import assert from "assert";

import cp from "child_process";

/**

* @param {[string, string[]][]} tasks

* @param {cp.SpawnSyncOptions} opts

* @returns {string}

*/

export function runSequence(tasks, opts = { timeout: 100000, shell: true }) {

let lastResult;

for (const task of tasks) {

console.log(`${task[0]} ${task[1].join(" ")}`);

const result = cp.spawnSync(task[0], task[1], opts);

if (result.status !== 0) throw new Error(`${task[0]} ${task[1].join(" ")} failed: ${result.stderr && "stderr: " + result.stderr.toString()}${result.stdout && "\nstdout: " + result.stdout.toString()}`);

console.log(result.stdout && result.stdout.toString());

lastResult = result;

}

const out = lastResult?.stdout?.toString();

assert(out !== undefined);

return out;

}