoint }) => {
-  if(!/package\.json$/.exec(entrypoint) && !/next\.config\.js$/.exec(entrypoint)) {
-    throw new Error(`Specified "src" for "@now/next" has to be "package.json" or "next.config.js"`)
-  }
-
-  const entryDirectory = path.dirname(entrypoint)
-  console.log('downloading user files...');
-  const filesToDownload = excludeFiles(files, (file) => {
+function shouldExcludeFile(entryDirectory) {
+  return file => {
     // If the file is not in the entry directory
-    if(entryDirectory !== '.' && !file.startsWith(entryDirectory)) {
-      return true
+    if (entryDirectory !== '.' && !file.startsWith(entryDirectory)) {
+      return true;
     }
 
     // Exclude static directory
-    if(file.startsWith(path.join(entryDirectory, 'static'))) {
-      return true
+    if (file.startsWith(path.join(entryDirectory, 'static'))) {
+      return true;
     }
 
-    if(file === 'package-lock.json') {
-      return true
+    if (file === 'package-lock.json') {
+      return true;
     }
 
-    if(file === 'yarn.lock') {
-      return true
+    if (file === 'yarn.lock') {
+      return true;
     }
 
-    return false
-  })
-  files = await download(rename(filesToDownload, (file) => {
-    if(entryDirectory !== '.') {
-      return file.replace(new RegExp(`^${entryDirectory}/`), '')
-    }
-    return file
-  }), workPath);
+    return false;
+  };
+}
 
-  let packageJson = {}
-  if (files['package.json']) {
-    console.log('found package.json, overwriting')
-    const packageJsonPath = files['package.json'].fsPath
-    packageJson = JSON.parse(await readFile(packageJsonPath, 'utf8'))
+exports.build = async ({ files, workPath, entrypoint }) => {
+  if (
+    !/package\.json$/.exec(entrypoint) &&
+    !/next\.config\.js$/.exec(entrypoint)
+  ) {
+    throw new Error(
+      'Specified "src" for "@now/next" has to be "package.json" or "next.config.js"'
+    );
+  }
+
+  console.log('downloading user files...');
+  const entryDirectory = path.dirname(entrypoint);
+  const filesToDownload = excludeFiles(
+    files,
+    shouldExcludeFile(entryDirectory)
+  );
+  const entrypointHandledFilesToDownload = rename(filesToDownload, file => {
+    if (entryDirectory !== '.') {
+      return file.replace(new RegExp(`^${entryDirectory}/`), '');
+    }
+    return file;
+  });
+  let downloadedFiles = await download(
+    entrypointHandledFilesToDownload,
+    workPath
+  );
+
+  let packageJson = {};
+  if (downloadedFiles['package.json']) {
+    console.log('found package.json, overwriting');
+    const packageJsonPath = downloadedFiles['package.json'].fsPath;
+    packageJson = JSON.parse(await readFile(packageJsonPath, 'utf8'));
   }
 
   packageJson = {
@@ -69,93 +90,142 @@ exports.build = async ({ files, workPath, entrypoint }) => {
     },
     devDependencies: {
       ...packageJson.devDependencies,
-      'next': 'canary'
+      next: 'canary'
     },
     scripts: {
       ...packageJson.scripts,
       'now-build': 'next build'
     }
-  }
+  };
 
-  if(!packageJson.dependencies.react) {
-    console.log('"react" not found in dependencies, adding to "package.json" "dependencies"')
-    packageJson.dependencies['react'] = 'latest'
+  if (!packageJson.dependencies.react) {
+    console.log(
+      '"react" not found in dependencies, adding to "package.json" "dependencies"'
+    );
+    packageJson.dependencies.react = 'latest';
   }
-  if(!packageJson.dependencies['react-dom']) {
-    console.log('"react-dom" not found in dependencies, adding to "package.json" "dependencies"')
-    packageJson.dependencies['react-dom'] = 'latest'
+  if (!packageJson.dependencies['react-dom']) {
+    console.log(
+      '"react-dom" not found in dependencies, adding to "package.json" "dependencies"'
+    );
+    packageJson.dependencies['react-dom'] = 'latest';
   }
 
   // in case the user has `next` on their `dependencies`, we remove it
-  delete packageJson.dependencies.next
+  delete packageJson.dependencies.next;
 
-  console.log('>>>>>>', JSON.stringify(packageJson))
-  await writeFile(path.join(workPath, 'package.json'), JSON.stringify(packageJson, null, 2))
+  await writeFile(
+    path.join(workPath, 'package.json'),
+    JSON.stringify(packageJson, null, 2)
+  );
 
-  if(process.env.NPM_AUTH_TOKEN) {
-    console.log('found NPM_AUTH_TOKEN in environement, creating .npmrc')
-    await writeFile(path.join(workPath, '.npmrc'), `//registry.npmjs.org/:_authToken=${process.env.NPM_AUTH_TOKEN}`)
+  if (process.env.NPM_AUTH_TOKEN) {
+    console.log('found NPM_AUTH_TOKEN in environement, creating .npmrc');
+    await writeFile(
+      path.join(workPath, '.npmrc'),
+      `//registry.npmjs.org/:_authToken=${process.env.NPM_AUTH_TOKEN}`
+    );
   }
-  files = await glob('**', workPath);
+  downloadedFiles = await glob('**', workPath);
 
   console.log('running npm install...');
-  await runNpmInstall(workPath, [ '--prefer-offline' ]);
+  await runNpmInstall(workPath, ['--prefer-offline']);
   console.log('running user script...');
   await runPackageJsonScript(workPath, 'now-build');
   console.log('running npm install --production...');
-  await runNpmInstall(workPath, [ '--prefer-offline', '--production' ]);
-  if(process.env.NPM_AUTH_TOKEN) {
-    await unlink(path.join(workPath, '.npmrc'))
+  await runNpmInstall(workPath, ['--prefer-offline', '--production']);
+  if (process.env.NPM_AUTH_TOKEN) {
+    await unlink(path.join(workPath, '.npmrc'));
   }
-  files = await glob('**', workPath)
+  downloadedFiles = await glob('**', workPath);
 
   console.log('preparing lambda files...');
-  let buildId
+  let buildId;
   try {
-    buildId = await readFile(path.join(workPath, '.next', 'BUILD_ID'), 'utf8')
-  } catch(err) {
-    console.error(`BUILD_ID not found in ".next". The "package.json" "build" script did not run "next build"`)
-    throw new Error('Missing BUILD_ID')
+    buildId = await readFile(path.join(workPath, '.next', 'BUILD_ID'), 'utf8');
+  } catch (err) {
+    console.error(
+      'BUILD_ID not found in ".next". The "package.json" "build" script did not run "next build"'
+    );
+    throw new Error('Missing BUILD_ID');
   }
-  const dotNextRootFiles = await glob('.next/*', workPath)  
-  const dotNextServerRootFiles = await glob('.next/server/*', workPath)
-  const nodeModules = excludeFiles(await glob('node_modules/**', workPath), (file) => file.startsWith('node_modules/.cache'))
+  const dotNextRootFiles = await glob('.next/*', workPath);
+  const dotNextServerRootFiles = await glob('.next/server/*', workPath);
+  const nodeModules = excludeFiles(
+    await glob('node_modules/**', workPath),
+    file => file.startsWith('node_modules/.cache')
+  );
   const launcherFiles = {
-    'now__launcher.js': new FileFsRef({ fsPath: path.join(__dirname, 'launcher.js') }),
     'now__bridge.js': new FileFsRef({ fsPath: require('@now/node-bridge') })
   };
-  const nextFiles = {...nodeModules, ...dotNextRootFiles, ...dotNextServerRootFiles, ...launcherFiles}
-  if(files['next.config.js']) {
-    nextFiles['next.config.js'] = files['next.config.js']
+  const nextFiles = {
+    ...nodeModules,
+    ...dotNextRootFiles,
+    ...dotNextServerRootFiles,
+    ...launcherFiles
+  };
+  if (downloadedFiles['next.config.js']) {
+    nextFiles['next.config.js'] = downloadedFiles['next.config.js'];
   }
-  const pages = await glob('**/*.js', path.join(workPath, '.next', 'server', 'static', buildId, 'pages'))
+  const pages = await glob(
+    '**/*.js',
+    path.join(workPath, '.next', 'server', 'static', buildId, 'pages')
+  );
+  const launcherPath = path.join(__dirname, 'launcher.js');
+  const launcherData = await readFile(launcherPath, 'utf8');
 
-  const lambdas = {}
-  for(const page in pages) {
-    // These default pages don't have to be handled a rendering, they'd always 404
-    if(['_app.js', '_error.js', '_document.js'].includes(page)) {
-      continue
-    }
+  const lambdas = {};
+  await Promise.all(
+    Object.keys(pages).map(async page => {
+      // These default pages don't have to be handled as they'd always 404
+      if (['_app.js', '_error.js', '_document.js'].includes(page)) {
+        return;
+      }
 
-    const pageFiles = {
-      [`.next/server/static/${buildId}/pages/_document.js`]: files[`.next/server/static/${buildId}/pages/_document.js`],
-      [`.next/server/static/${buildId}/pages/_app.js`]: files[`.next/server/static/${buildId}/pages/_app.js`],
-      [`.next/server/static/${buildId}/pages/_error.js`]: files[`.next/server/static/${buildId}/pages/_error.js`],
-      [`.next/server/static/${buildId}/pages/${page}`]: files[`.next/server/static/${buildId}/pages/${page}`]
-    }
+      const pathname = page.replace(/\.js$/, '');
+      const launcher = launcherData.replace(
+        'PATHNAME_PLACEHOLDER',
+        `/${pathname.replace(/(^|\/)index$/, '')}`
+      );
 
-    lambdas[path.join(entryDirectory, page.replace(/\.js$/, ''))] = await createLambda({
-      files: {...nextFiles, ...pageFiles},
-      handler: 'now__launcher.launcher',
-      runtime: 'nodejs8.10'
+      const pageFiles = {
+        [`.next/server/static/${buildId}/pages/_document.js`]: downloadedFiles[
+          `.next/server/static/${buildId}/pages/_document.js`
+        ],
+        [`.next/server/static/${buildId}/pages/_app.js`]: downloadedFiles[
+          `.next/server/static/${buildId}/pages/_app.js`
+        ],
+        [`.next/server/static/${buildId}/pages/_error.js`]: downloadedFiles[
+          `.next/server/static/${buildId}/pages/_error.js`
+        ],
+        [`.next/server/static/${buildId}/pages/${page}`]: downloadedFiles[
+          `.next/server/static/${buildId}/pages/${page}`
+        ]
+      };
+
+      lambdas[path.join(entryDirectory, pathname)] = await createLambda({
+        files: {
+          ...nextFiles,
+          ...pageFiles,
+          'now__launcher.js': new FileBlob({ data: launcher })
+        },
+        handler: 'now__launcher.launcher',
+        runtime: 'nodejs8.10'
+      });
     })
-  }
+  );
 
