Code Duplication    Length = 14-19 lines in 3 locations

src/Phinx/Db/Adapter/SQLiteAdapter.php 1 location

@@ 509-526 (lines=18) @@
506
    /**
507
     * {@inheritdoc}
508
     */
509
    public function hasIndex($tableName, $columns)
510
    {
511
        if (is_string($columns)) {
512
            $columns = [$columns]; // str to array
513
        }
514
515
        $columns = array_map('strtolower', $columns);
516
        $indexes = $this->getIndexes($tableName);
517
518
        foreach ($indexes as $index) {
519
            $a = array_diff($columns, $index['columns']);
520
            if (empty($a)) {
521
                return true;
522
            }
523
        }
524
525
        return false;
526
    }
527
528
    /**
529
     * {@inheritdoc}

src/Phinx/Db/Adapter/SqlServerAdapter.php 1 location

@@ 634-652 (lines=19) @@
631
    /**
632
     * {@inheritdoc}
633
     */
634
    public function hasIndex($tableName, $columns)
635
    {
636
        if (is_string($columns)) {
637
            $columns = [$columns]; // str to array
638
        }
639
640
        $columns = array_map('strtolower', $columns);
641
        $indexes = $this->getIndexes($tableName);
642
643
        foreach ($indexes as $index) {
644
            $a = array_diff($columns, $index['columns']);
645
646
            if (empty($a)) {
647
                return true;
648
            }
649
        }
650
651
        return false;
652
    }
653
654
    /**
655
     * {@inheritdoc}

src/Phinx/Db/Adapter/PostgresAdapter.php 1 location

@@ 544-557 (lines=14) @@
541
    /**
542
     * {@inheritdoc}
543
     */
544
    public function hasIndex($tableName, $columns)
545
    {
546
        if (is_string($columns)) {
547
            $columns = [$columns];
548
        }
549
        $columns = array_map('strtolower', $columns);
550
        $indexes = $this->getIndexes($tableName);
551
        foreach ($indexes as $index) {
552
            if (array_diff($index['columns'], $columns) === array_diff($columns, $index['columns'])) {
553
                return true;
554
            }
555
        }
556
557
        return false;
558
    }
559
560
    /**