diff --git a/package.json b/package.json
index e01cfccf..ac7df0d1 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,8 @@
   },
   "scripts": {
     "prepublish": "yarn run build",
-    "build": "babel ./src -d ./lib",
+    "build": "babel ./src --ignore **/*/__mocks__,**/test.js -d ./lib",
+    "prebuild": "flow-copy-source --ignore '**/*/__mocks__/*.js' --ignore '**/*test.js' ./src ./lib",
     "lint": "eslint .",
     "test": "jest",
     "test-inspect": "node --inspect-brk ./node_modules/.bin/jest --runInBand",
@@ -49,6 +50,7 @@
     "eslint-plugin-prettier": "^2.6.2",
     "eslint-plugin-react": "^7.11.1",
     "flow-bin": "^0.80.0",
+    "flow-copy-source": "^2.0.2",
     "flow-typed": "^2.5.1",
     "jest": "^23.6.0",
     "jest-fetch-mock": "GrahamTheCoder/jest-fetch-mock#blob-fix",
@@ -69,4 +71,4 @@
   "peerDependencies": {
     "@elasticprojects/abstract-cli": "^0.31.0"
   }
-}
+}
\ No newline at end of file
diff --git a/src/AUTO/index.js b/src/AUTO/index.js
index 8394500a..f57fb10c 100644
--- a/src/AUTO/index.js
+++ b/src/AUTO/index.js
@@ -1,5 +1,5 @@
 // @flow
-import type { AbstractInterface } from "../";
+import type { AbstractInterface } from "../types";
 import AbstractCLI, { type Options as OptionsCLI } from "../AbstractCLI";
 import AbstractAPI, { type Options as OptionsAPI } from "../AbstractAPI";
 
diff --git a/src/AbstractAPI/Cursor.js b/src/AbstractAPI/Cursor.js
index 779ba4be..984debd2 100644
--- a/src/AbstractAPI/Cursor.js
+++ b/src/AbstractAPI/Cursor.js
@@ -1,5 +1,5 @@
 /* @flow */
-import type { CursorMeta, CursorPromise, CursorResponse } from "../";
+import type { CursorMeta, CursorPromise, CursorResponse } from "../types";
 
 export default class Cursor<T> {
   lastResponse: ?Promise<CursorResponse<T> | void>;
diff --git a/src/AbstractAPI/index.js b/src/AbstractAPI/index.js
index b4aaa8d8..b2389342 100644
--- a/src/AbstractAPI/index.js
+++ b/src/AbstractAPI/index.js
@@ -33,7 +33,7 @@ import type {
   AccessToken,
   Activity,
   Notification
-} from "../";
+} from "../types";
 import randomTraceId from "./randomTraceId";
 import Cursor from "./Cursor";
 
diff --git a/src/AbstractCLI/index.js b/src/AbstractCLI/index.js
index 03738650..a5f898f5 100644
--- a/src/AbstractCLI/index.js
+++ b/src/AbstractCLI/index.js
@@ -17,7 +17,7 @@ import type {
   LayerDescriptor,
   CollectionDescriptor,
   AccessTokenOption
-} from "../";
+} from "../types";
 
 const logSpawn = log.extend("AbstractCLI:spawn");
 const logError = log.extend("AbstractCLI:error");
diff --git a/src/Client/index.js b/src/Client/index.js
index 46342e67..3fea7bdb 100644
--- a/src/Client/index.js
+++ b/src/Client/index.js
@@ -1,5 +1,5 @@
 // @flow
-import type { AbstractInterface, AccessTokenOption } from "../";
+import type { AbstractInterface, AccessTokenOption } from "../types";
 import { AUTO } from "../transports";
 
 type Options = {
diff --git a/src/index.js b/src/index.js
index c2fcc559..73b996eb 100644
--- a/src/index.js
+++ b/src/index.js
@@ -5,3 +5,4 @@ import * as TRANSPORTS from "./transports";
 
 export { client, Sketch, TRANSPORTS };
 export { client as Client }; // Deprecated: prefer Abstract.client factory
+export type * from "./types";
diff --git a/src/sketch.js b/src/sketch.js
index dff00f3a..11883a9c 100644
--- a/src/sketch.js
+++ b/src/sketch.js
@@ -1,6 +1,10 @@
 // @flow
 /* global process NSString PROSketchBootstrap */
-import type { ProjectDescriptor, BranchDescriptor, FileDescriptor } from ".";
+import type {
+  ProjectDescriptor,
+  BranchDescriptor,
+  FileDescriptor
+} from "./types";
 
