refactor: eslint --fix

src/app.module.ts

@@ -1,9 +1,9 @@
-import { KeysModule } from './keys/keys.module.js';
+import { KeysModule } from './keys/keys.module.js'
-import { Module } from '@nestjs/common';
+import { Module } from '@nestjs/common'
-import { ViewsController } from './views.controller.js';
+import { ViewsController } from './views.controller.js'
 
 @Module({
-    controllers: [ ViewsController ],
+    controllers: [ViewsController],
-    imports: [ KeysModule ]
+    imports: [KeysModule],
 })
 export class AppModule {}

src/keys/controllers/hkp.controller.ts

@@ -1,43 +1,55 @@
-import { BadRequestException, Controller, Get, Query, Req } from "@nestjs/common";
+import {
-import { Address4, Address6 } from "ip-address";
+    BadRequestException,
+    Controller,
+    Get,
+    Query,
+    Req,
+} from '@nestjs/common'
+import { Address4, Address6 } from 'ip-address'
 
-import type { FastifyRequest } from 'fastify';
+import type { FastifyRequest } from 'fastify'
 
-import { HKPOperation, VALID_OPS } from "../providers/abstract.provider.js";
+import { HKPOperation, VALID_OPS } from '../providers/abstract.provider.js'
-import { AllKeysProvider } from "../providers/all.provider.js";
+import { AllKeysProvider } from '../providers/all.provider.js'
-import { serializeIndexes } from "../indexes.js";
+import { serializeIndexes } from '../indexes.js'
 
 @Controller()
 export class HKPController {
-
+    constructor(private allKeysProvider: AllKeysProvider) {}
-    constructor(
-        private allKeysProvider: AllKeysProvider
-    ) {}
 
     @Get('pks/lookup')
-    async lookup(@Req() req: FastifyRequest, @Query('search') search: string, @Query('op') op: HKPOperation) {
+    async lookup(
+        @Req() req: FastifyRequest,
+        @Query('search') search: string,
+        @Query('op') op: HKPOperation
+    ) {
         if (VALID_OPS.indexOf(op) === -1) {
-            throw new BadRequestException('op MUST be one of: ' + VALID_OPS.join(', '));
+            throw new BadRequestException(
+                'op MUST be one of: ' + VALID_OPS.join(', ')
+            )
         }
 
-        let ip: Address4 | Address6 | null = null;
+        let ip: Address4 | Address6 | null = null
         if (Address4.isValid(req.ip.replace(/^.*:/, ''))) {
             ip = new Address4(req.ip.replace(/^.*:/, ''))
         } else if (Address6.isValid(req.ip)) {
             ip = new Address6(req.ip)
         }
         if (ip === null) {
-            ip = new Address4('127.0.0.1');
+            ip = new Address4('127.0.0.1')
         }
 
         const miscData = { ip }
-        
+
         switch (op) {
             case 'get':
-                return this.allKeysProvider.get(search, miscData);
+                return this.allKeysProvider.get(search, miscData)
             case 'index':
-                const indexes = await this.allKeysProvider.index(search, miscData);
+                const indexes = await this.allKeysProvider.index(
-                return serializeIndexes(indexes);
+                    search,
+                    miscData
+                )
+                return serializeIndexes(indexes)
         }
     }
-}
+}

src/keys/indexes.ts

@@ -1,139 +1,173 @@
 // as per https://www.ietf.org/archive/id/draft-gallagher-openpgp-hkp-05.html#name-machine-readable-indexes
 
 export interface Index {
-    prefix: 'info' | 'pub' | 'uid';
+  prefix: 'info' | 'pub' | 'uid';
 }
 
 export type Indexes = Index[];
 
 export class InfoLine implements Index {
-    prefix: 'info';
+  prefix: 'info';
-    version: 1;
+  version: 1;
-    count: number;
+  count: number;
 
-    constructor(indexLine: string) {
+  constructor(indexLine: string) {
-        parseIndex<InfoLine>(this, indexLine, [ 'version', 'count' ]);
+    parseIndex<InfoLine>(this, indexLine, ['version', 'count']);
 