-  const nextStaticFiles = await glob('**', path.join(workPath, '.next', 'static'))
-  const staticFiles = {}
-  for(const staticFile in nextStaticFiles) {
-    staticFiles[path.join(entryDirectory, '_next/static/' + staticFile)] = nextStaticFiles[staticFile]
-  }
+  const nextStaticFiles = await glob(
+    '**',
+    path.join(workPath, '.next', 'static')
+  );
+  const staticFiles = Object.keys(nextStaticFiles).reduce(
+    (mappedFiles, file) => ({
+      ...mappedFiles,
+      [path.join(entryDirectory, `_next/static/${file}`)]: nextStaticFiles[file]
+    }),
+    {}
+  );
 
   return { ...lambdas, ...staticFiles };
 };
@@ -163,20 +233,22 @@ exports.build = async ({ files, workPath, entrypoint }) => {
 exports.prepareCache = async ({ files, cachePath, workPath }) => {
   console.log('downloading user files...');
   await download(files, cachePath);
-  await download(await glob('.next/**', workPath), cachePath)
-  await download(await glob('node_modules/**', workPath), cachePath)
+  await download(await glob('.next/**', workPath), cachePath);
+  await download(await glob('node_modules/**', workPath), cachePath);
 
-  console.log('.next folder contents', await glob('.next/**', cachePath))
-  console.log('.cache folder contents', await glob('node_modules/.cache/**', cachePath))
+  console.log('.next folder contents', await glob('.next/**', cachePath));
+  console.log(
+    '.cache folder contents',
+    await glob('node_modules/.cache/**', cachePath)
+  );
 
   console.log('running npm install...');
   await runNpmInstall(cachePath);
 
-
   return {
-    ...await glob('.next/records.json', cachePath),
-    ...await glob('.next/server/records.json', cachePath),
-    ...await glob('node_modules/**', cachePath),
-    ...await glob('yarn.lock', cachePath)
+    ...(await glob('.next/records.json', cachePath)),
+    ...(await glob('.next/server/records.json', cachePath)),
+    ...(await glob('node_modules/**', cachePath)),
+    ...(await glob('yarn.lock', cachePath))
   };
 };

packages/now-next/launcher.js

@@ -1,15 +1,19 @@
-const { Bridge } = require('./now__bridge.js');
 const { Server } = require('http');
-const next = require('next-server')
+const next = require('next-server');
+const url = require('url');
+const { Bridge } = require('./now__bridge.js');
+
 const bridge = new Bridge();
 bridge.port = 3000;
 
 process.env.NODE_ENV = 'production';
 
-const app = next({})
-const handler = app.getRequestHandler()
+const app = next({});
 
-const server = new Server(handler);
+const server = new Server((req, res) => {
+  const parsedUrl = url.parse(req.url, true);
+  app.render(req, res, 'PATHNAME_PLACEHOLDER', parsedUrl.query, parsedUrl);
+});
 server.listen(bridge.port);
 
 exports.launcher = bridge.launcher;

packages/now-next/package.json

@@ -1,9 +1,12 @@
 {
   "name": "@now/next",
-  "version": "0.0.74-canary.0",
+  "version": "0.0.76",
   "dependencies": {
     "@now/node-bridge": "0.1.4",
     "execa": "^1.0.0",
     "fs.promised": "^3.0.0"
+  },
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
   }
 }

packages/now-node-bridge/bridge.js

@@ -1,12 +1,48 @@
-const assert = require('assert');
 const http = require('http');
 
+function normalizeEvent(event) {
+  if (event.Action === 'Invoke') {
+    const invokeEvent = JSON.parse(event.body);
+
+    const { method, path, headers, encoding } = invokeEvent;
+
+    let { body } = invokeEvent;
+
+    if (body) {
+      if (encoding === 'base64') {
+        body = Buffer.from(body, encoding);
+      } else if (encoding === undefined) {
+        body = Buffer.from(body);
+      } else {
+        throw new Error(`Unsupported encoding: ${encoding}`);
+      }
+    }
+
+    return {
+      method,
+      path,
+      headers,
+      body
+    };
+  }
+
+  const { httpMethod: method, path, headers, body } = event;
+
+  return {
+    method,
+    path,
+    headers,
+    body
+  };
+}
+
 class Bridge {
-  constructor () {
+  constructor() {
     this.launcher = this.launcher.bind(this);
   }
 
-  launcher (event) {
+  launcher(event) {
+    // eslint-disable-next-line consistent-return
     return new Promise((resolve, reject) => {
       if (this.userError) {
         console.error('Error while initializing entrypoint:', this.userError);
@@ -17,23 +53,7 @@ class Bridge {
         return resolve({ statusCode: 504, body: '' });
       }
 
-      let method, path, headers, body;
-
-      if (event.Action === 'Invoke') {
-        event = JSON.parse(event.body);
-        method = event.method;
-        path = event.path;
-        headers = event.headers;
-        if (event.body) {
-          assert(event.encoding === 'base64', JSON.stringify(event)); // do we support anything else?
-          body = Buffer.from(event.body, event.encoding);
-        }
-      } else {
-        method = event.httpMethod;
-        path = event.path;
-        headers = event.headers;
-        body = event.body;
-      }
+      const { method, path, headers, body } = normalizeEvent(event);
 
       const opts = {
         hostname: '127.0.0.1',
@@ -43,17 +63,18 @@ class Bridge {
         headers
       };
 
-      const req = http.request(opts, (resp) => {
+      const req = http.request(opts, res => {
+        const response = res;
         const respBodyChunks = [];
-        resp.on('data', (chunk) => respBodyChunks.push(Buffer.from(chunk)));
-        resp.on('error', (error) => reject(error));
-        resp.on('end', () => {
-          delete resp.headers.connection;
-          delete resp.headers['content-length'];
+        response.on('data', chunk => respBodyChunks.push(Buffer.from(chunk)));
+        response.on('error', error => reject(error));
+        response.on('end', () => {
+          delete response.headers.connection;
+          delete response.headers['content-length'];
 
           resolve({
-            statusCode: resp.statusCode,
-            headers: resp.headers,
+            statusCode: response.statusCode,
+            headers: response.headers,
             body: Buffer.concat(respBodyChunks).toString('base64'),
             encoding: 'base64'
           });

packages/now-node-bridge/index.js

@@ -1,2 +1,3 @@
 const path = require('path');
+
 module.exports = path.join(__dirname, 'bridge.js');

packages/now-node-bridge/package.json

@@ -1,4 +1,7 @@
 {
   "name": "@now/node-bridge",
-  "version": "0.1.6-canary.0"
+  "version": "0.1.6",
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
+  }
 }

packages/now-node-server/index.js

@@ -6,16 +6,17 @@ const fs = require('fs');
 const glob = require('@now/build-utils/fs/glob.js');
 const path = require('path');
 const { promisify } = require('util');
-const { runNpmInstall, runPackageJsonScript
-  } = require('@now/build-utils/fs/run-user-scripts.js');
+const { runNpmInstall, runPackageJsonScript } = require('@now/build-utils/fs/run-user-scripts.js');
 
 const fsp = {
-  readFile: promisify(fs.readFile)
+  readFile: promisify(fs.readFile),
 };
 
-async function commonForTwo ({ files, entrypoint, workPath, cachePath }) {
+async function commonForTwo({
+  files, entrypoint, workPath, cachePath,
+}) {
   const xPath = workPath || cachePath;
-  const preferOfflineArgument = workPath ? [ '--prefer-offline' ] : [];
+  const preferOfflineArgument = workPath ? ['--prefer-offline'] : [];
 
   const xUserPath = path.join(xPath, 'user');
   const xRollupPath = path.join(xPath, 'rollup');
@@ -32,25 +33,64 @@ async function commonForTwo ({ files, entrypoint, workPath, cachePath }) {
     'package.json': new FileBlob({
       data: JSON.stringify({
         dependencies: {
-          'builtins': '2.0.0',
-          'rollup': '0.67.0',
+          builtins: '2.0.0',
+          rollup: '0.67.0',
           'rollup-plugin-commonjs': '9.2.0',
           'rollup-plugin-json': '3.1.0',
           'rollup-plugin-node-resolve': '3.4.0',
-          'rollup-plugin-terser': '3.0.0'
-        }
-      })
-    })
+          'rollup-plugin-terser': '3.0.0',
+        },
+      }),
+    }),
   }, xRollupPath);
 
   console.log('running npm install for rollup...');
   await runNpmInstall(xRollupPath, preferOfflineArgument);
-  return [ filesOnDisk, xRollupPath, entrypointFsDirname ];
+  return [filesOnDisk, xRollupPath, entrypointFsDirname];
+}
+
+async function compile(workRollupPath, input) {
+  const rollup = require(path.join(workRollupPath, 'node_modules/rollup'));
+  const nodeResolve = require(path.join(workRollupPath, 'node_modules/rollup-plugin-node-resolve'));
+  const commonjs = require(path.join(workRollupPath, 'node_modules/rollup-plugin-commonjs'));
+  const json = require(path.join(workRollupPath, 'node_modules/rollup-plugin-json'));
+  const { terser } = require(path.join(workRollupPath, 'node_modules/rollup-plugin-terser'));
+  const builtins = require(path.join(workRollupPath, 'node_modules/builtins'))();
+
+  const bundle = await rollup.rollup({
+    input,
+    plugins: [
+      nodeResolve({
+        module: false,
+        jsnext: false,
+        browser: false,
+        preferBuiltins: true,
+      }),
+      json(),
+      commonjs(),
+      terser(),
+    ],
+    onwarn(error) {
+      if (/external dependency/.test(error.message)) {
+        const mod = error.message.split('\'')[1];
+        // ignore rollup warnings about known node.js modules
+        if (builtins.indexOf(mod) > -1) return;
+      }
+      console.error(error.message);
+    },
+  });
+
+  return (await bundle.generate({
+    format: 'cjs',
+  })).code;
 }
 
 exports.build = async ({ files, entrypoint, workPath }) => {
-  const [ filesOnDisk, workRollupPath, entrypointFsDirname ] =
-    await commonForTwo({ files, entrypoint, workPath });
+  const [
+    filesOnDisk,
+    workRollupPath,
+    entrypointFsDirname,
+  ] = await commonForTwo({ files, entrypoint, workPath });
 
