Function readPreState

packages/pre/src/index.ts:10–32

(
  rootDir: string
)

} from "@changesets/errors";

export async function readPreState(
  rootDir: string
): Promise<PreState | undefined> {
  let preStatePath = path.resolve(rootDir, ".changeset", "pre.json");
  // TODO: verify that the pre state isn't broken
  let preState: PreState | undefined;
  try {
    let contents = await fs.readFile(preStatePath, "utf8");
    try {
      preState = JSON.parse(contents);
    } catch (err) {
      if (err instanceof SyntaxError) {
        console.error("error parsing json:", contents);
      }
      throw err;
    }
  } catch (err) {
    if ((err as any).code !== "ENOENT") {
      throw err;
    }
  }
  return preState;
}

export async function exitPre(rootDir: string) {
  let preStatePath = path.resolve(rootDir, ".changeset", "pre.json");