-        this.prefix = 'info';
+    this.prefix = 'info';
 
-        if (this.version != 1) {
+    if (this.version != 1) {
-            throw new Error('InfoLine\'s version MUST be 1! Got ' + this.version)
+      throw new Error("InfoLine's version MUST be 1! Got " + this.version);
-        }
-        if (this.count) {
-            if (typeof this.count !== 'number') {
-                if (isNaN(this.count)) {
-                    throw new Error('InfoLine\'s count MUST NOT be NaN!');
-                }
-            }
-        }
     }
+    if (this.count) {
+      if (typeof this.count !== 'number') {
+        if (isNaN(this.count)) {
+          throw new Error("InfoLine's count MUST NOT be NaN!");
+        }
+      }
+    }
+  }
 }
 
 export class PubLine implements Index {
-    prefix: 'pub';
+  prefix: 'pub';
-    keyid?: string;
+  keyid?: string;
-    keylen?: number;
+  keylen?: number;
-    algorithm?: string;
+  algorithm?: string;
-    creationdate?: number;
+  creationdate?: number;
-    expirationdate?: number;
+  expirationdate?: number;
-    flags?: string;
+  flags?: string;
-    version?: string;
+  version?: string;
 
-    constructor(indexLine: string) {
+  constructor(indexLine: string) {
-        parseIndex<PubLine>(this, indexLine, [ 'keyid', 'keylen', 'algorithm', 'creationdate', 'expirationdate', 'flags', 'version' ]);
+    parseIndex<PubLine>(this, indexLine, [
+      'keyid',
+      'keylen',
+      'algorithm',
+      'creationdate',
+      'expirationdate',
+      'flags',
+      'version',
+    ]);
 
-        this.prefix = 'pub';
+    this.prefix = 'pub';
 
-        if (this.creationdate && typeof this.creationdate !== 'number') {
+    if (this.creationdate && typeof this.creationdate !== 'number') {
-            this.creationdate = parseFloat(this.creationdate);
+      this.creationdate = parseFloat(this.creationdate);
-            if (isNaN(this.creationdate)) {
+      if (isNaN(this.creationdate)) {
-                throw new Error('PubLine\'s creationdate MUST NOT be NaN!');
+        throw new Error("PubLine's creationdate MUST NOT be NaN!");
-            }
+      }
-        }
-        if (this.expirationdate && typeof this.expirationdate !== 'number') {
-            this.expirationdate = parseFloat(this.expirationdate);
-            if (isNaN(this.expirationdate)) {
-                throw new Error('PubLine\'s expirationdate MUST NOT be NaN!');
-            }
-        }
     }
+    if (this.expirationdate && typeof this.expirationdate !== 'number') {
+      this.expirationdate = parseFloat(this.expirationdate);
+      if (isNaN(this.expirationdate)) {
+        throw new Error("PubLine's expirationdate MUST NOT be NaN!");
+      }
+    }
+  }
 }
 
 export class UidLine implements Index {
-    prefix: 'uid';
+  prefix: 'uid';
-    uidstring?: string;
+  uidstring?: string;
-    creationdate?: string;
+  creationdate?: string;
-    expirationdate?: string;
+  expirationdate?: string;
-    flags?: string;
+  flags?: string;
 
-    constructor(indexLine: string) {
+  constructor(indexLine: string) {
-        parseIndex<UidLine>(this, indexLine, [ 'uidstring', 'creationdate', 'expirationdate', 'flags' ]);
+    parseIndex<UidLine>(this, indexLine, [
+      'uidstring',
+      'creationdate',
+      'expirationdate',
+      'flags',
+    ]);
 
