Inline util from redux-actions to reduce bundle size

client/src/components/Explorer/__snapshots__/actions.test.js.snap

@@ -31,6 +31,7 @@ Array [
 exports[`actions toggleExplorer close 1`] = `
 Array [
   Object {
+    "payload": undefined,
     "type": "CLOSE_EXPLORER",
   },
 ]

client/src/components/Explorer/actions.js

@@ -1,6 +1,5 @@
-import { createAction } from 'redux-actions';
-
 import * as admin from '../../api/admin';
+import { createAction } from '../../utils/actions';
 import { MAX_EXPLORER_PAGES } from '../../config/wagtailConfig';
 
 const getPageStart = createAction('GET_PAGE_START');

client/src/utils/actions.js

@@ -0,0 +1,25 @@
+const identity = func => func;
+
+// Stolen from the following project (had a 18kb footprint at the time).
+// https://github.com/acdlite/redux-actions/blob/79c68635fb1524c1b1cf8e2398d4b099b53ca8de/src/createAction.js
+export function createAction(type, actionCreator, metaCreator) {
+  const finalActionCreator = typeof actionCreator === 'function' ? actionCreator : identity;
+
+  return (...args) => {
+    const action = {
+      type,
+      payload: finalActionCreator(...args),
+    };
+
+    if (action.payload instanceof Error) {
+      // Handle FSA errors where the payload is an Error object. Set error.
+      action.error = true;
+    }
+
+    if (typeof metaCreator === 'function') {
+      action.meta = metaCreator(...args);
+    }
+
+    return action;
+  };
+}

package.json

@@ -64,7 +64,6 @@
     "react-redux": "^5.0.5",
     "react-transition-group": "^1.1.3",
     "redux": "^3.6.0",
-    "redux-actions": "^2.0.3",
     "redux-thunk": "^2.2.0",
     "whatwg-fetch": "^2.0.2"
   },