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#!ts-node/* eslint-disable no-console */
import fs from "fs";
const files = process.argv.slice(2);
for (const file of files) {  const fileMjs = file.replace(/\.js$/, ".mjs");  console.info(`Processing ${file} => ${fileMjs}`);  // .js => .mjs  const content = fs.readFileSync(file).toString("utf-8");  const newContent = content.replace(/\bfrom "(\.\.?\/[^"]+)";/g, 'from "$1.mjs";')    .replace(/\/\/# sourceMappingURL=(.+)\.js\.map$/,      "//# sourceMappingURL=$1.mjs.map");  fs.writeFileSync(fileMjs, newContent);  fs.unlinkSync(file);
  // .js.map => .mjs.map  const mapping = JSON.parse(fs.readFileSync(`${file}.map`).toString("utf-8"));  mapping.file = mapping.file.replace(/\.js$/, ".mjs");  fs.writeFileSync(`${fileMjs}.map`, JSON.stringify(mapping));  fs.unlinkSync(`${file}.map`);}