 export function isSketchPlugin() {
   // New versions of skpm set process type to "sketch". For older
diff --git a/src/support/factories.js b/src/support/factories.js
index ccd3c38f..13f8ace7 100644
--- a/src/support/factories.js
+++ b/src/support/factories.js
@@ -10,7 +10,7 @@ import type {
   CommentDescriptor,
   UserDescriptor,
   AssetDescriptor
-} from "../";
+} from "../types";
 
 export function buildOptions(options: *) {
   return {
diff --git a/src/index.js.flow b/src/types.js
similarity index 97%
rename from src/index.js.flow
rename to src/types.js
index 3cdbfe33..17585bcc 100644
--- a/src/index.js.flow
+++ b/src/types.js
@@ -38,12 +38,12 @@ export type CommitDescriptor = {|
 
 export type BranchDescriptor = {|
   ...ObjectDescriptor,
-  sha: $PropertyType<ObjectDescriptor, "sha"> | "latest"
+  sha: $PropertyType<ObjectDescriptor, "sha">
 |};
 
 export type FileDescriptor = {|
   ...ObjectDescriptor,
-  sha: $PropertyType<ObjectDescriptor, "sha"> | "latest",
+  sha: $PropertyType<ObjectDescriptor, "sha">,
   fileId: string
 |};
 
@@ -55,7 +55,7 @@ export type PageDescriptor = {|
 
 export type LayerDescriptor = {|
   ...ObjectDescriptor,
-  sha: $PropertyType<ObjectDescriptor, "sha"> | "latest",
+  sha: $PropertyType<ObjectDescriptor, "sha">,
   fileId: string,
   pageId: string,
   layerId: string
@@ -67,7 +67,7 @@ export type UserDescriptor = {|
   userId: string
 |};
 
-export type AssetDescriptor ={|
+export type AssetDescriptor = {|
   assetId: string,
   projectId: string
 |};
@@ -332,7 +332,7 @@ export type User = {
 
 export type Organization = {
   billingEmail?: string,
-  features: {[feature: string]: boolean},
+  features: { [feature: string]: boolean },
   hasBillingInfo?: boolean,
   id: string,
   isUsernameOrganization?: boolean,
@@ -1281,7 +1281,7 @@ export type Asset = {
   projectId: string,
   scale: string,
   sha: string,
-  url: string,
+  url: string
 };
 
 export interface CursorPromise<T> extends Promise<T> {
@@ -1322,7 +1322,9 @@ export interface AbstractInterface {
   };
 
   organizations?: {
-    info: (organizationDescriptor: OrganizationDescriptor) => Promise<Organization>,
+    info: (
+      organizationDescriptor: OrganizationDescriptor
+    ) => Promise<Organization>,
     list: () => Promise<Organization[]>
   };
 
@@ -1413,27 +1415,21 @@ export interface AbstractInterface {
       objectDescriptor?: OrganizationDescriptor,
       options?: ListOptions
     ) => CursorPromise<Notification[]>,
-    info: (notificationDescriptor: NotificationDescriptor) => Promise<Notification>
+    info: (
+      notificationDescriptor: NotificationDescriptor
+    ) => Promise<Notification>
   };
 
   users?: {
     list: (
       objectDescriptor: OrganizationDescriptor | ProjectDescriptor
     ) => Promise<User[]>,
-    info: (
-      userDescriptor: UserDescriptor
-    ) => Promise<User>
+    info: (userDescriptor: UserDescriptor) => Promise<User>
   };
 
   assets?: {
-    list: (
-      objectDescriptor: BranchDescriptor
-    ) => Promise<Asset[]>,
-    info: (
-      assetDescriptor: AssetDescriptor
-    ) => Promise<Asset>,
-    raw: (
-      assetDescriptor: AssetDescriptor
-    ) => Promise<ArrayBuffer>
-  }
+    list: (objectDescriptor: BranchDescriptor) => Promise<Asset[]>,
+    info: (assetDescriptor: AssetDescriptor) => Promise<Asset>,
+    raw: (assetDescriptor: AssetDescriptor) => Promise<ArrayBuffer>
+  };
 }
diff --git a/src/utils.js b/src/utils.js
index 4a536274..63879533 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -6,7 +6,7 @@ import type {
   FileDescriptor,
   LayerDescriptor,
   ShareDescriptor
-} from "./";
+} from "./types";
 
 export function objectBranchDescriptor(
   objectDescriptor:
diff --git a/yarn.lock b/yarn.lock
index a356df2d..ce93032b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1391,6 +1391,11 @@ camelcase@^4.1.0:
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-4.1.0.tgz#d545635be1e33c542649c69173e5de6acfae34dd"
   integrity sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0=
 
