Merge pull request #209 from laconiajs/158-ts-invoker

GH-158 Add TS declaration files for invoker package

packages/laconia-invoker/package.json

@@ -18,6 +18,7 @@
     "src"
   ],
   "main": "src/index.js",
+  "types": "src/index.d.ts",
   "repository": {
     "type": "git",
     "url": "https://github.com/laconiajs/laconia.git"

packages/laconia-invoker/src/index.d.ts

@@ -0,0 +1,14 @@
+import { LaconiaFactory } from "@laconia/core";
+
+declare namespace invoker {
+  type RequestPayload = object | string | Buffer;
+  type ResponsePayload = object | string | Buffer;
+  interface Invoker {
+    requestResponse(payload?: RequestPayload): Promise<ResponsePayload>;
+    fireAndForget(payload?: RequestPayload): Promise<void>;
+  }
+  type Invokers = { [key: string]: Invoker };
+  function envVarInstances(): LaconiaFactory<Invokers>;
+}
+
+export = invoker;

packages/laconia-invoker/test/types/index.ts

@@ -0,0 +1,16 @@
+import laconia from "@laconia/core";
+import invoker, { Invoker } from "../../src/index";
+
+const app = async (
+  input: number,
+  { captureCardPaymentLambda }: { captureCardPaymentLambda: Invoker }
+) => {
+  await captureCardPaymentLambda.requestResponse();
+  await captureCardPaymentLambda.requestResponse("bar");
+  await captureCardPaymentLambda.requestResponse({ foo: "bar" });
+  await captureCardPaymentLambda.fireAndForget();
+  await captureCardPaymentLambda.fireAndForget("bar");
+  await captureCardPaymentLambda.fireAndForget({ foo: "bar" });
+};
+
+exports.handler = laconia(app).register(invoker.envVarInstances());