From f2b6016354670ed8300285e0ae25894e3bc5c8e9 Mon Sep 17 00:00:00 2001
From: JoelEinbinder <joel.einbinder@gmail.com>
Date: Mon, 22 Jan 2018 17:11:10 -0800
Subject: [PATCH] chore: switch to npm from yarn (#1878)

This patch:
- migrates CI to use NPM
- drops lockfiles (`yarn.lock`). Lockfiles are ignored by package
  managers when the package is installed as a dependency, so this makes CI closer to the
  installation our clients run.
---
 .appveyor.yml           |   10 +-
 .gitignore              |    1 +
 .travis.yml             |   14 +-
 README.md               |    6 +-
 docs/troubleshooting.md |    4 +-
 examples/README.md      |    2 +-
 lib/Launcher.js         |    2 +-
 yarn.lock               | 1223 ---------------------------------------
 8 files changed, 18 insertions(+), 1244 deletions(-)
 delete mode 100644 yarn.lock

diff --git a/.appveyor.yml b/.appveyor.yml
index 0d54ad3fef3..0212d533bb8 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -7,11 +7,11 @@ build: off
 
 install:
   - ps: Install-Product node $env:nodejs_version
-  - yarn install
+  - npm install
   - if "%nodejs_version%" == "7" (
-      yarn run lint &&
-      yarn run coverage  &&
-      yarn run test-doclint
+      npm run lint &&
+      npm run coverage  &&
+      npm run test-doclint
     ) else (
-      yarn run unit-node6
+      npm run unit-node6
     )
diff --git a/.gitignore b/.gitignore
index 0c166745492..d4f86bce71d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,4 +8,5 @@
 *.pyc
 .vscode
 package-lock.json
+yarn.lock
 /node6
diff --git a/.travis.yml b/.travis.yml
index 1225dfc0948..b5f8af3f27a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,28 +6,24 @@ addons:
       # This is required to run new chrome on old trusty
       - libnss3
 cache:
-  yarn: true
   directories:
     - node_modules
 # allow headful tests
 before_install:
   - "export DISPLAY=:99.0"
   - "sh -e /etc/init.d/xvfb start"
-install:
-  - yarn install
-  # puppeteer's install script downloads Chrome
 script:
-  - 'if [ "$NODE7" = "true" ]; then yarn run lint; fi'
-  - 'if [ "$NODE7" = "true" ]; then yarn run coverage; fi'
-  - 'if [ "$NODE7" = "true" ]; then yarn run test-doclint; fi'
-  - 'if [ "$NODE6" = "true" ]; then yarn run unit-node6; fi'
+  - 'if [ "$NODE7" = "true" ]; then npm run lint; fi'
+  - 'if [ "$NODE7" = "true" ]; then npm run coverage; fi'
+  - 'if [ "$NODE7" = "true" ]; then npm run test-doclint; fi'
+  - 'if [ "$NODE6" = "true" ]; then npm run unit-node6; fi'
 jobs:
   include:
     - node_js: "7.6.0"
       env: NODE7=true
     - node_js: "6.4.0"
       env: NODE6=true
-before_deploy: "yarn run apply-next-version"
+before_deploy: "npm run apply-next-version"
 deploy:
   provider: npm
   email: aslushnikov@gmail.com
diff --git a/README.md b/README.md
index 9afabdbb1b3..08792f77980 100644
--- a/README.md
+++ b/README.md
@@ -32,8 +32,8 @@ Give it a spin: https://try-puppeteer.appspot.com/
 
 To use Puppeteer in your project, run:
 ```
-yarn add puppeteer
-# or "npm i puppeteer"
+npm i --save puppeteer
+# or "yarn add puppeteer"
 ```
 
 Note: When you install Puppeteer, it downloads a recent version of Chromium (~71Mb Mac, ~90Mb Linux, ~110Mb Win) that is guaranteed to work with the API. To skip the download, see [Environment variables](https://github.com/GoogleChrome/puppeteer/blob/master/docs/api.md#environment-variables).
@@ -131,7 +131,7 @@ const browser = await puppeteer.launch({executablePath: '/path/to/Chrome'});
 
 See [`Puppeteer.launch()`](https://github.com/GoogleChrome/puppeteer/blob/master/docs/api.md#puppeteerlaunchoptions) for more information.
 
