jormaechea/open-api-mocker

'use strict';

const Tag = require('./tag');
const TagsStruct = require('./structs');
const extractExtensions = require('../utils/extract-extensions');
const enhanceStructValidationError = require('../utils/enhance-struct-validation-error');

class Parser {

    parse(schema) {

        const { tags } = schema;

        this.validateTags(tags);

        if(!tags || !tags.length)
            return [];

        return tags
            .map(this.parseTag.bind(this));
    }

    validateTags(tags) {

        try {
            return TagsStruct(tags);
        } catch(e) {
            throw enhanceStructValidationError(e, 'tags');
        }
    }

    parseTag({ name, description, externalDocs, ...otherProps }) {

        const extensionProps = extractExtensions(otherProps);

        return new Tag({
            name,
            description,
            externalDocs
        }, extensionProps);
    }

}

module.exports = Parser;