fix: upgrade NestJS to major version 8

BREAKING CHANGE: The peer dependencies of NestJS and rxjs have been increased
to the next major version. To use the new nestjs-unleash version, your project
must be updated to NestJS 8 and rxjs 7.

test: fix broken e2e test

e2e/app.e2e-spec.ts

@@ -16,7 +16,7 @@ describe('AppController (e2e)', () => {
     app = await NestFactory.create<NestExpressApplication>(
       ApplicationModule,
       new ExpressAdapter(),
-      { logger: true, abortOnError: false },
+      { logger: ['debug'], abortOnError: false },
     )
 
     app.enableShutdownHooks()

package.json

@@ -43,24 +43,27 @@
     "murmurhash3js": "^3.0.1"
   },
   "peerDependencies": {
-    "@nestjs/common": "^7.0.0",
-    "@nestjs/core": "^7.0.0",
-    "@nestjs/schedule": "^0.4.1",
+    "@nestjs/axios": "^0.0.1",
+    "@nestjs/common": "^8.0.5",
+    "@nestjs/core": "^8.0.5",
+    "@nestjs/schedule": "^1.0.1",
     "axios": "^0.21.0",
-    "reflect-metadata": "^0.1.2"
+    "reflect-metadata": "^0.1.12",
+    "rxjs": "^7.3.0"
   },
   "devDependencies": {
     "@commitlint/cli": "^13.0.0",
     "@commitlint/config-conventional": "^13.0.0",
     "@heise/eslint-config": "^18.0.1",
-    "@nestjs/cli": "^7.0.0",
-    "@nestjs/common": "^7.0.0",
+    "@nestjs/axios": "^0.0.1",
+    "@nestjs/cli": "^8.1.0",
+    "@nestjs/common": "^8.0.5",
     "@nestjs/config": "^1.0.0",
-    "@nestjs/core": "^7.0.0",
-    "@nestjs/platform-express": "^7.5.5",
-    "@nestjs/schedule": "^0.4.1",
+    "@nestjs/core": "^8.0.5",
+    "@nestjs/platform-express": "^8.0.5",
+    "@nestjs/schedule": "^1.0.1",
     "@nestjs/schematics": "^8.0.0",
-    "@nestjs/testing": "^7.5.5",
+    "@nestjs/testing": "^8.0.5",
     "@semantic-release/changelog": "^5.0.1",
     "@semantic-release/commit-analyzer": "^8.0.1",
     "@semantic-release/git": "^9.0.0",
@@ -84,7 +87,7 @@
     "pinst": "^2.1.1",
     "reflect-metadata": "^0.1.12",
     "rimraf": "^3.0.2",
-    "rxjs": "^6.6.3",
+    "rxjs": "^7.3.0",
     "semantic-release": "^17.3.0",
     "ts-jest": "27.0.4",
     "ts-loader": "^9.0.0",

src/unleash-client/register/register-client.spec.ts

@@ -1,4 +1,4 @@
-import { HttpModule } from '@nestjs/common'
+import { HttpModule } from '@nestjs/axios'
 import { Test, TestingModule } from '@nestjs/testing'
 import { UnleashRegisterClient } from '..'
 import { version } from '../../../package.json'

src/unleash-client/unleash-client.module.ts

@@ -1,4 +1,5 @@
-import { DynamicModule, HttpModule, Module, Provider } from '@nestjs/common'
+import { HttpModule } from '@nestjs/axios'
+import { DynamicModule, Module, Provider } from '@nestjs/common'
 import { AxiosRequestConfig } from 'axios'
 import {
   UnleashFeaturesClient,

src/unleash-client/unleash-client.spec.ts

@@ -1,4 +1,4 @@
-import { HttpModule, HttpService } from '@nestjs/common'
+import { HttpModule, HttpService } from '@nestjs/axios'
 import { Test, TestingModule } from '@nestjs/testing'
 import { of } from 'rxjs'
 import { UnleashClient } from './unleash-client'

src/unleash-client/unleash-client.ts

@@ -1,5 +1,7 @@
-import { HttpService, Injectable, Logger } from '@nestjs/common'
+import { HttpService } from '@nestjs/axios'
+import { Injectable, Logger } from '@nestjs/common'
 import { AxiosRequestConfig } from 'axios'
+import { firstValueFrom } from 'rxjs'
 
 @Injectable()
 export class UnleashClient {
@@ -13,7 +15,7 @@ export class UnleashClient {
     const url = config.url ?? '(unknown url)'
 
     this.logger.debug(`Request: ${method} ${baseUrl}${url}`)
-    const response = await this.http.request<T>(config).toPromise()
+    const response = await firstValueFrom(this.http.request<T>(config))
     return response.data
   }