FHIR Validator JS

A Node.js module that wraps YAFVA.JAR.

This module:

• Ensures the required OpenJDK version is installed (using Adoptium JRE).
• Downloads & runs the latest version of YAFVA.JAR.

🚀 Features

• ✅ Automatic installation of JDK and YAFVA.JAR
• ✅ Automatic YAFVA.JAR server startup (only if not already running)
• ✅ Cross-platform support (Windows, macOS, Linux)

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📦 Installation

Install via npm:

npm install fhir-validator-js

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🛠 Setup & Usage

1️⃣ Import & Initialize the Validator

const createValidatorInstance = require('fhir-validator-js');

(async () => {
    const validator = await createValidatorInstance({
        sv: "4.0.1",
        igs: ["il.core.fhir.r4#0.16.2"],
        locale: "en"
    });

    const resource = {
        resourceType: "Patient",
        meta: {
            profile: ["http://fhir.health.gov.il/StructureDefinition/il-core-patient"]
        },
        id: "123",
        name: [{ given: ["John"], family: "Doe" }]
    };

    const result = await validator.validate(resource);
    console.log("Validation Result:", JSON.stringify(result, null, 2));

    // Shutdown the background YAFVA.JAR process
    validator.shutdown();
})();

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🔍 License

This project is licensed under the Apache License 2.0.

📜 Dependencies & Their Licenses:

• YAFVA.JAR (Apache 2.0)
• OpenJDK (GPLv2 + Classpath Exception) - OpenJDK

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🤝 Contributing

Pull requests are welcome! If you encounter any issues or have feature requests, feel free to open an issue.

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