-        this.prefix = 'uid';
+    this.prefix = 'uid';
-    }
+  }
 }
 
 export function assertValidPrefix(prefix: string, throwError = true): boolean {
-    if ([ 'info', 'pub', 'uid' ].indexOf(prefix) == -1) {
+  if (['info', 'pub', 'uid'].indexOf(prefix) == -1) {
-        if (!throwError) {
+    if (!throwError) {
-            return false;
+      return false;
-        }
-        throw new Error('Prefix must be one of: info, pub, uid')
     }
-    return true
+    throw new Error('Prefix must be one of: info, pub, uid');
+  }
+  return true;
 }
 
 export function parseIndexes(untyped: string[]): Indexes {
-    return untyped
+  return untyped
-        .filter(x => x.split(':').length > 1)
+    .filter((x) => x.split(':').length > 1)
-        .filter(x => assertValidPrefix(x.split(':')[0], false))
+    .filter((x) => assertValidPrefix(x.split(':')[0], false))
-        .map(x => {
+    .map((x) => {
-            const prefix = x.split(':')[0] as 'info' | 'pub' | 'uid';
+      const prefix = x.split(':')[0] as 'info' | 'pub' | 'uid';
-            switch (prefix) {
+      switch (prefix) {
-                case 'info': return new InfoLine(x)
+            case 'info': return new InfoLine(x)
-                case 'pub':  return new PubLine(x)
+            case 'pub':  return new PubLine(x)
-                case 'uid':  return new UidLine(x)
+            case 'uid':  return new UidLine(x)
-            }
+      }
-        })
+    });
 }
 
-export function parseIndex<T extends Index>(self: any, index: string, keys: (keyof T)[]): void {
+export function parseIndex<T extends Index>(
-    let exploded = index.replaceAll('\r', '').split(':');
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  self: any,
+  index: string,
+  keys: (keyof T)[],
+): void {
+  let exploded = index.replaceAll('\r', '').split(':');
 
-    if (keys.length > exploded.length) {
+  if (keys.length > exploded.length) {
-        throw new Error('keys MUST NOT be longer than index');
+    throw new Error('keys MUST NOT be longer than index');
-    }
+  }
 
-    const prefix = exploded[0] as 'info' | 'pub' | 'uid';
+  const prefix = exploded[0] as 'info' | 'pub' | 'uid';
-    assertValidPrefix(prefix, true);
+  assertValidPrefix(prefix, true);
-    self.prefix = prefix;
+  self.prefix = prefix;
-    exploded = exploded.slice(1, exploded.length);
+  exploded = exploded.slice(1, exploded.length);
 
-    for (let i = 0; i != keys.length; i++) {
+  for (let i = 0; i != keys.length; i++) {
-        self[keys[i]] = decodeURIComponent(exploded[i]);
+    self[keys[i]] = decodeURIComponent(exploded[i]);
-    }
+  }
 }
 
 export function serializeIndexes(indexes: Indexes): string {
-    let out: (string | number | undefined)[][] = [];
+  const out: (string | number | undefined)[][] = [];
-    for (const index of indexes) {
+  for (const index of indexes) {
-        if (index instanceof InfoLine) {
+    if (index instanceof InfoLine) {
-            out.push([ 'info', index.version, index.count ]);
+      out.push(['info', index.version, index.count]);
-        }
-        if (index instanceof PubLine) {
-            out.push([ 'pub', index.keyid, index.algorithm, index.keylen, index.creationdate, index.expirationdate, index.flags, index.version ]);
-        }
-        if (index instanceof UidLine) {
-            out.push([ 'uid', index.uidstring, index.creationdate, index.expirationdate, index.flags ]);
-        }
     }
+    if (index instanceof PubLine) {
+      out.push([
+        'pub',
+        index.keyid,
+        index.algorithm,
+        index.keylen,
+        index.creationdate,
+        index.expirationdate,
+        index.flags,
+        index.version,
+      ]);
+    }
+    if (index instanceof UidLine) {
+      out.push([
+        'uid',
+        index.uidstring,
+        index.creationdate,
+        index.expirationdate,
+        index.flags,
+      ]);
+    }
+  }
 
