| 11 | export const MISSING: unique symbol = Symbol('missing'); |
| 12 | |
| 13 | export function toPlain(value: unknown): PlainValue { |
| 14 | if (value === null) { |
| 15 | return null; |
| 16 | } |
| 17 | switch (typeof value) { |
| 18 | case 'boolean': |
| 19 | case 'number': |
| 20 | case 'string': |
| 21 | return value; |
| 22 | case 'undefined': |
| 23 | return null; |
| 24 | } |
| 25 | |
| 26 | if (value instanceof Text) { |
| 27 | return value.toString(); |
| 28 | } |
| 29 | |
| 30 | if (value instanceof Doc) { |
| 31 | return { __type: 'YDoc', guid: value.guid }; |
| 32 | } |
| 33 | |
| 34 | if (value instanceof YArray) { |
| 35 | return value.toArray().map(toPlain); |
| 36 | } |
| 37 | |
| 38 | if (value instanceof YMap) { |
| 39 | const keys = Array.from(value.keys()).sort(); |
| 40 | const obj: Record<string, PlainValue> = {}; |
| 41 | for (const key of keys) { |
| 42 | obj[key] = toPlain(value.get(key)); |
| 43 | } |
| 44 | return obj; |
| 45 | } |
| 46 | |
| 47 | if (value instanceof Uint8Array) { |
| 48 | return Buffer.from(value).toString('base64'); |
| 49 | } |
| 50 | |
| 51 | if (Array.isArray(value)) { |
| 52 | return value.map(toPlain); |
| 53 | } |
| 54 | |
| 55 | if (value && typeof value === 'object') { |
| 56 | const record = value as Record<string, unknown>; |
| 57 | const keys = Object.keys(record).sort(); |
| 58 | const obj: Record<string, PlainValue> = {}; |
| 59 | for (const key of keys) { |
| 60 | obj[key] = toPlain(record[key]); |
| 61 | } |
| 62 | return obj; |
| 63 | } |
| 64 | |
| 65 | return String(value); |
| 66 | } |
| 67 | |
| 68 | function stableComparable(value: unknown): unknown { |
| 69 | if (value === MISSING) { |