   console.log('running user script...');
   await runPackageJsonScript(entrypointFsDirname, 'now-build');
@@ -67,18 +107,18 @@ exports.build = async ({ files, entrypoint, workPath }) => {
 
   launcherData = launcherData.replace('// PLACEHOLDER', [
     'process.chdir("./user");',
-    `require("./${path.join('user', entrypoint)}");`
+    `require("./${path.join('user', entrypoint)}");`,
   ].join(' '));
 
   const launcherFiles = {
     'launcher.js': new FileBlob({ data: launcherData }),
-    'bridge.js': new FileFsRef({ fsPath: require('@now/node-bridge') })
+    'bridge.js': new FileFsRef({ fsPath: require('@now/node-bridge') }),
   };
 
   const lambda = await createLambda({
     files: { ...compiledFiles, ...launcherFiles },
     handler: 'launcher.launcher',
-    runtime: 'nodejs8.10'
+    runtime: 'nodejs8.10',
   });
 
   return { [entrypoint]: lambda };
@@ -93,42 +133,6 @@ exports.prepareCache = async ({ files, entrypoint, cachePath }) => {
     ...await glob('user/yarn.lock', cachePath),
     ...await glob('rollup/node_modules/**', cachePath),
     ...await glob('rollup/package-lock.json', cachePath),
-    ...await glob('rollup/yarn.lock', cachePath)
+    ...await glob('rollup/yarn.lock', cachePath),
   };
 };
-
-async function compile (workRollupPath, input) {
-  const rollup = require(path.join(workRollupPath, 'node_modules/rollup'));
-  const nodeResolve = require(path.join(workRollupPath, 'node_modules/rollup-plugin-node-resolve'));
-  const commonjs = require(path.join(workRollupPath, 'node_modules/rollup-plugin-commonjs'));
-  const json = require(path.join(workRollupPath, 'node_modules/rollup-plugin-json'));
-  const { terser } = require(path.join(workRollupPath, 'node_modules/rollup-plugin-terser'));
-  const builtins = require(path.join(workRollupPath, 'node_modules/builtins'))();
-
-  const bundle = await rollup.rollup({
-    input,
-    plugins: [
-      nodeResolve({
-        module: false,
-        jsnext: false,
-        browser: false,
-        preferBuiltins: true
-      }),
-      json(),
-      commonjs(),
-      terser()
-    ],
-    onwarn: function (error) {
-      if (/external dependency/.test(error.message)) {
-        const mod = error.message.split('\'')[1];
-        // ignore rollup warnings about known node.js modules
-        if (builtins.indexOf(mod) > -1) return;
-      }
-      console.error(error.message);
-    }
-  });
-
-  return (await bundle.generate({
-    format: 'cjs'
-  })).code;
-}

packages/now-node-server/launcher.js

@@ -1,10 +1,11 @@
-const { Bridge } = require('./bridge.js');
 const { Server } = require('http');
+const { Bridge } = require('./bridge.js');
+
 const bridge = new Bridge();
 
 const saveListen = Server.prototype.listen;
-Server.prototype.listen = function (...args) {
-  this.on('listening', function () {
+Server.prototype.listen = function listen(...args) {
+  this.on('listening', function listening() {
     bridge.port = this.address().port;
   });
   saveListen.apply(this, args);

packages/now-node-server/package.json

@@ -1,7 +1,10 @@
 {
   "name": "@now/node-server",
-  "version": "0.4.21-canary.0",
+  "version": "0.4.21",
   "dependencies": {
-    "@now/node-bridge": "^0.1.6-canary.0"
+    "@now/node-bridge": "^0.1.6"
+  },
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
   }
 }

packages/now-node/index.js

@@ -6,16 +6,17 @@ const fs = require('fs');
 const glob = require('@now/build-utils/fs/glob.js');
 const path = require('path');
 const { promisify } = require('util');
-const { runNpmInstall, runPackageJsonScript
-  } = require('@now/build-utils/fs/run-user-scripts.js');
+const { runNpmInstall, runPackageJsonScript } = require('@now/build-utils/fs/run-user-scripts.js');
 
 const fsp = {
-  readFile: promisify(fs.readFile)
+  readFile: promisify(fs.readFile),
 };
 
-async function commonForTwo ({ files, entrypoint, workPath, cachePath }) {
+async function commonForTwo({
+  files, entrypoint, workPath, cachePath,
+}) {
   const xPath = workPath || cachePath;
-  const preferOfflineArgument = workPath ? [ '--prefer-offline' ] : [];
+  const preferOfflineArgument = workPath ? ['--prefer-offline'] : [];
 
   const xUserPath = path.join(xPath, 'user');
   const xRollupPath = path.join(xPath, 'rollup');
@@ -32,25 +33,64 @@ async function commonForTwo ({ files, entrypoint, workPath, cachePath }) {
     'package.json': new FileBlob({
       data: JSON.stringify({
         dependencies: {
-          'builtins': '2.0.0',
-          'rollup': '0.67.0',
+          builtins: '2.0.0',
+          rollup: '0.67.0',
           'rollup-plugin-commonjs': '9.2.0',
           'rollup-plugin-json': '3.1.0',
           'rollup-plugin-node-resolve': '3.4.0',
-          'rollup-plugin-terser': '3.0.0'
-        }
-      })
-    })
+          'rollup-plugin-terser': '3.0.0',
+        },
+      }),
+    }),
   }, xRollupPath);
 
   console.log('running npm install for rollup...');
   await runNpmInstall(xRollupPath, preferOfflineArgument);
-  return [ filesOnDisk, xRollupPath, entrypointFsDirname ];
+  return [filesOnDisk, xRollupPath, entrypointFsDirname];
+}
+
+async function compile(workRollupPath, input) {
+  const rollup = require(path.join(workRollupPath, 'node_modules/rollup'));
+  const nodeResolve = require(path.join(workRollupPath, 'node_modules/rollup-plugin-node-resolve'));
+  const commonjs = require(path.join(workRollupPath, 'node_modules/rollup-plugin-commonjs'));
+  const json = require(path.join(workRollupPath, 'node_modules/rollup-plugin-json'));
+  const { terser } = require(path.join(workRollupPath, 'node_modules/rollup-plugin-terser'));
+  const builtins = require(path.join(workRollupPath, 'node_modules/builtins'))();
+
+  const bundle = await rollup.rollup({
+    input,
+    plugins: [
+      nodeResolve({
+        module: false,
+        jsnext: false,
+        browser: false,
+        preferBuiltins: true,
+      }),
+      json(),
+      commonjs(),
+      terser(),
+    ],
+    onwarn(error) {
+      if (/external dependency/.test(error.message)) {
+        const mod = error.message.split('\'')[1];
+        // ignore rollup warnings about known node.js modules
+        if (builtins.indexOf(mod) > -1) return;
+      }
+      console.error(error.message);
+    },
+  });
+
+  return (await bundle.generate({
+    format: 'cjs',
+  })).code;
 }
 
 exports.build = async ({ files, entrypoint, workPath }) => {
-  const [ filesOnDisk, workRollupPath, entrypointFsDirname ] =
-    await commonForTwo({ files, entrypoint, workPath });
+  const [
+    filesOnDisk,
+    workRollupPath,
+    entrypointFsDirname,
+  ] = await commonForTwo({ files, entrypoint, workPath });
 
   console.log('running user script...');
   await runPackageJsonScript(entrypointFsDirname, 'now-build');
@@ -67,18 +107,18 @@ exports.build = async ({ files, entrypoint, workPath }) => {
 
   launcherData = launcherData.replace('// PLACEHOLDER', [
     'process.chdir("./user");',
-    `listener = require("./${path.join('user', entrypoint)}");`
+    `listener = require("./${path.join('user', entrypoint)}");`,
   ].join(' '));
 
   const launcherFiles = {
     'launcher.js': new FileBlob({ data: launcherData }),
-    'bridge.js': new FileFsRef({ fsPath: require('@now/node-bridge') })
+    'bridge.js': new FileFsRef({ fsPath: require('@now/node-bridge') }),
   };
 
   const lambda = await createLambda({
     files: { ...compiledFiles, ...launcherFiles },
     handler: 'launcher.launcher',
-    runtime: 'nodejs8.10'
+    runtime: 'nodejs8.10',
   });
 
   return { [entrypoint]: lambda };
@@ -93,42 +133,6 @@ exports.prepareCache = async ({ files, entrypoint, cachePath }) => {
     ...await glob('user/yarn.lock', cachePath),
     ...await glob('rollup/node_modules/**', cachePath),
     ...await glob('rollup/package-lock.json', cachePath),
-    ...await glob('rollup/yarn.lock', cachePath)
+    ...await glob('rollup/yarn.lock', cachePath),
   };
 };
-
-async function compile (workRollupPath, input) {
-  const rollup = require(path.join(workRollupPath, 'node_modules/rollup'));
-  const nodeResolve = require(path.join(workRollupPath, 'node_modules/rollup-plugin-node-resolve'));
-  const commonjs = require(path.join(workRollupPath, 'node_modules/rollup-plugin-commonjs'));
-  const json = require(path.join(workRollupPath, 'node_modules/rollup-plugin-json'));
-  const { terser } = require(path.join(workRollupPath, 'node_modules/rollup-plugin-terser'));
-  const builtins = require(path.join(workRollupPath, 'node_modules/builtins'))();
-
-  const bundle = await rollup.rollup({
-    input,
-    plugins: [
-      nodeResolve({
-        module: false,
-        jsnext: false,
-        browser: false,
-        preferBuiltins: true
-      }),
-      json(),
-      commonjs(),
-      terser()
-    ],
-    onwarn: function (error) {
-      if (/external dependency/.test(error.message)) {
-        const mod = error.message.split('\'')[1];
-        // ignore rollup warnings about known node.js modules
-        if (builtins.indexOf(mod) > -1) return;
-      }
-      console.error(error.message);
-    }
-  });
-
-  return (await bundle.generate({
-    format: 'cjs'
-  })).code;
-}

packages/now-node/launcher.js

@@ -1,5 +1,6 @@
-const { Bridge } = require('./bridge.js');
 const { Server } = require('http');
+const { Bridge } = require('./bridge.js');
+
 const bridge = new Bridge();
 bridge.port = 3000;
 let listener;

packages/now-node/package.json

@@ -1,7 +1,10 @@
 {
   "name": "@now/node",
-  "version": "0.4.23-canary.0",
+  "version": "0.4.23",
   "dependencies": {
-    "@now/node-bridge": "^0.1.6-canary.0"
+    "@now/node-bridge": "^0.1.6"
+  },
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
   }
 }

packages/now-optipng/index.js

@@ -2,12 +2,10 @@ const FileBlob = require('@now/build-utils/file-blob.js');
 const OptiPng = require('optipng');
 const pipe = require('multipipe');
 
