VERISON 8.2.3 -> bin/console cache:clear throws a syntax error, unexpected 'RouteMatcherInterface' (T_STRING), expecting function (T_FUNCTION) or const (T_CONST)

[lukio]

Issue

After update to 8.2.3 I ran the command bin/console and throws a syntax error.

./bin/console cache:clear                                  
ParseError {#2293                                          
  #message: "syntax error, unexpected 'RouteMatcherInterface' (T_STRING), expecting function (T_FUNCTION) or const (T_CONST)"                                                                                                                  
  #code: 0                                                 
  #file: "./core/backend/Security/CSRFCookieListener.php"                                                              
  #line: 75                                                
  trace: {                                                 
    ./core/backend/Security/CSRFCookieListener.php:75 {                                                                
      Symfony\Component\ErrorHandler\DebugClassLoader->loadClass(string $class): void^                                                                                                                                                         
      ›  */                                                
      › private RouteMatcherInterface $routeMatcher;                                                                   
      ›                                                    
    }                                                      
    Symfony\Component\ErrorHandler\DebugClassLoader->loadClass() {}                                                    
    spl_autoload_call() {}                                 
    ./vendor/symfony/config/Resource/ClassExistenceResource.php:81 { …}                                                
    ./vendor/symfony/dependency-injection/ContainerBuilder.php:348 { …}                                                
    ./vendor/symfony/dependency-injection/Loader/FileLoader.php:199 { …}                                               
    ./vendor/symfony/dependency-injection/Loader/FileLoader.php:99 { …}                                                
    ./vendor/symfony/dependency-injection/Loader/YamlFileLoader.php:672 { …}                                           
    ./vendor/symfony/dependency-injection/Loader/YamlFileLoader.php:235 { …}                                           
    ./vendor/symfony/dependency-injection/Loader/YamlFileLoader.php:155 { …}                                           
    ./vendor/symfony/config/Loader/FileLoader.php:158 { …}                                                             
    ./vendor/symfony/config/Loader/FileLoader.php:97 { …}                                                              
    ./vendor/symfony/dependency-injection/Loader/FileLoader.php:64 { …}                                                
    ./vendor/symfony/dependency-injection/Loader/YamlFileLoader.php:198 { …}                                           
    ./vendor/symfony/dependency-injection/Loader/YamlFileLoader.php:134 { …}                                           
    ./vendor/symfony/config/Loader/FileLoader.php:158 { …}                                                             
    ./vendor/symfony/config/Loader/FileLoader.php:97 { …}                                                              
    ./vendor/symfony/dependency-injection/Loader/FileLoader.php:64 { …}                                                
    ./vendor/symfony/dependency-injection/Loader/GlobFileLoader.php:27 { …}                                            
    ./vendor/symfony/config/Loader/DelegatingLoader.php:40 { …}                                                        
    ./core/backend/Kernel.php:101 { …}                     
    ./vendor/symfony/framework-bundle/Kernel/MicroKernelTrait.php:138 { …}                                             
    ./vendor/symfony/dependency-injection/Loader/ClosureLoader.php:38 { …}                                             
    ./vendor/symfony/config/Loader/DelegatingLoader.php:40 { …}                                                        
    ./vendor/symfony/framework-bundle/Kernel/MicroKernelTrait.php:163 { …}                                             
    ./vendor/symfony/http-kernel/Kernel.php:644 { …}                                                                   
    ./vendor/symfony/http-kernel/Kernel.php:540 { …}                                                                   
    ./vendor/symfony/http-kernel/Kernel.php:780 { …}                                                                   
    ./vendor/symfony/http-kernel/Kernel.php:121 { …}                                                                   
    ./vendor/symfony/framework-bundle/Console/Application.php:168 { …}                                                 
    ./vendor/symfony/framework-bundle/Console/Application.php:74 { …}                                                  
    ./vendor/symfony/console/Application.php:166 { …}                                                                  
    ./bin/console:42 { …}                                  
  }                                                        
}                                                          
2023-01-27T07:02:51-03:00 [critical] Uncaught Error: syntax error, unexpected 'RouteMatcherInterface' (T_STRING), expecting function (T_FUNCTION) or const (T_CONST)    

Context

Your Environment

• SuiteCRM Version used: 8.2.3
• Browser name and version: Mozilla Firefox 109.0
• Environment name and version: PHP 7.3.33 (cli) (built: Mar 18 2022 03:07:25) ( NTS )
• Operating System and version: Debian 11.5

[lukio]

Hi, I found that class typed properties work since version PHP 7.4.x.

More information: https://stitcher.io/blog/typed-properties-in-php-74

[lukio]

Hi, I found that class typed properties work since version PHP 7.4.x.

More information: https://stitcher.io/blog/typed-properties-in-php-74

I understand that DEPRECATION of PHP 7.3 would be since 8.3 VERSION as said at the roadmap

cc @clemente-raposo @mattlorimer