import type { FunctionDefinition } from '../../definition_types';
/**
 * Extracts a value from a JSON string using a subset of
 * JSONPath syntax.
 *
 * @example
 * ROW log = """{"severity":"ERROR","body":"Payment processing failed"}"""
 * | EVAL severity = JSON_EXTRACT(log, "severity")
 *
 * @example
 * ROW log = """{"severity":"ERROR","body":"Payment processing failed"}"""
 * | EVAL severity = JSON_EXTRACT(log, "$.severity")
 *
 * @example
 * ROW log = """{"resource":{"service":{"name":"order-service"}}}"""
 * | EVAL svc = JSON_EXTRACT(log, "resource.service.name")
 *
 * @example
 * FROM json_logs
 * | EVAL svc = JSON_EXTRACT(payload, "resource['service.name']")
 * | KEEP @timestamp, source, svc
 * | SORT @timestamp
 * | LIMIT 3
 *
 * @example
 * ROW log = """{"spans":[{"name":"auth","duration":12},{"name":"db-query","duration":45}]}"""
 * | EVAL span = JSON_EXTRACT(log, "spans[1].name")
 *
 * @example
 * ROW log = """{"resource":{"service.name":"api-gateway","host.name":"api-server-03"},"severity":"INFO"}"""
 * | EVAL resource = JSON_EXTRACT(log, "resource")
 *
 * @example
 * ROW json = """["a","b","c"]"""
 * | EVAL val = JSON_EXTRACT(json, "$[1]")
 * | KEEP val
 *
 * @example
 * ROW log = """{"trace":{"spans":[{"name":"auth","events":[{"type":"start"},{"type":"end"}]},{"name":"db","events":[{"type":"query"}]}]}}"""
 * | EVAL event = JSON_EXTRACT(log, "trace.spans[0].events[1].type")
 * | KEEP event
 */
declare const definition: FunctionDefinition;
export default definition;
//# sourceMappingURL=json_extract.d.ts.map