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eve

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

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import{initAgentDevHandoff,initAgentReadySummary,initAgentReplPrompt}from"./agent-instructions.js";import{tryInitializeGit}from"./init-git.js";import{addAgentsToWorkspace,convertScaffoldToAgentWorkspace,formatWorkspaceRootMutationWarning}from"./init-agent-workspace.js";import{NPM_NOISE_LINE,installProgressDetail,packageManagerInstallFailureCode}from"./init-install.js";import{cleanupFreshInitTarget,workspaceFailureNote}from"./init-recovery.js";import{selectInitHandoff,spawnCodingAgentRepl}from"./init-repl.js";import{resolveInitTarget}from"./init-target.js";import{mkdtemp,readdir,rename,rm}from"node:fs/promises";import{createLogger,isLogLevelEnabled}from"#internal/logging.js";import{basename,join,relative,resolve}from"node:path";import pc from"#compiled/picocolors/index.js";import{DEFAULT_AGENT_MODEL_ID}from"#shared/default-agent-model.js";import{ensureChannel,scaffoldBaseProject}from"#setup/scaffold/index.js";import{eveDevArguments,packageManagerInstallFailureMessage,packageManagerInstallSucceeded,resultSucceeded,runPackageManagerInstall,spawnPackageManager}from"#setup/primitives/index.js";import{performance}from"node:perf_hooks";import{isCodingAgentLaunch}from"#cli/agent-detection.js";import{EVE_WORDMARK}from"#cli/banner.js";import{formatElapsed}from"#cli/format-elapsed.js";import{startCliLiveRow}from"#cli/ui/live-row.js";import{formatNodeEngineOverrideWarning}from"#setup/node-engine.js";import{detectInvokingPackageManager,detectPackageManager}from"#setup/package-manager.js";import{pathExists}from"#setup/path-exists.js";import{DEFAULT_EVE_PACKAGE_CONTRACT}from"#setup/scaffold/create/project.js";import{validateModelSlug}from"#setup/flows/model-source-change.js";import{addAgentToProject}from"#setup/scaffold/create/add-to-project.js";import{WizardCancelledError}from"#setup/step.js";import{isPackageManagerWorkspaceMember}from"#setup/scaffold/workspace-root.js";const defaultDependencies={addAgentToProject,detectInvokingPackageManager,detectPackageManager,ensureChannel,isCodingAgentLaunch,now:()=>performance.now(),runPackageManagerInstall,scaffoldBaseProject,selectInitHandoff,spawnCodingAgentRepl,spawnPackageManager,tryInitializeGit,validateModelSlug},EVE_INIT_PACKAGE_SPEC_ENV=`EVE_INIT_PACKAGE_SPEC`,initLog=createLogger(`init`);async function moveDirectoryContents(e,t){for(let n of await readdir(e))await rename(join(e,n),join(t,n))}function uniqueWorkspaceRootMutations(e){let t=new Map;for(let n of e){let e=`${n.kind}:${n.path}`,r=t.get(e);t.set(e,{...n,nodeEngineOverride:n.nodeEngineOverride??r?.nodeEngineOverride})}return[...t.values()]}async function addToExistingProject(e,t,n,r){if(t.channelWebNextjs===!0)throw Error("`--channel-web-nextjs` is not supported when adding an agent to an existing project. Run `eve add channel/web` from the project afterwards instead.");if(t.model!==void 0){let r=await n.validateModelSlug(e,t.model);if(r!==null)throw Error(r)}let i=await n.detectPackageManager(e),a=await n.addAgentToProject({projectRoot:e,model:t.model??DEFAULT_AGENT_MODEL_ID,reasoning:t.reasoning,packageManager:i.kind,evePackage:r});return{configurationFilesChanged:a.configurationFilesChanged,dependenciesAdded:a.dependenciesAdded,filesWritten:a.filesWritten,packageManager:i.kind,nodeEngineOverride:a.nodeEngineOverride}}async function resolveScaffoldPackageManager(e,t){let n=await t.detectPackageManager(e);return n.source==="default"?t.detectInvokingPackageManager()??`pnpm`:n.kind}async function scaffoldProject(e,t,n,r,i,a,o,s){let c=resolve(e,`..`),l=!n&&await pathExists(e)&&(await readdir(e)).length===0;if(!n&&await pathExists(e)&&!l)throw Error(`Cannot create project because "${e}" already exists.`);let u=n&&s?void 0:await mkdtemp(join(c,`.eve-init-`)),d=[];try{let c=u??e;if(i.model!==void 0){let e=await a.validateModelSlug(c,i.model);if(e!==null)throw Error(e)}let f={projectName:u===void 0?`.