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| 1 | <?php |
| 2 | /** |
| 3 | * @license GPL-2.0-or-later |
| 4 | * @file |
| 5 | */ |
| 6 | |
| 7 | namespace Wikimedia\AtEase; |
| 8 | |
| 9 | class AtEase { |
| 10 | private static int $suppressCount = 0; |
| 11 | |
| 12 | /** @var false|int */ |
| 13 | private static $originalLevel = false; |
| 14 | |
| 15 | /** |
| 16 | * Reference-counted warning suppression |
| 17 | * |
| 18 | * @param bool $end Whether to restore warnings |
| 19 | * |
| 20 | * @deprecated (T253461) PHP 7+ ensures `@` does not suppress fatal errors. Use the native operator. |
| 21 | */ |
| 22 | public static function suppressWarnings( $end = false ) { |
| 23 | if ( $end ) { |
| 24 | if ( self::$suppressCount ) { |
| 25 | --self::$suppressCount; |
| 26 | if ( !self::$suppressCount ) { |
| 27 | error_reporting( self::$originalLevel ); |
| 28 | } |
| 29 | } |
| 30 | } else { |
| 31 | if ( !self::$suppressCount ) { |
| 32 | // T375707 - E_STRICT is deprecated on PHP >= 8.4 |
| 33 | if ( PHP_VERSION_ID < 80400 ) { |
| 34 | self::$originalLevel = error_reporting( E_ALL & ~( |
| 35 | E_WARNING | |
| 36 | E_NOTICE | |
| 37 | E_USER_WARNING | |
| 38 | E_USER_NOTICE | |
| 39 | E_DEPRECATED | |
| 40 | E_USER_DEPRECATED | |
| 41 | // @phan-suppress-next-line PhanDeprecatedGlobalConstant |
| 42 | E_STRICT |
| 43 | ) ); |
| 44 | } else { |
| 45 | self::$originalLevel = error_reporting( E_ALL & ~( |
| 46 | E_WARNING | |
| 47 | E_NOTICE | |
| 48 | E_USER_WARNING | |
| 49 | E_USER_NOTICE | |
| 50 | E_DEPRECATED | |
| 51 | E_USER_DEPRECATED |
| 52 | ) ); |
| 53 | } |
| 54 | } |
| 55 | ++self::$suppressCount; |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Restore error level to previous value |
| 61 | * |
| 62 | * @deprecated (T253461) PHP 7+ ensures `@` does not suppress fatal errors. Use the native operator. |
| 63 | */ |
| 64 | public static function restoreWarnings() { |
| 65 | // @phan-suppress-next-line PhanDeprecatedFunction |
| 66 | self::suppressWarnings( true ); |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * Call the callback given by the first parameter, suppressing any warnings. |
| 71 | * |
| 72 | * @param callable $callback Function to call |
| 73 | * @param mixed ...$args Optional arguments for the function call |
| 74 | * @return mixed |
| 75 | * |
| 76 | * @deprecated (T253461) PHP 7+ ensures `@` does not suppress fatal errors. Use the native operator. |
| 77 | */ |
| 78 | public static function quietCall( callable $callback, ...$args ) { |
| 79 | // @phan-suppress-next-line PhanDeprecatedFunction |
| 80 | self::suppressWarnings(); |
| 81 | $rv = null; |
| 82 | try { |
| 83 | $rv = $callback( ...$args ); |
| 84 | } finally { |
| 85 | // @phan-suppress-next-line PhanDeprecatedFunction |
| 86 | self::restoreWarnings(); |
| 87 | } |
| 88 | return $rv; |
| 89 | } |
| 90 | |
| 91 | } |