Flitch\Rule\Line\MaxLength::visitFile PHP Method

    public function visitFile(File $file)
    {
        foreach ($file->getLines() as $line => $data) {
            $lineLength = iconv_strlen(str_replace("\t", str_repeat(' ', $this->tabExpand), $data['content']), $file->getEncoding());
            $violationLimit = null;
            $severity = null;
            if ($this->errorLimit !== null && $lineLength > $this->errorLimit) {
                $violationLimit = $this->errorLimit;
                $severity = Violation::SEVERITY_ERROR;
            } elseif ($this->warningLimit !== null && $lineLength > $this->warningLimit) {
                $violationLimit = $this->warningLimit;
                $severity = Violation::SEVERITY_WARNING;
            } elseif ($this->infoLimit !== null && $lineLength > $this->infoLimit) {
                $violationLimit = $this->infoLimit;
                $severity = Violation::SEVERITY_INFO;
            }
            if ($violationLimit !== null) {
                $this->addViolation($file, $line, 0, sprintf('Line is longer than %d characters', $violationLimit), $severity);
            }
        }
    }

 public function testHandlingOfMultibyteCharacters()
 {
     $file = new File('foo.php', "<?php\n//" . str_repeat('ü', 75));
     $rule = new MaxLength();
     $rule->visitFile($file);
     $this->assertRuleViolations($file, array());
 }