`:n?basename(e):t,model:i.model??DEFAULT_AGENT_MODEL_ID,reasoning:i.reasoning,evePackage:o,targetDirectory:c,overwriteExisting:s,workspaceProbeDirectory:e,packageManager:r,onWorkspaceRootMutation:e=>{d.push(e)}},p=await a.scaffoldBaseProject(f);return i.agents!==void 0&&await convertScaffoldToAgentWorkspace(p,i.agents,i),i.channelWebNextjs===!0&&await a.ensureChannel({projectRoot:p,kind:`web`,packageManager:r,force:s,workspaceProbeDirectory:e,configureVercelServices:!1,onWorkspaceRootMutation:e=>{d.push(e)}}),u!==void 0&&(n||l?await moveDirectoryContents(p,e):await rename(p,e)),{projectPath:e,workspaceRootMutations:uniqueWorkspaceRootMutations(d)}}finally{u!==void 0&&await rm(u,{recursive:!0,force:!0})}}function reportExistingProjectChanges(e,t){e.log(`Updated existing project:`);for(let n of t.filesWritten)e.log(` Created ${relative(t.projectPath,n).replaceAll(`\\`,`/`)}`);t.dependenciesAdded.length>0&&e.log(` Added dependencies: ${t.dependenciesAdded.join(`, `)}`);for(let n of t.configurationFilesChanged)e.log(` Updated ${n}`);t.nodeEngineOverride!==void 0&&e.log(pc.yellow(` ⚠ ${formatNodeEngineOverrideWarning(t.nodeEngineOverride)}`))}async function runInitSteps(e){let{dependencies:t,logger:n,options:r,parentDirectory:i,target:a,trackStep:o,trackTerminal:s}=e,c=isLogLevelEnabled(`debug`),l=await t.isCodingAgentLaunch(),u=await resolveInitTarget({parentDirectory:i,target:a}),d=resolveInitEvePackageOverride(),f=startCliLiveRow(n),p=`scaffold`,m;f.update(`Preparing project`);try{let e=u.kind===`fresh`?`creating agent`:`adding agent`;o?.(p),f.update(u.kind===`fresh`?`Creating agent`:`Adding agent`),initLog.debug(e);let i=t.now(),a;if(u.kind===`fresh`){let e=await resolveScaffoldPackageManager(u.projectPath,t),n=isPackageManagerWorkspaceMember(e,u.projectPath),i;try{i=await scaffoldProject(u.projectPath,u.projectName,u.createInPlace,e,r,t,d,u.overwriteExisting)}catch(e){if(u.failurePolicy===`clear`){let t=await cleanupFreshInitTarget(u.projectPath,u.failurePolicy,u.preservedEntries),r=e instanceof Error?e.message:String(e),i=t?`eve restored "${u.projectPath}" to its original state.`:`eve could not completely clean "${u.projectPath}".`;throw Error(`${r}\n\n${i}${workspaceFailureNote(n)}`)}if(u.failurePolicy===`remove`&&n){let t=e instanceof Error?e.message:String(e);throw Error(`${t}${workspaceFailureNote(!0)}`)}throw e}a={failurePolicy:u.failurePolicy,kind:`created`,packageManager:e,preservedTargetEntries:u.preservedEntries,projectPath:i.projectPath,retryCommand:`eve init ${u.projectPath}`,workspaceMember:n,workspaceRootMutations:i.workspaceRootMutations}}else{let e=await addToExistingProject(u.projectPath,r,t,d);a=e.nodeEngineOverride===void 0?{configurationFilesChanged:e.configurationFilesChanged,dependenciesAdded:e.dependenciesAdded,failurePolicy:`preserve`,filesWritten:e.filesWritten,kind:`added`,packageManager:e.packageManager,projectPath:u.projectPath}:{configurationFilesChanged:e.configurationFilesChanged,dependenciesAdded:e.dependenciesAdded,failurePolicy:`preserve`,filesWritten:e.filesWritten,kind:`added`,nodeEngineOverride:e.nodeEngineOverride,packageManager:e.packageManager,projectPath:u.projectPath}}let s=t.now()-i;initLog.debug(`${e} done`,{ms:s}),a.kind===`added`&&(f.stop(),reportExistingProjectChanges(n,a),f=startCliLiveRow(n)),p=`install_dependencies`,o?.(p),f.update(`Installing dependencies`,`${a.packageManager} install`),initLog.debug(`installing dependencies with ${a.packageManager}`);let h=t.now(),g=[],_=[],v=await t.runPackageManagerInstall(a.packageManager,a.projectPath,{progressDetails:process.stdout.isTTY===!0&&!c,onOutput:e=>{e.text.trim()!==``&&(_.push(e.text),_.length>20&&_.shift(),NPM_NOISE_LINE.test(e.text)||g.push(e.text)),c&&initLog.debug(e.text);let t=installProgressDetail(a.packageManager,e);t!==void 0&&f.update(`Installing dependencies`,t)}}),y=t.now()-h;if(!packageManagerInstallSucceeded(v)){m=packageManagerInstallFailureCode(v),initLog.debug(`dependency installation failed`,{ms:y}),f.stop();let e=g.length>0?g:_;for(let t of e)n.error(t);if(e.length===0){let e=packageManagerInstallFailureMessage(v);e!==void 0&&n.error(e)}if(a.failurePolicy!