-See [`this article`](https://www.howtogeek.com/202825/what%E2%80%99s-the-difference-between-chromium-and-chrome/) for a description 
+See [`this article`](https://www.howtogeek.com/202825/what%E2%80%99s-the-difference-between-chromium-and-chrome/) for a description
 of the differences between Chromium and Chrome. [`This article`](https://chromium.googlesource.com/chromium/src/+/lkcr/docs/chromium_browser_vs_google_chrome.md) describes some differences for Linux users.
 
 **3. Creates a fresh user profile**
diff --git a/docs/troubleshooting.md b/docs/troubleshooting.md
index 6fae77c4efa..166a4e4f31d 100644
--- a/docs/troubleshooting.md
+++ b/docs/troubleshooting.md
@@ -130,7 +130,7 @@ RUN chmod +x /usr/local/bin/dumb-init
 # ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD true
 
 # Install puppeteer so it's available in the container.
-RUN yarn add puppeteer
+RUN npm i puppeteer
 
 # Add user so we don't need --no-sandbox.
 RUN groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
@@ -227,7 +227,7 @@ Seeing other weird errors when launching Chrome? Try running your container
 with `docker run --cap-add=SYS_ADMIN` when developing locally. Since the Dockerfile
 adds a `pptr` user as a non-privileged user, it may not have all the necessary privileges.
 
-[dumb-init](https://github.com/Yelp/dumb-init) is worth checking out if you're 
+[dumb-init](https://github.com/Yelp/dumb-init) is worth checking out if you're
 experiencing a lot of zombies Chrome processes sticking around. There's special
 treatment for processes with PID=1, which makes it hard to terminate Chrome
 properly in some cases (e.g. in Docker).
diff --git a/examples/README.md b/examples/README.md
index 7ad5d0bd56d..7cbc4075769 100644
--- a/examples/README.md
+++ b/examples/README.md
@@ -1,6 +1,6 @@
 # Running the examples
 
