<?php

namespace Behat\Mink\Selector\Xpath;

/**
 * XPath escaper.
 *
 * @author Konstantin Kudryashov <ever.zet@gmail.com>
 */
class Escaper
{
    /**
     * Escapes the string as a XPath literal.
     *
     * @param string $s
     *
     * @return string
     */
    public function escapeLiteral(string $s)
    {
        if (false === strpos($s, "'")) {
            return sprintf("'%s'", $s);
        }

        if (false === strpos($s, '"')) {
            return sprintf('"%s"', $s);
        }

        $string = $s;
        $parts = array();
        while (true) {
            if (false !== $pos = strpos($string, "'")) {
                $parts[] = sprintf("'%s'", substr($string, 0, $pos));
                $parts[] = "\"'\"";
                $string = substr($string, $pos + 1);
            } else {
                $parts[] = "'$string'";
                break;
            }
        }

        return sprintf('concat(%s)', implode(',', $parts));
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----Mjg1OTUxNDE5NTM2NzU5OSA5MjI0NTIxMTQ5OTczMjQ0IDIwNDA4MTc0NzY2Mzg1NDE=