recast sort imports

index.js

import fs from 'node:fs';
import recast from 'recast';

const { namedTypes: n, builders: b } = recast.types.builders;

const code = fs.readFileSync(process.stdin.fd, 'utf-8');

const ast = recast.parse(code);

const imports = ast.program.body.filter(node => n.ImportDeclaration.check(node));

imports.sort((a, b) => {
  const importA = a.source.value;
  const importB = b.source.value;
  return importA.localeCompare(importB);
});

ast.program.body = imports;

const sortedCode = recast.print(ast).code;

console.log(sortedCode);

package.json

{
  "type": "module",
  "dependencies": {
    "recast": "^0.23.4"
  }
}