-Assuming you have a checkout of the Puppeteer repo and have run yarn (or npm i) to install the dependencies, the examples can be run from the root folder like so:
+Assuming you have a checkout of the Puppeteer repo and have run npm i (or yarn) to install the dependencies, the examples can be run from the root folder like so:
 
 ```sh
 NODE_PATH=../ node examples/search.js
diff --git a/lib/Launcher.js b/lib/Launcher.js
index ccd532939b6..ca7ac52063f 100644
--- a/lib/Launcher.js
+++ b/lib/Launcher.js
@@ -92,7 +92,7 @@ class Launcher {
     if (typeof chromeExecutable !== 'string') {
       const downloader = Downloader.createDefault();
       const revisionInfo = downloader.revisionInfo(downloader.currentPlatform(), ChromiumRevision);
-      console.assert(revisionInfo.downloaded, `Chromium revision is not downloaded. Run "yarn install" or "npm install"`);
+      console.assert(revisionInfo.downloaded, `Chromium revision is not downloaded. Run "npm install" or "yarn install"`);
       chromeExecutable = revisionInfo.executablePath;
     }
     if (Array.isArray(options.args))
diff --git a/yarn.lock b/yarn.lock
deleted file mode 100644
index 504b0178622..00000000000
--- a/yarn.lock
+++ /dev/null
@@ -1,1223 +0,0 @@
-# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
-# yarn lockfile v1
-
-
-"@types/debug@0.0.30":
-  version "0.0.30"
-  resolved "https://registry.yarnpkg.com/@types/debug/-/debug-0.0.30.tgz#dc1e40f7af3b9c815013a7860e6252f6352a84df"
-
-"@types/extract-zip@^1.6.2":
-  version "1.6.2"
-  resolved "https://registry.yarnpkg.com/@types/extract-zip/-/extract-zip-1.6.2.tgz#5c7eb441c41136167a42b88b64051e6260c29e86"
-
-"@types/glob@*":
-  version "5.0.32"
-  resolved "https://registry.yarnpkg.com/@types/glob/-/glob-5.0.32.tgz#aec5cfe987c72f099fdb1184452986aa506d5e8f"
-  dependencies:
-    "@types/minimatch" "*"
-    "@types/node" "*"
-
-"@types/mime@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@types/mime/-/mime-1.3.1.tgz#2cf42972d0931c1060c7d5fa6627fce6bd876f2f"
-
-"@types/minimatch@*":
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-3.0.1.tgz#b683eb60be358304ef146f5775db4c0e3696a550"
-
-"@types/node@*", "@types/node@^8.0.26":
-  version "8.0.26"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.26.tgz#4d58be925306fd22b1141085535a0268b8beb189"
-
-"@types/rimraf@^2.0.2":
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/@types/rimraf/-/rimraf-2.0.2.tgz#7f0fc3cf0ff0ad2a99bb723ae1764f30acaf8b6e"
-  dependencies:
-    "@types/glob" "*"
-    "@types/node" "*"
-
-"@types/ws@^3.0.2":
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/@types/ws/-/ws-3.0.2.tgz#b538b6a16daee454ac04054991271f3da38772de"
-  dependencies:
-    "@types/node" "*"
-
-acorn-jsx@^3.0.0:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-3.0.1.tgz#afdf9488fb1ecefc8348f6fb22f464e32a58b36b"
-  dependencies:
-    acorn "^3.0.4"
-
-acorn@^3.0.4:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
-
-acorn@^5.0.1:
-  version "5.0.3"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.0.3.tgz#c460df08491463f028ccb82eab3730bf01087b3d"
-
-agent-base@^4.1.0:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.1.1.tgz#92d8a4fc2524a3b09b3666a33b6c97960f23d6a4"
-  dependencies:
-    es6-promisify "^5.0.0"
-
-ajv-keywords@^1.0.0:
-  version "1.5.1"
-  resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-1.5.1.tgz#314dd0a4b3368fad3dfcdc54ede6171b886daf3c"
-
-ajv@^4.7.0:
-  version "4.11.8"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-4.11.8.tgz#82ffb02b29e662ae53bdc20af15947706739c536"
-  dependencies:
-    co "^4.6.0"
-    json-stable-stringify "^1.0.1"
-
-ajv@^5.0.0:
-  version "5.2.2"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-5.2.2.tgz#47c68d69e86f5d953103b0074a9430dc63da5e39"
-  dependencies:
-    co "^4.6.0"
-    fast-deep-equal "^1.0.0"
-    json-schema-traverse "^0.3.0"
-    json-stable-stringify "^1.0.1"
-
-ansi-escapes@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-2.0.0.tgz#5bae52be424878dd9783e8910e3fc2922e83c81b"
-
-ansi-red@^0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/ansi-red/-/ansi-red-0.1.1.tgz#8c638f9d1080800a353c9c28c8a81ca4705d946c"
-  dependencies:
-    ansi-wrap "0.1.0"
-
-ansi-regex@^2.0.0:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.1.1.tgz#c3b33ab5ee360d86e0e628f0468ae7ef27d654df"
-
-ansi-styles@^2.2.1:
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
-
-ansi-wrap@0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/ansi-wrap/-/ansi-wrap-0.1.0.tgz#a82250ddb0015e9a27ca82e82ea603bbfa45efaf"
-
-argparse@^1.0.7:
-  version "1.0.9"
-  resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.9.tgz#73d83bc263f86e97f8cc4f6bae1b0e90a7d22c86"
-  dependencies:
-    sprintf-js "~1.0.2"
-
-argparse@~0.1.15:
-  version "0.1.16"
-  resolved "https://registry.yarnpkg.com/argparse/-/argparse-0.1.16.tgz#cfd01e0fbba3d6caed049fbd758d40f65196f57c"
-  dependencies:
-    underscore "~1.7.0"
-    underscore.string "~2.4.0"
-
-array-union@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/array-union/-/array-union-1.0.2.tgz#9a34410e4f4e3da23dea375be5be70f24778ec39"
-  dependencies:
-    array-uniq "^1.0.1"
-
-array-uniq@^1.0.1:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/array-uniq/-/array-uniq-1.0.3.tgz#af6ac877a25cc7f74e058894753858dfdb24fdb6"
-
-arrify@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
-
-autolinker@~0.15.0:
-  version "0.15.3"
-  resolved "https://registry.yarnpkg.com/autolinker/-/autolinker-0.15.3.tgz#342417d8f2f3461b14cf09088d5edf8791dc9832"
-
-babel-code-frame@^6.22.0:
-  version "6.22.0"
-  resolved "https://registry.yarnpkg.com/babel-code-frame/-/babel-code-frame-6.22.0.tgz#027620bee567a88c32561574e7fd0801d33118e4"
-  dependencies:
-    chalk "^1.1.0"
-    esutils "^2.0.2"
-    js-tokens "^3.0.0"
-
-balanced-match@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
-
-big.js@^3.1.3:
-  version "3.1.3"
-  resolved "https://registry.yarnpkg.com/big.js/-/big.js-3.1.3.tgz#4cada2193652eb3ca9ec8e55c9015669c9806978"
-
-brace-expansion@^1.1.7:
-  version "1.1.8"
-  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.8.tgz#c07b211c7c952ec1f8efd51a77ef0d1d3990a292"
-  dependencies:
-    balanced-match "^1.0.0"
-    concat-map "0.0.1"
-
-caller-path@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/caller-path/-/caller-path-0.1.0.tgz#94085ef63581ecd3daa92444a8fe94e82577751f"
-  dependencies:
-    callsites "^0.2.0"
-
-callsites@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/callsites/-/callsites-0.2.0.tgz#afab96262910a7f33c19a5775825c69f34e350ca"
-
-chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
-  dependencies:
-    ansi-styles "^2.2.1"
-    escape-string-regexp "^1.0.2"
-    has-ansi "^2.0.0"
-    strip-ansi "^3.0.0"
-    supports-color "^2.0.0"
-
-circular-json@^0.3.1:
-  version "0.3.1"
-  resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.1.tgz#be8b36aefccde8b3ca7aa2d6afc07a37242c0d2d"
-
-cli-cursor@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/cli-cursor/-/cli-cursor-2.1.0.tgz#b35dac376479facc3e94747d41d0d0f5238ffcb5"
-  dependencies:
-    restore-cursor "^2.0.0"
-
-cli-width@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.1.0.tgz#b234ca209b29ef66fc518d9b98d5847b00edf00a"
-
-co@^4.6.0:
-  version "4.6.0"
-  resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
-
-coffee-script@^1.12.4:
-  version "1.12.6"
-  resolved "https://registry.yarnpkg.com/coffee-script/-/coffee-script-1.12.6.tgz#285a3f7115689065064d6bf9ef4572db66695cbf"
-
-commonmark@^0.27.0:
-  version "0.27.0"
-  resolved "https://registry.yarnpkg.com/commonmark/-/commonmark-0.27.0.tgz#d86c262b962821e9483c69c547bc58840c047b34"
-  dependencies:
-    entities "~ 1.1.1"
-    mdurl "~ 1.0.1"
-    minimist "~ 1.2.0"
-    string.prototype.repeat "^0.2.0"
-
-concat-map@0.0.1:
-  version "0.0.1"
-  resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
-
-concat-stream@1.6.0, concat-stream@^1.5.2, concat-stream@^1.6.0:
-  version "1.6.0"
-  resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.0.tgz#0aac662fd52be78964d5532f694784e70110acf7"
-  dependencies:
-    inherits "^2.0.3"
-    readable-stream "^2.2.2"
-    typedarray "^0.0.6"
-
-core-util-is@~1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
-
-cross-env@^5.0.5:
-  version "5.0.5"
-  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-5.0.5.tgz#4383d364d9660873dd185b398af3bfef5efffef3"
-  dependencies:
-    cross-spawn "^5.1.0"
-    is-windows "^1.0.0"
-
-cross-spawn@^5.1.0:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
-  dependencies:
-    lru-cache "^4.0.1"
-    shebang-command "^1.2.0"
-    which "^1.2.9"
-
-debug@2.2.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.2.0.tgz#f87057e995b1a1f6ae6a4960664137bc56f039da"
-  dependencies:
-    ms "0.7.1"
-
-debug@^2.4.1, debug@^2.6.8:
-  version "2.6.8"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.8.tgz#e731531ca2ede27d188222427da17821d68ff4fc"
-  dependencies:
-    ms "2.0.0"
-
-deep-is@~0.1.3:
-  version "0.1.3"
-  resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
-
-del@^2.0.2:
-  version "2.2.2"
-  resolved "https://registry.yarnpkg.com/del/-/del-2.2.2.tgz#c12c981d067846c84bcaf862cff930d907ffd1a8"
-  dependencies:
-    globby "^5.0.0"
-    is-path-cwd "^1.0.0"
-    is-path-in-cwd "^1.0.0"
-    object-assign "^4.0.1"
-    pify "^2.0.0"
-    pinkie-promise "^2.0.0"
-    rimraf "^2.2.8"
-
-diacritics-map@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/diacritics-map/-/diacritics-map-0.1.0.tgz#6dfc0ff9d01000a2edf2865371cac316e94977af"
-
-doctrine@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/doctrine/-/doctrine-2.0.0.tgz#c73d8d2909d22291e1a007a395804da8b665fe63"
-  dependencies:
-    esutils "^2.0.2"
-    isarray "^1.0.0"
-
