feat: implements domain-level ExceptionInterface

system/Database/Exceptions/DatabaseException.php

@@ -16,7 +16,7 @@ namespace CodeIgniter\Database\Exceptions;
 use CodeIgniter\Exceptions\HasExitCodeInterface;
 use CodeIgniter\Exceptions\RuntimeException;
 
-class DatabaseException extends RuntimeException implements HasExitCodeInterface
+class DatabaseException extends RuntimeException implements ExceptionInterface, HasExitCodeInterface
 {
     public function getExitCode(): int
     {

system/Files/Exceptions/FileException.php

@@ -16,7 +16,7 @@ namespace CodeIgniter\Files\Exceptions;
 use CodeIgniter\Exceptions\DebugTraceableTrait;
 use CodeIgniter\Exceptions\RuntimeException;
 
-class FileException extends RuntimeException
+class FileException extends RuntimeException implements ExceptionInterface
 {
     use DebugTraceableTrait;
 

system/Files/Exceptions/FileNotFoundException.php

@@ -16,7 +16,7 @@ namespace CodeIgniter\Files\Exceptions;
 use CodeIgniter\Exceptions\DebugTraceableTrait;
 use CodeIgniter\Exceptions\RuntimeException;
 
-class FileNotFoundException extends RuntimeException
+class FileNotFoundException extends RuntimeException implements ExceptionInterface
 {
     use DebugTraceableTrait;
 

system/HTTP/Exceptions/HTTPException.php

@@ -18,7 +18,7 @@ use CodeIgniter\Exceptions\FrameworkException;
 /**
  * Things that can go wrong with HTTP
  */
-class HTTPException extends FrameworkException
+class HTTPException extends FrameworkException implements ExceptionInterface
 {
     /**
      * For CurlRequest

system/HTTP/Exceptions/RedirectException.php

@@ -24,7 +24,7 @@ use Throwable;
 /**
  * RedirectException
  */
-class RedirectException extends RuntimeException implements ResponsableInterface, HTTPExceptionInterface
+class RedirectException extends RuntimeException implements ExceptionInterface, ResponsableInterface, HTTPExceptionInterface
 {
     /**
      * HTTP status code for redirects

system/Router/Exceptions/MethodNotFoundException.php

@@ -18,6 +18,6 @@ use CodeIgniter\Exceptions\RuntimeException;
 /**
  * @internal
  */
-final class MethodNotFoundException extends RuntimeException
+final class MethodNotFoundException extends RuntimeException implements ExceptionInterface
 {
 }

system/Router/Exceptions/RouterException.php

@@ -18,7 +18,7 @@ use CodeIgniter\Exceptions\FrameworkException;
 /**
  * RouterException
  */
-class RouterException extends FrameworkException
+class RouterException extends FrameworkException implements ExceptionInterface
 {
     /**
      * Thrown when the actual parameter type does not match