-exports.analyze = ({ files, entrypoint }) => {
-  return files[entrypoint].digest;
-};
+exports.analyze = ({ files, entrypoint }) => files[entrypoint].digest;
 
 exports.build = async ({ files, entrypoint }) => {
-  const optimizer = new OptiPng([ '-o9' ]);
+  const optimizer = new OptiPng(['-o9']);
   const stream = pipe(files[entrypoint].toStream(), optimizer);
   const result = await FileBlob.fromStream({ stream });
   return { [entrypoint]: result };

packages/now-optipng/package.json

@@ -1,8 +1,11 @@
 {
   "name": "@now/optipng",
-  "version": "0.4.4-canary.0",
+  "version": "0.4.4",
   "dependencies": {
     "multipipe": "2.0.3",
     "optipng": "1.1.0"
+  },
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
   }
 }

packages/now-php/index.js

@@ -5,7 +5,7 @@ const rename = require('@now/build-utils/fs/rename.js');
 
 exports.build = async ({ files, entrypoint }) => {
   // move all user code to 'user' subdirectory
-  const userFiles = rename(files, (name) => path.join('user', name));
+  const userFiles = rename(files, name => path.join('user', name));
   const launcherFiles = await glob('**', path.join(__dirname, 'dist'));
   const zipFiles = { ...userFiles, ...launcherFiles };
 
@@ -15,8 +15,8 @@ exports.build = async ({ files, entrypoint }) => {
     runtime: 'go1.x',
     environment: {
       SCRIPT_NAME: path.join('/', entrypoint),
-      NOW_PHP_SCRIPT: path.join('user', entrypoint)
-    }
+      NOW_PHP_SCRIPT: path.join('user', entrypoint),
+    },
   });
 
   return { [entrypoint]: lambda };

packages/now-php/package.json

@@ -1,4 +1,7 @@
 {
   "name": "@now/php",
-  "version": "0.4.8-canary.0"
+  "version": "0.4.8",
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
+  }
 }

packages/now-python/download-and-install-pip.js

@@ -1,33 +1,34 @@
-const path = require('path')
-const fetch = require('node-fetch')
-const execa = require('execa')
-const { createWriteStream } = require('fs')
+const path = require('path');
+const fetch = require('node-fetch');
+const execa = require('execa');
+const { createWriteStream } = require('fs');
 
 const getWritableDirectory = require('@now/build-utils/fs/get-writable-directory.js');
-const url = 'https://bootstrap.pypa.io/get-pip.py'
+
+const url = 'https://bootstrap.pypa.io/get-pip.py';
 
 // downloads `get-pip.py` and returns its absolute path
 async function downloadGetPipScript() {
-  console.log('downloading "get-pip.py"...')
-  const res = await fetch(url)
+  console.log('downloading "get-pip.py"...');
+  const res = await fetch(url);
 
   if (!res.ok || res.status !== 200) {
-    throw new Error(`Could not download "get-pip.py" from "${url}"`)
-  } 
-  
-  const dir = await getWritableDirectory()
-  const filePath = path.join(dir, 'get-pip.py')
-  const writeStream = createWriteStream(filePath)
-  
+    throw new Error(`Could not download "get-pip.py" from "${url}"`);
+  }
+
+  const dir = await getWritableDirectory();
+  const filePath = path.join(dir, 'get-pip.py');
+  const writeStream = createWriteStream(filePath);
+
   return new Promise((resolve, reject) => {
     res.body
       .on('error', reject)
       .pipe(writeStream)
-      .on('finish', () => resolve(filePath))
-  })
+      .on('finish', () => resolve(filePath));
+  });
 }
 
-// downloads and installs `pip` (respecting 
+// downloads and installs `pip` (respecting
 // process.env.PYTHONUSERBASE), and returns
 // the absolute path to it
 async function downloadAndInstallPip() {
@@ -36,19 +37,19 @@ async function downloadAndInstallPip() {
     // installed to. `--user` will assume `~` if this
     // is not set, and `~` is not writeable on AWS Lambda.
     // let's refuse to proceed
-    throw new Error('Could not install "pip": "PYTHONUSERBASE" env var is not set')
+    throw new Error('Could not install "pip": "PYTHONUSERBASE" env var is not set');
   }
-  const getPipFilePath = await downloadGetPipScript()
+  const getPipFilePath = await downloadGetPipScript();
 
-  console.log('runing "python get-pip.py"...')
+  console.log('runing "python get-pip.py"...');
   try {
-    await execa('python3', [getPipFilePath, '--user'], {stdio: 'inherit'})
+    await execa('python3', [getPipFilePath, '--user'], { stdio: 'inherit' });
   } catch (err) {
-    console.log('could not install pip')
-    throw err
+    console.log('could not install pip');
+    throw err;
   }
 
-  return path.join(process.env.PYTHONUSERBASE, 'bin', 'pip')
+  return path.join(process.env.PYTHONUSERBASE, 'bin', 'pip');
 }
 
-module.exports = downloadAndInstallPip
+module.exports = downloadAndInstallPip;

packages/now-python/index.js

@@ -1,77 +1,78 @@
-const path = require('path')
-const execa = require('execa')
-const { readFile, writeFile } = require('fs.promised')
+const path = require('path');
+const execa = require('execa');
+const { readFile, writeFile } = require('fs.promised');
 const getWritableDirectory = require('@now/build-utils/fs/get-writable-directory.js');
-const download = require('@now/build-utils/fs/download.js')
-const downloadAndInstallPip = require('./download-and-install-pip')
+const download = require('@now/build-utils/fs/download.js');
 const glob = require('@now/build-utils/fs/glob.js');
 const { createLambda } = require('@now/build-utils/lambda.js');
+const downloadAndInstallPip = require('./download-and-install-pip');
 
 async function pipInstall(pipPath, srcDir, ...args) {
-  console.log(`running "pip install -t ${srcDir} ${args.join(' ')}"...`)
+  console.log(`running "pip install -t ${srcDir} ${args.join(' ')}"...`);
   try {
     await execa(
       pipPath,
       [
         'install',
         '-t', srcDir,
-        ...args
+        ...args,
       ],
-      {stdio: 'inherit'}
-    )
+      { stdio: 'inherit' },
+    );
   } catch (err) {
-    console.log(`failed to run "pip install -t ${srcDir} ${args.join(' ')}"`)
-    throw err
+    console.log(`failed to run "pip install -t ${srcDir} ${args.join(' ')}"`);
+    throw err;
   }
 }
 
-exports.build = async ({ files, entrypoint, config }) => {
-  console.log('downloading files...')
+exports.build = async ({ files, entrypoint }) => {
+  console.log('downloading files...');
 
-  const srcDir = await getWritableDirectory()
+  const srcDir = await getWritableDirectory();
+
+  // eslint-disable-next-line no-param-reassign
+  files = await download(files, srcDir);
 
-  files = await download(files, srcDir)
-  
   // this is where `pip` will be installed to
   // we need it to be under `/tmp`
-  const pyUserBase = await getWritableDirectory()
-  process.env.PYTHONUSERBASE = pyUserBase
+  const pyUserBase = await getWritableDirectory();
+  process.env.PYTHONUSERBASE = pyUserBase;
 
-  const pipPath = await downloadAndInstallPip()
+  const pipPath = await downloadAndInstallPip();
 
-  await pipInstall(pipPath, srcDir, 'requests')
+  await pipInstall(pipPath, srcDir, 'requests');
 
   if (files['requirements.txt']) {
-    console.log('found "requirements.txt"')
+    console.log('found "requirements.txt"');
 
-    const requirementsTxtPath = files['requirements.txt'].fsPath
-    await pipInstall(pipPath, srcDir, '-r', requirementsTxtPath)
+    const requirementsTxtPath = files['requirements.txt'].fsPath;
+    await pipInstall(pipPath, srcDir, '-r', requirementsTxtPath);
   }
 
-  const originalNowHandlerPyContents = await readFile(path.join(__dirname, 'now_handler.py'), 'utf8')
+  const originalNowHandlerPyContents = await readFile(path.join(__dirname, 'now_handler.py'), 'utf8');
   // will be used on `from $here import handler`
   // for example, `from api.users import handler`
-  console.log('entrypoint is', entrypoint)
-  const userHandlerFilePath = entrypoint.replace(/\//g, '.').replace(/\.py$/, '')
+  console.log('entrypoint is', entrypoint);
+  const userHandlerFilePath = entrypoint.replace(/\//g, '.').replace(/\.py$/, '');
   const nowHandlerPyContents = originalNowHandlerPyContents.replace(
     '__NOW_HANDLER_FILENAME',
-    userHandlerFilePath
-  )
+    userHandlerFilePath,
+  );
 
   // in order to allow the user to have `server.py`, we need our `server.py` to be called
   // somethig else
-  const nowHandlerPyFilename = 'now__handler__python'
+  const nowHandlerPyFilename = 'now__handler__python';
 
-  await writeFile(path.join(srcDir, nowHandlerPyFilename + '.py'), nowHandlerPyContents)
+  await writeFile(path.join(srcDir, `${nowHandlerPyFilename}.py`), nowHandlerPyContents);
 
   const lambda = await createLambda({
     files: await glob('**', srcDir),
-    handler: nowHandlerPyFilename + '.now_handler',
+    handler: `${nowHandlerPyFilename}.now_handler`,
     runtime: 'python3.6',
-    environment: {}
-  })
+    environment: {},
+  });
 
   return {
-    [entrypoint]: lambda
-  }
-}
+    [entrypoint]: lambda,
+  };
+};

packages/now-python/package.json

@@ -1,11 +1,14 @@
 {
   "name": "@now/python",
-  "version": "0.0.37-canary.0",
+  "version": "0.0.37",
   "main": "index.js",
   "license": "MIT",
   "dependencies": {
     "execa": "^1.0.0",
     "fs.promised": "^3.0.0",
     "node-fetch": "^2.2.0"
+  },
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
   }
 }

packages/now-static-build/index.js

@@ -1,29 +1,35 @@
 const download = require('@now/build-utils/fs/download.js');
 const glob = require('@now/build-utils/fs/glob.js');
 const path = require('path');
-const { runNpmInstall, runPackageJsonScript,
-  runShellScript } = require('@now/build-utils/fs/run-user-scripts.js');
+const {
+  runNpmInstall, runPackageJsonScript, runShellScript,
+} = require('@now/build-utils/fs/run-user-scripts.js');
 