-emojis-list@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/emojis-list/-/emojis-list-2.1.0.tgz#4daa4d9db00f9819880c79fa457ae5b09a1fd389"
-
-"entities@~ 1.1.1":
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/entities/-/entities-1.1.1.tgz#6e5c2d0a5621b5dadaecef80b90edfb5cd7772f0"
-
-es6-promise@^4.0.3:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-4.1.1.tgz#8811e90915d9a0dba36274f0b242dbda78f9c92a"
-
-es6-promisify@^5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/es6-promisify/-/es6-promisify-5.0.0.tgz#5109d62f3e56ea967c4b63505aef08291c8a5203"
-  dependencies:
-    es6-promise "^4.0.3"
-
-escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
-  version "1.0.5"
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-  resolved "https://registry.yarnpkg.com/loader-utils/-/loader-utils-1.1.0.tgz#c98aef488bcceda2ffb5e2de646d6a754429f5cd"
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-    json5 "^0.5.0"
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-  version "4.17.4"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
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-  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.1.tgz#622e32e82488b49279114a4f9ecf45e7cd6bba55"
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-    yallist "^2.1.2"
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-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/markdown-link/-/markdown-link-0.1.1.tgz#32c5c65199a6457316322d1e4229d13407c8c7cf"
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-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/markdown-toc/-/markdown-toc-1.1.0.tgz#18e47237d89549e9447121e69e2ca853ca2d752a"
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-  version "1.3.6"
-  resolved "https://registry.yarnpkg.com/mime/-/mime-1.3.6.tgz#591d84d3653a6b0b4a3b9df8de5aa8108e72e5e0"
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-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.1.0.tgz#e667783d92e89dbd342818b5230b9d62a672ad18"
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-  version "3.0.4"
-  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
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-  version "0.0.8"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
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-  resolved "https://registry.yarnpkg.com/mixin-deep/-/mixin-deep-1.2.0.tgz#d02b8c6f8b6d4b8f5982d3fd009c4919851c3fe2"
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-    is-extendable "^0.1.1"
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-  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.0.tgz#1d73076a6df986cd9344e15e71fcc05a4c9abf12"
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-  version "0.5.1"
-  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
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-  resolved "https://registry.yarnpkg.com/ms/-/ms-0.7.1.tgz#9cd13c03adbff25b65effde7ce864ee952017098"
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-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
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-  version "0.0.7"
-  resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.7.tgz#3075ce93bc21b8fab43e1bc4da7e8115ed1e7bab"
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-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
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-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/ncp/-/ncp-2.0.0.tgz#195a21d6c46e361d2fb1281ba38b91e9df7bdbb3"
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-  version "0.0.0"
-  resolved "https://registry.yarnpkg.com/node-ensure/-/node-ensure-0.0.0.tgz#ecae764150de99861ec5c810fd5d096b183932a7"
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-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
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-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/object.pick/-/object.pick-1.2.0.tgz#b5392bee9782da6d9fb7d6afaf539779f1234c2b"
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-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
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-    wrappy "1"
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-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/onetime/-/onetime-2.0.1.tgz#067428230fd67443b2794b22bba528b6867962d4"
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-  version "0.8.2"
-  resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
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-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
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-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
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-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/path-is-inside/-/path-is-inside-1.0.2.tgz#365417dede44430d1c11af61027facf074bdfc53"
