Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 | 12x 12x 12x 12x 12x 12x 12x 151x 1646x 1646x 1646x 1646x 1646x 1646x 1646x 1646x 1644x 1644x 1644x 70196x 1646x 151x 70196x 70196x 70196x 70196x 70196x 70196x 70196x 44227x 43189x 21818x 21817x 8094x 4395x 221253x 221253x 70196x 70196x 765x 64x 25969x 25969x 25969x 25969x 25969x 1x 1x 25968x 25968x 25969x 1038x 1038x 1038x 1038x 1038x 1038x 21371x 21371x 21371x 21371x 21371x 21371x 21371x 151x 62067x 62067x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 13723x 13723x 13723x 13723x 13723x 94101x 94101x 43497x 13723x 3699x 3699x 3699x 3699x 3699x 52287x 52287x 52287x 52287x 52287x 14004x 3699x 4395x 4395x 4395x 4395x 4395x 4666x 4666x 4666x 4666x 4666x 3870x 5448x 4395x | import {type ITimestampStruct, Timestamp} from '../../../../json-crdt-patch/clock'; import {ClockTable} from '../../../../json-crdt-patch/codec/clock/ClockTable'; import {CrdtWriter} from '../../../../json-crdt-patch/util/binary/CrdtWriter'; import {CborEncoder} from '@jsonjoy.com/json-pack/lib/cbor/CborEncoder'; import type {Model} from '../../../model'; import * as nodes from '../../../nodes'; import {CRDT_MAJOR_OVERLAY} from '../../structural/binary/constants'; import type {IndexedFields, FieldName} from './types'; export class Encoder { public readonly enc: CborEncoder<CrdtWriter>; protected clockTable?: ClockTable; constructor(writer?: CrdtWriter) { this.enc = new CborEncoder<CrdtWriter>(writer || new CrdtWriter()); } public encode(doc: Model<any>, clockTable: ClockTable = ClockTable.from(doc.clock)): IndexedFields { this.clockTable = clockTable; const writer = this.enc.writer; writer.reset(); clockTable.write(writer); const encodedClock = writer.flush(); const rootValueId = doc.root.val; const result: IndexedFields = { c: encodedClock, }; if (rootValueId.sid !== 0) { writer.reset(); this.ts(rootValueId); result.r = writer.flush(); } // biome-ignore lint: index is not iterable doc.index.forEach(({v: node}) => this.onNode(result, node)); return result; } protected readonly onNode = (result: IndexedFields, node: nodes.JsonNode) => { const id = node.id; const sid = id.sid; const time = id.time; const sidIndex = this.clockTable!.getBySid(sid).index; const field = (sidIndex.toString(36) + '_' + time.toString(36)) as FieldName; result[field] = this.encodeNode(node); }; public encodeNode(node: nodes.JsonNode): Uint8Array { if (node instanceof nodes.ConNode) return this.encodeCon(node); else if (node instanceof nodes.ValNode) return this.encodeVal(node); else if (node instanceof nodes.ObjNode) return this.encodeObj(node); else if (node instanceof nodes.VecNode) return this.encodeVec(node); else if (node instanceof nodes.StrNode) return this.encodeStr(node); else if (node instanceof nodes.BinNode) return this.encodeBin(node); else if (node instanceof nodes.ArrNode) return this.encodeArr(node); throw new Error('UNKNOWN_NODE'); } protected ts(id: ITimestampStruct): void { const index = this.clockTable!.getBySid(id.sid).index; this.enc.writer.id(index, id.time); } protected writeTL(majorOverlay: CRDT_MAJOR_OVERLAY, length: number): void { const writer = this.enc.writer; if (length < 24) writer.u8(majorOverlay + length); else if (length <= 0xff) writer.u16(((majorOverlay + 24) << 8) + length); else if (length <= 0xffff) writer.u8u16(majorOverlay + 25, length); else Ewriter.u8u32(majorOverlay + 26, length); } public encodeCon(node: nodes.ConNode): Uint8Array { const encoder = this.enc; const writer = encoder.writer; const val = node.val; writer.reset(); if (val instanceof Timestamp) { this.writeTL(CRDT_MAJOR_OVERLAY.CON, 1); this.ts(val as Timestamp); } else { this.writeTL(CRDT_MAJOR_OVERLAY.CON, 0); encoder.writeAny(val); } return writer.flush(); } public encodeVal(node: nodes.ValNode): Uint8Array { const writer = this.enc.writer; const child = node.node(); writer.reset(); this.writeTL(CRDT_MAJOR_OVERLAY.VAL, 0); this.ts(child.id); return writer.flush(); } public encodeObj(node: nodes.ObjNode): Uint8Array { const encoder = this.enc; const writer = encoder.writer; writer.reset(); const keys = node.keys; this.writeTL(CRDT_MAJOR_OVERLAY.OBJ, keys.size); keys.forEach(this.onObjKey); return writer.flush(); } private readonly onObjKey = (value: ITimestampStruct, key: string) => { this.enc.writeStr(key); this.ts(value); }; public encodeVec(node: nodes.VecNode): Uint8Array { const writer = this.enc.writer; writer.reset(); const length = node.elements.length; this.writeTL(CRDT_MAJOR_OVERLAY.VEC, length); for (let i = 0; i < length; i++) { const childId = node.val(i); Iif (!childId) writer.u8(0); else { writer.u8(1); this.ts(childId); } } return writer.flush(); } public encodeStr(node: nodes.StrNode): Uint8Array { const encoder = this.enc; const writer = encoder.writer; writer.reset(); this.writeTL(CRDT_MAJOR_OVERLAY.STR, node.count); for (let chunk = node.first(); chunk; chunk = node.next(chunk)) { this.ts(chunk.id); if (chunk.del) encoder.writeUInteger(chunk.span); else encoder.writeStr(chunk.data!); } return writer.flush(); } public encodeBin(node: nodes.BinNode): Uint8Array { const encoder = this.enc; const writer = encoder.writer; writer.reset(); this.writeTL(CRDT_MAJOR_OVERLAY.BIN, node.count); for (let chunk = node.first(); chunk; chunk = node.next(chunk)) { const length = chunk.span; const deleted = chunk.del; this.ts(chunk.id); writer.b1vu56(~~deleted as 0 | 1, length); if (deleted) continue; writer.buf(chunk.data!, length); } return writer.flush(); } public encodeArr(node: nodes.ArrNode): Uint8Array { const encoder = this.enc; const writer = encoder.writer; writer.reset(); this.writeTL(CRDT_MAJOR_OVERLAY.ARR, node.count); for (let chunk = node.first(); chunk; chunk = node.next(chunk)) { const length = chunk.span; const deleted = chunk.del; this.ts(chunk.id); writer.b1vu56(~~deleted as 0 | 1, length); if (deleted) continue; const data = chunk.data; for (let i = 0; i < length; i++) this.ts(data![i]); } return writer.flush(); } } |