Add recompose as a dep.

package.json

@@ -3,6 +3,7 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
+    "@types/recompose": "^0.24.4",
     "ical.js": "^1.2.2",
     "immutable": "^4.0.0-rc.9",
     "isomorphic-fetch": "^2.1.1",
@@ -16,6 +17,7 @@
     "react-router": "^4.2.0",
     "react-router-dom": "^4.2.2",
     "react-scripts-ts": "2.8.0",
+    "recompose": "^0.26.0",
     "redux": "^3.7.2",
     "redux-actions": "^2.2.1",
     "redux-logger": "^3.0.6",

yarn.lock

@@ -74,6 +74,12 @@
   version "16.0.25"
   resolved "https://registry.yarnpkg.com/@types/react/-/react-16.0.25.tgz#bf696b83fe480c5e0eff4335ee39ebc95884a1ed"
 
+"@types/recompose@^0.24.4":
+  version "0.24.4"
+  resolved "https://registry.yarnpkg.com/@types/recompose/-/recompose-0.24.4.tgz#39de3048382d39f0808a1780d3aa2fdb839986cd"
+  dependencies:
+    "@types/react" "*"
+
 "@types/redux-actions@^2.2.3":
   version "2.2.3"
   resolved "https://registry.yarnpkg.com/@types/redux-actions/-/redux-actions-2.2.3.tgz#a11777808ec37ef7246f70bed770cab3510cf926"