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Separate cooperative copy planning from durable checkpoint cadence

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Codex Bot
2026-11-10 19:28:10 +08:00
parent 8958d835b9
commit 64ed8fe57a
5 changed files with 48 additions and 4 deletions
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src/lib/canvas-runtime/engine.ts
+1 -1
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@@ -710,7 +710,7 @@ export async function openProjectEngine(options: EngineOptions) {
validateLoadingCopySource(editor.getSnapshot(),admitted,document);
if(copyRegistrySignature(document,options.registry)!==preparation.registrySignature)throw fault('copy_interpreter_changed');
if(preparation.version===3||preparation.version===4){
const state=await prepareDuplicateStream(document,options.registry,preparation.selection,{worldOffset:preparation.worldOffset,createId},{sourceToken:admitted.source.sha256!,schemaToken:preparation.registrySignature,checkpoint:preparation.planner,topologyOnly:!!indexed},{signal:controller.signal,checkpoint:async state=>{
const state=await prepareDuplicateStream(document,options.registry,preparation.selection,{worldOffset:preparation.worldOffset,createId},{sourceToken:admitted.source.sha256!,schemaToken:preparation.registrySignature,checkpoint:preparation.planner,topologyOnly:!!indexed},{signal:controller.signal,checkpointIntervalMs:50,maxStepsPerCheckpoint:8192,checkpoint:async state=>{
const job=check(),previous=job.preparation!;if(previous.planner&&state.steps<=previous.steps)return;
publishImport(freeze({...job,generation:job.generation+1,preparation:{...previous,steps:state.steps,allocationIds:[...state.elementIds,...state.canvasIds].map(pair=>pair[1]),planner:state}}),job.generation);await persist();check();
}}),job=check();assertNativeImportTarget(job,editor.getSnapshot().document);