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{ sqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nconst a:any=(await sqlite.execute(\"SELECT * FROM authority_race_auth_a1 WHERE id=1\")).rows?.[0]??null;\nconst s:any=(await sqlite.execute(\"SELECT * FROM authority_race_state_a1 WHERE id=1\")).rows?.[0]??null;\nconsole.log(JSON.stringify({authority:a,state:s,pass:!!a&&String(a.mode)===\"PREPARED\"}));\n","createdAt",["D",1788780936672],"branchVersion","branchId","7593a549-c018-4f64-abdb-1b98320d847d","id","2648bba9-6c0b-4083-b79d-cdbb12453823","brain-epoch2-atomic-q4v7",["D",1788780494642],"deletedAt","legacyEnvVars","privacy","public","httpPrivacy","description","Disposable epoch2 atomic-chain repair 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{ sqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nconst m:any=(await sqlite.execute(\"SELECT generation,head,event_count FROM probe_meta WHERE id=1\")).rows?.[0];\nconst es:any[]=(await sqlite.execute(\"SELECT local_seq,event_uuid,prev_hash,event_hash,generation FROM probe_events ORDER BY local_seq\")).rows as any[];\nlet prev=\"ROOT\"; const bad:any[]=[];\nfor(const e of es){ if(Number(e.local_seq)!==bad.length+1 && false){}; if(String(e.prev_hash)!==prev) bad.push({seq:e.local_seq,expected:prev,actual:e.prev_hash}); prev=String(e.event_hash); }\nconst uniqueSeq=new Set(es.map(e=>String(e.local_seq))).size===es.length;\nconst uniqueHash=new Set(es.map(e=>String(e.event_hash))).size===es.length;\nconst ok=bad.length===0&&uniqueSeq&&uniqueHash&&Number(m.event_count)===es.length&&Number(m.generation)===es.length&&String(m.head)===prev;\nconsole.log(JSON.stringify({ok,bad,events:es.length,meta:m,uniqueSeq,uniqueHash,computed_head:prev}));","label",[141],"3f9a6069-bc0b-4d9a-89e5-20b23024b1e9","val_native_kernel_epoch2_candidate.ts","cc98d310-aaaf-11f1-b686-1607ee4eb77e",5,["D",1788780745360],"import { sqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nimport { blob } from \"https://esm.town/v/std/blob/main.ts\";\n\nconst SRC=\"svrec1864_\",P=\"brainvn_\";\nconst PREDECESSOR_HEAD=\"d88a49daefd5520d5612c1bee960bcf7f587fc5f734a8e568b749e9bd390c1db\";\nconst PREDECESSOR_EVENTS=1991;\nconst enc=new TextEncoder();\nconst NON_AGENT=new Set([\"human_authority_approval\"]);\nconst SUPPORTED=new Set([\"status\",\"verify-chain\",\"verify-claim-graph\",\"register-agent\",\"ensure-task\",\"claim\",\"renew-lease\",\"recover-stale\",\"commit\"]);\n\nfunction now(){return new Date().toISOString().replace(\"Z\",\"+00:00\")}\nfunction canon(x:any):string{\n if(x===null||typeof x!==\"object\")return JSON.stringify(x);\n if(Array.isArray(x))return \"[\"+x.map(canon).join(\",\")+\"]\";\n return \"{\"+Object.keys(x).sort().map(k=>JSON.stringify(k)+\":\"+canon(x[k])).join(\",\")+\"}\";\n}\nasync function sha(s:string){const d=await crypto.subtle.digest(\"SHA-256\",enc.encode(s));return[...new Uint8Array(d)].map(x=>x.toString(16).padStart(2,\"0\")).join(\"\")}\nasync function one(sql:string,args:any[]=[]){const r:any=await sqlite.execute({sql,args});return r.rows?.[0]??null}\nfunction flags(args:any[],start:number){const m:any={};for(let i=start;i=args.length)throw new Error(\"BAD_FLAG_VECTOR\");m[args[i].slice(2)]=args[i+1]}return m}\nfunction parseJson(s:any,kind:string){try{return JSON.parse(String(s))}catch{throw new Error(\"BAD_JSON_\"+kind)}}\nfunction exactTop(q:any){return q&&typeof q===\"object\"&&!Array.isArray(q)&&Object.keys(q).sort().join(\",\")===\"args,timeout\"&&Array.isArray(q.args)&&q.args.length>0&&q.args.every((x:any)=>typeof x===\"string\")&&Number.isInteger(q.timeout)&&q.timeout>=1&&q.timeout<=120}\nfunction cleanCaps(x:any){if(!Array.isArray(x)||x.some(v=>typeof v!==\"string\"||!v))throw new Error(\"CAPABILITIES_MUST_BE_STRING_LIST\");return [...new Set(x)].sort()}\nfunction cleanWrites(x:any){if(!Array.isArray(x)||x.some(v=>typeof v!==\"string\"||!v.trim()))throw new Error(\"WRITE_RESOURCES_MUST_BE_STRING_LIST\");return [...new Set(x.map((v:string)=>v.trim()))].sort()}\n\nasync function cloneState(){\n const tables=[\"meta\",\"workstreams\",\"agents\",\"tasks\",\"claims\",\"claim_deps\",\"artifacts\",\"replicas\",\"task_context_history\",\"task_invariant_history\",\"replay_log\",\"anchor\",\"epoch_events\",\"epoch_meta\"];\n for(const t of tables){await sqlite.execute(`DROP TABLE IF EXISTS ${P}${t}`);await sqlite.execute(`CREATE TABLE ${P}${t} AS SELECT * FROM ${SRC}${t}`)}\n await sqlite.execute(`DROP TABLE IF EXISTS ${Q}`);\n await sqlite.execute(`CREATE TABLE ${Q}(\n id TEXT PRIMARY KEY,priority REAL NOT NULL,payload_json TEXT NOT NULL,state TEXT NOT NULL,\n lease_owner TEXT,lease_attempt_id TEXT,lease_expires_at TEXT,result_json TEXT,error_json TEXT,\n created_at TEXT NOT NULL,updated_at TEXT NOT NULL)`);\n}\n\nasync function meta(){return await one(`SELECT * FROM ${P}epoch_meta WHERE id=1`)}\nasync function generation(){return Number((await meta()).generation)}\nasync function appendEvent(ws:string,agent:any,task:any,type:string,payload:any){\n for(let attempt=1;attempt<=32;attempt++){\n const m:any=await meta(),prev=String(m.event_head_hash),g=Number(m.generation);\n const e={event_uuid:crypto.randomUUID(),ts:now(),workstream:ws,agent_id:agent??null,task_id:task??null,type,payload,prev_hash:prev};\n const h=await sha(canon(e));\n const rs:any[]=await sqlite.batch([\n {sql:`UPDATE ${P}epoch_meta\n SET event_head_hash=?,new_event_count=new_event_count+1\n WHERE id=1 AND event_head_hash=? AND generation=?\n RETURNING new_event_count`,args:[h,prev,g]},\n {sql:`INSERT INTO ${P}epoch_events(local_seq,event_uuid,ts,workstream,agent_id,task_id,type,payload_json,prev_hash,event_hash,transaction_generation)\n SELECT (SELECT COALESCE(MAX(local_seq),0)+1 FROM ${P}epoch_events),?,?,?,?,?,?,?,?,?,?\n WHERE (SELECT event_head_hash FROM ${P}epoch_meta WHERE id=1)=?\n AND (SELECT generation FROM ${P}epoch_meta WHERE id=1)=?