Function hashSource

packages/world-kit/src/run.js:25–32

(source)

/** FNV-1a. Small, synchronous and identical in both hosts, which crypto is not. */
export function hashSource(source) {
  let h = 0x811c9dc5;
  for (let i = 0; i < source.length; i += 1) {
    h ^= source.charCodeAt(i);
    h = Math.imul(h, 0x01000193) >>> 0;
  }
  return h.toString(16).padStart(8, '0');
}

const record = (build, ctx, seed) => {
  const { api, ops } = createRecorder({ ...ctx, seed });