laravel-searchy/src/Matchers/LevenshteinMatcher.php

<?php

namespace TomLingham\Searchy\Matchers;

/**
 * Matches strings for Acronym 'like' matches but does NOT return Studly Case Matches.
 *
 * for example, a search for 'fb' would match; 'foo bar' or 'Fred Brown' but not 'FreeBeer'.
 *
 * Class AcronymMatcher
 */
class LevenshteinMatcher extends BaseMatcher
{
    /**
     * @param $column
     * @param $searchString
     *
     * @return mixed|string
     */
    public function buildQueryString($column, $searchString)
    {
        return "levenshtein($column, '$searchString')";
    }
}