fixparser/examples/example_parse_message.ts

FIX.Latest / 5.0 SP2 Parser / AI Agent Trading

import { FIXParser, LicenseManager } from 'fixparser';

const initializeParser = async () => {
    await LicenseManager.setLicenseKey(process.env.FIXPARSER_FREE_LICENSE_KEY);

    const fixParser = new FIXParser();
    const fixString: string =
        '8=FIX.4.2\x019=145\x0135=D\x0134=4\x0149=ABC_DEFG01\x0152=20090323-15:40:29\x0156=CCG\x01115=XYZ\x0111=NF 0542/03232009\x0154=1\x0138=100\x0155=CVS\x0140=1\x0159=0\x0147=A\x0160=20090323-15:40:29\x0121=1\x01207=N\x0110=139\x01';

    try {
        const message = fixParser.parse(fixString);
        console.log(JSON.stringify(message, null, 4));
        console.log(message[0].getBriefDescription());

        // This part is for CI/CD E2E testing parsing. Exit with error if parsing fails...
        if (message.length > 0) {
            process.exit(0);
        } else {
            console.log('Could not parse message');
            process.exit(1);
        }
    } catch (error) {
        console.error('Error parsing FIX message:', error);
        process.exit(1);
    }
};

initializeParser().catch((err) => {
    console.error('Error initializing parser:', err);
    process.exit(1);
});