\n RETURNING local_seq`,\n args:[e.event_uuid,e.ts,ws,e.agent_id,e.task_id,type,canon(payload),prev,h,g,h,g]}\n ],\"write\") as any[];\n const headRows=rs?.[0]?.rows||[],eventRows=rs?.[1]?.rows||[];\n if(headRows.length===1&&eventRows.length===1)return{seq:Number(eventRows[0].local_seq),event_hash:h};\n if(headRows.length===0&&eventRows.length===0)continue;\n throw new Error(\"EVENT_APPEND_PARTIAL_CAS\");\n }\n throw new Error(\"EVENT_APPEND_CONTENTION\");\n}\nasync function bump(){\n const r:any=await sqlite.execute(`UPDATE ${P}epoch_meta SET generation=generation+1 WHERE id=1 RETURNING generation`);\n if(!(r.rows||[]).length)throw new Error(\"GENERATION_BUMP_FAILED\");\n return Number(r.rows[0].generation);\n}\n\nasync function artifactBelongs(h:string,ws:string){\n const a:any=await one(`SELECT task_id,producer_agent FROM ${P}artifacts WHERE sha256=?`,[h]);if(!a)return false;\n if(a.task_id){const t:any=await one(`SELECT workstream FROM ${P}tasks WHERE id=?`,[a.task_id]);if(t&&String(t.workstream)===ws)return true}\n if(a.producer_agent){const ag:any=await one(`SELECT workstream FROM ${P}agents WHERE id=?`,[a.producer_agent]);if(ag&&String(ag.workstream)===ws)return true}\n return false;\n}\nasync function depsSatisfied(r:any){for(const d of parseJson(r.depends_json||\"[]\",\"DEPS\")){const x:any=await one(`SELECT state FROM ${P}tasks WHERE id=?`,[d]);if(!x||String(x.state)!==\"COMPLETE\")return false}return true}\nasync function guardsSatisfied(r:any){\n for(const g of parseJson(r.guards_json||\"[]\",\"GUARDS\")){\n if(g.type===\"task_complete\"){const x:any=await one(`SELECT workstream,state FROM ${P}tasks WHERE id=?`,[g.id]);if(!x||String(x.workstream)!==String(r.workstream)||String(x.state)!==\"COMPLETE\")return false}\n else if(g.type===\"claim_verified\"){const x:any=await one(`SELECT workstream,status FROM ${P}claims WHERE id=?`,[g.id]);if(!x||String(x.workstream)!==String(r.workstream)||String(x.status)!==\"VERIFIED\")return false}\n else if(g.type===\"artifact_present\"){if(!await artifactBelongs(String(g.sha256),String(r.workstream)))return false}\n else return false;\n }return true\n}\nasync function normalizeGuards(ws:string,x:any){\n if(!Array.isArray(x))throw new Error(\"GUARDS_MUST_BE_LIST\");const out:any[]=[],seen=new Set();\n for(const g of x){\n if(!g||typeof g!==\"object\"||Array.isArray(g))throw new Error(\"GUARD_MUST_BE_OBJECT\");let ng:any;\n if(g.type===\"task_complete\"){if(typeof g.id!==\"string\"||!g.id)throw new Error(\"BAD_TASK_GUARD\");const r:any=await one(`SELECT workstream,state FROM ${P}tasks WHERE id=?`,[g.id]);if(!r)throw new Error(\"UNKNOWN_GUARD_TASK\");if(String(r.workstream)!==ws)throw new Error(\"CROSS_WORKSTREAM_TASK_GUARD\");if([\"INVALID\",\"BLOCKED\"].includes(String(r.state)))throw new Error(\"TERMINAL_TASK_GUARD\");ng={type:\"task_complete\",id:g.id}}\n else if(g.type===\"claim_verified\"){if(typeof g.id!==\"string\"||!g.id)throw new Error(\"BAD_CLAIM_GUARD\");const r:any=await one(`SELECT workstream,status FROM ${P}claims WHERE id=?`,[g.id]);if(!r)throw new Error(\"UNKNOWN_GUARD_CLAIM\");if(String(r.workstream)!==ws)throw new Error(\"CROSS_WORKSTREAM_CLAIM_GUARD\");if(String(r.status)!==\"VERIFIED\")throw new Error(\"CLAIM_GUARD_NOT_VERIFIED\");ng={type:\"claim_verified\",id:g.id}}\n else if(g.type===\"artifact_present\"){const h=String(g.sha256||\"\").toLowerCase();if(!/^[0-9a-f]{64}$/.test(h))throw new Error(\"BAD_ARTIFACT_GUARD_SHA256\");ng={type:\"artifact_present\",sha256:h}}\n else throw new Error(\"UNKNOWN_GUARD_TYPE\");\n const k=canon(ng);if(!seen.has(k)){seen.add(k);out.push(ng)}\n }out.sort((a,b)=>canon(a).localeCompare(canon(b)));return out\n}\nasync function writeConflict(r:any){\n const writes=new Set(parseJson(r.writes_json||\"[]\",\"WRITES\"));if(!writes.size)return null;\n const q:any=await sqlite.execute(`SELECT id,workstream,lease_owner,writes_json FROM ${P}tasks WHERE state='LEASED'`);\n for(const o of q.rows||[]){const ow=new Set(parseJson(o.writes_json||\"[]\",\"WRITES\"));const overlap=[...writes].filter(x=>ow.has(x)).sort();if(overlap.length)return{task_id:o.id,workstream:o.workstream,lease_owner:o.lease_owner,resources:overlap}}\n return null\n}\nasync function bestReady(ws:string,caps:string[],agentId:string){\n const q:any=await sqlite.execute({sql:`SELECT * FROM ${P}tasks WHERE workstream=? AND state='READY' ORDER BY priority DESC,id`,args:[ws]});const C=new Set(caps);\n for(const r of q.rows||[]){\n if(!r.dedupe_key)continue;if(r.assigned_agent!==null&&String(r.assigned_agent)!==agentId)continue;\n const req=new Set(parseJson(r.requires_json||\"[]\",\"REQ\")),ctx=parseJson(r.context_manifest||\"{}\",\"CTX\");\n if(ctx.execution_allowed===false)continue;if([...req].some(x=>NON_AGENT.has(x)))continue;if([...req].some(x=>!C.has(x)))continue;\n if(!await depsSatisfied(r)||!await guardsSatisfied(r)||await writeConflict(r))continue;return r\n }return null\n}\n\nasync function verifyChain(){\n const m:any=await meta(),es:any[]=(await sqlite.execute(`SELECT * FROM ${P}epoch_events ORDER BY local_seq`)).rows as any[];let prev=PREDECESSOR_HEAD,bad:any[]=[],structural_problems:any[]=[];\n for(let i=0;i[String(x.id),x])),problems:any[]=[];\n for(const d of deps){const p:any=cm.get(String(d.parent_claim)),c:any=cm.get(String(d.child_claim));if(!p||!c)problems.push({dep:d,reason:\"MISSING_CLAIM\"});else if(String(p.workstream)!