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-  version "1.8.599"
-  resolved "https://registry.yarnpkg.com/pdfjs-dist/-/pdfjs-dist-1.8.599.tgz#20d55654f3b3b1a8394649a074d0baa1bd54060f"
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-pend@~1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/pend/-/pend-1.2.0.tgz#7a57eb550a6783f9115331fcf4663d5c8e007a50"
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-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/pify/-/pify-2.3.0.tgz#ed141a6ac043a849ea588498e7dca8b15330e90c"
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-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/pinkie-promise/-/pinkie-promise-2.0.1.tgz#2135d6dfa7a358c069ac9b178776288228450ffa"
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-  version "2.0.4"
-  resolved "https://registry.yarnpkg.com/pinkie/-/pinkie-2.0.4.tgz#72556b80cfa0d48a974e80e77248e80ed4f7f870"
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-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/pixelmatch/-/pixelmatch-4.0.2.tgz#8f47dcec5011b477b67db03c243bc1f3085e8854"
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-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-4.0.0.tgz#59b708c1c0190a2f692f1c7618c446b052fd1762"
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-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/pngjs/-/pngjs-3.2.0.tgz#fc9fcea1a8a375da54a51148019d5abd41dbabde"
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-  version "1.1.2"
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-  resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-1.0.7.tgz#150e20b756590ad3f91093f25a4f2ad8bff30ba3"
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-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/progress/-/progress-2.0.0.tgz#8a1be366bf8fc23db2bd23f10c6fe920b4389d1f"
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-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/proxy-from-env/-/proxy-from-env-1.0.0.tgz#33c50398f70ea7eb96d21f7b817630a55791c7ee"
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-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
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-  resolved "https://registry.yarnpkg.com/randomatic/-/randomatic-1.1.7.tgz#c7abe9cc8b87c0baa876b19fde83fd464797e38c"
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-    kind-of "^4.0.0"
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-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.0.tgz#640f5dcda88c91a8dc60787145629170813a1ed2"
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-  version "2.0.0"
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-  version "4.0.8"
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-  version "5.1.0"
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-  version "1.0.0"
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-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
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-  version "0.2.0"
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-  version "2.6.0-rc"
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-ultron@~1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/ultron/-/ultron-1.1.0.tgz#b07a2e6a541a815fc6a34ccd4533baec307ca864"
-
-underscore.string@~2.4.0:
-  version "2.4.0"
-  resolved "https://registry.yarnpkg.com/underscore.string/-/underscore.string-2.4.0.tgz#8cdd8fbac4e2d2ea1e7e2e8097c42f442280f85b"
-
-underscore@~1.7.0:
-  version "1.7.0"
-  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.7.0.tgz#6bbaf0877500d36be34ecaa584e0db9fef035209"
-
-util-deprecate@~1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
-
-which@^1.2.9:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/which/-/which-1.3.0.tgz#ff04bdfc010ee547d780bec38e1ac1c2777d253a"
-  dependencies:
-    isexe "^2.0.0"
-
-wordwrap@~1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
-
-worker-loader@^0.8.0:
-  version "0.8.1"
-  resolved "https://registry.yarnpkg.com/worker-loader/-/worker-loader-0.8.1.tgz#e8e995331ea34df5bf68296824bfb7f0ad578d43"
-  dependencies:
-    loader-utils "^1.0.2"
-    schema-utils "^0.3.0"
-
-wrappy@1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
-
-write@^0.2.1:
-  version "0.2.1"
-  resolved "https://registry.yarnpkg.com/write/-/write-0.2.1.tgz#5fc03828e264cea3fe91455476f7a3c566cb0757"
-  dependencies:
-    mkdirp "^0.5.1"
-
-ws@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-3.0.0.tgz#98ddb00056c8390cb751e7788788497f99103b6c"
-  dependencies:
-    safe-buffer "~5.0.1"
-    ultron "~1.1.0"
-
-xtend@^4.0.0:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
-
-yallist@^2.1.2:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
-
-yauzl@2.4.1:
-  version "2.4.1"
-  resolved "https://registry.yarnpkg.com/yauzl/-/yauzl-2.4.1.tgz#9528f442dab1b2284e58b4379bb194e22e0c4005"
-  dependencies:
-    fd-slicer "~1.0.1"