-exports.build = async ({ files, entrypoint, workPath }) => {
+exports.build = async ({
+  files, entrypoint, workPath, config,
+}) => {
   console.log('downloading user files...');
   await download(files, workPath);
   console.log('running user scripts...');
   const mountpoint = path.dirname(entrypoint);
   const entrypointFsDirname = path.join(workPath, mountpoint);
-  const distPath = path.join(workPath, path.dirname(entrypoint), 'dist');
+  const distPath = path.join(
+    workPath,
+    path.dirname(entrypoint),
+    (config && config.distDir) || 'dist',
+  );
 
   if (path.basename(entrypoint) === 'package.json') {
-    await runNpmInstall(entrypointFsDirname, [ '--prefer-offline' ]);
+    await runNpmInstall(entrypointFsDirname, ['--prefer-offline']);
     if (await runPackageJsonScript(entrypointFsDirname, 'now-build')) {
-      return await glob('**', distPath, mountpoint);
-    } else {
-      throw new Error(`An error running "now-build" script in "${entrypoint}"`);
+      return glob('**', distPath, mountpoint);
     }
+    throw new Error(`An error running "now-build" script in "${entrypoint}"`);
   }
 
   if (path.extname(entrypoint) === '.sh') {
     await runShellScript(path.join(workPath, entrypoint));
-    return await glob('**', distPath, mountpoint);
+    return glob('**', distPath, mountpoint);
   }
 
   return {};

packages/now-static-build/package.json

@@ -1,4 +1,7 @@
 {
   "name": "@now/static-build",
-  "version": "0.4.12-canary.0"
+  "version": "0.4.12",
+  "peerDependencies": {
+    "@now/build-utils": ">=0.0.1"
+  }
 }

test/integration/now-next/index.test.js

@@ -0,0 +1,23 @@
+/* global it, expect */
+const path = require('path');
+const runBuildLambda = require('../../lib/run-build-lambda');
+
+const TWO_MINUTES = 120000;
+
+it('Should build the standard example', async () => {
+  const { buildResult } = await runBuildLambda(path.join(__dirname, 'standard'));
+  expect(buildResult.index).toBeDefined();
+  const filePaths = Object.keys(buildResult);
+  const hasUnderScoreAppStaticFile = filePaths.some(filePath => filePath.match(/static.*\/pages\/_app\.js$/));
+  const hasUnderScoreErrorStaticFile = filePaths.some(filePath => filePath.match(/static.*\/pages\/_error\.js$/));
+  expect(hasUnderScoreAppStaticFile).toBeTruthy();
+  expect(hasUnderScoreErrorStaticFile).toBeTruthy();
+}, TWO_MINUTES);
+
+it('Should throw when package.json or next.config.js is not the "src"', async () => {
+  try {
+    await runBuildLambda(path.join(__dirname, 'no-package-json-and-next-config'));
+  } catch (err) {
+    expect(err.message).toMatch(/package\.json/);
+  }
+});

test/integration/now-next/no-package-json-and-next-config/now.json

@@ -0,0 +1,6 @@
+{
+  "version": 2,
+  "builds": [
+    {"src": "pages/index.js", "use": "@now/next"}
+  ]
+}

test/integration/now-next/no-package-json-and-next-config/pages/index.js

@@ -0,0 +1 @@
+export default () => 'Index page';

test/integration/now-next/standard/next.config.js

@@ -0,0 +1 @@
+module.exports = {};

test/integration/now-next/standard/now.json

@@ -0,0 +1,6 @@
+{
+  "version": 2,
+  "builds": [
+    {"src": "next.config.js", "use": "@now/next"}
+  ]
+}

test/integration/now-next/standard/pages/index.js

@@ -0,0 +1 @@
+export default () => 'Index page';

test/integration/now-node/airtable/index.js

@@ -0,0 +1,6 @@
+// eslint-disable-next-line no-unused-vars
+const airtable = require('airtable');
+
+module.exports = (req, res) => {
+  res.end('Hello world');
+};

test/integration/now-node/airtable/now.json

@@ -0,0 +1,6 @@
+{
+  "version": 2,
+  "builds": [
+    {"src": "index.js", "use": "@now/node"}
+  ]
+}

test/integration/now-node/airtable/package.json

@@ -0,0 +1,9 @@
+{
+  "name": "airtable",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "dependencies": {
+    "airtable": "^0.5.7"
+  }
+}