==String(c.workstream))problems.push({dep:d,reason:\"CROSS_WORKSTREAM\"});else if([\"FALSIFIED\",\"STALE\"].includes(String(p.status))&&String(c.status)===\"VERIFIED\")problems.push({dep:d,reason:\"VERIFIED_CHILD_OF_INVALID_PARENT\"})}\n return{ok:problems.length===0,claims:claims.length,problems}\n}\nasync function status(){\n const m:any=await meta();const counts:any={};for(const t of [\"agents\",\"tasks\",\"claims\",\"artifacts\"])counts[t]=Number((await one(`SELECT COUNT(*) n FROM ${P}${t}`)).n);\n const states:any=(await sqlite.execute(`SELECT state,COUNT(*) n FROM ${P}tasks GROUP BY state ORDER BY state`)).rows;\n return{ok:true,classification:\"VAL_NATIVE_RECOVERY_EPOCH\",epoch:Number(m.epoch),generation:Number(m.generation),event_head_hash:String(m.event_head_hash),predecessor_generation:Number(m.predecessor_generation),predecessor_head:String(m.predecessor_head),new_event_count:Number(m.new_event_count),counts,task_states:states}\n}\n\nasync function register(args:string[]){\n if(args.length<2)throw new Error(\"REGISTER_ID_REQUIRED\");const id=args[1],f=flags(args,2),ws=String(f.workstream||\"\"),role=String(f.role||\"\"),type=String(f.type||\"\"),parent=f.parent??null,caps=cleanCaps(parseJson(f.capabilities||\"[]\",\"CAPS\"));\n if(!ws||!role||!type)throw new Error(\"REGISTER_FIELDS_REQUIRED\");if(!await one(`SELECT id FROM ${P}workstreams WHERE id=?`,[ws]))throw new Error(\"UNKNOWN_WORKSTREAM\");\n if(parent){if(String(parent)===id)throw new Error(\"AGENT_CANNOT_PARENT_SELF\");const pr:any=await one(`SELECT workstream FROM ${P}agents WHERE id=?`,[parent]);if(!pr)throw new Error(\"UNKNOWN_PARENT_AGENT\");if(String(pr.workstream)!==ws)throw new Error(\"CROSS_WORKSTREAM_PARENT\")}\n const ex:any=await one(`SELECT * FROM ${P}agents WHERE id=?`,[id]);if(ex){const same=String(ex.workstream)===ws&&String(ex.role)===role&&String(ex.type)===type&&(ex.parent_id??null)===(parent??null)&&String(ex.capabilities_json)===canon(caps);if(!same)throw new Error(\"AGENT_REJOIN_IDENTITY_MISMATCH\");await sqlite.execute({sql:`UPDATE ${P}agents SET last_seen=? WHERE id=?`,args:[now(),id]});return{ok:true,created:false,agent_id:id,generation:await generation()}}\n const g0=await generation();await sqlite.execute({sql:`INSERT INTO ${P}agents(id,parent_id,type,workstream,role,status,boot_generation,last_generation,last_seen,capabilities_json) VALUES(?,?,?,?,?,'READY',?,?,?,?)`,args:[id,parent,type,ws,role,g0,g0,now(),canon(caps)]});await appendEvent(ws,id,null,\"AGENT_REGISTERED\",{type,role,parent,boot_generation:g0,capabilities:caps});const ng=await bump();await sqlite.execute({sql:`UPDATE ${P}agents SET last_generation=? WHERE id=?`,args:[ng,id]});return{ok:true,created:true,agent_id:id,generation:ng}\n}\nasync function ensureTask(args:string[]){\n if(args.length<2)throw new Error(\"TASK_ID_REQUIRED\");const id=args[1],f=flags(args,2),ws=String(f.workstream||\"\"),dedupe=String(f[\"dedupe-key\"]||\"\");if(!ws||!dedupe)throw new Error(\"ENSURE_FIELDS_REQUIRED\");\n const deps=parseJson(f.depends||\"[]\",\"DEPS\"),ctx=parseJson(f.context||\"{}\",\"CTX\"),req=parseJson(f.requires||\"[]\",\"REQ\"),writes=cleanWrites(parseJson(f.writes||\"[]\",\"WRITES\")),guards=await normalizeGuards(ws,parseJson(f.guards||\"[]\",\"GUARDS\"));\n if(!Array.isArray(deps)||!ctx||Array.isArray(ctx)||!Array.isArray(req))throw new Error(\"BAD_JSON_SHAPE\");\n const existing:any=await one(`SELECT * FROM ${P}tasks WHERE workstream=? AND dedupe_key=? ORDER BY created_at DESC LIMIT 1`,[ws,dedupe]);if(existing)return{ok:true,created:false,task_id:existing.id,state:existing.state,lease_owner:existing.lease_owner,generation:await generation(),dedupe_key:dedupe};\n if(!await one(`SELECT id FROM ${P}workstreams WHERE id=?`,[ws]))throw new Error(\"UNKNOWN_WORKSTREAM\");\n for(const d of deps){const r:any=await one(`SELECT workstream,state FROM ${P}tasks WHERE id=?`,[d]);if(!r)throw new Error(\"UNKNOWN_DEP\");if(String(r.workstream)!==ws)throw new Error(\"CROSS_WORKSTREAM_DEP\");if([\"INVALID\",\"BLOCKED\"].includes(String(r.state)))throw new Error(\"TERMINAL_DEPENDENCY\")}\n const t=now(),priority=Number(f.priority);if(!Number.isFinite(priority))throw new Error(\"BAD_PRIORITY\");\n await sqlite.execute({sql:`INSERT INTO ${P}tasks(id,workstream,state,priority,depends_json,success_condition,decision_value,context_manifest,lease_owner,lease_mode,lease_generation,lease_expires_at,created_at,updated_at,result_event_id,requires_json,dedupe_key,assigned_agent,delegated_by,writes_json,guards_json) VALUES(?,?,'READY',?,?,?,?,?,NULL,NULL,NULL,NULL,?,?,NULL,?,?,NULL,NULL,?,?)`,args:[id,ws,priority,canon(deps),String(f.success||\"\"),String(f.value||\"\"),canon(ctx),t,t,canon(req),dedupe,canon(writes),canon(guards)]});\n await appendEvent(ws,f.agent??null,id,\"TASK_CREATED\",{priority,depends:deps,requires:req,writes,guards,dedupe_key:dedupe,success_condition:String(f.success||\"\"),decision_value:String(f.value||\"\")});const ng=await bump();await sqlite.execute({sql:`UPDATE ${P}workstreams SET head_generation=?,updated_at=? WHERE id=?`,args:[ng,now(),ws]});return{ok:true,created:true,task_id:id,state:\"READY\",generation:ng,dedupe_key:dedupe}\n}\nasync function claim(args:string[]){\n const f=flags(args,1),id=String(f.agent||\"\"),mode=String(f.mode||\"INTERACTIVE\"),secs=f[\"lease-seconds\"]===undefined?(mode===\"INTERACTIVE\"?1800:900):Number(f[\"lease-seconds\"]);if(!id)throw new Error(\"AGENT_REQUIRED\");if(![\"INTERACTIVE\",\"PROCESS\"].includes(mode)||secs<60||secs>7200)throw new Error(\"BAD_LEASE\");\n const ag:any=await one(`SELECT * FROM ${P}agents WHERE id=?`,[id]);if(!ag)throw new Error(\"UNKNOWN_AGENT\");const held:any=await one(`SELECT id,lease_expires_at FROM ${P}tasks WHERE state='LEASED' AND lease_owner=? ORDER BY updated_at DESC LIMIT 1`,[id]);const g0=await generation();\n if(held){if(held.lease_expires_at&&String(held.lease_expires_at)7200)throw new Error(\"BAD_RENEW\");\n const r:any=await one(`SELECT * FROM ${P}tasks WHERE id=?`,[task]);if(!r)throw new Error(\"UNKNOWN_TASK\");if(String(r.state)!==\"LEASED\"||String(r.lease_owner)!==agent)throw new Error(\"NOT_LEASE_OWNER\");if(r.lease_expires_at&&String(r.lease_expires_at)String(r.workstream)))].sort();for(const ws of wss)await sqlite.execute({sql:`UPDATE ${P}workstreams SET head_generation=?,updated_at=? WHERE id=?