-    return out
+  return (
-        .map(
+    out
-            x => x
+      .map((x) =>
-                  .map(x => x ?? '')
+                x.map(x => x ?? '')
-                  .map(encodeURIComponent)
+          .map(encodeURIComponent)
-                  .join(':')
+                .join(':')
-        )
+      )
-        .join('\n') + '\n'
+      .join('\n') + '\n'
+  );
 }

src/keys/keys.module.ts

@@ -1,11 +1,11 @@
-import { Module } from "@nestjs/common";
+import { Module } from '@nestjs/common'
-import { HKPController } from "./controllers/hkp.controller.js";
+import { HKPController } from './controllers/hkp.controller.js'
-import { OpenPGPKeysProvider } from "./providers/openpgp.provider.js";
+import { OpenPGPKeysProvider } from './providers/openpgp.provider.js'
-import { AllKeysProvider } from "./providers/all.provider.js";
+import { AllKeysProvider } from './providers/all.provider.js'
 
 @Module({
-    providers: [ OpenPGPKeysProvider, AllKeysProvider ],
+    providers: [OpenPGPKeysProvider, AllKeysProvider],
-    controllers: [ HKPController ],
+    controllers: [HKPController],
-    exports: [ OpenPGPKeysProvider, AllKeysProvider ] 
+    exports: [OpenPGPKeysProvider, AllKeysProvider],
 })
-export class KeysModule {}
+export class KeysModule {}

src/keys/providers/abstract.provider.ts

@@ -1,18 +1,20 @@
-import { Get, Injectable } from '@nestjs/common';
+import { Get, Injectable } from '@nestjs/common'
-import { Indexes } from '../indexes.js';
+import { Indexes } from '../indexes.js'
-import { Address4, Address6 } from 'ip-address';
+import { Address4, Address6 } from 'ip-address'
 
-export type AdditionalData = { ip: Address4 | Address6 };
+export type AdditionalData = { ip: Address4 | Address6 }
-export type HKPOperation = keyof AbstractKeysProvider;
+export type HKPOperation = keyof AbstractKeysProvider
-export type GetOperationReturn = string | 404;
+export type GetOperationReturn = string | 404
 
-export const VALID_OPS: readonly HKPOperation[] = Object.freeze([ 'get', 'index' ])
+export const VALID_OPS: readonly HKPOperation[] = Object.freeze([
+    'get',
+    'index',
+])
 
 /** https://www.ietf.org/archive/id/draft-gallagher-openpgp-hkp-05.html#name-the-op-operation-field */
 @Injectable()
 export abstract class AbstractKeysProvider {
-
+    readonly url = Object.freeze('http://none')
-    readonly url = Object.freeze('http://none');
 
     /**
         The "get" operation requests keys from the keyserver by textual search. A string that specifies which key(s) to return is provided in the "search" field.
@@ -24,8 +26,15 @@ export abstract class AbstractKeysProvider {
         If no keys match the request, the keyserver SHOULD return an appropriate HTTP error code such as 404 ("Not Found").
      */
     @Get()
-    async get(search: string, data: AdditionalData): Promise<GetOperationReturn>  { return 404 }
+    async get(
+        search: string,
+        data: AdditionalData
+    ): Promise<GetOperationReturn> {
+        return 404
+    }
 
     @Get()
-    async index(search: string, data: AdditionalData): Promise<Indexes>           { return [] }
+    async index(search: string, data: AdditionalData): Promise<Indexes> {
+        return []
+    }
 }

src/keys/providers/all.provider.ts

@@ -1,7 +1,10 @@
-import { Get, Injectable } from "@nestjs/common";
+import { Get, Injectable } from '@nestjs/common'
-import { AbstractKeysProvider, type AdditionalData } from "./abstract.provider.js";
+import {
-import { Indexes, InfoLine } from "../indexes.js";
+    AbstractKeysProvider,
-import { OpenPGPKeysProvider } from "./openpgp.provider.js";
+    type AdditionalData,
+} from './abstract.provider.js'
+import { Indexes, InfoLine } from '../indexes.js'
+import { OpenPGPKeysProvider } from './openpgp.provider.js'
 
 /**
  * This provider searches all key providers and returns their combined result
@@ -9,40 +12,41 @@ import { OpenPGPKeysProvider } from "./openpgp.provider.js";
 @Injectable()
 export class AllKeysProvider implements AbstractKeysProvider {
 
-    constructor(
+    readonly url = Object.freeze('http://none');
-        private openPgpKeysProvider: OpenPGPKeysProvider
+
-    ) {}
+    constructor(private openPgpKeysProvider: OpenPGPKeysProvider) {}
 
     getAll(): AbstractKeysProvider[] {
-        return [
+        return [this.openPgpKeysProvider]
-            this.openPgpKeysProvider
-        ]
     }
 
     @Get()
     async get(search: string, data: AdditionalData): Promise<string | 404> {
-        const all = this.getAll();
+        const all = this.getAll()
-        const promises = await Promise.all(all.map(x => x.get(search, data)))
+        const promises = await Promise.all(all.map((x) => x.get(search, data)))
 
-        if (promises.filter(x => x == 404).length == promises.length) { // all failed
+        if (promises.filter((x) => x == 404).length == promises.length) {
+            // all failed
             return 404
         } else {
             // if there are multiple keys, join them together to avoid missing data
-            return promises
+            return promises.filter((x) => typeof x === 'string').join('\n')
-                .filter(x => typeof x === 'string')
-                .join('\n')
         }
     }
 
     @Get()
     async index(search: string, data: AdditionalData): Promise<Indexes> {
-        const all = this.getAll();
+        const all = this.getAll()
-        const promises = await Promise.all(all.map(x => x.index(search, data)))
+        const promises = await Promise.all(
+            all.map((x) => x.index(search, data))
+        )
 
         // merge indexes if there are multiple
-        const out = [ new InfoLine('info:1:1') ] as Indexes;
+        const out = [new InfoLine('info:1:1')] as Indexes
-        promises.forEach(x => x.filter(x => x.prefix !== 'info').forEach(y => out.push(y)));
+        promises.forEach((x) =>
+            x.filter((x) => x.prefix !== 'info').forEach((y) => out.push(y))
+        )
 
-        return out;
+        return out
     }
-}
+}

src/keys/providers/openpgp.provider.ts

@@ -1,22 +1,21 @@
-import { Get, Injectable } from "@nestjs/common";
+import { Get, Injectable } from '@nestjs/common'
 
-import { AbstractKeysProvider } from "./abstract.provider.js";
+import { AbstractKeysProvider } from './abstract.provider.js'
-import type { AdditionalData } from "./abstract.provider.js";
+import type { AdditionalData } from './abstract.provider.js'
-import { proxyGetOp, proxyIndexOp } from "./utils.js";
+import { proxyGetOp, proxyIndexOp } from './utils.js'
-import { Indexes } from "../indexes.js";
+import { Indexes } from '../indexes.js'
 
 @Injectable()
 export class OpenPGPKeysProvider implements AbstractKeysProvider {
-
+    readonly url = Object.freeze('https://keys.openpgp.org')
-    readonly url = Object.freeze('https://keys.openpgp.org');
 
     @Get()
     async get(search: string, data: AdditionalData): Promise<string | 404> {
-        return proxyGetOp(this.url + '/pks/lookup', search, data);
+        return proxyGetOp(this.url + '/pks/lookup', search, data)
     }
 
     @Get()
     async index(search: string, data: AdditionalData): Promise<Indexes> {
-        return proxyIndexOp(this.url + '/pks/lookup', search, data);
+        return proxyIndexOp(this.url + '/pks/lookup', search, data)
     }
-}
+}

src/keys/providers/ubuntu.provider.ts

@@ -1,22 +1,21 @@
-import { Get, Injectable } from "@nestjs/common";
+import { Get, Injectable } from '@nestjs/common'
 
-import { AbstractKeysProvider } from "./abstract.provider.js";
+import { AbstractKeysProvider } from './abstract.provider.js'
-import type { AdditionalData } from "./abstract.provider.js";
+import type { AdditionalData } from './abstract.provider.js'
-import { proxyGetOp, proxyIndexOp } from "./utils.js";
+import { proxyGetOp, proxyIndexOp } from './utils.js'
-import { Indexes } from "../indexes.js";
+import { Indexes } from '../indexes.js'
 
 @Injectable()
 export class UbuntuKeysProvider implements AbstractKeysProvider {
-
+    readonly url = Object.freeze('https://keyserver.ubuntu.com')
-    readonly url = Object.freeze('https://keyserver.ubuntu.com');
 
     @Get()
     async get(search: string, data: AdditionalData): Promise<string | 404> {
-        return proxyGetOp(this.url + '/pks/lookup', search, data);
+        return proxyGetOp(this.url + '/pks/lookup', search, data)
     }
 
     @Get()
     async index(search: string, data: AdditionalData): Promise<Indexes> {
-        return proxyIndexOp(this.url + '/pks/lookup', search, data);
+        return proxyIndexOp(this.url + '/pks/lookup', search, data)
     }
-}
+}

src/keys/providers/utils.ts

@@ -1,47 +1,63 @@
-import ky, { ResponsePromise } from "ky";
+import ky, { ResponsePromise } from 'ky'
-import { AdditionalData, GetOperationReturn, HKPOperation } from "./abstract.provider.js";
+import {
-import { Indexes, parseIndexes } from "../indexes.js";
+    AdditionalData,
+    GetOperationReturn,
+    HKPOperation,
+} from './abstract.provider.js'
+import { Indexes, parseIndexes } from '../indexes.js'
 
-const BEGIN_HEADER = '-----BEGIN PGP PUBLIC KEY BLOCK-----';
+const BEGIN_HEADER = '-----BEGIN PGP PUBLIC KEY BLOCK-----'
-const END_HEADER = '-----END PGP PUBLIC KEY BLOCK-----';
+const END_HEADER = '-----END PGP PUBLIC KEY BLOCK-----'
 
 export function getKey(raw: string): string {
-    return (
+    return raw
-        raw
+        .replace(new RegExp(`.*${BEGIN_HEADER}`, 'gm'), BEGIN_HEADER)
-            .replace(new RegExp(`.*${BEGIN_HEADER}`, 'gm'), BEGIN_HEADER)
+        .replace(new RegExp(`${END_HEADER}.*`, 'gm'), END_HEADER)
-            .replace(new RegExp(`${END_HEADER}.*`,   'gm'), END_HEADER)
-    );
 }
 
 /**
  * Proxy request to a 3rd party keyserver via ky
  */
-export function proxyRequest(url: string, op: HKPOperation, search: string, data: AdditionalData): ResponsePromise {
+export function proxyRequest(
-    return ky(
+    url: string,
-        url,
+    op: HKPOperation,
-        {
+    search: string,
-            headers: {
+    data: AdditionalData
-                'User-Agent': 'Cupid (https://cupid.blek.codes)'
+): ResponsePromise {
-            },
+    return ky(url, {
-            searchParams: {
+        headers: {
-                op,
+            'User-Agent': 'Cupid (https://cupid.blek.codes)',
-                search
+        },
-            }
+        searchParams: {
-        }
+            op,
-    )
+            search,
+        },
+    })
 }
 
-export async function proxyGetOp(url: string, search: string, data: AdditionalData): Promise<GetOperationReturn> {
+export async function proxyGetOp(
-    const httpRes = await proxyRequest(url, 'get', search, data);
+    url: string,
-    if (httpRes.status !== 200) { return 404 }
+    search: string,
+    data: AdditionalData
+): Promise<GetOperationReturn> {
+    const httpRes = await proxyRequest(url, 'get', search, data)
+    if (httpRes.status !== 200) {
+        return 404
+    }
 
     return getKey(await httpRes.text())
 }
 
-export async function proxyIndexOp(url: string, search: string, data: AdditionalData): Promise<Indexes> {
+export async function proxyIndexOp(
-    const httpRes = await proxyRequest(url, 'index', search, data);
+    url: string,
-    if (httpRes.status !== 200) { return [] }
+    search: string,
-    
+    data: AdditionalData
-    const rawIndexes = await httpRes.text();
+): Promise<Indexes> {
+    const httpRes = await proxyRequest(url, 'index', search, data)
+    if (httpRes.status !== 200) {
+        return []
+    }
+
+    const rawIndexes = await httpRes.text()
     return parseIndexes(rawIndexes.split('\n'))
-}
+}

