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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{isCurrentTurnBoundaryEvent}from"#protocol/message.js";function isSettledSessionTail(e){let t=e.at(-1);return t!==void 0&&isCurrentTurnBoundaryEvent(t)&&(t.type!==`session.waiting`||collectPendingAuthorizations(e).size===0)}function collectPendingAuthorizations(e){let t=new Set;for(let n of e)updatePendingAuthorizations(t,n);return t}function updatePendingAuthorizations(e,t){t.type===`authorization.required`&&t.data.webhookUrl!==void 0?e.add(t.data.name):t.type===`authorization.completed`&&e.delete(t.data.name)}function assertExclusiveTurnInput(e){if(e.message!==void 0==(e.inputResponses!==void 0))throw Error(`A turn requires exactly one of message or inputResponses.`)}let submissionSequence=0;function createSubmissionId(){let e=globalThis.crypto?.randomUUID;return e===void 0?(submissionSequence+=1,`submission_${submissionSequence.toString()}`):e.call(globalThis.crypto)}function createAbortSignal(e,t){return e?AbortSignal.any([e,t]):t}function summarizeUserContent(e){if(typeof e==`string`)return e;let t=[];for(let n of e)n.type===`text`?t.push(n.text):n.type===`file`&&t.push(n.filename?`[file: ${n.filename}]`:`[file]`);return t.join(` `)}function isAbortError(e){return e instanceof Error&&e.name===`AbortError`}function toTerminalStreamFailureError(e){if(e.type!==`session.failed`)return;let t=Error(e.data.message);return t.name=e.data.code,t}export{assertExclusiveTurnInput,collectPendingAuthorizations,createAbortSignal,createSubmissionId,isAbortError,isSettledSessionTail,summarizeUserContent,toTerminalStreamFailureError,updatePendingAuthorizations};