`,args:[g,now(),ws]})}return{ok:true,recovered,generation:g}\n}\nasync function commit(args:string[]){\n const f=flags(args,1),agent=String(f.agent||\"\"),taskId=String(f.task||\"\"),state=String(f.state||\"COMPLETE\");if(!agent||!taskId)throw new Error(\"COMMIT_FIELDS_REQUIRED\");if(state!==\"COMPLETE\")throw new Error(\"UNSUPPORTED_VAL_NATIVE_COMMIT_STATE\");\n const task:any=await one(`SELECT * FROM ${P}tasks WHERE id=?`,[taskId]),ag:any=await one(`SELECT * FROM ${P}agents WHERE id=?`,[agent]);if(!task||!ag)throw new Error(\"UNKNOWN_TASK_OR_AGENT\");if(String(task.workstream)!==String(ag.workstream))throw new Error(\"CROSS_WORKSTREAM_COMMIT\");if(String(task.lease_owner)!==agent)throw new Error(\"NOT_LEASE_OWNER\");if(task.lease_expires_at&&String(task.lease_expires_at)String(a.id).localeCompare(String(b.id))||String(a.state).localeCompare(String(b.state)))\n}\nasync function terminalGuardFailures(r:any){\n const out:any[]=[];for(const g of parseJson(r.guards_json||\"[]\",\"GUARDS\")){\n if(g.type===\"task_complete\"){const x:any=await one(`SELECT workstream,state FROM ${P}tasks WHERE id=?`,[g.id]);if(!x)out.push({type:g.type,id:g.id,state:\"MISSING\"});else if(String(x.workstream)!==String(r.workstream))out.push({type:g.type,id:g.id,state:\"CROSS_WORKSTREAM\"});else if([\"INVALID\",\"BLOCKED\"].includes(String(x.state)))out.push({type:g.type,id:g.id,state:String(x.state)})}\n else if(g.type===\"claim_verified\"){const x:any=await one(`SELECT workstream,status FROM ${P}claims WHERE id=?`,[g.id]);if(!x)out.push({type:g.type,id:g.id,status:\"MISSING\"});else if(String(x.workstream)!==String(r.workstream))out.push({type:g.type,id:g.id,status:\"CROSS_WORKSTREAM\"});else if([\"FALSIFIED\",\"STALE\"].includes(String(x.status)))out.push({type:g.type,id:g.id,status:String(x.status)})}\n }return out.sort((a,b)=>canon(a).localeCompare(canon(b)))\n}\nasync function propagateImpossible(ws:string,agent:any,rootCause:any){\n const changed:any[]=[];while(true){const rows:any[]=(await sqlite.execute({sql:`SELECT * FROM ${P}tasks WHERE workstream=? AND state='READY' ORDER BY id`,args:[ws]})).rows as any[];const round:any[]=[];\n for(const r of rows){const deps=await terminalDepFailures(r),guards=await terminalGuardFailures(r);if(!deps.length&&!guards.length)continue;const type=deps.length&&!guards.length?\"TASK_DEPENDENCY_BLOCKED\":\"TASK_CAUSALLY_BLOCKED\";let payload:any;\n if(type===\"TASK_DEPENDENCY_BLOCKED\")payload={blocking_dependencies:deps,root_terminal_task:(rootCause&&rootCause.task_id)||deps[0].id};\n else payload={blocking_dependencies:deps,blocking_guards:guards,root_cause:rootCause};\n const ev=await appendEvent(ws,agent,String(r.id),type,payload),eid=PREDECESSOR_EVENTS+Number(ev.seq);\n const u:any=await sqlite.execute({sql:`UPDATE ${P}tasks SET state='BLOCKED',result_event_id=?,updated_at=?,lease_owner=NULL,lease_mode=NULL,lease_generation=NULL,lease_expires_at=NULL WHERE id=? AND state='READY' RETURNING id`,args:[eid,now(),r.id]});\n if((u.rows||[]).length){const item={task_id:r.id,event_id:eid,blocking_dependencies:deps,blocking_guards:guards};round.push(item);changed.push(item)}\n }if(!round.length)break;\n }return changed\n}\nasync function delegateTask(args:string[]){\n if(args.length<2)throw new Error(\"TASK_ID_REQUIRED\");const id=args[1],f=flags(args,2),ws=String(f.workstream||\"\"),parent=String(f[\"parent-agent\"]||\"\"),child=String(f[\"child-agent\"]||\"\"),dedupe=String(f[\"dedupe-key\"]||\"\");\n const deps=parseJson(f.depends||\"[]\",\"DEPS\"),ctx=parseJson(f.context||\"{}\",\"CTX\"),req=parseJson(f.requires||\"[]\",\"REQ\"),writes=cleanWrites(parseJson(f.writes||\"[]\",\"WRITES\")),guards=await normalizeGuards(ws,parseJson(f.guards||\"[]\",\"GUARDS\"));if(!ws||!parent||!child||!dedupe||!Array.isArray(deps)||!Array.isArray(req)||!ctx||Array.isArray(ctx))throw new Error(\"BAD_DELEGATE\");\n const p:any=await one(`SELECT * FROM ${P}agents WHERE id=?`,[parent]),c:any=await one(`SELECT * FROM ${P}agents WHERE id=?`,[child]);if(!p)throw new Error(\"UNKNOWN_PARENT_AGENT\");if(!c)throw new Error(\"UNKNOWN_CHILD_AGENT\");if(String(p.workstream)!==ws||String(c.workstream)!==ws)throw new Error(\"CROSS_WORKSTREAM_DELEGATION_FORBIDDEN\");if(String(c.parent_id)!==parent)throw new Error(\"NOT_DIRECT_CHILD\");\n const existing:any=await one(`SELECT * FROM ${P}tasks WHERE workstream=? AND dedupe_key=? ORDER BY created_at DESC LIMIT 1`,[ws,dedupe]);if(existing){if(String(existing.assigned_agent)!==child||String(existing.delegated_by)!==parent)throw new Error(\"DEDUPE_KEY_DELEGATION_MISMATCH\");return{ok:true,created:false,task_id:existing.id,state:existing.state,assigned_agent:existing.assigned_agent,delegated_by:existing.delegated_by,lease_owner:existing.lease_owner,generation:await generation(),dedupe_key:dedupe}}\n for(const d of deps){const r:any=await one(`SELECT workstream,state FROM ${P}tasks WHERE id=?`,[d]);if(!r)throw new Error(\"UNKNOWN_DEP\");if(String(r.workstream)!==ws)throw new Error(\"CROSS_WORKSTREAM_DEP_FORBIDDEN\");if([\"INVALID\",\"BLOCKED\"].includes(String(r.state)))throw new Error(\"TERMINAL_DEPENDENCY\")}\n const t=now(),priority=Number(f.priority??0);await sqlite.execute({sql:`INSERT INTO ${P}tasks(id,workstream,state,priority,depends_json,success_condition,decision_value,context_manifest,lease_owner,lease_mode,lease_generation,lease_expires_at,created_at,updated_at,result_event_id,requires_json,dedupe_key,assigned_agent,delegated_by,writes_json,guards_json) VALUES(?,?,'READY',?,?,?,?,?,NULL,NULL,NULL,NULL,?,?,NULL,?,?,?,?,?,?)`,args:[id,ws,priority,canon(deps),String(f.success||\"\"),String(f.value||\"\"),canon(ctx),t,t,canon(req),dedupe,child,parent,canon(writes),canon(guards)]});\n await appendEvent(ws,parent,id,\"TASK_DELEGATED\",{priority,depends:deps,requires:req,writes,guards,dedupe_key:dedupe,assigned_agent:child,delegated_by:parent,success_condition:String(f.success||\"\"),decision_value:String(f.value||\"\")});const ng=await bump();await sqlite.execute({sql:`UPDATE ${P}workstreams SET head_generation=?,updated_at=? WHERE id=?