wormhole/clients/js/cmds/update.ts

import { spawnSync } from "child_process";
import { config } from "../config";

let dir = `${config.wormholeDir}/clients/js`;

exports.command = "update";
exports.desc = "Update this tool by rebuilding it";
exports.handler = function (_argv: any) {
  if (isOutdated()) {
    console.log(`Building in ${dir}...`);
    spawnSync(`make build -C ${dir}`, { shell: true, stdio: "inherit" });
  } else {
    console.log("'worm' is up to date");
  }
};

export function isOutdated(): boolean {
  const result = spawnSync(`make build -C ${dir} --question`, { shell: true });
  return result.status !== 0;
}