Tianyi Cui
224c6f029a
Rename the concrete Agent class to make its ReAct-style reasoning loop explicit in the name. Package name, default-export plugin (`AgentLoop`), and the `ctx.agentLoop` service key are unchanged.
61 lines
2.5 KiB
TypeScript
61 lines
2.5 KiB
TypeScript
import { Context } from 'cordis'
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import LlmService from '@deepseek-ai/dsh-llm'
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import SessionStore from '@deepseek-ai/dsh-session'
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import type { SessionEvent } from '@deepseek-ai/dsh-session'
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import SystemPrompt from '@deepseek-ai/dsh-system-prompt'
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import ToolRegistry from '@deepseek-ai/dsh-tools'
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import AgentRegistry from '@deepseek-ai/dsh-agent'
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import AgentLoop, { ReactLoopAgent } from '@deepseek-ai/dsh-agent-loop'
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import { LocalBashExecutor } from '@deepseek-ai/dsh-bash-local'
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import * as ToolBash from '@deepseek-ai/dsh-tool-bash'
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import * as LlmDeepSeek from '@deepseek-ai/dsh-llm-deepseek'
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import SessionPersistenceJsonl from '@deepseek-ai/dsh-session-persistence-jsonl'
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/**
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* Shared harness for the coding-agent e2e suites: the full plugin stack
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* with the real DeepSeek adapter and the real bash tool. Lives outside the
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* *.e2e.ts pattern so importing it never re-registers another file's tests.
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*/
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export const SYSTEM_PROMPT = 'You are a coding agent. Your only tool is bash; '
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+ 'do file operations with cat/grep/heredocs, check [exit code: N] markers, '
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+ 'and report results briefly.'
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export async function codingHarness(workdir: string, persistenceRoot?: string): Promise<Context> {
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const ctx = new Context()
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await ctx.plugin(LlmService)
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await ctx.plugin(SessionStore)
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await ctx.plugin(SystemPrompt)
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await ctx.plugin(ToolRegistry)
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await ctx.plugin(AgentRegistry)
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await ctx.plugin(AgentLoop, { agents: [] })
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await ctx.plugin(LlmDeepSeek, { models: ['deepseek-v4-flash'] })
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await ctx.plugin(LocalBashExecutor, { cwd: workdir, timeoutMs: 30_000 })
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await ctx.plugin(ToolBash)
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// Durable JSONL persistence is opt-in: only the resume e2e needs it, and the
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// other suites stay file-free. Loaded last so a resume's deferred
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// `ctx.inject(['sessionPersistence'])` resolves once this is present.
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if (persistenceRoot !== undefined) await ctx.plugin(SessionPersistenceJsonl, { root: persistenceRoot })
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return ctx
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}
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export function waitForIdle(ctx: Context, agent: ReactLoopAgent): Promise<void> {
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return new Promise((resolve) => {
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const dispose = ctx.on('agent/status', (subject, status) => {
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if (subject === agent && status === 'idle') {
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dispose()
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resolve()
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}
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})
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})
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}
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export function finalText(events: SessionEvent[]): string {
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const message = events.findLast(event => event.type === 'assistant/message')
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if (message?.type !== 'assistant/message') return ''
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return message.data.content
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.filter(block => block.type === 'text')
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.map(block => block.text)
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.join('')
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}
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