Snowball token filter

edit

A filter that stems words using a Snowball-generated stemmer. The language parameter controls the stemmer with the following available values: Arabic, Armenian, Basque, Catalan, Danish, Dutch, English, Estonian, Finnish, French, German, German2, Hungarian, Italian, Irish, Kp, Lithuanian, Lovins, Norwegian, Porter, Portuguese, Romanian, Russian, Serbian, Spanish, Swedish, Turkish.

For example:

response = client.indices.create(
  index: 'my-index-000001',
  body: {
    settings: {
      analysis: {
        analyzer: {
          my_analyzer: {
            tokenizer: 'standard',
            filter: [
              'lowercase',
              'my_snow'
            ]
          }
        },
        filter: {
          my_snow: {
            type: 'snowball',
            language: 'Lovins'
          }
        }
      }
    }
  }
)
puts response
PUT /my-index-000001
{
  "settings": {
    "analysis": {
      "analyzer": {
        "my_analyzer": {
          "tokenizer": "standard",
          "filter": [ "lowercase", "my_snow" ]
        }
      },
      "filter": {
        "my_snow": {
          "type": "snowball",
          "language": "Lovins"
        }
      }
    }
  }
}