Function getChangesets

packages/read/src/index.ts:22–66

(
  rootDir: string,
  sinceRef?: string
)

}

export default async function getChangesets(
  rootDir: string,
  sinceRef?: string
): Promise<Array<NewChangeset>> {
  let changesetBase = path.join(rootDir, ".changeset");
  let contents: string[];
  try {
    contents = await fs.readdir(changesetBase);
  } catch (err) {
    if ((err as any).code === "ENOENT") {
      throw new Error("There is no .changeset directory in this project");
    }
    throw err;
  }

  if (sinceRef !== undefined) {
    contents = await filterChangesetsSinceRef(
      contents,
      changesetBase,
      sinceRef
    );
  }

  let oldChangesetsPromise = getOldChangesetsAndWarn(changesetBase, contents);

  let changesets = contents.filter(
    (file) =>
      !file.startsWith(".") &&
      file.endsWith(".md") &&
      !/^README\.md$/i.test(file)
  );

  const changesetContents = changesets.map(async (file) => {
    const changeset = await fs.readFile(
      path.join(changesetBase, file),
      "utf-8"
    );

    return { ...parse(changeset), id: file.replace(".md", "") };
  });
  return [
    ...(await oldChangesetsPromise),
    ...(await Promise.all(changesetContents)),
  ];
}