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This is an earlier version of the OpenSearch documentation. For the latest version, see the current documentation. For information about OpenSearch version maintenance, see Release Schedule and Maintenance Policy.

Get script language

The get script language API operation retrieves all supported script languages and their contexts.

Example request

GET _script_language

Example response

The GET _script_language request returns the available contexts for each language:

{
  "types_allowed" : [
    "inline",
    "stored"
  ],
  "language_contexts" : [
    {
      "language" : "expression",
      "contexts" : [
        "aggregation_selector",
        "aggs",
        "bucket_aggregation",
        "field",
        "filter",
        "number_sort",
        "score",
        "terms_set"
      ]
    },
    {
      "language" : "mustache",
      "contexts" : [
        "template"
      ]
    },
    {
      "language" : "opensearch_query_expression",
      "contexts" : [
        "aggs",
        "filter"
      ]
    },
    {
      "language" : "painless",
      "contexts" : [
        "aggregation_selector",
        "aggs",
        "aggs_combine",
        "aggs_init",
        "aggs_map",
        "aggs_reduce",
        "analysis",
        "bucket_aggregation",
        "field",
        "filter",
        "ingest",
        "interval",
        "moving-function",
        "number_sort",
        "painless_test",
        "processor_conditional",
        "score",
        "script_heuristic",
        "similarity",
        "similarity_weight",
        "string_sort",
        "template",
        "terms_set",
        "trigger",
        "update"
      ]
    }
  ]
}

Response fields

The request contains the following response fields.

Field Data type Description
types_allowed List of strings The types of scripts that are enabled, determined by the script.allowed_types setting. May contain inline and/or stored.
language_contexts List of objects A list of objects, each of which maps a supported language to its available contexts.
language_contexts.language String The name of the registered scripting language.
language_contexts.contexts List of strings A list of all contexts for the language, determined by the script.allowed_contexts setting.
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