+camelcase@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-5.0.0.tgz#03295527d58bd3cd4aa75363f35b2e8d97be2f42"
+  integrity sha512-faqwZqnWxbxn+F1d399ygeamQNy3lPp/H9H6rNrqYh4FSVCtcY+3cub1MxA8o9mDd55mM8Aghuu/kuyYA6VTsA==
+
 caniuse-lite@^1.0.30000898:
   version "1.0.30000899"
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000899.tgz#6febdbbc388a7982f620ee0e3d09aab0c061389e"
@@ -1445,7 +1450,7 @@ charenc@~0.0.1:
   resolved "https://registry.yarnpkg.com/charenc/-/charenc-0.0.2.tgz#c0a1d2f3a7092e03774bfa83f14c0fc5790a8667"
   integrity sha1-wKHS86cJLgN3S/qD8UwPxXkKhmc=
 
-chokidar@^2.0.3:
+chokidar@^2.0.0, chokidar@^2.0.3:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-2.0.4.tgz#356ff4e2b0e8e43e322d18a372460bbcf3accd26"
   integrity sha512-z9n7yt9rOvIJrMhvDtDictKrkFHeihkNl6uWMmZlmL6tJtX9Cs+87oK+teBx+JIgzvbX3yZHT3eF8vpbDxHJXQ==
@@ -1641,6 +1646,17 @@ cross-spawn@^5.0.1, cross-spawn@^5.1.0:
     shebang-command "^1.2.0"
     which "^1.2.9"
 
+cross-spawn@^6.0.0:
+  version "6.0.5"
+  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-6.0.5.tgz#4a5ec7c64dfae22c3a14124dbacdee846d80cbc4"
+  integrity sha512-eTVLrBSt7fjbDygz805pMnstIs2VTBNkRm0qxZd+M7A5XDdxVRWO5MxGBXZhjY4cqLYLdtrGqRf8mBPmzwSpWQ==
+  dependencies:
+    nice-try "^1.0.4"
+    path-key "^2.0.1"
+    semver "^5.5.0"
+    shebang-command "^1.2.0"
+    which "^1.2.9"
+
 crypt@~0.0.1:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/crypt/-/crypt-0.0.2.tgz#88d7ff7ec0dfb86f713dc87bbb42d044d3e6c41b"
@@ -1707,7 +1723,7 @@ debug@^4.0.1:
   dependencies:
     ms "^2.1.1"
 
-decamelize@^1.1.1:
+decamelize@^1.1.1, decamelize@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
   integrity sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=
@@ -2127,6 +2143,19 @@ exec-sh@^0.2.0:
   dependencies:
     merge "^1.2.0"
 
+execa@^0.10.0:
+  version "0.10.0"
+  resolved "https://registry.yarnpkg.com/execa/-/execa-0.10.0.tgz#ff456a8f53f90f8eccc71a96d11bdfc7f082cb50"
+  integrity sha512-7XOMnz8Ynx1gGo/3hyV9loYNPWM94jG3+3T3Y8tsfSstFmETmENCMU/A/zj8Lyaj1lkgEepKepvd6240tBRvlw==
+  dependencies:
+    cross-spawn "^6.0.0"
+    get-stream "^3.0.0"
+    is-stream "^1.1.0"
+    npm-run-path "^2.0.0"
+    p-finally "^1.0.0"
+    signal-exit "^3.0.0"
+    strip-eof "^1.0.0"
+
 execa@^0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/execa/-/execa-0.7.0.tgz#944becd34cc41ee32a63a9faf27ad5a65fc59777"
@@ -2340,6 +2369,13 @@ find-up@^2.0.0, find-up@^2.1.0:
   dependencies:
     locate-path "^2.0.0"
 
