mindee/src/dependency/optionalLoader.js

Mindee Client Library for Node.js

/**
 * Helper to load optional peer dependencies.
 * @param packageName The name of the npm package to load
 * @param featureName A human-readable name of the feature requiring this package
 */
export async function loadOptionalDependency(packageName, featureName) {
    try {
        return await (new Function("specifier", "return import(specifier)")(packageName));
    }
    catch (error) {
        if (error.code === "MODULE_NOT_FOUND" ||
            error.code === "ERR_MODULE_NOT_FOUND" ||
            error.message?.includes("Cannot find module") ||
            error.message?.includes("Cannot find package")) {
            throw new Error(`The feature '${featureName}' requires the optional dependency '${packageName}'. ` +
                "Please install optional dependencies: `npm install --include=optional`");
        }
        throw error;
    }
}