From ccf79e1b6a3009649513aa822bc42a54d4e6625d Mon Sep 17 00:00:00 2001
From: Codby <87335804+TheCodby@users.noreply.github.com>
Date: Sat, 29 Jul 2023 06:52:55 +0300
Subject: [PATCH 1/2] feat(core): added "fatal" as a log level (issue #11945)

---
 .../common/services/console-logger.service.ts | 20 +++++++++++++
 packages/common/services/logger.service.ts    | 30 ++++++++++++++++++-
 .../utils/is-log-level-enabled.util.ts        |  1 +
 .../core/injector/helpers/silent-logger.ts    |  1 +
 4 files changed, 51 insertions(+), 1 deletion(-)

diff --git a/packages/common/services/console-logger.service.ts b/packages/common/services/console-logger.service.ts
index 3642180a8d2..9e7b6c79e10 100644
--- a/packages/common/services/console-logger.service.ts
+++ b/packages/common/services/console-logger.service.ts
@@ -26,6 +26,7 @@ const DEFAULT_LOG_LEVELS: LogLevel[] = [
   'warn',
   'debug',
   'verbose',
+  'fatal',
 ];
 
 const dateTimeFormatter = new Intl.DateTimeFormat(undefined, {
@@ -145,6 +146,23 @@ export class ConsoleLogger implements LoggerService {
     this.printMessages(messages, context, 'verbose');
   }
 
+  /**
+   * Write a 'fatal' level log, if the configured level allows for it.
+   * Prints to `stdout` with newline.
+   */
+  fatal(message: any, context?: string): void;
+  fatal(message: any, ...optionalParams: [...any, string?]): void;
+  fatal(message: any, ...optionalParams: any[]) {
+    if (!this.isLevelEnabled('fatal')) {
+      return;
+    }
+    const { messages, context } = this.getContextAndMessagesToPrint([
+      message,
+      ...optionalParams,
+    ]);
+    this.printMessages(messages, context, 'fatal');
+  }
+
   /**
    * Set log levels
    * @param levels log levels
@@ -330,6 +348,8 @@ export class ConsoleLogger implements LoggerService {
         return clc.red;
       case 'verbose':
         return clc.cyanBright;
+      case 'fatal':
+        return clc.bold;
       default:
         return clc.green;
     }
diff --git a/packages/common/services/logger.service.ts b/packages/common/services/logger.service.ts
index cdc70fa5bdf..18b4a1ca7cb 100644
--- a/packages/common/services/logger.service.ts
+++ b/packages/common/services/logger.service.ts
@@ -6,7 +6,7 @@ import { isLogLevelEnabled } from './utils';
 /**
  * @publicApi
  */
-export type LogLevel = 'log' | 'error' | 'warn' | 'debug' | 'verbose';
+export type LogLevel = 'log' | 'error' | 'warn' | 'debug' | 'verbose' | 'fatal';
 
 /**
  * @publicApi
@@ -37,6 +37,11 @@ export interface LoggerService {
    */
   verbose?(message: any, ...optionalParams: any[]): any;
 
+  /**
+   * Write a 'fatal' level log.
+   */
+  fatal?(message: any, ...optionalParams: any[]): any;
+
   /**
    * Set log levels.
    * @param levels log levels
@@ -185,6 +190,19 @@ export class Logger implements LoggerService {
     this.localInstance?.verbose?.(message, ...optionalParams);
   }
 
+  /**
+   * Write a 'verbose' level log.
+   */
+  fatal(message: any, context?: string): void;
+  fatal(message: any, ...optionalParams: [...any, string?]): void;
+  @Logger.WrapBuffer
+  fatal(message: any, ...optionalParams: any[]) {
+    optionalParams = this.context
+      ? optionalParams.concat(this.context)
+      : optionalParams;
+    this.localInstance?.fatal?.(message, ...optionalParams);
+  }
+
   /**
    * Write an 'error' level log.
    */
@@ -241,6 +259,16 @@ export class Logger implements LoggerService {
     this.staticInstanceRef?.verbose?.(message, ...optionalParams);
   }
 
+  /**
+   * Write a 'fatal' level log.
+   */
+  static fatal(message: any, context?: string): void;
+  static fatal(message: any, ...optionalParams: [...any, string?]): void;
+  @Logger.WrapBuffer
+  static fatal(message: any, ...optionalParams: any[]) {
+    this.staticInstanceRef?.fatal?.(message, ...optionalParams);
+  }
+
   /**
    * Print buffered logs and detach buffer.
    */
diff --git a/packages/common/services/utils/is-log-level-enabled.util.ts b/packages/common/services/utils/is-log-level-enabled.util.ts
index a7739704356..242dd6474a8 100644
--- a/packages/common/services/utils/is-log-level-enabled.util.ts
+++ b/packages/common/services/utils/is-log-level-enabled.util.ts
@@ -6,6 +6,7 @@ const LOG_LEVEL_VALUES: Record<LogLevel, number> = {
   log: 2,
   warn: 3,
   error: 4,
+  fatal: 5,
 };
 
 /**
diff --git a/packages/core/injector/helpers/silent-logger.ts b/packages/core/injector/helpers/silent-logger.ts
index 82c37d5120d..07ae0ecc48d 100644
--- a/packages/core/injector/helpers/silent-logger.ts
+++ b/packages/core/injector/helpers/silent-logger.ts
@@ -8,5 +8,6 @@ export class SilentLogger extends Logger {
   warn = noop;
   debug = noop;
   verbose = noop;
+  fatal = noop;
   setLogLevels = noop;
 }

From 2cb5f2c89a6b6021a88f49f0fdd7116bc6a579ab Mon Sep 17 00:00:00 2001
From: Codby <87335804+TheCodby@users.noreply.github.com>
Date: Sat, 29 Jul 2023 07:05:12 +0300
Subject: [PATCH 2/2] feat(common): added "fatal" as a log level (issue #11945)

---
 packages/common/services/logger.service.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/common/services/logger.service.ts b/packages/common/services/logger.service.ts
index 18b4a1ca7cb..aeb808b32f9 100644
--- a/packages/common/services/logger.service.ts
+++ b/packages/common/services/logger.service.ts
@@ -191,7 +191,7 @@ export class Logger implements LoggerService {
   }
 
   /**
-   * Write a 'verbose' level log.
+   * Write a 'fatal' level log.
    */
   fatal(message: any, context?: string): void;
   fatal(message: any, ...optionalParams: [...any, string?]): void;