@backstage/integration/dist/helpers.esm.js

Helpers for managing integrations towards external systems

import parseGitUrl from 'git-url-parse';
import { trimEnd } from 'lodash';

function isValidHost(host) {
  const check = new URL("http://example.com");
  check.host = host;
  return check.host === host;
}
function isValidUrl(url) {
  try {
    new URL(url);
    return true;
  } catch {
    return false;
  }
}
function basicIntegrations(integrations, getHost) {
  return {
    list() {
      return integrations;
    },
    byUrl(url) {
      try {
        const parsed = typeof url === "string" ? new URL(url) : url;
        return integrations.find((i) => getHost(i) === parsed.host);
      } catch {
        return void 0;
      }
    },
    byHost(host) {
      return integrations.find((i) => getHost(i) === host);
    }
  };
}
function defaultScmResolveUrl(options) {
  const { url, base, lineNumber } = options;
  try {
    new URL(url);
    return url;
  } catch {
  }
  let updated;
  if (url.startsWith("/")) {
    const { href, filepath } = parseGitUrl(base);
    updated = new URL(href);
    const repoRootPath = trimEnd(
      updated.pathname.substring(0, updated.pathname.length - filepath.length),
      "/"
    );
    updated.pathname = `${repoRootPath}${url}`;
  } else {
    updated = new URL(url, base);
  }
  updated.search = new URL(base).search;
  if (lineNumber) {
    updated.hash = `L${lineNumber}`;
  }
  return updated.toString();
}

export { basicIntegrations, defaultScmResolveUrl, isValidHost, isValidUrl };
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