src/main.ts

@@ -1,28 +1,34 @@
-import { FastifyAdapter, NestFastifyApplication } from '@nestjs/platform-fastify';
+import {
-import { NestFactory } from '@nestjs/core';
+    FastifyAdapter,
-import handlebars from 'hbs';
+    NestFastifyApplication,
+} from '@nestjs/platform-fastify'
+import { NestFactory } from '@nestjs/core'
+import handlebars from 'hbs'
 
-import { join } from 'path';
+import { join } from 'path'
 
-import { AppModule } from './app.module.js';
+import { AppModule } from './app.module.js'
 
 async function bootstrap() {
-  const app = await NestFactory.create<NestFastifyApplication>(AppModule, new FastifyAdapter());
+    const app = await NestFactory.create<NestFastifyApplication>(
+        AppModule,
+        new FastifyAdapter()
+    )
 
-  const root = import.meta.dirname;
+    const root = import.meta.dirname
 
-  app.useStaticAssets({
+    app.useStaticAssets({
-    root: join(root, '..', 'public'),
+        root: join(root, '..', 'public'),
-    prefix: '/public/'
+        prefix: '/public/',
-  });
+    })
 
-  app.setViewEngine({
+    app.setViewEngine({
-    engine: {
+        engine: {
-      handlebars
+            handlebars,
-    },
+        },
-    templates: join(root, '..', 'views')
+        templates: join(root, '..', 'views'),
-  })
+    })
 
-  await app.listen(3000);
+    await app.listen(3000)
 }
-bootstrap();
+bootstrap()

src/views.controller.ts

@@ -1,17 +1,14 @@
-import { Controller, Get, Render } from "@nestjs/common";
+import { Controller, Get, Render } from '@nestjs/common'
 
-import { AllKeysProvider } from "./keys/providers/all.provider.js";
+import { AllKeysProvider } from './keys/providers/all.provider.js'
 
 @Controller()
 export class ViewsController {
-
+    constructor(private allKeysProvider: AllKeysProvider) {}
-    constructor(
-        private allKeysProvider: AllKeysProvider
-    ) { }
 
     @Get()
     @Render('index.html')
     index() {
-        return { keys: this.allKeysProvider.getAll().map(x => x.url) }
+        return { keys: this.allKeysProvider.getAll().map((x) => x.url) }
     }
-}
+}

test/app.e2e-spec.ts

@@ -1,25 +1,25 @@
-import { Test, TestingModule } from '@nestjs/testing';
+import { Test, TestingModule } from '@nestjs/testing'
-import { INestApplication } from '@nestjs/common';
+import { INestApplication } from '@nestjs/common'
-import request from 'supertest';
+import request from 'supertest'
 
-import { AppModule } from './../src/app.module.js';
+import { AppModule } from './../src/app.module.js'
 
 describe('AppController (e2e)', () => {
-  let app: INestApplication;
+    let app: INestApplication
 
-  beforeEach(async () => {
+    beforeEach(async () => {
-    const moduleFixture: TestingModule = await Test.createTestingModule({
+        const moduleFixture: TestingModule = await Test.createTestingModule({
-      imports: [AppModule],
+            imports: [AppModule],
-    }).compile();
+        }).compile()
 
-    app = moduleFixture.createNestApplication();
+        app = moduleFixture.createNestApplication()
-    await app.init();
+        await app.init()
-  });
+    })
 
-  it('/ (GET)', () => {
+    it('/ (GET)', () => {
-    return request(app.getHttpServer())
+        return request(app.getHttpServer())
-      .get('/')
+            .get('/')
-      .expect(200)
+            .expect(200)
-      .expect((res) => res.headers['Content-Type'] == 'text/html');
+            .expect((res) => res.headers['Content-Type'] == 'text/html')
-  });
+    })
-});
+})