[@wordpress/redux-routine] add new definitions (#36688)

types/wordpress__redux-routine/index.d.ts

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+// Type definitions for @wordpress/redux-routine 3.4
+// Project: https://github.com/WordPress/gutenberg/tree/master/packages/redux-routine/README.md
+// Definitions by: Derek Sifford <https://github.com/dsifford>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 3.5
+
+import { AnyAction, Middleware } from 'redux';
+
+/**
+ * Creates a Redux middleware, given an object of controls where each key is an action type for
+ * which to act upon, the value a function which returns either a promise which is to resolve when
+ * evaluation of the action should continue, or a value. The value or resolved promise value is
+ * assigned on the return value of the yield assignment. If the control handler returns undefined,
+ * the execution is not continued.
+ *
+ * @param controls - Object of control handlers.
+ */
+declare function createMiddleware(controls?: Record<string, (action: AnyAction) => any>): Middleware;
+
+export default createMiddleware;

types/wordpress__redux-routine/package.json

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+{
+    "private": true,
+    "dependencies": {
+        "redux": "^4.0.1"
+    }
+}

types/wordpress__redux-routine/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": ["es6"],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": ["../"],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true,
+        "paths": {
+            "@wordpress/redux-routine": ["wordpress__redux-routine"]
+        }
+    },
+    "files": ["index.d.ts", "wordpress__redux-routine-tests.ts"]
+}

types/wordpress__redux-routine/tslint.json

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+{ "extends": "dtslint/dt.json" }

types/wordpress__redux-routine/wordpress__redux-routine-tests.ts

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+import { createStore, applyMiddleware } from 'redux';
+import createMiddleware from '@wordpress/redux-routine';
+
+const middleware = createMiddleware({
+    FOO: action => action.foo,
+    BAR(action) {
+        return action.bar;
+    },
+});
+
+const store = createStore(state => state, applyMiddleware(middleware));