src/Linter/CachingLinter.php
public function lintFile($path)
    {
        $checksum = crc32(file_get_contents($path));

        if (!isset($this->cache[$checksum])) {
            $this->cache[$checksum] = $this->sublinter->lintFile($path);
        }

        return $this->cache[$checksum];
    }
public function lintFile($path)
    {
        $checksum = crc32(file_get_contents($path));

        if (!isset($this->cache[$checksum])) {
            $this->cache[$checksum] = $this->sublinter->lintFile($path);
        }

        return $this->cache[$checksum];
    }
{@inheritdoc}