@quinck/fastify-openapi-typescript-generator/lib/generate-routes/fastify-openapi-glue/Parser.js

Contains utilities to generate fastify types from openapi definition for the fastify framework.

import { Validator } from '@seriousme/openapi-schema-validator';
import { ParserV2 } from './Parser.v2.js';
import { ParserV3 } from './Parser.v3.js';
export class Parser {
    specification() {
        return this.original;
    }
    async preProcessSpec(specification) {
        const validator = new Validator();
        try {
            const res = await validator.validate(specification);
            if (res.valid) {
                this.original = JSON.parse(JSON.stringify(validator.specification, null, 2));
                return {
                    valid: true,
                    version: validator.version,
                    spec: validator.resolveRefs(),
                };
            }
            throw new Error(JSON.stringify(res.errors, null, 2));
        }
        catch (e) {
            return { valid: false };
        }
    }
    async parse(specification) {
        const supportedVersions = new Set(['2.0', '3.0', '3.1']);
        const res = await this.preProcessSpec(specification);
        if (!(res.valid && supportedVersions.has(res.version))) {
            throw new Error("'specification' parameter must contain a valid version 2.0 or 3.0.x or 3.1.x specification");
        }
        if (res.version === '2.0') {
            const parserV2 = new ParserV2();
            return parserV2.parse(res.spec);
        }
        const parserV3 = new ParserV3();
        return parserV3.parse(res.spec);
    }
}