NullLockManager.php

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<?php
namespace Wikimedia\LockManager;
 
use StatusValue;
 
class NullLockManager extends LockManager {
    protected function doLockByType( array $pathsByType ) {
        foreach ( $pathsByType as $type => $paths ) {
            foreach ( $paths as $path ) {
                if ( isset( $this->locksHeld[$path][$type] ) ) {
                    ++$this->locksHeld[$path][$type];
                } else {
                    $this->locksHeld[$path][$type] = 1;
                }
            }
        }
 
        return StatusValue::newGood();
    }
 
    protected function doUnlockByType( array $pathsByType ) {
        $status = StatusValue::newGood();
        foreach ( $pathsByType as $type => $paths ) {
            foreach ( $paths as $path ) {
                if ( isset( $this->locksHeld[$path][$type] ) ) {
                    if ( --$this->locksHeld[$path][$type] <= 0 ) {
                        unset( $this->locksHeld[$path][$type] );
                        if ( !$this->locksHeld[$path] ) {
                            unset( $this->locksHeld[$path] ); // clean up
                        }
                    }
                } else {
                    $status->warning( 'lockmanager-notlocked', $path );
                }
            }
        }
 
        return $status;
    }
}
class_alias( NullLockManager::class, 'NullLockManager' );