`,args:[ng,now(),ws]});return{ok:true,created:true,task_id:id,state:\"READY\",generation:ng,dedupe_key:dedupe,assigned_agent:child,delegated_by:parent}\n}\nasync function supersedeContext(args:string[]){\n const f=flags(args,1),taskId=String(f.task||\"\"),agent=String(f.agent||\"\"),expected=Number(f[\"expected-workstream-generation\"]),newCtx=parseJson(f[\"new-context\"],\"NEW_CONTEXT\"),evidence=parseJson(f.evidence||\"[]\",\"EVIDENCE\");if(!taskId||!agent||!Number.isInteger(expected)||!newCtx||Array.isArray(newCtx)||!Array.isArray(evidence))throw new Error(\"BAD_SUPERSEDE\");\n const task:any=await one(`SELECT * FROM ${P}tasks WHERE id=?`,[taskId]),ag:any=await one(`SELECT * FROM ${P}agents WHERE id=?`,[agent]);if(!task||!ag)throw new Error(\"UNKNOWN_TASK_OR_AGENT\");if(String(task.workstream)!==String(ag.workstream))throw new Error(\"CROSS_WORKSTREAM_TASK_CONTEXT_SUPERSESSION_FORBIDDEN\");if(String(task.state)!==\"READY\")throw new Error(\"TASK_CONTEXT_SUPERSESSION_REQUIRES_READY\");\n const actual=Number((await one(`SELECT head_generation FROM ${P}workstreams WHERE id=?`,[task.workstream])).head_generation);if(actual!==expected)return{ok:false,reason:\"STALE_WORKSTREAM_WRITE\",expected,actual,workstream:task.workstream};await validateEvidenceRefs(evidence);const oldCtx=parseJson(task.context_manifest||\"{}\",\"CTX\");if(canon(oldCtx)===canon(newCtx))return{ok:true,changed:false,task_id:taskId,generation:await generation(),workstream_generation:actual};\n const ver=Number((await one(`SELECT COALESCE(MAX(version),0)+1 n FROM ${P}task_context_history WHERE task_id=?`,[taskId])).n),ev=await appendEvent(String(task.workstream),agent,taskId,\"TASK_CONTEXT_SUPERSEDED\",{version:ver,reason:String(f.reason||\"\"),evidence,old_context:oldCtx,new_context:newCtx}),eid=PREDECESSOR_EVENTS+Number(ev.seq),hid=Number((await one(`SELECT COALESCE(MAX(id),0)+1 n FROM ${P}task_context_history`)).n);\n await sqlite.execute({sql:`INSERT INTO ${P}task_context_history(id,task_id,version,old_context_json,new_context_json,reason,evidence_json,agent_id,event_id,created_at) VALUES(?,?,?,?,?,?,?,?,?,?)`,args:[hid,taskId,ver,canon(oldCtx),canon(newCtx),String(f.reason||\"\"),canon(evidence),agent,eid,now()]});await sqlite.execute({sql:`UPDATE ${P}tasks SET context_manifest=?,updated_at=? WHERE id=?`,args:[canon(newCtx),now(),taskId]});const ng=await bump();await sqlite.execute({sql:`UPDATE ${P}agents SET last_generation=?,last_seen=? WHERE id=?`,args:[ng,now(),agent]});await sqlite.execute({sql:`UPDATE ${P}workstreams SET head_generation=?,updated_at=? WHERE id=?`,args:[ng,now(),task.workstream]});return{ok:true,changed:true,task_id:taskId,version:ver,generation:ng,workstream_generation:ng,event_id:eid}\n}\nasync function ensureTaskInvariantRequiresColumns(){\n const r:any=await sqlite.execute(`PRAGMA table_info(${P}task_invariant_history)`),names=new Set((r.rows||[]).map((x:any)=>String(x.name)));\n if(!names.has(\"old_requires_json\"))await sqlite.execute(`ALTER TABLE ${P}task_invariant_history ADD COLUMN old_requires_json TEXT`);\n if(!names.has(\"new_requires_json\"))await sqlite.execute(`ALTER TABLE ${P}task_invariant_history ADD COLUMN new_requires_json TEXT`);\n}\nasync function migrateInvariants(args:string[]){\n const f=flags(args,1),taskId=String(f.task||\"\"),agent=String(f.agent||\"\"),expected=Number(f[\"expected-workstream-generation\"]),dedupe=String(f[\"dedupe-key\"]||\"\"),writes=cleanWrites(parseJson(f.writes||\"[]\",\"WRITES\")),evidence=parseJson(f.evidence||\"[]\",\"EVIDENCE\"),hasRequires=Object.prototype.hasOwnProperty.call(f,\"requires\"),requiresOverride=hasRequires?cleanCaps(parseJson(f.requires,\"REQUIRES\")):null;if(!taskId||!agent||!Number.isInteger(expected)||!dedupe||!Array.isArray(evidence))throw new Error(\"BAD_MIGRATE\");\n const task:any=await one(`SELECT * FROM ${P}tasks WHERE id=?`,[taskId]),ag:any=await one(`SELECT * FROM ${P}agents WHERE id=?`,[agent]);if(!task||!ag)throw new Error(\"UNKNOWN_TASK_OR_AGENT\");if(String(task.workstream)!==String(ag.workstream))throw new Error(\"CROSS_WORKSTREAM_TASK_MIGRATION_FORBIDDEN\");if(String(task.state)!==\"READY\")throw new Error(\"TASK_MIGRATION_REQUIRES_READY\");const guards=await normalizeGuards(String(task.workstream),parseJson(f.guards||\"[]\",\"GUARDS\"));\n const actual=Number((await one(`SELECT head_generation FROM ${P}workstreams WHERE id=?`,[task.workstream])).head_generation);if(actual!==expected)return{ok:false,reason:\"STALE_WORKSTREAM_WRITE\",expected,actual,workstream:task.workstream};await validateEvidenceRefs(evidence);const conflict:any=await one(`SELECT id,state FROM ${P}tasks WHERE workstream=? AND dedupe_key=? AND id<>? AND state IN ('READY','LEASED') LIMIT 1`,[task.workstream,dedupe,taskId]);if(conflict)throw new Error(\"OPEN_DEDUPE_CONFLICT\");\n const oldD=task.dedupe_key,oldW=String(task.writes_json||\"[]\"),oldG=String(task.guards_json||\"[]\"),oldR=String(task.requires_json||\"[]\"),oldReq=parseJson(oldR,\"OLDREQ\");if(!Array.isArray(oldReq))throw new Error(\"OLD_REQUIRES_NOT_LIST\");const newReq=hasRequires?requiresOverride:oldReq,newR=hasRequires?canon(newReq):oldR;if(String(oldD)===dedupe&&canon(parseJson(oldW,\"OLDW\"))===canon(writes)&&canon(parseJson(oldG,\"OLDG\"))===canon(guards)&&canon(oldReq)===canon(newReq))return{ok:true,changed:false,task_id:taskId,generation:await generation(),workstream_generation:actual};\n await ensureTaskInvariantRequiresColumns();const ver=Number((await one(`SELECT COALESCE(MAX(version),0)+1 n FROM ${P}task_invariant_history WHERE task_id=?