@hirosystems/api-toolkit/dist/fastify/openapi.js

API development toolkit

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.generateOpenApiSpec = generateOpenApiSpec;
const fastify_1 = require("fastify");
const swagger_1 = require("@fastify/swagger");
const fs_1 = require("fs");
/**
 * Generates OpenAPI JSON and YAML spec documents based on a given Fastify API plugin with optional
 * Swagger definitions.
 */
async function generateOpenApiSpec(options) {
    const fastify = (0, fastify_1.default)().withTypeProvider();
    await fastify.register(swagger_1.default, options.swaggerOptions);
    await fastify.register(options.apiDefinition, { prefix: options.prefix });
    await fastify.ready();
    const directory = options.outputDirectory ?? './tmp';
    if (!(0, fs_1.existsSync)(directory))
        (0, fs_1.mkdirSync)(directory);
    (0, fs_1.writeFileSync)(`${directory}/openapi.yaml`, fastify.swagger({ yaml: true }));
    (0, fs_1.writeFileSync)(`${directory}/openapi.json`, JSON.stringify(fastify.swagger(), null, 2));
    await fastify.close();
}
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