SCM-Manager/scm-ui/src/repos/components/changesets/changesets.js

// @flow
export type Description = {
  title: string,
  message: string
};

export function parseDescription(description: string): Description {
  const lineBreak = description.indexOf("\n");

  let title;
  let message = "";

  if (lineBreak > 0) {
    title = description.substring(0, lineBreak);
    message = description.substring(lineBreak + 1);
  } else {
    title = description;
  }

  return {
    title,
    message
  };
}