+find-up@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-3.0.0.tgz#49169f1d7993430646da61ecc5ae355c21c97b73"
+  integrity sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==
+  dependencies:
+    locate-path "^3.0.0"
+
 flat-cache@^1.2.1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/flat-cache/-/flat-cache-1.3.0.tgz#d3030b32b38154f4e3b7e9c709f490f7ef97c481"
@@ -2355,6 +2391,17 @@ flow-bin@^0.80.0:
   resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.80.0.tgz#04cc1ee626a6f50786f78170c92ebe1745235403"
   integrity sha512-0wRnqvXErQRPrx6GBLB5swgndfWkotd9MgfePgT7Z+VsE046c8Apzl7KKTCypB/pzn0pZF2g5Jurxxb2umET8g==
 
+flow-copy-source@^2.0.2:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/flow-copy-source/-/flow-copy-source-2.0.2.tgz#096e579a9bb63a38afc5d4dd68ac847a5be27594"
+  integrity sha512-IHKgy45Q+Xs7UanUZyFFJae/ubMKtzj0dU4vs1YoqlfKl2wzLTaqehyTpjqO4vLAnL48yGvLfnttncX5Utn/4g==
+  dependencies:
+    chokidar "^2.0.0"
+    fs-extra "^7.0.0"
+    glob "^7.0.0"
+    kefir "^3.7.3"
+    yargs "^12.0.1"
+
 flow-typed@^2.5.1:
   version "2.5.1"
   resolved "https://registry.yarnpkg.com/flow-typed/-/flow-typed-2.5.1.tgz#0ff565cc94d2af8c557744ba364b6f14726a6b9f"
@@ -2418,6 +2465,15 @@ fs-extra@^5.0.0:
     jsonfile "^4.0.0"
     universalify "^0.1.0"
 
+fs-extra@^7.0.0:
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-7.0.1.tgz#4f189c44aa123b895f722804f55ea23eadc348e9"
+  integrity sha512-YJDaCJZEnBmcbw13fvdAM9AwNOJwOzrE4pqMqBq5nFiEqXUqHwlK4B+3pUw6JNvfSPtX05xFHtYy/1ni01eGCw==
+  dependencies:
+    graceful-fs "^4.1.2"
+    jsonfile "^4.0.0"
+    universalify "^0.1.0"
+
 fs-minipass@^1.2.5:
   version "1.2.5"
   resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.5.tgz#06c277218454ec288df77ada54a03b8702aacb9d"
@@ -2443,7 +2499,7 @@ fsevents@^1.2.2, fsevents@^1.2.3:
     nan "^2.9.2"
     node-pre-gyp "^0.10.0"
   prebuiltVariants:
-    fsevents-v1.2.4-darwin-x64-57 "68372c379d6603f30c1591917ec8a75fb9cd2cd6"
+    fsevents-v1.2.4-darwin-x64-57 "3f69dac5ce1ea824bccf6d0852713f570300fd4b"
 
 fstream@~1.0.10:
   version "1.0.11"
@@ -2816,6 +2872,11 @@ invert-kv@^1.0.0:
   resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-1.0.0.tgz#104a8e4aaca6d3d8cd157a8ef8bfab2d7a3ffdb6"
   integrity sha1-EEqOSqym09jNFXqO+L+rLXo//bY=
 
+invert-kv@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-2.0.0.tgz#7393f5afa59ec9ff5f67a27620d11c226e3eec02"
+  integrity sha512-wPVv/y/QQ/Uiirj/vh3oP+1Ww+AWehmi1g5fFWGPF6IpCBCDVrhgHRMvrLfdYcwDh3QJbGXDW4JAuzxElLSqKA==
+
 is-accessor-descriptor@^0.1.6:
   version "0.1.6"
   resolved "https://registry.yarnpkg.com/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz#a9e12cb3ae8d876727eeef3843f8a0897b5c98d6"
@@ -3687,6 +3748,13 @@ jsx-ast-utils@^2.0.1:
   dependencies:
     array-includes "^3.0.3"
 
+kefir@^3.7.3:
+  version "3.8.5"
+  resolved "https://registry.yarnpkg.com/kefir/-/kefir-3.8.5.tgz#ce8d952707ea833d9d995a96b92daa744dea83ba"
+  integrity sha512-u4UxHyIvdOOM62Y/yAtYPeYEg/yUfwl5/QF3ksrTRxEdhpa7LAFChntZxVqbcf0gCGblZzL/JnV/gZYWOps3Qw==
+  dependencies:
+    symbol-observable "1.0.4"
+
 kind-of@^3.0.2, kind-of@^3.0.3, kind-of@^3.2.0:
   version "3.2.2"
   resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-3.2.2.tgz#31ea21a734bab9bbb0f32466d893aea51e4a3c64"
@@ -3723,6 +3791,13 @@ lcid@^1.0.0:
   dependencies:
     invert-kv "^1.0.0"
 