`,[taskId])).n),ev=await appendEvent(String(task.workstream),agent,taskId,\"TASK_INVARIANTS_MIGRATED\",{version:ver,reason:String(f.reason||\"\"),evidence,old_dedupe_key:oldD,new_dedupe_key:dedupe,old_writes:parseJson(oldW,\"OLDW\"),new_writes:writes,old_guards:parseJson(oldG,\"OLDG\"),new_guards:guards,old_requires:oldReq,new_requires:newReq}),eid=PREDECESSOR_EVENTS+Number(ev.seq),hid=Number((await one(`SELECT COALESCE(MAX(id),0)+1 n FROM ${P}task_invariant_history`)).n);\n await sqlite.execute({sql:`INSERT INTO ${P}task_invariant_history(id,task_id,version,old_dedupe_key,new_dedupe_key,old_writes_json,new_writes_json,old_guards_json,new_guards_json,old_requires_json,new_requires_json,reason,evidence_json,agent_id,event_id,created_at) VALUES(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)`,args:[hid,taskId,ver,oldD,dedupe,oldW,canon(writes),oldG,canon(guards),oldR,newR,String(f.reason||\"\"),canon(evidence),agent,eid,now()]});await sqlite.execute({sql:`UPDATE ${P}tasks SET dedupe_key=?,writes_json=?,guards_json=?,requires_json=?,updated_at=? WHERE id=?`,args:[dedupe,canon(writes),canon(guards),newR,now(),taskId]});const ng=await bump();await sqlite.execute({sql:`UPDATE ${P}agents SET last_generation=?,last_seen=? WHERE id=?`,args:[ng,now(),agent]});await sqlite.execute({sql:`UPDATE ${P}workstreams SET head_generation=?,updated_at=? WHERE id=?`,args:[ng,now(),task.workstream]});return{ok:true,changed:true,task_id:taskId,version:ver,generation:ng,workstream_generation:ng,event_id:eid,dedupe_key:dedupe,writes,guards,requires:newReq}\n}\nasync function reconcileCausal(args:string[]){\n const f=flags(args,1),ws=String(f.workstream||\"\"),agent=String(f.agent||\"\"),expected=Number(f[\"expected-workstream-generation\"]);if(!ws||!agent||!Number.isInteger(expected))throw new Error(\"BAD_RECONCILE\");const ag:any=await one(`SELECT workstream FROM ${P}agents WHERE id=?`,[agent]);if(!ag)throw new Error(\"UNKNOWN_AGENT\");if(String(ag.workstream)!==ws)throw new Error(\"CROSS_WORKSTREAM_RECONCILIATION_FORBIDDEN\");const actual=Number((await one(`SELECT head_generation FROM ${P}workstreams WHERE id=?`,[ws])).head_generation);if(actual!==expected)return{ok:false,reason:\"STALE_WORKSTREAM_WRITE\",expected,actual,workstream:ws};const changed=await propagateImpossible(ws,agent,{type:\"historical_reconcile\"});let ng=await generation();if(changed.length){ng=await bump();await sqlite.execute({sql:`UPDATE ${P}workstreams SET head_generation=?,updated_at=? WHERE id=?`,args:[ng,now(),ws]});await sqlite.execute({sql:`UPDATE ${P}agents SET last_generation=?,last_seen=? WHERE id=?`,args:[ng,now(),agent]})}return{ok:true,changed_count:changed.length,changed,generation:ng,workstream_generation:changed.length?ng:actual,workstream:ws}\n}\nasync function addClaimFull(args:string[]){\n if(args.length<2)throw new Error(\"CLAIM_ID_REQUIRED\");const id=args[1],f=flags(args,2),ws=String(f.workstream||\"\"),status0=String(f.status||\"VERIFIED\"),statement=parseJson(f.statement,\"STATEMENT\"),evidence=parseJson(f.evidence||\"[]\",\"EVIDENCE\"),deps=parseJson(f.depends||\"[]\",\"DEPS\");if(!ws||![\"VERIFIED\",\"CANDIDATE\",\"HYPOTHESIS\"].includes(status0)||!statement||Array.isArray(statement)||!Array.isArray(evidence)||!Array.isArray(deps))throw new Error(\"BAD_CLAIM\");if(!await one(`SELECT id FROM ${P}workstreams WHERE id=?`,[ws]))throw new Error(\"UNKNOWN_WORKSTREAM\");await validateEvidenceRefs(evidence);\n for(const d of deps){const r:any=await one(`SELECT workstream,status FROM ${P}claims WHERE id=?`,[d]);if(!r)throw new Error(\"UNKNOWN_CLAIM_DEP\");if(String(r.workstream)!==ws)throw new Error(\"CROSS_WORKSTREAM_CLAIM_DEP_FORBIDDEN\");if(String(r.status)!==\"VERIFIED\")throw new Error(\"NONVERIFIED_CLAIM_DEP\")}\n const raw=canon(statement),h=await sha(raw),g0=await generation(),t=now();if(await one(`SELECT id FROM ${P}claims WHERE id=?`,[id]))throw new Error(\"CLAIM_EXISTS\");await sqlite.execute({sql:`INSERT INTO ${P}claims(id,workstream,status,statement_json,statement_sha256,evidence_json,created_generation,invalidated_by,created_at,updated_at) VALUES(?,?,?,?,?,?,?,NULL,?,?)`,args:[id,ws,status0,raw,h,canon(evidence),g0,t,t]});for(const d of deps)await sqlite.execute({sql:`INSERT INTO ${P}claim_deps(parent_claim,child_claim) VALUES(?,?)`,args:[d,id]});await appendEvent(ws,f.agent??null,null,\"CLAIM_ADDED\",{claim_id:id,status:status0,statement_sha256:h,evidence,depends:deps});const ng=await bump();await sqlite.execute({sql:`UPDATE ${P}workstreams SET head_generation=?,updated_at=? WHERE id=?`,args:[ng,now(),ws]});return{ok:true,claim_id:id,statement_sha256:h,generation:ng}\n}\nasync function invalidateClaimFull(args:string[]){\n if(args.length<2)throw new Error(\"CLAIM_ID_REQUIRED\");const id=args[1],f=flags(args,2),reason=String(f.reason||\"\"),agent=f.agent??null;const root:any=await one(`SELECT workstream,status FROM ${P}claims WHERE id=?`,[id]);if(!root)throw new Error(\"UNKNOWN_CLAIM\");const todo=[id],seen=new Set(),changed:any[]=[];\n while(todo.length){const q=String(todo.pop());if(seen.has(q))continue;seen.add(q);const row:any=await one(`SELECT status FROM ${P}claims WHERE id=?`,[q]);if(row&&![\"FALSIFIED\",\"STALE\"].includes(String(row.status))){const ns=q===id?\"FALSIFIED\":\"STALE\";await sqlite.execute({sql:`UPDATE ${P}claims SET status=?,invalidated_by=?,updated_at=? WHERE id=?`,args:[ns,id,now(),q]});changed.push([q,ns])}const kids:any[]=(await sqlite.execute({sql:`SELECT child_claim FROM ${P}claim_deps WHERE parent_claim=?`,args:[q]})).rows as any[];for(const k of kids)todo.push(String(k.child_claim))}\n await appendEvent(String(root.workstream),agent,null,\"CLAIM_INVALIDATED\",{root_claim:id,reason,affected:changed});const propagated=await propagateImpossible(String(root.workstream),agent,{type:\"claim_invalidated\",claim_id:id,reason});const ng=await bump();await sqlite.execute({sql:`UPDATE ${P}workstreams SET head_generation=?,updated_at=? WHERE id=?