@creditkarma/thrift-server-core/dist/main/utils/readThriftMetadata.js

Thrift core library in TypeScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.readRequestId = exports.readThriftMethod = exports.readThriftMetadata = void 0;
const logger_1 = require("../logger");
const protocols_1 = require("../protocols");
const transports_1 = require("../transports");
function readThriftMetadata(buffer, Transport, Protocol, logger) {
    try {
        const transportWithData = new Transport(buffer);
        const input = new Protocol(transportWithData);
        return input.readMessageBegin();
    }
    catch (err) {
        logger(['warn', 'readThriftMetadata'], `Unable to read Thrift message. ${err instanceof Error ? err.message : 'Unexpected error thrown'}`);
        throw err;
    }
}
exports.readThriftMetadata = readThriftMetadata;
function readThriftMethod(buffer, Transport = transports_1.BufferedTransport, Protocol = protocols_1.BinaryProtocol, logger = logger_1.defaultLogger) {
    try {
        const { fieldName } = readThriftMetadata(buffer, Transport, Protocol, logger);
        return fieldName;
    }
    catch (err) {
        logger(['warn', 'readThrfitMethod'], `Unable to read Thrift method name. ${err instanceof Error ? err.message : 'Unexpected error thrown'}`);
        return '';
    }
}
exports.readThriftMethod = readThriftMethod;
function readRequestId(buffer, Transport, Protocol, logger = logger_1.defaultLogger) {
    try {
        const { requestId } = readThriftMetadata(buffer, Transport, Protocol, logger);
        return requestId;
    }
    catch (err) {
        logger(['warn', 'readRequestId'], `Unable to read Thrift requestId. ${err instanceof Error ? err.message : 'Unexpected error thrown'}`);
        return 0;
    }
}
exports.readRequestId = readRequestId;
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