PHPSA\Analyzer\Pass\Expression\ArrayDuplicateKeys::pass()

Complexity

Conditions	7
Paths	4

Size

Total Lines	33
Code Lines	19

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	22
CRAP Score	7

Importance

Changes	2
Bugs	0	Features	0

<?php
    public function pass(Expr\Array_ $expr, Context $context)
    {
        $result = false;
        $keys = [];

        /** @var Expr\ArrayItem $item */
        foreach ($expr->items as $item) {
            $compiledKey = $context->getExpressionCompiler()->compile($item->key);
            if (!$compiledKey->isTypeKnown() || !$compiledKey->isScalar() || !$compiledKey->hasValue()) {
                continue;
            }

            $key = $compiledKey->getValue();

            if (isset($keys[$key])) {
                $context->notice(
                    'array.duplicate_keys',
                    sprintf(
                        'Duplicate array key "%s" in array definition (previously declared in line %d).',
                        $item->key instanceof Expr\Variable ? sprintf('$%s (resolved value: "%s")', $item->key->name, $key) : $key,
                        $keys[$key]->getLine()
                    ),
                    $item
                );

                $result = true;
            }

            $keys[$key] = $item;
        }

        return $result;
    }