test/integration/now-node/airtable/yarn.lock

@@ -0,0 +1,416 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+airtable@^0.5.7:
+  version "0.5.7"
+  resolved "https://registry.yarnpkg.com/airtable/-/airtable-0.5.7.tgz#19df9893564166fc2719f8e43118dbc4d7b776f6"
+  integrity sha512-xJiayyBTPgE0grEttU7ABdNzgvLAcmSz1l91aEea2bjqkxrVOViMPOyXilRZdVSUltPssgLMeeE+HOVVbh+Fwg==
+  dependencies:
+    async "1.5.2"
+    lodash "4.17.10"
+    request "2.88.0"
+    xhr "2.3.3"
+
+ajv@^6.5.5:
+  version "6.5.5"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.5.5.tgz#cf97cdade71c6399a92c6d6c4177381291b781a1"
+  integrity sha512-7q7gtRQDJSyuEHjuVgHoUa2VuemFiCMrfQc9Tc08XTAc4Zj/5U1buQJ0HU6i7fKjXU09SVgSmxa4sLvuvS8Iyg==
+  dependencies:
+    fast-deep-equal "^2.0.1"
+    fast-json-stable-stringify "^2.0.0"
+    json-schema-traverse "^0.4.1"
+    uri-js "^4.2.2"
+
+asn1@~0.2.3:
+  version "0.2.4"
+  resolved "https://registry.yarnpkg.com/asn1/-/asn1-0.2.4.tgz#8d2475dfab553bb33e77b54e59e880bb8ce23136"
+  integrity sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==
+  dependencies:
+    safer-buffer "~2.1.0"
+
+assert-plus@1.0.0, assert-plus@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/assert-plus/-/assert-plus-1.0.0.tgz#f12e0f3c5d77b0b1cdd9146942e4e96c1e4dd525"
+  integrity sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=
+
+async@1.5.2:
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
+  integrity sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=
+
+asynckit@^0.4.0:
+  version "0.4.0"
+  resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
+  integrity sha1-x57Zf380y48robyXkLzDZkdLS3k=
+
+aws-sign2@~0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/aws-sign2/-/aws-sign2-0.7.0.tgz#b46e890934a9591f2d2f6f86d7e6a9f1b3fe76a8"
+  integrity sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg=
+
+aws4@^1.8.0:
+  version "1.8.0"
+  resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.8.0.tgz#f0e003d9ca9e7f59c7a508945d7b2ef9a04a542f"
+  integrity sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ==
+
+bcrypt-pbkdf@^1.0.0:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz#a4301d389b6a43f9b67ff3ca11a3f6637e360e9e"
+  integrity sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=
+  dependencies:
+    tweetnacl "^0.14.3"
+
+caseless@~0.12.0:
+  version "0.12.0"
+  resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
+  integrity sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=
+
+combined-stream@^1.0.6, combined-stream@~1.0.6:
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.7.tgz#2d1d24317afb8abe95d6d2c0b07b57813539d828"
+  integrity sha512-brWl9y6vOB1xYPZcpZde3N9zDByXTosAeMDo4p1wzo6UMOX4vumB+TP1RZ76sfE6Md68Q0NJSrE/gbezd4Ul+w==
+  dependencies:
+    delayed-stream "~1.0.0"
+
+core-util-is@1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
+  integrity sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=
+
+dashdash@^1.12.0:
+  version "1.14.1"
+  resolved "https://registry.yarnpkg.com/dashdash/-/dashdash-1.14.1.tgz#853cfa0f7cbe2fed5de20326b8dd581035f6e2f0"
+  integrity sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=
+  dependencies:
+    assert-plus "^1.0.0"
+
+delayed-stream@~1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
+  integrity sha1-3zrhmayt+31ECqrgsp4icrJOxhk=
+
+dom-walk@^0.1.0:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/dom-walk/-/dom-walk-0.1.1.tgz#672226dc74c8f799ad35307df936aba11acd6018"
+  integrity sha1-ZyIm3HTI95mtNTB9+TaroRrNYBg=
+
+ecc-jsbn@~0.1.1:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz#3a83a904e54353287874c564b7549386849a98c9"
+  integrity sha1-OoOpBOVDUyh4dMVkt1SThoSamMk=
+  dependencies:
+    jsbn "~0.1.0"
+    safer-buffer "^2.1.0"
+
+extend@~3.0.2:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.2.tgz#f8b1136b4071fbd8eb140aff858b1019ec2915fa"
+  integrity sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==
+
+extsprintf@1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/extsprintf/-/extsprintf-1.3.0.tgz#96918440e3041a7a414f8c52e3c574eb3c3e1e05"
+  integrity sha1-lpGEQOMEGnpBT4xS48V06zw+HgU=
+
+extsprintf@^1.2.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/extsprintf/-/extsprintf-1.4.0.tgz#e2689f8f356fad62cca65a3a91c5df5f9551692f"
+  integrity sha1-4mifjzVvrWLMplo6kcXfX5VRaS8=
+
+fast-deep-equal@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz#7b05218ddf9667bf7f370bf7fdb2cb15fdd0aa49"
+  integrity sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=
+
+fast-json-stable-stringify@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz#d5142c0caee6b1189f87d3a76111064f86c8bbf2"
+  integrity sha1-1RQsDK7msRifh9OnYREGT4bIu/I=
+
+for-each@^0.3.2:
+  version "0.3.3"
+  resolved "https://registry.yarnpkg.com/for-each/-/for-each-0.3.3.tgz#69b447e88a0a5d32c3e7084f3f1710034b21376e"
+  integrity sha512-jqYfLp7mo9vIyQf8ykW2v7A+2N4QjeCeI5+Dz9XraiO1ign81wjiH7Fb9vSOWvQfNtmSa4H2RoQTrrXivdUZmw==
+  dependencies:
+    is-callable "^1.1.3"
+
+forever-agent@~0.6.1:
+  version "0.6.1"
+  resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
+  integrity sha1-+8cfDEGt6zf5bFd60e1C2P2sypE=
+
+form-data@~2.3.2:
+  version "2.3.3"
+  resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.3.3.tgz#dcce52c05f644f298c6a7ab936bd724ceffbf3a6"
+  integrity sha512-1lLKB2Mu3aGP1Q/2eCOx0fNbRMe7XdwktwOruhfqqd0rIJWwN4Dh+E3hrPSlDCXnSR7UtZ1N38rVXm+6+MEhJQ==
+  dependencies:
+    asynckit "^0.4.0"
+    combined-stream "^1.0.6"
+    mime-types "^2.1.12"
+
+getpass@^0.1.1:
+  version "0.1.7"
+  resolved "https://registry.yarnpkg.com/getpass/-/getpass-0.1.7.tgz#5eff8e3e684d569ae4cb2b1282604e8ba62149fa"
+  integrity sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=
+  dependencies:
+    assert-plus "^1.0.0"
+
+global@~4.3.0:
+  version "4.3.2"
+  resolved "https://registry.yarnpkg.com/global/-/global-4.3.2.tgz#e76989268a6c74c38908b1305b10fc0e394e9d0f"
+  integrity sha1-52mJJopsdMOJCLEwWxD8DjlOnQ8=
+  dependencies:
+    min-document "^2.19.0"
+    process "~0.5.1"
+
+har-schema@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/har-schema/-/har-schema-2.0.0.tgz#a94c2224ebcac04782a0d9035521f24735b7ec92"
+  integrity sha1-qUwiJOvKwEeCoNkDVSHyRzW37JI=
+
+har-validator@~5.1.0:
+  version "5.1.3"
+  resolved "https://registry.yarnpkg.com/har-validator/-/har-validator-5.1.3.tgz#1ef89ebd3e4996557675eed9893110dc350fa080"
+  integrity sha512-sNvOCzEQNr/qrvJgc3UG/kD4QtlHycrzwS+6mfTrrSq97BvaYcPZZI1ZSqGSPR73Cxn4LKTD4PttRwfU7jWq5g==
+  dependencies:
+    ajv "^6.5.5"
+    har-schema "^2.0.0"
+
+http-signature@~1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/http-signature/-/http-signature-1.2.0.tgz#9aecd925114772f3d95b65a60abb8f7c18fbace1"
+  integrity sha1-muzZJRFHcvPZW2WmCruPfBj7rOE=
+  dependencies:
+    assert-plus "^1.0.0"
+    jsprim "^1.2.2"
+    sshpk "^1.7.0"
+
+is-callable@^1.1.3:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.4.tgz#1e1adf219e1eeb684d691f9d6a05ff0d30a24d75"
+  integrity sha512-r5p9sxJjYnArLjObpjA4xu5EKI3CuKHkJXMhT7kwbpUyIFD1n5PMAsoPvWnvtZiNz7LjkYDRZhd7FlI0eMijEA==
+
+is-function@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/is-function/-/is-function-1.0.1.tgz#12cfb98b65b57dd3d193a3121f5f6e2f437602b5"
+  integrity sha1-Es+5i2W1fdPRk6MSH19uL0N2ArU=
+
+is-typedarray@~1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
+  integrity sha1-5HnICFjfDBsR3dppQPlgEfzaSpo=
+
+isstream@~0.1.2:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
+  integrity sha1-R+Y/evVa+m+S4VAOaQ64uFKcCZo=
+
+jsbn@~0.1.0:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/jsbn/-/jsbn-0.1.1.tgz#a5e654c2e5a2deb5f201d96cefbca80c0ef2f513"
+  integrity sha1-peZUwuWi3rXyAdls77yoDA7y9RM=
+
+json-schema-traverse@^0.4.1:
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz#69f6a87d9513ab8bb8fe63bdb0979c448e684660"
+  integrity sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==
+
+json-schema@0.2.3:
+  version "0.2.3"
+  resolved "https://registry.yarnpkg.com/json-schema/-/json-schema-0.2.3.tgz#b480c892e59a2f05954ce727bd3f2a4e882f9e13"
+  integrity sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM=
+
+json-stringify-safe@~5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
+  integrity sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus=
+
+jsprim@^1.2.2:
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/jsprim/-/jsprim-1.4.1.tgz#313e66bc1e5cc06e438bc1b7499c2e5c56acb6a2"
+  integrity sha1-MT5mvB5cwG5Di8G3SZwuXFastqI=
+  dependencies:
+    assert-plus "1.0.0"
+    extsprintf "1.3.0"
+    json-schema "0.2.3"
+    verror "1.10.0"
+
+lodash@4.17.10:
+  version "4.17.10"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
+  integrity sha512-UejweD1pDoXu+AD825lWwp4ZGtSwgnpZxb3JDViD7StjQz+Nb/6l093lx4OQ0foGWNRoc19mWy7BzL+UAK2iVg==
+
+mime-db@~1.37.0:
+  version "1.37.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.37.0.tgz#0b6a0ce6fdbe9576e25f1f2d2fde8830dc0ad0d8"
+  integrity sha512-R3C4db6bgQhlIhPU48fUtdVmKnflq+hRdad7IyKhtFj06VPNVdk2RhiYL3UjQIlso8L+YxAtFkobT0VK+S/ybg==
+
+mime-types@^2.1.12, mime-types@~2.1.19:
+  version "2.1.21"
+  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.21.tgz#28995aa1ecb770742fe6ae7e58f9181c744b3f96"
+  integrity sha512-3iL6DbwpyLzjR3xHSFNFeb9Nz/M8WDkX33t1GFQnFOllWk8pOrh/LSrB5OXlnlW5P9LH73X6loW/eogc+F5lJg==
+  dependencies:
+    mime-db "~1.37.0"
+
+min-document@^2.19.0:
+  version "2.19.0"
+  resolved "https://registry.yarnpkg.com/min-document/-/min-document-2.19.0.tgz#7bd282e3f5842ed295bb748cdd9f1ffa2c824685"
+  integrity sha1-e9KC4/WELtKVu3SM3Z8f+iyCRoU=
+  dependencies:
+    dom-walk "^0.1.0"
+
+oauth-sign@~0.9.0:
+  version "0.9.0"
+  resolved "https://registry.yarnpkg.com/oauth-sign/-/oauth-sign-0.9.0.tgz#47a7b016baa68b5fa0ecf3dee08a85c679ac6455"
+  integrity sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ==
+
+parse-headers@^2.0.0:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/parse-headers/-/parse-headers-2.0.1.tgz#6ae83a7aa25a9d9b700acc28698cd1f1ed7e9536"
+  integrity sha1-aug6eqJanZtwCswoaYzR8e1+lTY=
+  dependencies:
+    for-each "^0.3.2"
+    trim "0.0.1"
+
+performance-now@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
+  integrity sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=
+
+process@~0.5.1:
+  version "0.5.2"
+  resolved "https://registry.yarnpkg.com/process/-/process-0.5.2.tgz#1638d8a8e34c2f440a91db95ab9aeb677fc185cf"
+  integrity sha1-FjjYqONML0QKkduVq5rrZ3/Bhc8=
+
+psl@^1.1.24:
+  version "1.1.29"
+  resolved "https://registry.yarnpkg.com/psl/-/psl-1.1.29.tgz#60f580d360170bb722a797cc704411e6da850c67"
+  integrity sha512-AeUmQ0oLN02flVHXWh9sSJF7mcdFq0ppid/JkErufc3hGIV/AMa8Fo9VgDo/cT2jFdOWoFvHp90qqBH54W+gjQ==
+
+punycode@^1.4.1:
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
+  integrity sha1-wNWmOycYgArY4esPpSachN1BhF4=
+
+punycode@^2.1.0:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
+  integrity sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==
+
+qs@~6.5.2:
+  version "6.5.2"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"
+  integrity sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==
+
+request@2.88.0:
+  version "2.88.0"
+  resolved "https://registry.yarnpkg.com/request/-/request-2.88.0.tgz#9c2fca4f7d35b592efe57c7f0a55e81052124fef"
+  integrity sha512-NAqBSrijGLZdM0WZNsInLJpkJokL72XYjUpnB0iwsRgxh7dB6COrHnTBNwN0E+lHDAJzu7kLAkDeY08z2/A0hg==
+  dependencies:
+    aws-sign2 "~0.7.0"
+    aws4 "^1.8.0"
+    caseless "~0.12.0"
+    combined-stream "~1.0.6"
+    extend "~3.0.2"
+    forever-agent "~0.6.1"
+    form-data "~2.3.2"
+    har-validator "~5.1.0"
+    http-signature "~1.2.0"
+    is-typedarray "~1.0.0"
+    isstream "~0.1.2"
+    json-stringify-safe "~5.0.1"
+    mime-types "~2.1.19"
+    oauth-sign "~0.9.0"
+    performance-now "^2.1.0"
+    qs "~6.5.2"
+    safe-buffer "^5.1.2"
+    tough-cookie "~2.4.3"
+    tunnel-agent "^0.6.0"
+    uuid "^3.3.2"
+
+safe-buffer@^5.0.1, safe-buffer@^5.1.2:
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
+  integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
+
+safer-buffer@^2.0.2, safer-buffer@^2.1.0, safer-buffer@~2.1.0:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
+  integrity sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==
+
+sshpk@^1.7.0:
+  version "1.15.2"
+  resolved "https://registry.yarnpkg.com/sshpk/-/sshpk-1.15.2.tgz#c946d6bd9b1a39d0e8635763f5242d6ed6dcb629"
+  integrity sha512-Ra/OXQtuh0/enyl4ETZAfTaeksa6BXks5ZcjpSUNrjBr0DvrJKX+1fsKDPpT9TBXgHAFsa4510aNVgI8g/+SzA==
+  dependencies:
+    asn1 "~0.2.3"
+    assert-plus "^1.0.0"
+    bcrypt-pbkdf "^1.0.0"
+    dashdash "^1.12.0"
+    ecc-jsbn "~0.1.1"
+    getpass "^0.1.1"
+    jsbn "~0.1.0"
+    safer-buffer "^2.0.2"
+    tweetnacl "~0.14.0"
+
+tough-cookie@~2.4.3:
+  version "2.4.3"
+  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.4.3.tgz#53f36da3f47783b0925afa06ff9f3b165280f781"
+  integrity sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==
+  dependencies:
+    psl "^1.1.24"
+    punycode "^1.4.1"
+
+trim@0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/trim/-/trim-0.0.1.tgz#5858547f6b290757ee95cccc666fb50084c460dd"
+  integrity sha1-WFhUf2spB1fulczMZm+1AITEYN0=
+
+tunnel-agent@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.6.0.tgz#27a5dea06b36b04a0a9966774b290868f0fc40fd"
+  integrity sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=
+  dependencies:
+    safe-buffer "^5.0.1"
+
+tweetnacl@^0.14.3, tweetnacl@~0.14.0:
+  version "0.14.5"
+  resolved "https://registry.yarnpkg.com/tweetnacl/-/tweetnacl-0.14.5.tgz#5ae68177f192d4456269d108afa93ff8743f4f64"
+  integrity sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=
+
+uri-js@^4.2.2:
+  version "4.2.2"
+  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.2.2.tgz#94c540e1ff772956e2299507c010aea6c8838eb0"
+  integrity sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==
+  dependencies:
+    punycode "^2.1.0"
+
+uuid@^3.3.2:
+  version "3.3.2"
+  resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.3.2.tgz#1b4af4955eb3077c501c23872fc6513811587131"
+  integrity sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA==
+
+verror@1.10.0:
+  version "1.10.0"
+  resolved "https://registry.yarnpkg.com/verror/-/verror-1.10.0.tgz#3a105ca17053af55d6e270c1f8288682e18da400"
+  integrity sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=
+  dependencies:
+    assert-plus "^1.0.0"
+    core-util-is "1.0.2"
+    extsprintf "^1.2.0"
+
+xhr@2.3.3:
+  version "2.3.3"
+  resolved "https://registry.yarnpkg.com/xhr/-/xhr-2.3.3.tgz#ad6b810e0917ce72b5ec704f5d41f1503b8e7524"
+  integrity sha1-rWuBDgkXznK17HBPXUHxUDuOdSQ=
+  dependencies:
+    global "~4.3.0"
+    is-function "^1.0.1"
+    parse-headers "^2.0.0"
+    xtend "^4.0.0"
+
+xtend@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
+  integrity sha1-pcbVMr5lbiPbgg77lDofBJmNY68=

test/integration/now-node/aws-sdk/index.js

@@ -0,0 +1,6 @@
+// eslint-disable-next-line no-unused-vars
+const aws = require('aws-sdk');
+
+module.exports = (req, res) => {
+  res.end('Hello world');
+};

test/integration/now-node/aws-sdk/now.json

@@ -0,0 +1,6 @@
+{
+  "version": 2,
+  "builds": [
+    {"src": "index.js", "use": "@now/node"}
+  ]
+}

test/integration/now-node/aws-sdk/package.json

@@ -0,0 +1,9 @@
+{
+  "name": "aws-sdk",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "dependencies": {
+    "aws-sdk": "^2.353.0"
+  }
+}

test/integration/now-node/aws-sdk/yarn.lock

@@ -0,0 +1,103 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+aws-sdk@^2.353.0:
+  version "2.353.0"
+  resolved "https://registry.yarnpkg.com/aws-sdk/-/aws-sdk-2.353.0.tgz#3c809d2b02834d892a3f5c3f1171273b336e5692"
+  integrity sha512-c5MwJhfcHwA2lC1Wq9csQvP9gz8dVGpZ64s5j9f/sWY6eZiDCQ6OWjxj+VJfpnCmfxyC/pdZO7JDGwems7dqIQ==
+  dependencies:
+    buffer "4.9.1"
+    events "1.1.1"
+    ieee754 "1.1.8"
+    jmespath "0.15.0"
+    querystring "0.2.0"
+    sax "1.2.1"
+    url "0.10.3"
+    uuid "3.1.0"
+    xml2js "0.4.19"
+
+base64-js@^1.0.2:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.3.0.tgz#cab1e6118f051095e58b5281aea8c1cd22bfc0e3"
+  integrity sha512-ccav/yGvoa80BQDljCxsmmQ3Xvx60/UpBIij5QN21W3wBi/hhIC9OoO+KLpu9IJTS9j4DRVJ3aDDF9cMSoa2lw==
+
+buffer@4.9.1:
+  version "4.9.1"
+  resolved "https://registry.yarnpkg.com/buffer/-/buffer-4.9.1.tgz#6d1bb601b07a4efced97094132093027c95bc298"
+  integrity sha1-bRu2AbB6TvztlwlBMgkwJ8lbwpg=
+  dependencies:
+    base64-js "^1.0.2"
+    ieee754 "^1.1.4"
+    isarray "^1.0.0"
+
+events@1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/events/-/events-1.1.1.tgz#9ebdb7635ad099c70dcc4c2a1f5004288e8bd924"
+  integrity sha1-nr23Y1rQmccNzEwqH1AEKI6L2SQ=
+
+ieee754@1.1.8:
+  version "1.1.8"
+  resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.1.8.tgz#be33d40ac10ef1926701f6f08a2d86fbfd1ad3e4"
+  integrity sha1-vjPUCsEO8ZJnAfbwii2G+/0a0+Q=
+
+ieee754@^1.1.4:
+  version "1.1.12"
+  resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.1.12.tgz#50bf24e5b9c8bb98af4964c941cdb0918da7b60b"
+  integrity sha512-GguP+DRY+pJ3soyIiGPTvdiVXjZ+DbXOxGpXn3eMvNW4x4irjqXm4wHKscC+TfxSJ0yw/S1F24tqdMNsMZTiLA==
+
+isarray@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
+  integrity sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=
+
+jmespath@0.15.0:
+  version "0.15.0"
+  resolved "https://registry.yarnpkg.com/jmespath/-/jmespath-0.15.0.tgz#a3f222a9aae9f966f5d27c796510e28091764217"
+  integrity sha1-o/Iiqarp+Wb10nx5ZRDigJF2Qhc=
+
+punycode@1.3.2:
+  version "1.3.2"
+  resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.3.2.tgz#9653a036fb7c1ee42342f2325cceefea3926c48d"
+  integrity sha1-llOgNvt8HuQjQvIyXM7v6jkmxI0=
+
+querystring@0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/querystring/-/querystring-0.2.0.tgz#b209849203bb25df820da756e747005878521620"
+  integrity sha1-sgmEkgO7Jd+CDadW50cAWHhSFiA=
+
+sax@1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.1.tgz#7b8e656190b228e81a66aea748480d828cd2d37a"
+  integrity sha1-e45lYZCyKOgaZq6nSEgNgozS03o=
+
+sax@>=0.6.0:
+  version "1.2.4"
+  resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
+  integrity sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw==
+
+url@0.10.3:
+  version "0.10.3"
+  resolved "https://registry.yarnpkg.com/url/-/url-0.10.3.tgz#021e4d9c7705f21bbf37d03ceb58767402774c64"
+  integrity sha1-Ah5NnHcF8hu/N9A861h2dAJ3TGQ=
+  dependencies:
+    punycode "1.3.2"
+    querystring "0.2.0"
+
+uuid@3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.1.0.tgz#3dd3d3e790abc24d7b0d3a034ffababe28ebbc04"
+  integrity sha512-DIWtzUkw04M4k3bf1IcpS2tngXEL26YUD2M0tMDUpnUrz2hgzUBlD55a4FjdLGPvfHxS6uluGWvaVEqgBcVa+g==
+
+xml2js@0.4.19:
+  version "0.4.19"
+  resolved "https://registry.yarnpkg.com/xml2js/-/xml2js-0.4.19.tgz#686c20f213209e94abf0d1bcf1efaa291c7827a7"
+  integrity sha512-esZnJZJOiJR9wWKMyuvSE1y6Dq5LCuJanqhxslH2bxM6duahNZ+HMpCLhBQGZkbX6xRf8x1Y2eJlgt2q3qo49Q==
+  dependencies:
+    sax ">=0.6.0"
+    xmlbuilder "~9.0.1"
+
+xmlbuilder@~9.0.1:
+  version "9.0.7"
+  resolved "https://registry.yarnpkg.com/xmlbuilder/-/xmlbuilder-9.0.7.tgz#132ee63d2ec5565c557e20f4c22df9aca686b10d"
+  integrity sha1-Ey7mPS7FVlxVfiD0wi35rKaGsQ0=

test/integration/now-node/axios/index.js

@@ -0,0 +1,6 @@
+// eslint-disable-next-line no-unused-vars
+const axios = require('axios');
+
+module.exports = (req, res) => {
+  res.end('Hello world');
+};

test/integration/now-node/axios/now.json

@@ -0,0 +1,6 @@
+{
+  "version": 2,
+  "builds": [
+    {"src": "index.js", "use": "@now/node"}
+  ]
+}

test/integration/now-node/axios/package.json

@@ -0,0 +1,9 @@
+{
+  "name": "axios",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "dependencies": {
+    "axios": "^0.18.0"
+  }
+}

test/integration/now-node/axios/yarn.lock

@@ -0,0 +1,35 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+axios@^0.18.0:
+  version "0.18.0"
+  resolved "https://registry.yarnpkg.com/axios/-/axios-0.18.0.tgz#32d53e4851efdc0a11993b6cd000789d70c05102"
+  integrity sha1-MtU+SFHv3AoRmTts0AB4nXDAUQI=
+  dependencies:
+    follow-redirects "^1.3.0"
+    is-buffer "^1.1.5"
+
+debug@=3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+  integrity sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==
+  dependencies:
+    ms "2.0.0"
+
+follow-redirects@^1.3.0:
+  version "1.5.9"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.5.9.tgz#c9ed9d748b814a39535716e531b9196a845d89c6"
+  integrity sha512-Bh65EZI/RU8nx0wbYF9shkFZlqLP+6WT/5FnA3cE/djNSuKNHJEinGGZgu/cQEkeeb2GdFOgenAmn8qaqYke2w==
+  dependencies:
+    debug "=3.1.0"
+
+is-buffer@^1.1.5:
+  version "1.1.6"
+  resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.6.tgz#efaa2ea9daa0d7ab2ea13a97b2b8ad51fefbe8be"
+  integrity sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==
+
+ms@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
+  integrity sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=

test/integration/now-node/index.test.js

@@ -0,0 +1,45 @@
+/* global it, expect */
+const path = require('path');
+const runBuildLambda = require('../../lib/run-build-lambda');
+
+const TWO_MINUTES = 120000;
+
+function runBuildForFolder(folder) {
+  return runBuildLambda(path.join(__dirname, folder));
+}
+
+it(
+  'Should build the airtable folder',
+  async () => {
+    const { buildResult } = await runBuildForFolder('airtable');
+    expect(buildResult['index.js']).toBeDefined();
+  },
+  TWO_MINUTES
+);
+
+it(
+  'Should build the aws-sdk folder',
+  async () => {
+    const { buildResult } = await runBuildForFolder('aws-sdk');
+    expect(buildResult['index.js']).toBeDefined();
+  },
+  TWO_MINUTES
+);
+
+it(
+  'Should build the axios folder',
+  async () => {
+    const { buildResult } = await runBuildForFolder('axios');
+    expect(buildResult['index.js']).toBeDefined();
+  },
+  TWO_MINUTES
+);
+
+it(
+  'Should build the mongoose folder',
+  async () => {
+    const { buildResult } = await runBuildForFolder('mongoose');
+    expect(buildResult['index.js']).toBeDefined();
+  },
+  TWO_MINUTES
+);

test/integration/now-node/mongoose/index.js

@@ -0,0 +1,6 @@
+// eslint-disable-next-line no-unused-vars
+const mongoose = require('mongoose');
+
+module.exports = (req, res) => {
+  res.end('Hello world');
+};