+lcid@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/lcid/-/lcid-2.0.0.tgz#6ef5d2df60e52f82eb228a4c373e8d1f397253cf"
+  integrity sha512-avPEb8P8EGnwXKClwsNUgryVjllcRqtMYa49NTsbQagYuT1DcXnl1915oxWjoyGrXR6zH/Y0Zc96xWsPcoDKeA==
+  dependencies:
+    invert-kv "^2.0.0"
+
 left-pad@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/left-pad/-/left-pad-1.3.0.tgz#5b8a3a7765dfe001261dde915589e782f8c94d1e"
@@ -3845,6 +3920,13 @@ makeerror@1.0.x:
   dependencies:
     tmpl "1.0.x"
 
+map-age-cleaner@^0.1.1:
+  version "0.1.3"
+  resolved "https://registry.yarnpkg.com/map-age-cleaner/-/map-age-cleaner-0.1.3.tgz#7d583a7306434c055fe474b0f45078e6e1b4b92a"
+  integrity sha512-bJzx6nMoP6PDLPBFmg7+xRKeFZvFboMrGlxmNj9ClvX53KrmvM5bXFXEWjbz4cz1AFn+jWJ9z/DJSz7hrs0w3w==
+  dependencies:
+    p-defer "^1.0.0"
+
 map-cache@^0.2.2:
   version "0.2.2"
   resolved "https://registry.yarnpkg.com/map-cache/-/map-cache-0.2.2.tgz#c32abd0bd6525d9b051645bb4f26ac5dc98a0dbf"
@@ -3878,6 +3960,15 @@ mem@^1.1.0:
   dependencies:
     mimic-fn "^1.0.0"
 
+mem@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/mem/-/mem-4.0.0.tgz#6437690d9471678f6cc83659c00cbafcd6b0cdaf"
+  integrity sha512-WQxG/5xYc3tMbYLXoXPm81ET2WDULiU5FxbuIoNbJqLOOI8zehXFdZuiUEgfdrU2mVB1pxBZUGlYORSrpuJreA==
+  dependencies:
+    map-age-cleaner "^0.1.1"
+    mimic-fn "^1.0.0"
+    p-is-promise "^1.1.0"
+
 merge-stream@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/merge-stream/-/merge-stream-1.0.1.tgz#4041202d508a342ba00174008df0c251b8c135e1"
@@ -4053,6 +4144,11 @@ needle@^2.2.1:
     iconv-lite "^0.4.4"
     sax "^1.2.4"
 
+nice-try@^1.0.4:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/nice-try/-/nice-try-1.0.5.tgz#a3378a7696ce7d223e88fc9b764bd7ef1089e366"
+  integrity sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ==
+
 node-fetch@2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.1.2.tgz#ab884e8e7e57e38a944753cec706f788d1768bb5"
@@ -4283,6 +4379,15 @@ os-locale@^2.0.0:
     lcid "^1.0.0"
     mem "^1.1.0"
 
+os-locale@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-3.0.1.tgz#3b014fbf01d87f60a1e5348d80fe870dc82c4620"
+  integrity sha512-7g5e7dmXPtzcP4bgsZ8ixDVqA7oWYuEz4lOSujeWyliPai4gfVDiFIcwBg3aGCPnmSGfzOKTK3ccPn0CKv3DBw==
+  dependencies:
+    execa "^0.10.0"
+    lcid "^2.0.0"
+    mem "^4.0.0"
+
 os-name@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/os-name/-/os-name-2.0.1.tgz#b9a386361c17ae3a21736ef0599405c9a8c5dc5e"
@@ -4318,11 +4423,21 @@ p-cancelable@^0.3.0:
   resolved "https://registry.yarnpkg.com/p-cancelable/-/p-cancelable-0.3.0.tgz#b9e123800bcebb7ac13a479be195b507b98d30fa"
   integrity sha512-RVbZPLso8+jFeq1MfNvgXtCRED2raz/dKpacfTNxsx6pLEpEomM7gah6VeHSYV3+vo0OAi4MkArtQcWWXuQoyw==
 
+p-defer@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/p-defer/-/p-defer-1.0.0.tgz#9f6eb182f6c9aa8cd743004a7d4f96b196b0fb0c"
+  integrity sha1-n26xgvbJqozXQwBKfU+WsZaw+ww=
+
 p-finally@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/p-finally/-/p-finally-1.0.0.tgz#3fbcfb15b899a44123b34b6dcc18b724336a2cae"
   integrity sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4=
 