`,args:[ng,now(),root.workstream]});return{ok:true,root_claim:id,affected:changed,generation:ng,propagated_blocked:propagated}\n}\nasync function commitFull(args:string[]){\n const f=flags(args,1),agent=String(f.agent||\"\"),taskId=String(f.task||\"\"),state=String(f.state||\"COMPLETE\");if(!agent||!taskId||![\"COMPLETE\",\"INVALID\",\"BLOCKED\"].includes(state))throw new Error(\"BAD_COMMIT\");const task:any=await one(`SELECT * FROM ${P}tasks WHERE id=?`,[taskId]),ag:any=await one(`SELECT * FROM ${P}agents WHERE id=?`,[agent]);if(!task||!ag)throw new Error(\"UNKNOWN_TASK_OR_AGENT\");if(String(task.workstream)!==String(ag.workstream))throw new Error(\"CROSS_WORKSTREAM_COMMIT_FORBIDDEN\");if(String(task.lease_owner)!==agent)throw new Error(\"NOT_LEASE_OWNER\");if(task.lease_expires_at&&String(task.lease_expires_at)setTimeout(r,750));\n const a2:any=(await tx.execute(\"SELECT epoch,writer,mode FROM authority_race_auth_a1 WHERE id=1\")).rows?.[0];\n if(!a2||Number(a2.epoch)!==2||String(a2.writer)!==\"val_native\"||String(a2.mode)!==\"ACTIVE\")throw new Error(\"AUTHORITY_CHANGED_INSIDE_WRITE_TX\");\n await tx.commit();\n verdict={ok:true,classification:\"MUTATION_COMMITTED_BEFORE_FENCE\"};\n }\n}catch(e){try{await tx.rollback()}catch{};throw e}\nconsole.log(JSON.stringify(verdict));\n",[175],"90e47297-243b-495d-84ef-c282c3e23acf","authority_fence_race_a1.ts","3dc334e0-aab0-11f1-b091-1607ee4eb77e",10,["D",1788780935219],"import { sqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nconst tx:any=await (sqlite as any).transaction(\"write\");\ntry{\n const u:any=await tx.execute({sql:\"UPDATE authority_race_auth_a1 SET mode='PREPARED' WHERE id=1 AND epoch=2 AND writer='val_native' AND mode='ACTIVE' RETURNING mode\"});\n await tx.commit();\n console.log(JSON.stringify({ok:true,rows:(u.rows||[]).length,classification:(u.rows||[]).length?\"FENCE_COMMITTED\":\"ALREADY_FENCED\"}));\n}catch(e){try{await tx.rollback()}catch{};throw e}\n",[182],"72612250-59c4-4e88-8f57-db39b36fed16","atomic_once.ts","422b6666-aaaf-11f1-b55f-1607ee4eb77e",2,["D",1788780513063],"import { sqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nconst tx=await (sqlite as any).transaction(\"write\");\ntry{\n const mr:any=await tx.execute(\"SELECT generation,head,event_count FROM probe_meta WHERE id=1\");\n const m:any=mr.rows?.[0];\n if(!m) throw new Error(\"META_MISSING\");\n const seq=Number(m.event_count)+1;\n const event_uuid=crypto.randomUUID();\n const event_hash=event_uuid;\n const before=String(m.head);\n await tx.execute({sql:\"INSERT INTO probe_events(local_seq,event_uuid,prev_hash,event_hash,generation) VALUES(?,?,?,?,?)\",args:[seq,event_uuid,before,event_hash,Number(m.generation)]});\n await tx.execute({sql:\"UPDATE probe_tasks SET state='LEASED',last_event_hash=? WHERE id='T'\",args:[event_hash]});\n const u:any=await tx.execute({sql:\"UPDATE probe_meta SET generation=generation+1,head=?,event_count=event_count+1 WHERE id=1 AND generation=? AND head=? AND event_count=?\",args:[event_hash,Number(m.generation),before,Number(m.event_count)]});\n if(Number(u.rowsAffected??0)!==1) throw new Error(\"STALE_PARENT_CAS\");\n await tx.commit();\n console.log(JSON.stringify({ok:true,seq,prev_hash:before,event_hash}));\n}catch(e){\n try{await tx.rollback()}catch{}\n throw e;\n}",[189],"3c3f95e1-7fc9-4f29-aa0d-1779881723db","atomic_fail.ts","80703e2e-aaaf-11f1-855a-1607ee4eb77e",4,["D",1788780617427],"import { sqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nconst tx=await (sqlite as any).transaction(\"write\");\nconst mr:any=await tx.execute(\"SELECT generation,head,event_count FROM probe_meta WHERE id=1\");\nconst m:any=mr.rows?.[0];\nconst seq=Number(m.event_count)+1;\nconst event_uuid=crypto.randomUUID();\nconst event_hash=event_uuid;\nawait tx.execute({sql:\"INSERT INTO probe_events(local_seq,event_uuid,prev_hash,event_hash,generation) VALUES(?,?,?,?,?)\",args:[seq,event_uuid,String(m.head),event_hash,Number(m.generation)]});\nawait tx.execute({sql:\"UPDATE probe_tasks SET state='FAILED-IN-TX',last_event_hash=? WHERE id='T'\",args:[event_hash]});\nawait tx.execute({sql:\"UPDATE probe_meta SET generation=generation+1,head=?,event_count=event_count+1 WHERE id=1 AND generation=? AND head=? AND event_count=?\",args:[event_hash,Number(m.generation),String(m.head),Number(m.event_count)]});\nthrow new Error(\"INTENTIONAL_ABORT_AFTER_ALL_SEMANTIC_WRITES_BEFORE_COMMIT\");",[196],"73091a9e-028b-4d8e-9d34-3fc53f9de3cd","als_tx_probe.ts","11fa613a-aab0-11f1-948b-1607ee4eb77e",6,["D",1788780861764],"import { sqlite as rawSqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nimport { AsyncLocalStorage } from \"node:async_hooks\";\n\nconst als=new AsyncLocalStorage();\nconst T=\"als_tx_probe_v1\";\nconst routed:any=new Proxy(rawSqlite as any,{\n get(target:any,prop:any){\n if(prop===\"execute\"){\n return (...args:any[])=>{\n const tx=als.getStore();\n return tx?tx.execute(...args):target.execute(...args);\n };\n }\n if(prop===\"batch\"){\n return async (statements:any[],mode?:any)=>{\n const tx=als.getStore();\n if(!tx)return target.batch(statements,mode);\n const out:any[]=[];\n for(const s of statements)out.push(await tx.execute(s));\n return out;\n };\n }\n const v=target[prop];\n return typeof v===\"function\"?v.bind(target):v;\n }\n});\nasync function withTx(fn:()=>Promise):Promise{\n const tx=await (rawSqlite as any).transaction(\"write\");\n try{\n const result=await als.run(tx,fn);\n await tx.commit();\n return result;\n }catch(e){\n try{await tx.rollback()}catch{}\n throw e;\n }\n}\nasync function one(id:number){return (await routed.execute({sql:`SELECT * FROM ${T} WHERE id=?`,args:[id]})).rows?.[0]??null}\nawait rawSqlite.execute(`DROP TABLE IF EXISTS ${T}`);\nawait rawSqlite.execute(`CREATE TABLE ${T}(id INTEGER PRIMARY KEY,v INTEGER NOT NULL,note TEXT NOT NULL)`);\nawait rawSqlite.execute(`INSERT INTO ${T}(id,v,note) VALUES(1,0,'seed'),(2,0,'seed')`);\nlet rollbackCaught=false;\ntry{\n await withTx(async()=>{\n await routed.execute(`UPDATE ${T} SET v=11,note='inside' WHERE id=1`);\n const x=await one(1);\n if(Number(x.v)!