| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | declare(strict_types=1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | namespace GraphQL\Error; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use GraphQL\Exception\InvalidArgument; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use function is_int; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use function trigger_error; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use const E_USER_WARNING; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * Encapsulates warnings produced by the library. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * Warnings can be suppressed (individually or all) if required. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * Also it is possible to override warning handler (which is **trigger_error()** by default) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | final class Warning | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     public const WARNING_ASSIGN             = 2; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     public const WARNING_CONFIG             = 4; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     public const WARNING_FULL_SCHEMA_SCAN   = 8; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     public const WARNING_CONFIG_DEPRECATION = 16; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     public const WARNING_NOT_A_TYPE         = 32; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     public const ALL                        = 63; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     /** @var int */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     private static $enableWarnings = self::ALL; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     /** @var mixed[] */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     private static $warned = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     /** @var callable|null */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |     private static $warningHandler; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * Sets warning handler which can intercept all system warnings. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * When not set, trigger_error() is used to notify about warnings. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * @api | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     public static function setWarningHandler(?callable $warningHandler = null) : void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |         self::$warningHandler = $warningHandler; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      * Suppress warning by id (has no effect when custom warning handler is set) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      * Usage example: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      * Warning::suppress(Warning::WARNING_NOT_A_TYPE) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * When passing true - suppresses all warnings. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |      * @param bool|int $suppress | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |      * @api | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 58 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 59 | 78 |  |     public static function suppress($suppress = true) : void | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 61 | 78 |  |         if ($suppress === true) { | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  |             self::$enableWarnings = 0; | 
            
                                                                        
                            
            
                                    
            
            
                | 63 | 78 |  |         } elseif ($suppress === false) { | 
            
                                                                        
                            
            
                                    
            
            
                | 64 |  |  |             self::$enableWarnings = self::ALL; | 
            
                                                                        
                            
            
                                    
            
            
                | 65 | 78 |  |         } elseif (is_int($suppress)) { | 
                            
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                | 66 | 78 |  |             self::$enableWarnings &= ~$suppress; | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  |         } else { | 
            
                                                                        
                            
            
                                    
            
            
                | 68 |  |  |             throw InvalidArgument::fromExpectedTypeAndArgument('bool|int', $suppress); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 | 78 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      * Re-enable previously suppressed warning by id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |      * Usage example: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |      * Warning::suppress(Warning::WARNING_NOT_A_TYPE) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |      * When passing true - re-enables all warnings. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      * @param bool|int $enable | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |      * @api | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 | 78 |  |     public static function enable($enable = true) : void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 | 78 |  |         if ($enable === true) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |             self::$enableWarnings = self::ALL; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 | 78 |  |         } elseif ($enable === false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |             self::$enableWarnings = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 | 78 |  |         } elseif (is_int($enable)) { | 
                            
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                | 91 | 78 |  |             self::$enableWarnings |= $enable; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |             throw InvalidArgument::fromExpectedTypeAndArgument('bool|int', $enable); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 | 78 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 | 1 |  |     public static function warnOnce(string $errorMessage, int $warningId, ?int $messageLevel = null) : void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 | 1 |  |         $messageLevel = $messageLevel ?: E_USER_WARNING; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 | 1 |  |         if (self::$warningHandler !== null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |             $fn = self::$warningHandler; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |             $fn($errorMessage, $warningId, $messageLevel); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 | 1 |  |         } elseif ((self::$enableWarnings & $warningId) > 0 && ! isset(self::$warned[$warningId])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 | 1 |  |             self::$warned[$warningId] = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 | 1 |  |             trigger_error($errorMessage, $messageLevel); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 | 1 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |     public static function warn(string $errorMessage, int $warningId, ?int $messageLevel = null) : void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |         $messageLevel = $messageLevel ?: E_USER_WARNING; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |         if (self::$warningHandler !== null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |             $fn = self::$warningHandler; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |             $fn($errorMessage, $warningId, $messageLevel); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |         } elseif ((self::$enableWarnings & $warningId) > 0) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |             trigger_error($errorMessage, $messageLevel); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 121 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 122 |  |  |  |