query-registry/dist/utils/normalize-raw-repository.esm.js

Query the npm registry for packuments, manifests, packages and download counts

import urlJoin from 'url-join';

function normalizeRawRepository({
  rawRepository
}) {
  if (isRepository(rawRepository)) {
    return normalizeRepository({
      rawRepository
    });
  }

  if (typeof rawRepository === 'string') {
    return normalizeRepository({
      rawRepository: {
        url: rawRepository
      }
    });
  }

  return undefined;
}

function isRepository(rawRepository) {
  return rawRepository && typeof rawRepository === 'object' && typeof rawRepository['url'] === 'string' && ['string', 'undefined'].includes(typeof rawRepository['type']) && ['string', 'undefined'].includes(typeof rawRepository['directory']);
}

function normalizeRepository({
  rawRepository
}) {
  const {
    url,
    directory
  } = rawRepository;
  const parsedUrl = parseGitURL({
    url
  });

  if (!parsedUrl) {
    return undefined;
  }

  return {
    type: 'git',
    url: parsedUrl,
    directory
  };
}

function parseGitURL({
  url
}) {
  const urlWithProtocol = url.includes(':') ? // A normal URL or a shortcut like `github:user/repository`
  url : // The short form github shortcut `user/repository`
  url.includes('/') ? `github:${url}` : // Not a URL
  '';

  try {
    const {
      protocol,
      hostname,
      pathname
    } = new URL(urlWithProtocol);
    const cleanPathname = pathname.replace(/\.git$/, '');

    if (protocol === 'github:' || hostname === 'github.com') {
      return urlJoin('https://github.com', cleanPathname);
    }

    if (protocol === 'gist:' || hostname === 'gist.github.com') {
      return urlJoin('https://gist.github.com', cleanPathname);
    }

    if (protocol === 'bitbucket:' || hostname === 'bitbucket.org') {
      return urlJoin('https://bitbucket.org', cleanPathname);
    }

    if (protocol === 'gitlab:' || hostname === 'gitlab.com') {
      return urlJoin('https://gitlab.com', cleanPathname);
    }

    return urlWithProtocol;
  } catch {
    return undefined;
  }
}

export { normalizeRawRepository };
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