pustovitDmytro / rest-chronicle

bin/utils/index.js

function docoptKey(key) {
    const patterns = [ /--(.+)/, /<(.+)>/ ];

    for (const pattern of patterns) {
        const match = key.match(pattern);

        if (match && match.index === 0) {
            return match[1];
        }
    }

There is no return statement in this branch, but you do return something in other branches. Did you maybe miss it? If you do not want to return anything, consider adding return undefined; explicitly.

}

export function buildDocoptParams(opts, { include, exclude } = {}) {
    const clean = {};
    const filtered = Object.keys(opts)
        .map(raw => ({ raw, key: docoptKey(raw) }))
        .filter(
            ({ key }) =>
                (include ? include.includes(key) : true)
                && (exclude ? !exclude.includes(key) : true)
        );

    for (const { raw, key } of filtered) {
        clean[key] = opts[raw];
    }

    return clean;
}