test/integration/now-node/mongoose/now.json

@@ -0,0 +1,6 @@
+{
+  "version": 2,
+  "builds": [
+    {"src": "index.js", "use": "@now/node"}
+  ]
+}

test/integration/now-node/mongoose/package.json

@@ -0,0 +1,9 @@
+{
+  "name": "mongoose",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "dependencies": {
+    "mongoose": "^5.3.11"
+  }
+}

test/integration/now-node/mongoose/yarn.lock

@@ -0,0 +1,158 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+async@2.6.1:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.1.tgz#b245a23ca71930044ec53fa46aa00a3e87c6a610"
+  integrity sha512-fNEiL2+AZt6AlAw/29Cr0UDe4sRAHCpEHh54WMz+Bb7QfNcFw4h3loofyJpLeQs4Yx7yuqu/2dLgM5hKOs6HlQ==
+  dependencies:
+    lodash "^4.17.10"
+
+bluebird@3.5.1:
+  version "3.5.1"
+  resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.5.1.tgz#d9551f9de98f1fcda1e683d17ee91a0602ee2eb9"
+  integrity sha512-MKiLiV+I1AA596t9w1sQJ8jkiSr5+ZKi0WKrYGUn6d1Fx+Ij4tIj+m2WMQSGczs5jZVxV339chE8iwk6F64wjA==
+
+bson@^1.1.0, bson@~1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/bson/-/bson-1.1.0.tgz#bee57d1fb6a87713471af4e32bcae36de814b5b0"
+  integrity sha512-9Aeai9TacfNtWXOYarkFJRW2CWo+dRon+fuLZYJmvLV3+MiUp0bEI6IAZfXEIg7/Pl/7IWlLaDnhzTsD81etQA==
+
+debug@3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+  integrity sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==
+  dependencies:
+    ms "2.0.0"
+
+kareem@2.3.0:
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/kareem/-/kareem-2.3.0.tgz#ef33c42e9024dce511eeaf440cd684f3af1fc769"
+  integrity sha512-6hHxsp9e6zQU8nXsP+02HGWXwTkOEw6IROhF2ZA28cYbUk4eJ6QbtZvdqZOdD9YPKghG3apk5eOCvs+tLl3lRg==
+
+lodash.get@4.4.2:
+  version "4.4.2"
+  resolved "https://registry.yarnpkg.com/lodash.get/-/lodash.get-4.4.2.tgz#2d177f652fa31e939b4438d5341499dfa3825e99"
+  integrity sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk=
+
+lodash@^4.17.10:
+  version "4.17.11"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+  integrity sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==
+
+memory-pager@^1.0.2:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/memory-pager/-/memory-pager-1.1.0.tgz#9308915e0e972849fefbae6f8bc95d6b350e7344"
+  integrity sha512-Mf9OHV/Y7h6YWDxTzX/b4ZZ4oh9NSXblQL8dtPCOomOtZciEHxePR78+uHFLLlsk01A6jVHhHsQZZ/WcIPpnzg==
+
+mongodb-core@3.1.7:
+  version "3.1.7"
+  resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-3.1.7.tgz#fe61853a6a6acbd2046c91794e5325ecad85428a"
+  integrity sha512-YffpSrLmgFNmrvkGx+yX00KyBNk64C0BalfEn6vHHkXtcMUGXw8nxrMmhq5eXPLLlYeBpD/CsgNxE2Chf0o4zQ==
+  dependencies:
+    bson "^1.1.0"
+    require_optional "^1.0.1"
+    safe-buffer "^5.1.2"
+  optionalDependencies:
+    saslprep "^1.0.0"
+
+mongodb@3.1.8:
+  version "3.1.8"
+  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.1.8.tgz#df8084fda2efdbaddd05dfd6a269891fc4cc72df"
+  integrity sha512-yNKwYxQ6m00NV6+pMoWoheFTHSQVv1KkSrfOhRDYMILGWDYtUtQRqHrFqU75rmPIY8hMozVft8zdC4KYMWaM3Q==
+  dependencies:
+    mongodb-core "3.1.7"
+    safe-buffer "^5.1.2"
+
+mongoose-legacy-pluralize@1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/mongoose-legacy-pluralize/-/mongoose-legacy-pluralize-1.0.2.tgz#3ba9f91fa507b5186d399fb40854bff18fb563e4"
+  integrity sha512-Yo/7qQU4/EyIS8YDFSeenIvXxZN+ld7YdV9LqFVQJzTLye8unujAWPZ4NWKfFA+RNjh+wvTWKY9Z3E5XM6ZZiQ==
+
+mongoose@^5.3.11:
+  version "5.3.11"
+  resolved "https://registry.yarnpkg.com/mongoose/-/mongoose-5.3.11.tgz#ab71e070dabcb8b2aebff4702a09198a3f8a9401"
+  integrity sha512-LrsatxtUfZAerAxyFiaw/8T8M4T9Ff9+6wFkJwfTVDz9skX+HVOs70QOzTDawz0k0Q0I6qt9xv/ZYQi2Paykgw==
+  dependencies:
+    async "2.6.1"
+    bson "~1.1.0"
+    kareem "2.3.0"
+    lodash.get "4.4.2"
+    mongodb "3.1.8"
+    mongodb-core "3.1.7"
+    mongoose-legacy-pluralize "1.0.2"
+    mpath "0.5.1"
+    mquery "3.2.0"
+    ms "2.0.0"
+    regexp-clone "0.0.1"
+    safe-buffer "5.1.2"
+    sliced "1.0.1"
+
+mpath@0.5.1:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/mpath/-/mpath-0.5.1.tgz#17131501f1ff9e6e4fbc8ffa875aa7065b5775ab"
+  integrity sha512-H8OVQ+QEz82sch4wbODFOz+3YQ61FYz/z3eJ5pIdbMEaUzDqA268Wd+Vt4Paw9TJfvDgVKaayC0gBzMIw2jhsg==
+
+mquery@3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/mquery/-/mquery-3.2.0.tgz#e276472abd5109686a15eb2a8e0761db813c81cc"
+  integrity sha512-qPJcdK/yqcbQiKoemAt62Y0BAc0fTEKo1IThodBD+O5meQRJT/2HSe5QpBNwaa4CjskoGrYWsEyjkqgiE0qjhg==
+  dependencies:
+    bluebird "3.5.1"
+    debug "3.1.0"
+    regexp-clone "0.0.1"
+    safe-buffer "5.1.2"
+    sliced "1.0.1"
+
+ms@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
+  integrity sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=
+
+regexp-clone@0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/regexp-clone/-/regexp-clone-0.0.1.tgz#a7c2e09891fdbf38fbb10d376fb73003e68ac589"
+  integrity sha1-p8LgmJH9vzj7sQ03b7cwA+aKxYk=
+
+require_optional@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/require_optional/-/require_optional-1.0.1.tgz#4cf35a4247f64ca3df8c2ef208cc494b1ca8fc2e"
+  integrity sha512-qhM/y57enGWHAe3v/NcwML6a3/vfESLe/sGM2dII+gEO0BpKRUkWZow/tyloNqJyN6kXSl3RyyM8Ll5D/sJP8g==
+  dependencies:
+    resolve-from "^2.0.0"
+    semver "^5.1.0"
+
+resolve-from@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-2.0.0.tgz#9480ab20e94ffa1d9e80a804c7ea147611966b57"
+  integrity sha1-lICrIOlP+h2egKgEx+oUdhGWa1c=
+
+safe-buffer@5.1.2, safe-buffer@^5.1.2:
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
+  integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
+
+saslprep@^1.0.0:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/saslprep/-/saslprep-1.0.2.tgz#da5ab936e6ea0bbae911ffec77534be370c9f52d"
+  integrity sha512-4cDsYuAjXssUSjxHKRe4DTZC0agDwsCqcMqtJAQPzC74nJ7LfAJflAtC1Zed5hMzEQKj82d3tuzqdGNRsLJ4Gw==
+  dependencies:
+    sparse-bitfield "^3.0.3"
+
+semver@^5.1.0:
+  version "5.6.0"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.6.0.tgz#7e74256fbaa49c75aa7c7a205cc22799cac80004"
+  integrity sha512-RS9R6R35NYgQn++fkDWaOmqGoj4Ek9gGs+DPxNUZKuwE183xjJroKvyo1IzVFeXvUrvmALy6FWD5xrdJT25gMg==
+
+sliced@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/sliced/-/sliced-1.0.1.tgz#0b3a662b5d04c3177b1926bea82b03f837a2ef41"
+  integrity sha1-CzpmK10Ewxd7GSa+qCsD+Dei70E=
+
+sparse-bitfield@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/sparse-bitfield/-/sparse-bitfield-3.0.3.tgz#ff4ae6e68656056ba4b3e792ab3334d38273ca11"
+  integrity sha1-/0rm5oZWBWuks+eSqzM004JzyhE=
+  dependencies:
+    memory-pager "^1.0.2"

test/lib/run-build-lambda.js

@@ -0,0 +1,42 @@
+/* global expect */
+const getWritableDirectory = require('../../packages/now-build-utils/fs/get-writable-directory.js');
+const glob = require('../../packages/now-build-utils/fs/glob.js');
+
+function runAnalyze(wrapper, context) {
+  if (wrapper.analyze) {
+    return wrapper.analyze(context);
+  }
+
+  return 'this-is-a-fake-analyze-result-from-default-analyze';
+}
+
+async function runBuildLambda(inputPath) {
+  const inputFiles = await glob('**', inputPath);
+  const nowJsonRef = inputFiles['now.json'];
+  expect(nowJsonRef).toBeDefined();
+  const nowJson = require(nowJsonRef.fsPath);
+  expect(nowJson.builds.length).toBe(1);
+  const build = nowJson.builds[0];
+  expect(build.src.includes('*')).toBeFalsy();
+  const entrypoint = build.src.replace(/^\//, ''); // strip leftmost slash
+  expect(inputFiles[entrypoint]).toBeDefined();
+  inputFiles[entrypoint].digest = 'this-is-a-fake-digest-for-non-default-analyze';
+  const wrapper = require(build.use);
+
+  const analyzeResult = runAnalyze(wrapper, {
+    files: inputFiles,
+    entrypoint,
+    config: build.config,
+  });
+  console.log(analyzeResult);
+  const workPath = await getWritableDirectory();
+  const buildResult = await wrapper.build({
+    files: inputFiles, entrypoint, config: build.config, workPath,
+  });
+  return {
+    analyzeResult,
+    buildResult,
+  };
+}
+
+module.exports = runBuildLambda;