@aws-lambda-powertools/kafka/lib/cjs/deserializer/avro.js

Utility to easily handle message deserialization and parsing of Kafka events in AWS Lambda functions

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.deserialize = void 0;
const avro_js_1 = __importDefault(require("avro-js"));
const errors_js_1 = require("../errors.js");
/**
 * Deserialize an Avro message from a base64-encoded string using the provided Avro schema.
 *
 * @param data - The base64-encoded string representing the Avro binary data.
 * @param schema - The Avro schema as a JSON string.
 */
const deserialize = (data, schema) => {
    try {
        const type = avro_js_1.default.parse(schema);
        const buffer = Buffer.from(data, 'base64');
        return type.fromBuffer(buffer);
    }
    catch (error) {
        throw new errors_js_1.KafkaConsumerDeserializationError(`Failed to deserialize Avro message: ${error}, message: ${data}, schema: ${schema}`);
    }
};
exports.deserialize = deserialize;