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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{appendUserContent,normalizeUserContent}from"#harness/messages.js";import{isApprovalRequest}from"#harness/input-request-class.js";import{isSessionLimitContinuationRequestId}from"#harness/session-limit-continuation.js";import{extractHistoricalInputRequests}from"#harness/input-extraction.js";function dropStaleSessionLimitContinuationResponses(e){if(e.stepInput===void 0)return;let t=e.stepInput.inputResponses??[],n=e.stepInput.attributedInputResponses??[],keep=t=>e.pendingRequestIds.has(t)||!isSessionLimitContinuationRequestId(t),r=t.filter(e=>keep(e.requestId)),i=n.filter(({response:e})=>keep(e.requestId));if(r.length===t.length&&i.length===n.length)return e.stepInput;let{attributedInputResponses:a,inputResponses:o,...s}=e.stepInput,c=s;return r.length>0&&(c.inputResponses=r),i.length>0&&(c.attributedInputResponses=i),c}function convertStaleResponsesToUserMessage(e){if(e.stepInput===void 0)return{kind:`unchanged`};let t=e.stepInput.inputResponses??[],n=e.stepInput.attributedInputResponses??[];if(t.length===0&&n.length===0)return{kind:`unchanged`,stepInput:e.stepInput};let r=[],i=[],a=[];for(let n of t)(e.pendingRequestIds.has(n.requestId)?r:a).push(n);for(let t of n)e.pendingRequestIds.has(t.response.requestId)?i.push(t):a.push(t.response);if(a.length===0)return{kind:`unchanged`,stepInput:e.stepInput};let o=extractHistoricalInputRequests({history:e.history,requestIds:new Set(a.map(e=>e.requestId)),tools:e.tools}),s=appendOptionalUserContent(e.stepInput.message,formatModelMessage(a,o)),c=appendOptionalUserContent(e.stepInput.message,formatDisplayMessage(a,o)),{attributedInputResponses:l,inputResponses:u,...d}=e.stepInput,f={...d,message:s};return r.length>0&&(f.inputResponses=r),i.length>0&&(f.attributedInputResponses=i),{displayMessage:c,kind:`converted`,stepInput:f}}function formatModelMessage(e,t){let n=e.map(e=>{let n=t.get(e.requestId),r=n?.options?.find(t=>t.id===e.optionId),i={};if(e.optionId!==void 0&&(i.optionId=e.optionId),r!==void 0){let e={id:r.id,label:r.label};r.description!==void 0&&(e.description=r.description),i.selectedOption=e}e.text!==void 0&&(i.text=e.text);let a={requestId:e.requestId,response:i};return n!==void 0&&(a.prompt=n.prompt,a.requestType=isApprovalRequest(n)?`approval`:`question`),a});return[`The user submitted the following response to an earlier interactive prompt.`,`Treat it as new input at the current point in the conversation and decide whether it is still relevant.${e.some(e=>{let n=t.get(e.requestId);return n===void 0||isApprovalRequest(n)})?` This does not authorize an earlier action; request approval again if that action is still needed.`:``}`,JSON.stringify(n,null,2)].join(` `)}function formatDisplayMessage(e,t){return e.map(e=>e.text!==void 0&&e.text.length>0?e.text:t.get(e.requestId)?.options?.find(t=>t.id===e.optionId)?.label??e.optionId??`Response to an earlier interactive prompt`).join(` `)}function appendOptionalUserContent(e,t){let n=normalizeUserContent(e);return n===void 0?t:appendUserContent({appended:t,existing:n})}export{convertStaleResponsesToUserMessage,dropStaleSessionLimitContinuationResponses};