Function emitParams

tools/build-materials-from-json.ts:103–109

(params: number[] | undefined)

}

function emitParams(params: number[] | undefined): string {
  if (!params || params.length === 0) return '';
  // Literal-init array — Perry-safe (`.length` reads correctly because the
  // array isn't built via .push).
  const formatted = params.map((v) => Number.isInteger(v) ? `${v}.0` : `${v}`).join(', ');
  return `,\n  params: [${formatted}]`;
}

function main() {
  const argv = process.argv.slice(2);