refactor: remove deprecated Terminus API

BREAKING CHANGE: TerminusModule.forRoot{Async) has been removed

In order to migrate, check out: https://docs.nestjs.com/migration-guide#terminus

lib/health-check/health-check-executor.service.spec.ts

@@ -2,7 +2,7 @@ import { Test } from '@nestjs/testing';
 import { HealthCheckExecutor } from './health-check-executor.service';
 import { HealthIndicatorResult } from '../health-indicator';
 import { HealthCheckResult } from './health-check-result.interface';
-import { HealthCheckError } from '@godaddy/terminus';
+import { HealthCheckError } from '../health-check/health-check.error';
 
 const healthyCheck = async (): Promise<HealthIndicatorResult> => {
   return {
@@ -98,47 +98,4 @@ describe('HealthCheckExecutorService', () => {
       });
     });
   });
-
-  describe('executeDeprecated', () => {
-    it('should return a result object without errors', async () => {
-      const result = await healthCheckExecutor.executeDeprecated([
-        () => healthyCheck(),
-      ]);
-      expect(result).toEqual<HealthIndicatorResult>({
-        healthy: {
-          status: 'up',
-        },
-      });
-    });
-
-    it('should return a result object with errors', async () => {
-      try {
-        await healthCheckExecutor.executeDeprecated([() => unhealthyCheck()]);
-      } catch (error) {
-        expect(error.causes).toEqual<HealthIndicatorResult>({
-          unhealthy: {
-            status: 'down',
-          },
-        });
-      }
-    });
-
-    it('should return a result object with mixed errors', async () => {
-      try {
-        await healthCheckExecutor.executeDeprecated([
-          () => healthyCheck(),
-          () => unhealthyCheck(),
-        ]);
-      } catch (error) {
-        expect(error.causes).toEqual<HealthIndicatorResult>({
-          healthy: {
-            status: 'up',
-          },
-          unhealthy: {
-            status: 'down',
-          },
-        });
-      }
-    });
-  });
 });

lib/health-check/health-check-executor.service.ts

@@ -27,33 +27,6 @@ import {
 export class HealthCheckExecutor implements BeforeApplicationShutdown {
   private isShuttingDown = false;
 
-  /**
-   * Executes the given health indicators.
-   * Implementation for v6 compatibility.
-   *
-   * @throws {Error} All errors which are not inherited by the `HealthCheckError`-class
-   *
-   * @deprecated
-   * @returns the result of given health indicators
-   * @param healthIndicators The health indicators which should get executed
-   */
-  async executeDeprecated(
-    healthIndicators: HealthIndicatorFunction[],
-  ): Promise<HealthIndicatorResult> {
-    const { results, errors } = await this.executeHealthIndicators(
-      healthIndicators,
-    );
-    const infoErrorCombined = results.concat(errors);
-
-    const details = this.getSummary(infoErrorCombined);
-
-    if (errors.length) {
-      throw new HealthCheckError('Healthcheck failed', details);
-    } else {
-      return details;
-    }
-  }
-
   /**
    * Executes the given health indicators.
    * Implementation for v6 compatibility.

lib/health-indicator/health-indicators.provider.ts

@@ -1,4 +1,4 @@
-import { Type, Provider } from '@nestjs/common';
+import { Type } from '@nestjs/common';
 
 import {
   TypeOrmHealthIndicator,
@@ -11,7 +11,6 @@ import {
   HealthIndicator,
   GRPCHealthIndicator,
 } from '.';
-import { DNSHealthIndicator } from './dns';
 
 /**
  * All the health indicators terminus provides as array
@@ -25,5 +24,4 @@ export const HEALTH_INDICATORS: Type<HealthIndicator>[] = [
   MemoryHealthIndicator,
   MicroserviceHealthIndicator,
   GRPCHealthIndicator,
-  DNSHealthIndicator,
 ];

lib/health-indicator/index.ts

@@ -2,7 +2,6 @@ export * from './health-indicator-result.interface';
 export * from './health-indicator';
 
 /** Health Indicators */
-export * from './dns/dns.health';
 export * from './http/http.health';
 export * from './database/mongoose.health';
 export * from './database/typeorm.health';