==`preserve`){if(await cleanupFreshInitTarget(a.projectPath,a.failurePolicy,a.preservedTargetEntries)){let e=a.failurePolicy===`remove`?`eve removed the incomplete project at "${a.projectPath}".`:`eve restored "${a.projectPath}" to its original state.`,t=a.workspaceMember||a.workspaceRootMutations.length>0;throw Error(`Failed to install dependencies.\n\n${e}\n\nResolve the package-manager error above, then retry:\n ${a.retryCommand}${workspaceFailureNote(t)}`)}let e=a.workspaceMember||a.workspaceRootMutations.length>0;throw Error(`Failed to install dependencies, and eve could not completely clean "${a.projectPath}".\n\nResolve the package-manager error above, then install dependencies with ${a.packageManager} in that directory. Or clean the target manually before rerunning eve init.${workspaceFailureNote(e)}`)}throw Error(`The eve agent was added, but dependency installation failed.\n\nResolve the package-manager error above, then install dependencies with ${a.packageManager} in "${a.projectPath}".\n\nDo not rerun eve init; the agent is already configured.`)}return initLog.debug(`dependencies installed`,{ms:y}),a.kind===`created`?(p=`initialize_git`,o?.(p),f.update(`Initializing Git repository`),initLog.debug(`initializing git repository`),{...a,agentElapsedMs:s,agentLaunched:l,gitResult:await t.tryInitializeGit(a.projectPath),installElapsedMs:y}):{...a,agentElapsedMs:s,agentLaunched:l,installElapsedMs:y}}catch(e){throw s?.(p,`error`,p===`install_dependencies`?m:void 0),e}finally{f.stop()}}async function runInitCommand(e,t,n,r,i=defaultDependencies,a,o){if(a?.(`resolve_target`),await addAgentsToWorkspace(e,t,n,r,i.validateModelSlug)){a?.(`handoff`),o?.(`handoff`,`completed`);return}let s;try{s=await runInitSteps({dependencies:i,logger:e,options:r,parentDirectory:t,target:n,trackStep:a,trackTerminal:o})}catch(e){if(e instanceof WizardCancelledError){o?.(`resolve_target`,`cancelled`);return}throw e}if(a?.(`handoff`),s.kind===`created`){e.log(`${pc.green(`✓`)} Created an ${EVE_WORDMARK} agent in ${pc.bold(s.projectPath)} ${pc.dim(`in ${formatElapsed(s.agentElapsedMs)}`)}`);for(let t of s.workspaceRootMutations)e.log(pc.yellow(`⚠ ${formatWorkspaceRootMutationWarning(t)}`))}else e.log(`${pc.green(`✓`)} Added an ${EVE_WORDMARK} agent to ${pc.bold(s.projectPath)} ${pc.dim(`in ${formatElapsed(s.agentElapsedMs)}`)}`);e.log(`${pc.green(`✓`)} Installed dependencies ${pc.dim(`in ${formatElapsed(s.installElapsedMs)}`)}`),s.kind===`created`&&s.gitResult.kind===`failed`&&(e.error(pc.yellow(`Git initialization failed during ${s.gitResult.stage}: ${s.gitResult.reason}`)),s.gitResult.stage===`commit`&&e.error(pc.yellow(`The eve agent was created successfully. Git repository metadata and staged files were preserved at "${s.projectPath}"; the initial commit is optional.\n\nTo create it later, configure Git identity and run:\n git -C ${JSON.stringify(s.projectPath)} commit -m "Initial commit from eve"`)));let c=eveDevArguments(s.packageManager),l=[s.packageManager,...c].join(` `),u=initAgentDevHandoff({projectPath:s.projectPath,devCommand:l});if(s.agentLaunched){e.log(initAgentReadySummary(r.model,s.projectPath,{workspace:r.agents!==void 0})),e.log(u);return}let d;try{d=await i.selectInitHandoff({agentName:basename(s.projectPath)})}catch(e){if(e instanceof WizardCancelledError)return;throw e}if(d===`exit`)return;if(d!==`eve-dev`){if(e.log(pc.dim(`$ ${d}`)),!await i.spawnCodingAgentRepl({command:d,cwd:s.projectPath,prompt:initAgentReplPrompt({devCommand:l}),onPromptUnseeded:t=>{e.log(pc.yellow(`Could not seed ${d} automatically. Paste this prompt into it:`)),e.log(t)}}))throw Error(`Coding-agent REPL exited unsuccessfully in "${s.projectPath}".`);return}let f=s.kind===`created`?[...c,`--onboard`]:c;if(e.log(pc.dim(`$ eve dev`)),!resultSucceeded(await i.spawnPackageManager(s.packageManager,s.projectPath,f)))throw Error(`Development server exited unsuccessfully in "${s.projectPath}".`)}function resolveInitEvePackageOverride(){let e=process.env[EVE_INIT_PACKAGE_SPEC_ENV]?.trim();if(e!==void 0&&e.length!==0)return{nodeEngine:DEFAULT_EVE_PACKAGE_CONTRACT.nodeEngine,version:e}}export{EVE_INIT_PACKAGE_SPEC_ENV,runInitCommand};