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eve

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Filesystem-first framework for durable backend AI agents that run anywhere.

github.com/vercel/eve

vercel/eve

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import{CHANNEL_SENTINEL}from"#channel/compiled-channel.js";import{defaultDeliverResult}from"#channel/adapter.js";import{buildCallbackContext}from"#context/build-callback-context.js";import{normalizeChannelCors}from"#channel/cors.js";import{HTTP_ADAPTER_KIND}from"#channel/http.js";import{DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT,WS}from"#channel/routes.js";const DISABLED_ROUTE_SENTINEL_KIND=`eve:disabled-channel`;function disableRoute(){return{kind:DISABLED_ROUTE_SENTINEL_KIND}}function isDisabledRouteSentinel(e){return typeof e==`object`&&!!e&&e.kind===DISABLED_ROUTE_SENTINEL_KIND}function defineChannel(e){let t=buildAdapter(e),n=normalizeChannelCors(e.cors);return{__kind:CHANNEL_SENTINEL,routes:e.routes,adapter:t,cors:n,receive:e.receive,turnPolicy:e.turnPolicy}}const eventTypes=Object.keys({"approval.candidate":null,"approval.settled":null,"context.cleared":null,"compaction.requested":null,"compaction.completed":null,"turn.started":null,"actions.requested":null,"action.partial":null,"action.result":null,"message.completed":null,"message.appended":null,"reasoning.appended":null,"reasoning.completed":null,"input.requested":null,"turn.failed":null,"turn.completed":null,"turn.cancelled":null,"session.failed":null,"session.completed":null,"session.waiting":null,"authorization.required":null,"authorization.completed":null});function buildAdapter(e){let t=e.state!=null,n=e.context!=null,r=e.fetchFile!==void 0,i=e.metadata,a=t||n||i!==void 0,o={},s=!1,c=e.events;for(let e of eventTypes){let t=c?.[e];t&&(s=!0,o[e]=(n,r)=>{let{session:i,...a}=r,o={...a,continuation:i?.continuation===void 0?void 0:{token:i.continuation.token,rekey:e=>i.continuation?.rekey(e)}};if(e===`session.failed`)return t(n,o);let s=buildCallbackContext();return t(n,o,s)})}return!a&&!s&&!r?{kind:e.kindHint??HTTP_ADAPTER_KIND}:{kind:e.kindHint??`defineChannel`,state:t?{...e.state}:{},fetchFile:e.fetchFile,instrumentation:i===void 0?void 0:{metadata(e){return i(e)}},createAdapterContext(t){let r=t.state,i=t.session;return{...n?e.context(r,i):{},state:r,ctx:t.ctx,session:i}},deliver(t,n){return e.deliver===void 0?defaultDeliverResult(t):e.deliver(t,n)},...o}}export{DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT,WS,defineChannel,disableRoute,isDisabledRouteSentinel};