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Get script language
Introduced 1.0
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. |