humpty/src/App.js

Makes sure your changelogs mention your breaking changes

// @flow

import getExportsAndCommits from "./getExportsAndCommits";
import findApiChanges from "./findApiChanges";
import findUnmentionedChanges from "./findUnmentionedChanges";
import printResults from "./printResults";
import exitWithCode from "./exitWithCode";

export default async function App({
  oldApi,
  newApi,
  gitRepo,
  json: wantsJson
}) {
  if (!oldApi) {
    console.error("Error: --oldApi flag required. See --help for more info.");
    process.exit(1);
  }

  if (!newApi) {
    console.error("Error: --newApi flag required. See --help for more info.");
    process.exit(1);
  }

  if (!gitRepo) {
    console.error("Error: --gitRepo flag required. See --help for more info.");
    process.exit(1);
  }
  const {
    commitMessages,
    oldExports,
    newExports
  } = await getExportsAndCommits({
    oldApi,
    newApi,
    gitRepo
  });
  const changedExports = findApiChanges({ oldExports, newExports });
  const { unmentionedChanges, unmentionedChangeCount } = findUnmentionedChanges(
    commitMessages,
    changedExports
  );

  printResults(
    {
      unmentionedChanges,
      unmentionedChangeCount,
      oldApi,
      newApi
    },
    wantsJson
  );
  exitWithCode(unmentionedChangeCount === 0 ? 0 : 1);
}