==11)throw new Error(\"ROUTING_FAILED\");\n throw new Error(\"INTENTIONAL\");\n });\n}catch{rollbackCaught=true}\nconst afterRollback=await one(1);\n\nconst concurrent=await Promise.all([1,2].map(id=>withTx(async()=>{\n await routed.execute({sql:`UPDATE ${T} SET v=v+1,note=? WHERE id=?`,args:[`tx-${id}`,id]});\n await new Promise(r=>setTimeout(r,id===1?50:5));\n const x=await one(id);\n return {id,v:Number(x.v),note:String(x.note),same_context:String(x.note)===`tx-${id}`};\n})));\nconst final1=await one(1),final2=await one(2);\nconsole.log(JSON.stringify({\n schema:\"ALS_TX_ROUTING_PROBE_V1\",\n async_local_storage_type:typeof AsyncLocalStorage,\n transaction_type:typeof (rawSqlite as any).transaction,\n rollback:{caught:rollbackCaught,after:afterRollback,pass:rollbackCaught&&Number(afterRollback.v)===0&&String(afterRollback.note)===\"seed\"},\n concurrent,\n final:[final1,final2],\n pass:rollbackCaught&&Number(afterRollback.v)===0&&concurrent.every(x=>x.same_context)&&Number(final1.v)===1&&Number(final2.v)===1\n},null,2));",[203],"bf85c09d-a375-4986-a09f-28830699970b","als_atomic_context_probe.ts","371ef9bc-aab0-11f1-bdf9-1607ee4eb77e",7,["D",1788780924075],"import { sqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nimport { AsyncLocalStorage } from \"node:async_hooks\";\nconst als=new AsyncLocalStorage();\nconst root:any=sqlite;\nconst db:any={\n execute:(q:any)=> (als.getStore()??root).execute(q),\n batch:async(qs:any[],mode:any=\"write\")=>{\n const tx:any=als.getStore();\n if(!tx)return root.batch(qs,mode);\n const out:any[]=[]; for(const q of qs)out.push(await tx.execute(q)); return out;\n }\n};\nawait root.execute(\"DROP TABLE IF EXISTS als_probe\");\nawait root.execute(\"CREATE TABLE als_probe(id TEXT PRIMARY KEY,ctx TEXT NOT NULL)\");\nasync function nestedWrite(id:string){\n await Promise.resolve();\n await db.execute({sql:\"INSERT INTO als_probe(id,ctx) VALUES(?,?)\",args:[id,id]});\n const rs:any[]=await db.batch([\n {sql:\"UPDATE als_probe SET ctx=ctx||'-a' WHERE id=?\",args:[id]},\n {sql:\"UPDATE als_probe SET ctx=ctx||'-b' WHERE id=?\",args:[id]}\n ],\"write\");\n return rs.length;\n}\nasync function run(id:string,shouldFail:boolean){\n const tx:any=await root.transaction(\"write\");\n return await als.run(tx,async()=>{\n try{\n const batchN=await nestedWrite(id);\n await new Promise(r=>setTimeout(r,25));\n const seen:any=(await db.execute({sql:\"SELECT ctx FROM als_probe WHERE id=?\",args:[id]})).rows?.[0]?.ctx;\n if(seen!==id+\"-a-b\")throw new Error(\"CTX_LEAK_\"+id+\"_\"+seen);\n if(shouldFail)throw new Error(\"INTENTIONAL_\"+id);\n await tx.commit(); return {id,committed:true,batchN,seen};\n }catch(e){\n try{await tx.rollback()}catch{}\n return {id,committed:false,error:e instanceof Error?e.message:String(e)};\n }\n });\n}\nconst results=await Promise.all([run(\"SUCCESS\",false),run(\"ROLLBACK\",true)]);\nconst rows:any[]=(await root.execute(\"SELECT id,ctx FROM als_probe ORDER BY id\")).rows as any[];\nconsole.log(JSON.stringify({ok:rows.length===1&&rows[0].id===\"SUCCESS\"&&rows[0].ctx===\"SUCCESS-a-b\",results,rows}));",[210],"pulls","branches","forks","envVars",{"_223":61,"_225":61},"connections",{"_223":61,"_224":61},"count","unfilledCount","emptyCount",{"_41":209,"_31":210,"_29":211,"_143":-5,"_39":40,"_38":212,"_145":57,"_36":268,"_13":61,"_32":33,"_34":214,"_23":24,"_148":-5,"_238":269,"_26":270},{"_41":202,"_31":203,"_29":204,"_143":-5,"_39":40,"_38":205,"_145":57,"_36":265,"_13":61,"_32":33,"_34":207,"_23":24,"_148":-5,"_238":266,"_26":267},{"_41":195,"_31":196,"_29":197,"_143":-5,"_39":40,"_38":198,"_145":57,"_36":262,"_13":61,"_32":33,"_34":200,"_23":24,"_148":-5,"_238":263,"_26":264},{"_41":188,"_31":189,"_29":190,"_143":-5,"_39":40,"_38":191,"_145":57,"_36":259,"_13":61,"_32":33,"_34":193,"_23":24,"_148":-5,"_238":260,"_26":261},{"_41":181,"_31":182,"_29":183,"_143":-5,"_39":40,"_38":184,"_145":24,"_36":256,"_13":61,"_32":33,"_34":186,"_23":24,"_148":-5,"_238":257,"_26":258},{"_41":174,"_31":175,"_29":176,"_143":-5,"_39":40,"_38":177,"_145":57,"_36":253,"_13":61,"_32":33,"_34":179,"_23":24,"_148":-5,"_238":254,"_26":255},{"_41":167,"_31":168,"_29":169,"_143":-5,"_39":40,"_38":170,"_145":57,"_36":250,"_13":61,"_32":33,"_34":172,"_23":24,"_148":-5,"_238":251,"_26":252},{"_41":164,"_31":27,"_29":30,"_143":-5,"_39":40,"_38":14,"_145":57,"_36":247,"_13":61,"_32":33,"_34":35,"_23":24,"_148":-5,"_238":248,"_26":249},{"_41":157,"_31":158,"_29":159,"_143":-5,"_39":40,"_38":160,"_145":57,"_36":244,"_13":61,"_32":33,"_34":162,"_23":24,"_148":-5,"_238":245,"_26":246},{"_41":150,"_31":151,"_29":152,"_143":-5,"_39":40,"_38":153,"_145":57,"_36":241,"_13":61,"_32":33,"_34":155,"_23":24,"_148":-5,"_238":242,"_26":243},{"_41":140,"_31":141,"_29":142,"_143":-5,"_39":40,"_38":144,"_145":57,"_36":237,"_13":61,"_32":33,"_34":147,"_23":24,"_148":-5,"_238":239,"_26":240},["D",1788780514950],"children",[],[141],["D",1788780745360],[],[151],["D",1788780494851],[],[158],["D",1788780936672],[],[27],["D",1788780931741],[],[168],["D",1788780933449],[],[175],["D",1788780935219],[],[182],["D",1788780513063],[],[189],["D",1788780617427],[],[196],["D",1788780861764],[],[203],["D",1788780924075],[],[210],["D",1788780494642],["D",1789476648181],{"_98":97,"_106":102},{"_98":97,"_99":100,"_101":102,"_18":53,"_103":104,"_105":24},{"_13":87,"_31":88,"_41":40,"_89":42,"_90":-5,"_91":-5,"_92":-5,"_93":-5,"_94":-5,"_95":43,"_96":97},"ctx",{"_80":-5,"_126":309,"_310":311,"_312":313,"_314":24,"_315":24,"_316":24,"_317":57,"_318":-5,"_319":-7,"_320":-7,"_321":61,"_322":24,"_323":24,"_324":-5,"_325":24,"_326":24,"_327":24,"_328":-5},"ENV",{"_280":281,"_282":283,"_284":88,"_285":286,"_287":288,"_289":290,"_291":292,"_293":294,"_295":296,"_297":298,"_299":300,"_301":302,"_303":304,"_305":306,"_307":308},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

Diff · v11