Generate bundle with all deps externalized

This ensures that `classnames` and the like are imported from
node_modules rather than included in the bundle, allowing
consumers to more effectively dedupe their usage of these deps.

package.json

@@ -25,6 +25,12 @@
     "deploy-doc": "gh-pages -d demo"
   },
   "types": "./dist/index.d.ts",
+  "dependencies": {
+    "classnames": "^2.2.6",
+    "react-only-when": "^1.0.2",
+    "react-swipeable": "^5.5.1",
+    "resize-observer-polyfill": "1.5.0"
+  },
   "peerDependencies": {
     "prop-types": "^15.5.4",
     "react": "^15.0.0 || ^16.0.0",
@@ -53,7 +59,6 @@
     "@babel/preset-env": "^7.3.4",
     "@babel/preset-react": "^7.0.0",
     "babel-eslint": "^9.0.0",
-    "classnames": "^2.2.6",
     "concurrently": "^4.1.0",
     "cross-env": "^5.1.4",
     "docz": "^2.3.0-alpha.6",
@@ -76,18 +81,16 @@
     "prettier-eslint": "^8.8.2",
     "react": "^16.12.0",
     "react-dom": "^16.12.0",
-    "react-only-when": "^1.0.2",
     "react-resizable": "^1.7.5",
     "react-scripts": "^2.1.8",
     "react-test-renderer": "^16.5.2",
-    "resize-observer-polyfill": "1.5.0",
     "rollup": "^0.64.1",
     "rollup-plugin-alias": "^1.4.0",
+    "rollup-plugin-auto-external": "^2.0.0",
     "rollup-plugin-babel": "^4.3.2",
     "rollup-plugin-commonjs": "^9.1.3",
     "rollup-plugin-copy": "^3.3.0",
     "rollup-plugin-node-resolve": "^3.3.0",
-    "rollup-plugin-peer-deps-external": "^2.2.0",
     "rollup-plugin-postcss": "^1.6.2",
     "rollup-plugin-url": "^1.4.0",
     "styled-components": "^5.1.0"
@@ -111,8 +114,5 @@
   ],
   "resolutions": {
     "ansi-styles": "^3.2.0"
-  },
-  "dependencies": {
-    "react-swipeable": "^5.5.1"
   }
 }

rollup.config.js

@@ -1,7 +1,7 @@
 import babel from 'rollup-plugin-babel';
 import commonjs from 'rollup-plugin-commonjs';
 import copy from "rollup-plugin-copy";
-import external from 'rollup-plugin-peer-deps-external';
+import external from "rollup-plugin-auto-external";
 import postcss from 'rollup-plugin-postcss';
 import resolve from 'rollup-plugin-node-resolve';
 import url from 'rollup-plugin-url';

yarn.lock

@@ -4087,6 +4087,13 @@ builtin-status-codes@^3.0.0:
   resolved "https://registry.yarnpkg.com/builtin-status-codes/-/builtin-status-codes-3.0.0.tgz#85982878e21b98e1c66425e03d0174788f569ee8"
   integrity sha1-hZgoeOIbmOHGZCXgPQF0eI9Wnug=
 
+builtins@^2.0.0:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/builtins/-/builtins-2.0.1.tgz#42a4d6fe38973a7c185b435970d13e5e70f70f3c"
+  integrity sha512-XkkVe5QAb6guWPXTzpSrYpSlN3nqEmrrE2TkAr/tp7idSF6+MONh9WvKrAuR3HiKLvoSgmbs8l1U9IPmMrIoLw==
+  dependencies:
+    semver "^6.0.0"
+
 [email protected]:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/bytes/-/bytes-3.0.0.tgz#d32815404d689699f85a4ea4fa8755dd13a96048"
@@ -15550,6 +15557,15 @@ read-pkg@^2.0.0:
     normalize-package-data "^2.3.2"
     path-type "^2.0.0"
 
+read-pkg@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/read-pkg/-/read-pkg-3.0.0.tgz#9cbc686978fee65d16c00e2b19c237fcf6e38389"
+  integrity sha1-nLxoaXj+5l0WwA4rGcI3/Pbjg4k=
+  dependencies:
+    load-json-file "^4.0.0"
+    normalize-package-data "^2.3.2"
+    path-type "^3.0.0"
+
 read-pkg@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/read-pkg/-/read-pkg-4.0.1.tgz#963625378f3e1c4d48c85872b5a6ec7d5d093237"
@@ -16401,6 +16417,16 @@ rollup-plugin-alias@^1.4.0:
   dependencies:
     slash "^3.0.0"
 
+rollup-plugin-auto-external@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-auto-external/-/rollup-plugin-auto-external-2.0.0.tgz#98fd137d66c1cbe0f4e245b31560a72dbde896aa"
+  integrity sha512-HQM3ZkZYfSam1uoZtAB9sK26EiAsfs1phrkf91c/YX+S07wugyRXSigBxrIwiLr5EPPilKYmoMxsrnlGBsXnuQ==
+  dependencies:
+    builtins "^2.0.0"
+    read-pkg "^3.0.0"
+    safe-resolve "^1.0.0"
+    semver "^5.5.0"
+
 rollup-plugin-babel@^4.3.2:
   version "4.4.0"
   resolved "https://registry.yarnpkg.com/rollup-plugin-babel/-/rollup-plugin-babel-4.4.0.tgz#d15bd259466a9d1accbdb2fe2fff17c52d030acb"
@@ -16439,11 +16465,6 @@ rollup-plugin-node-resolve@^3.3.0:
     is-module "^1.0.0"
     resolve "^1.1.6"
 
-rollup-plugin-peer-deps-external@^2.2.0:
-  version "2.2.3"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-peer-deps-external/-/rollup-plugin-peer-deps-external-2.2.3.tgz#059a8aec1eefb48a475e9fcedc3b9e3deb521213"
-  integrity sha512-W6IePXTExGXVDAlfZbNUUrx3GxUOZP248u5n4a4ID1XZMrbQ+uGeNiEfapvdzwx0qZi5DNH/hDLiPUP+pzFIxg==
-
 rollup-plugin-postcss@^1.6.2:
   version "1.6.3"
   resolved "https://registry.yarnpkg.com/rollup-plugin-postcss/-/rollup-plugin-postcss-1.6.3.tgz#18256ba66f29ecd9d42a68f4ef136b92b939ddb8"
@@ -16559,6 +16580,11 @@ safe-regex@^1.1.0:
   dependencies:
     ret "~0.1.10"
 
+safe-resolve@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/safe-resolve/-/safe-resolve-1.0.0.tgz#fe34f8d29d7a3becfd249d0aa8a799b5c3cf6559"
+  integrity sha1-/jT40p16O+z9JJ0KqKeZtcPPZVk=
+
 "safer-buffer@>= 2.1.2 < 3", "safer-buffer@>= 2.1.2 < 3.0.0", 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"