| 47 | }); |
| 48 | |
| 49 | function serialize(value: unknown, seen = new WeakSet<object>()): SerializableValue { |
| 50 | if (value == null) return value as null | undefined; |
| 51 | |
| 52 | const t = typeof value; |
| 53 | if (t === 'string' || t === 'number' || t === 'boolean') return value as PrimitiveValue; |
| 54 | if (t === 'function') return undefined; |
| 55 | |
| 56 | const obj = value as object; |
| 57 | if (seen.has(obj)) return undefined; |
| 58 | seen.add(obj); |
| 59 | |
| 60 | for (const [, def] of types) { |
| 61 | if (def.check(value)) { |
| 62 | return def.serialize(value, (v) => serialize(v, seen)); |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | if (Array.isArray(value)) { |
| 67 | return value.map((v) => serialize(v, seen)); |
| 68 | } |
| 69 | |
| 70 | const result: Record<string, SerializableValue> = {}; |
| 71 | for (const k of Object.keys(value as object)) { |
| 72 | result[k] = serialize((value as Record<string, unknown>)[k], seen); |
| 73 | } |
| 74 | return result; |
| 75 | } |
| 76 | |
| 77 | function deserialize(value: SerializableValue): unknown { |
| 78 | if (value == null) return value; |