eve/dist/src/execution/node-step.js

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

import{createLogger}from"#internal/logging.js";import{resolveInstalledPackageInfo}from"#internal/application/package.js";import{UNSPECIFIED_INPUT_SCHEMA}from"#tools/schema.js";import{createToolExecuteWithAuth}from"#execution/tool-auth.js";import{resolveRuntimeModelReference}from"#runtime/agent/resolve-model.js";import{createPreparedWorkflowToolHarnessDefinition,createWorkflowToolHarnessDefinition}from"#execution/tools/workflow/background.js";import{LOAD_SKILL_TOOL_NAME}from"#runtime/skills/fragment-context.js";import{dispatchDynamicModelEvent}from"#context/dynamic-model-lifecycle.js";import{preparePersistedStepDynamicToolMetadata}from"#context/dynamic-tool-lifecycle.js";import{createToolLoopHarness}from"#harness/tool-loop.js";import{createTaskToolHarnessDefinitions}from"#execution/tools/tasks.js";import{findRegisteredRuntimeTool}from"#runtime/tools/registry.js";import{preserveFrameworkStateOnCompaction}from"#execution/compaction.js";import{ASK_QUESTION_TOOL_NAME}from"#harness/request-input-tool.js";import{WEB_SEARCH_TOOL_NAME,resolveWebSearchActivityLabel}from"#harness/provider-tool-schemas.js";const log=createLogger(`execution.node-step`);function createExecutionNodeStep(e){let t=createRuntimeModelResolver(e.modelResolutionScope),n=e.node.turnAgent.dynamicModel===void 0?void 0:createRuntimeDynamicModelEventDispatcher(e.modelResolutionScope,e.node.turnAgent.dynamicModel),r=createNodeHarnessTools({node:e.node}),i=e.instrumentation,a=i?.prepareExecution(),o=createToolLoopHarness({abortSignal:e.abortSignal,capabilities:e.capabilities,clearOnly:e.clearOnly,compactOnly:e.compactOnly,workflow:e.node.agent.workflowTool!==void 0,workflowMaxSubagents:e.workflowMaxSubagents,handleEvent:e.handleEvent,historyProjector:e.historyProjector,historyView:e.historyView,instrumentation:a,mode:e.mode,onCompaction:preserveFrameworkStateOnCompaction,resolveStepDynamicTools:t=>preparePersistedStepDynamicToolMetadata({...t,resolvers:e.node.agent.dynamicToolResolvers??[]}),dispatchDynamicModelEvent:n,resolveModel:t,runtimeIdentity:buildRuntimeIdentity(e.node),tools:r});return i===void 0?o:async(e,t)=>{try{return await o(e,t)}finally{await i.flush()}}}function buildRuntimeIdentity(e){let t=resolveInstalledPackageInfo(),n={agentId:e.turnAgent.id,agentName:e.agent.config?.name,eveVersion:t.version},r=process.env.VERCEL_GIT_COMMIT_SHA?.trim(),i=process.env.VERCEL_GIT_COMMIT_REF?.trim(),a=process.env.VERCEL_DEPLOYMENT_CREATED_AT?.trim();return r||i||a?{...n,build:{deployedAt:a||void 0,gitBranch:i||void 0,gitSha:r||void 0}}:n}function createRuntimeModelResolver(e){return t=>resolveRuntimeModelReference(t,e)}function createRuntimeDynamicModelEventDispatcher(e,t){return n=>dispatchDynamicModelEvent({ctx:n.ctx,dynamicModel:t,event:n.event,messages:n.messages,scope:e})}function createNodeHarnessTools(e){let t=new Map;for(let n of e.node.turnAgent.tools){let r=resolveHarnessToolDefinition({node:e.node,tool:n});r!==null&&t.set(n.name,r)}return t}function resolveHarnessToolDefinition(e){let t=findRegisteredRuntimeTool(e.node.toolRegistry,e.tool.name);return isPreparedRuntimeWorkflowTool(e.tool)?t===null?createPreparedWorkflowToolHarnessDefinition(e.tool):createWorkflowToolHarnessDefinition({definition:createRegisteredHarnessToolDefinition({behavior:e.tool.behavior,definition:t.definition,rootOnly:e.tool.rootOnly}),nodeId:e.tool.task.nodeId,resultKind:e.tool.task.resultKind,workflowId:e.tool.task.workflowId}):t===null?(log.warn(`declared tool is not registered — omitting from toolset`,{toolName:e.tool.name,nodeId:e.node.nodeId}),null):createRegisteredHarnessToolDefinition({behavior:e.tool.behavior,definition:t.definition,rootOnly:e.tool.rootOnly})}function isPreparedRuntimeWorkflowTool(e){return e.task!==void 0}function createRegisteredHarnessToolDefinition(e){let t=e.definition;if(t.owner.kind===`framework`){let n=createTaskToolHarnessDefinitions().find(e=>e.name===t.name);if(n!==void 0)return{...n,behavior:e.behavior}}let n=t.execute,r=t.owner.kind===`framework`&&t.name===ASK_QUESTION_TOOL_NAME;return{label:t.label??(t.owner.kind===`framework`&&t.name===WEB_SEARCH_TOOL_NAME?{start:resolveWebSearchActivityLabel}:void 0),approvalKey:t.approvalKey,behavior:e.behavior,description:t.description,execution:t.execution,execute:r?void 0:resolveAuthoredExecute({rawExecute:n,scope:t.name}),frameworkAction:t.owner.kind===`framework`&&t.name===LOAD_SKILL_TOOL_NAME?`load-skill`:void 0,inputSchema:t.inputSchema??UNSPECIFIED_INPUT_SCHEMA,name:t.name,approval:t.approval,outputSchema:t.outputSchema,rootOnly:e.rootOnly,toModelOutput:t.toModelOutput}}function resolveAuthoredExecute(e){let{rawExecute:t,scope:n}=e;return t===void 0?void 0:createToolExecuteWithAuth({execute:t,scope:n})}export{buildRuntimeIdentity,createExecutionNodeStep,createNodeHarnessTools};