You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: search_queries_terms_set.go
    path of file: ./repos/malice/vendor/github.com/olivere/elastic
    
    the code of the file until where you have to start completion: // Copyright 2012-present Oliver Eilhard. All rights reserved.
// Use of this source code is governed by a MIT-license.
// See http://olivere.mit-license.org/license.txt for details.

package elastic

// TermsSetQuery returns any documents that match with at least
// one or more of the provided terms. The terms are not analyzed
    
func (q *TermsSetQuery) Source() (interface{}, error) {
	// {"terms_set":{"codes":{"terms":["abc","def"],"minimum_should_match_field":"required_matches"}}}
	source := make(map[string]interface{})
	inner := make(map[string]interface{})
	params := make(map[string]interface{})
	inner[q.name] = params
	source["terms_set"] = inner

	// terms
	params["terms"] = q.values

	// minimum_should_match_field
	if match := q.minimumShouldMatchField; match != "" {
		params["minimum_should_match_field"] = match
	}

	// minimum_should_match_script
	if match := q.minimumShouldMatchScript; match != nil {
		src, err := match.Source()
		if err != nil {
			return nil, err
		}
		params["minimum_should_match_script"] = src
	}

	// Common parameters for all queries
	if q.boost != nil {
		params["boost"] = *q.boost
	}
	if q.queryName != "" {
		params["_name"] = q.queryName
	}

	return source, nil
}