feat: getEnvironment()

src/config/configurator.ts

@@ -48,6 +48,18 @@ export function getConfig(props: getConfigProps): any {
   return configData;
 }
 
+export function getEnvironment(config: object | string, environmentId?: string): any {
+  const configData = getConfig({ config: config });
+  return configData.environments && environmentId
+    ? {
+        env: {
+          account: configData.environments[environmentId].account,
+          region: configData.environments[environmentId].region,
+        },
+      }
+    : { env: { account: configData.account, region: configData.region } };
+}
+
 interface getStackSynthesizerProps {
   readonly config?: string | object;
   readonly environmentId: string;
@@ -134,6 +146,11 @@ export interface GetTagsProps {
   readonly environmentId?: string;
 }
 
+export interface GetEnvironmentProps {
+  readonly configPath: string;
+  readonly environmentId?: string;
+}
+
 export class Configurator {
   public static getEnvConfig(props: GetEnvConfigProps): any {
     const config = getConfig({ config: props.configPath });
@@ -149,6 +166,22 @@ export class Configurator {
       ? config.tags
       : {};
   }
+  public static getEnvironment(props: GetEnvironmentProps): any {
+    const config = getConfig({ config: props.configPath });
+    return config.environments && props.environmentId
+      ? {
+          env: {
+            account: config.environments[props.environmentId].account,
+            region: config.environments[props.environmentId].region,
+          },
+        }
+      : {
+          env: {
+            account: config.account,
+            region: config.region,
+          },
+        };
+  }
   public readonly config: any;
   public readonly environmentId?: string;
   constructor(scope: constructs.Construct, config: string | object, environmentId?: string) {

test/config.test.ts

@@ -15,6 +15,7 @@ import {
   SqsToLambdaStage,
   getConfig,
   getStackSynthesizer,
+  getEnvironment,
 } from "../src";
 
 test("Config Simple Override", () => {
@@ -450,6 +451,26 @@ test("Get Env Config", () => {
   assert(getConfig({}) === undefined);
 });
 
+test("Get Environment", () => {
+  assert(getEnvironment("./test/test-config.json", "dev").account === "222222222222");
+  assert(getEnvironment("./test/test-config.json", "dev").region === "us-east-1");
+  assert(getEnvironment("./test/test-config.json").account === "111111111111");
+  assert(getEnvironment("./test/test-config.json").region === "us-east-1");
+  assert(
+    Configurator.getEnvironment({ configPath: "./test/test-config.json", environmentId: "dev" }).account ===
+      "222222222222",
+  );
+  assert(
+    Configurator.getEnvironment({ configPath: "./test/test-config.json", environmentId: "dev" }).region === "us-east-1",
+  );
+  assert(Configurator.getEnvironment({ configPath: "./test/test-config.json" }).account === "111111111111");
+  assert(Configurator.getEnvironment({ configPath: "./test/test-config.json" }).region === "us-east-1");
+  const app = new cdk.App();
+  new cdk.Stack(app, "MyTestStack", {
+    ...getEnvironment("./test/test-config.json"),
+  });
+});
+
 test("Get Env Config Static Method", () => {
   const config = Configurator.getEnvConfig({ configPath: "./test/test-config.yaml", environmentId: "dev" });
   const nullConfig = Configurator.getEnvConfig({ configPath: "./ddk.json", environmentId: "dev" });

test/test-config.json

@@ -2,6 +2,8 @@
   "tags": {
     "global:foo": "bar"
   },
+  "account": "111111111111",
+  "region": "us-east-1",
   "environments": {
     "dev": {
       "account": "222222222222",