+p-is-promise@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/p-is-promise/-/p-is-promise-1.1.0.tgz#9c9456989e9f6588017b0434d56097675c3da05e"
+  integrity sha1-nJRWmJ6fZYgBewQ01WCXZ1w9oF4=
+
 p-limit@^1.1.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-1.3.0.tgz#b86bd5f0c25690911c7590fcbfc2010d54b3ccb8"
@@ -4422,7 +4537,7 @@ path-is-inside@^1.0.1, path-is-inside@^1.0.2:
   resolved "https://registry.yarnpkg.com/path-is-inside/-/path-is-inside-1.0.2.tgz#365417dede44430d1c11af61027facf074bdfc53"
   integrity sha1-NlQX3t5EQw0cEa9hAn+s8HS9/FM=
 
-path-key@^2.0.0:
+path-key@^2.0.0, path-key@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/path-key/-/path-key-2.0.1.tgz#411cadb574c5a140d3a4b1910d40d80cc9f40b40"
   integrity sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A=
@@ -5306,6 +5421,11 @@ supports-color@^5.3.0:
   dependencies:
     has-flag "^3.0.0"
 
+symbol-observable@1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/symbol-observable/-/symbol-observable-1.0.4.tgz#29bf615d4aa7121bdd898b22d4b3f9bc4e2aa03d"
+  integrity sha1-Kb9hXUqnEhvdiYsi1LP5vE4qoD0=
+
 symbol-tree@^3.2.2:
   version "3.2.2"
   resolved "https://registry.yarnpkg.com/symbol-tree/-/symbol-tree-3.2.2.tgz#ae27db38f660a7ae2e1c3b7d1bc290819b8519e6"
@@ -5784,6 +5904,11 @@ y18n@^3.2.1:
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"
   integrity sha1-bRX7qITAhnnA136I53WegR4H+kE=
 
+"y18n@^3.2.1 || ^4.0.0":
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.0.tgz#95ef94f85ecc81d007c264e190a120f0a3c8566b"
+  integrity sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==
+
 yallist@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
@@ -5794,6 +5919,14 @@ yallist@^3.0.0, yallist@^3.0.2:
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.0.2.tgz#8452b4bb7e83c7c188d8041c1a837c773d6d8bb9"
   integrity sha1-hFK0u36Dx8GI2AQcGoN8dz1ti7k=
 
+yargs-parser@^11.1.1:
+  version "11.1.1"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-11.1.1.tgz#879a0865973bca9f6bab5cbdf3b1c67ec7d3bcf4"
+  integrity sha512-C6kB/WJDiaxONLJQnF8ccx9SEeoTTLek8RVbaOIsrAUS8VrBEXfmeSnCZxygc+XC2sNMBIwOOnfcxiynjHsVSQ==
+  dependencies:
+    camelcase "^5.0.0"
+    decamelize "^1.2.0"
+
 yargs-parser@^2.4.1:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-2.4.1.tgz#85568de3cf150ff49fa51825f03a8c880ddcc5c4"
@@ -5827,6 +5960,24 @@ yargs@^11.0.0:
     y18n "^3.2.1"
     yargs-parser "^9.0.2"
 
+yargs@^12.0.1:
+  version "12.0.5"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-12.0.5.tgz#05f5997b609647b64f66b81e3b4b10a368e7ad13"
+  integrity sha512-Lhz8TLaYnxq/2ObqHDql8dX8CJi97oHxrjUcYtzKbbykPtVW9WB+poxI+NM2UIzsMgNCZTIf0AQwsjK5yMAqZw==
+  dependencies:
+    cliui "^4.0.0"
+    decamelize "^1.2.0"
+    find-up "^3.0.0"
+    get-caller-file "^1.0.1"
+    os-locale "^3.0.0"
+    require-directory "^2.1.1"
+    require-main-filename "^1.0.1"
+    set-blocking "^2.0.0"
+    string-width "^2.0.0"
+    which-module "^2.0.0"
+    y18n "^3.2.1 || ^4.0.0"
+    yargs-parser "^11.1.1"
+
 yargs@^4.2.0:
   version "4.8.1"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-4.8.1.tgz#c0c42924ca4aaa6b0e6da1739dfb216439f9ddc0"