func()

in compliance/elasticsearch.go [65:94]

• 26 lines of code
• 5 McCabe index (conditional complexity)

func (es *Elasticsearch) IndexTemplate(name string) (*IndexTemplate, error) {
	resp, err := es.client.Indices.GetIndexTemplate(
		es.client.Indices.GetIndexTemplate.WithContext(context.TODO()),
		es.client.Indices.GetIndexTemplate.WithName(name),
	)
	if err != nil {
		return nil, err
	}
	defer resp.Body.Close()

	if resp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf("HTTP status code %d", resp.StatusCode)
	}

	var templatesResponse struct {
		IndexTemplates []struct {
			IndexTemplate *IndexTemplate `json:"index_template"`
		} `json:"index_templates"`
	}
	err = newJSONDecoder(resp.Body).Decode(&templatesResponse)
	if err != nil {
		return nil, err
	}

	if n := len(templatesResponse.IndexTemplates); n != 1 {
		return nil, fmt.Errorf("one index template expected, found %d", n)
	}

	return templatesResponse.IndexTemplates[0].IndexTemplate, nil
}