| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Robo; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Psr\Log\LoggerAwareTrait; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Psr\Log\LoggerAwareInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use Consolidation\AnnotatedCommand\Events\CustomEventAwareInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use Consolidation\AnnotatedCommand\Events\CustomEventAwareTrait; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use Consolidation\OutputFormatters\StructuredData\PropertyList; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | use Robo\Contract\VerbosityThresholdInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use Symfony\Component\Console\Input\InputInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use Symfony\Component\Console\Output\OutputInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * RoboFile under test: a fixture containing some commands to use with tests. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | class RoboFileFixture extends \Robo\Tasks implements LoggerAwareInterface, CustomEventAwareInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     use LoggerAwareTrait; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     use CustomEventAwareTrait; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |      * Demonstrate Robo variable argument passing. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      * @param $a A list of commandline parameters. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     public function testArrayArgs(array $a) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |         $this->say("The parameters passed are:\n" . var_export($a, true)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * Demonstrate use of SymfonyStyle | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     public function testSymfonyStyle() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         $this->io()->title('My Title'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |         $this->io()->section('Section 1'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         $this->io()->text('Some text in section one.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         $this->io()->comment('This is just an example of different styles.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         $this->io()->section('Section 2'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         $this->io()->text('Some text in section two.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |      * @hook command-event test:command-event | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |     public function hookCommandEvent() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |         $this->io()->text('This is the command-event hook for the test:command-event command.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |     public function testCommandEvent() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         $this->io()->text('This is the main method for the test:command-event command.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |      * @hook post-command test:command-event | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     public function hookPostCommand() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         $this->io()->text('This is the post-command hook for the test:command-event command.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |      * This command uses a custom event 'custom-event' to collect data.  Note that | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |      * the event handlers will not be found unless the hook manager is | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      * injected into this command handler object via `setHookManager()` | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * (defined in CustomEventAwareTrait). The Robo DI container does this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * for us through inflection. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |      * @command test:custom-event | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     public function testCustomEvent() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         $myEventHandlers = $this->getCustomEventHandlers('custom-event'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |         $result = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |         foreach ($myEventHandlers as $handler) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |             $result[] = $handler(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         sort($result); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         return implode(',', $result); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |      * @hook on-event custom-event | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     public function hookOne() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |         return 'one'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * @hook on-event custom-event | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     public function hookTwo() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         return 'two'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |      * Test handling of options | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |      * @field-labels | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |      *   a: A | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |      *   b: B | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |     public function testSimpleList($options = ['a' => '1', 'b' => '2', 'format' => 'yaml']) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |         $result = ['a' => $options['a'], 'b' => $options['b']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |         return new PropertyList($result); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |      * Demonstrate Robo error output and command failure. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |     public function testError() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         $this->io()->text(var_export(\Robo\Robo::config()->export(), true)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         return $this->taskExec('ls xyzzy' . date('U'))->dir('/tmp')->run(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |     public function testExec() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |         return $this->taskExec('pwd')->run(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |      * Demonstrate what happens when a command or a task | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |      * throws an exception.  Note that typically, Robo commands | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |      * should return Result objects rather than throw exceptions. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |     public function testException($options = ['task' => false]) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |         if (!$options['task']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |             throw new \RuntimeException('Command failed with an exception.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |         throw new \RuntimeException('Task failed with an exception.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |     public function testStopOnFail() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |         $this->stopOnFail(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |         $this->collectionBuilder() | 
                            
                    |  |  |  | 
                                                                                        
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                | 147 |  |  |             ->taskExec('ls xyzzy' . date('U')) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |                 ->dir('/tmp') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |             ->run(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |         // stopOnFail() should cause the failed task to throw an exception, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |         // so we should not get here, and instead exit the program with a | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |         // non-zero status. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |         return 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |     public function testVerbosity() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |         $this->output()->writeln('This command will print more information at higher verbosity levels.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |         $this->output()->writeln('Try running with -v, -vv or -vvv'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |         $this->output()->writeln('The current verbosity level is ' . $this->output()->getVerbosity()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |         $this->output()->writeln('This is a verbose message (-v).', OutputInterface::VERBOSITY_VERBOSE); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |         $this->output()->writeln('This is a very verbose message (-vv).', OutputInterface::VERBOSITY_VERY_VERBOSE); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |         $this->output()->writeln('This is a debug message (-vvv).', OutputInterface::VERBOSITY_DEBUG); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |         $this->logger->warning('This is a warning log message.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |         $this->logger->notice('This is a notice log message.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |         $this->logger->debug('This is a debug log message.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |     public function testVerbosityThreshold() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |         $this->output()->writeln('This command will print more information at higher verbosity levels.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |         $this->output()->writeln('Try running with -v, -vv or -vvv'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |         return $this->collectionBuilder() | 
                            
                    |  |  |  | 
                                                                                        
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                | 176 |  |  |             ->setVerbosityThreshold(VerbosityThresholdInterface::VERBOSITY_VERBOSE) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |             ->taskExec('echo verbose or higher') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |                 ->interactive(false) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |             ->taskExec('echo very verbose or higher') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |                 ->interactive(false) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |                 ->setVerbosityThreshold(VerbosityThresholdInterface::VERBOSITY_VERY_VERBOSE) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |             ->taskExec('echo always printed') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |                 ->interactive(false) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |                 ->setVerbosityThreshold(VerbosityThresholdInterface::VERBOSITY_NORMAL) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |             ->run(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |     public function testDeploy() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |         $gitTask = $this->taskGitStack() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |             ->pull(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |         $this->taskSshExec('mysite.com') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |             ->remoteDir('/var/www/somesite') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |             ->exec($gitTask) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |             ->run(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |      * Demonstrate use of Symfony $input object in Robo in place of | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |      * the usual "parameter arguments". | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |      * @param InputInterface $input | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |      * @arg array $a A list of commandline parameters. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |      * @option foo | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |      * @default a [] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |      * @default foo [] | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 208 |  |  |      */ | 
            
                                                        
            
                                                                    
                                                                                                        
            
            
                | 209 |  | View Code Duplication |     public function testSymfony(InputInterface $input) | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                        
            
                                    
            
            
                | 210 |  |  |     { | 
            
                                                        
            
                                    
            
            
                | 211 |  |  |         $a = $input->getArgument('a'); | 
            
                                                        
            
                                    
            
            
                | 212 |  |  |         $this->say("The parameters passed are:\n" . var_export($a, true)); | 
            
                                                        
            
                                    
            
            
                | 213 |  |  |         $foo = $input->getOption('foo'); | 
            
                                                        
            
                                    
            
            
                | 214 |  |  |         if (!empty($foo)) { | 
            
                                                        
            
                                    
            
            
                | 215 |  |  |             $this->say("The options passed via --foo are:\n" . var_export($foo, true)); | 
            
                                                        
            
                                    
            
            
                | 216 |  |  |         } | 
            
                                                        
            
                                    
            
            
                | 217 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 218 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 219 |  |  |  | 
            
                        
If you implement
__calland you know which methods are available, you can improve IDE auto-completion and static analysis by adding a @method annotation to the class.This is often the case, when
__callis implemented by a parent class and only the child class knows which methods exist: