Machine-produced by `pnpm run rescope-vendor --apply` plus the regeneration it prints: `pnpm install` for the lockfile, `pnpm run gen-third-party-notices`, `verify-translation-pairing --write` for the touched bilingual pairs, `gen-doc-graphs`, and one typert snapshot whose ids embed character offsets. `pnpm run rescope-vendor --check` verifies the result. Renames nine vendored packages (cordis, cosmokit, schemastery and the six @cordisjs plugins) and every reference that resolves them: manifest names and dependency keys, module specifiers including declare-module merges, cordis.yml plugin names, tsconfig paths, every Markdown fence, and `docs/` prose. Directory names, upstream versions, and dependency ranges are unchanged, so vendor/README.md still reads as an upstream snapshot; its manifest table gains an upstream-name column so THIRD_PARTY_NOTICES keeps MIT attribution pointed at each fork's origin. The tutorial tier follows the rename end to end: its yaml fences named plugins the Loader can no longer resolve, its `ts ignore-check` fences disagreed with the compiled fences beside them, and its prose quoted both. The contracts that told readers to keep upstream names — the root convention and the vendoring cookbook's tree comment and manifest invariant — now say to rescope instead. Two rules read `@deepseek-ai/` as "another workspace plugin": the client bundle purity gate now names the vendored libraries a browser bundle inlines, and the files where a bare `cordis` is an agent-preset id keep that product data.
89 lines
3.8 KiB
TypeScript
89 lines
3.8 KiB
TypeScript
/**
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* The in-process FORK subagent backend: registers a {@link SubagentProvider} on
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* `ctx.subagents` that runs each child as a child {@link Agent} SEEDED with a prefix of the
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* parent's session log — so the child inherits the parent's conversation context instead of
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* starting fresh. The seed ends at the last `turn/end`: the current tool-call turn is
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* unbalanced and cannot be replayed as a valid child session.
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* @module @deepseek-ai/dsh-subagent-fork
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*/
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import type { Context } from '@deepseek-ai/cordis'
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import z from '@deepseek-ai/schemastery'
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import type { SessionEvent } from '@deepseek-ai/dsh-session'
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import type { Agent } from '@deepseek-ai/dsh-agent'
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import type {
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ContinuableCreateRequest,
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ContinuableCreateSpec,
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ResolvedSubagentStartRequest,
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SubagentCapabilities,
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SubagentProvider,
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} from '@deepseek-ai/dsh-subagent'
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import { startInProcessRun } from '@deepseek-ai/dsh-subagent-inprocess'
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export const name = 'subagent-fork'
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// `tools` is deliberately NOT injected — same rationale as subagent-spawn: the
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// per-run structured runtime gates its capture-tool registration on `tools`
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// itself, so this backend's apply timing (and the delegation tool's position
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// in the model-visible tool list) is unchanged by structured output.
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export const inject = ['subagents']
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/** Config: the registry name to register the provider under. */
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export interface Config {
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/** Provider name on `ctx.subagents` (default `fork`). */
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providerName: string
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}
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export const Config: z<Config> = z.object({
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providerName: z.string().default('fork'),
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})
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/**
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* The balanced completed-turn prefix of `parent`'s log: every event up to and including the
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* last `turn/end`. The in-flight turn is excluded; before any completed turn the child starts
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* fresh. Because live sequence numbers equal array indexes, the result remains a valid seed
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* beginning at sequence zero.
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* @param parent - the agent whose session log to slice.
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* @returns the seed events, contiguous from seq 0; empty when no turn has completed.
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*/
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function completedTurnPrefix(parent: Agent): SessionEvent[] {
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const events = parent.session.events
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const lastEnd = events.findLast(e => e.type === 'turn/end')
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if (lastEnd === undefined) return []
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// seq === array index (the append contract), so slice up to and including it.
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return events.slice(0, lastEnd.seq + 1)
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}
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/**
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* The fork provider. Supports `depthLimit` and `outputSchema` (via the shared
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* in-process structured runtime), plus `toolFilter`/`persona` (scoped
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* restrict() and a scoped shadowing persona section).
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*/
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class ForkProvider implements SubagentProvider {
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readonly capabilities: SubagentCapabilities = { outputSchema: true, depthLimit: true, toolFilter: true, persona: true }
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// Context contract: a forked child IS seeded with the parent's completed-turn prefix.
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readonly inheritsParentContext = true
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constructor(readonly name: string) {}
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start(request: ResolvedSubagentStartRequest) {
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const seed = completedTurnPrefix(request.parent)
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return startInProcessRun(request, {
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// Only pass a seed when there's a completed turn to inherit; an empty seed
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// is equivalent to a fresh child, so omit it to keep the session unseeded.
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...seed.length > 0 ? { seed } : {},
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})
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}
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prepareContinuable(request: ContinuableCreateRequest): Promise<ContinuableCreateSpec> {
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// The fork prefix is captured ONCE, at creation: it becomes part of the
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// child's own durable transcript, so a later cold resume replays that
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// prefix instead of re-forking the parent's newer history.
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const seed = completedTurnPrefix(request.parent)
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return Promise.resolve(seed.length > 0 ? { seed } : {})
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}
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}
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export function apply(ctx: Context, config: Config): void {
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ctx.subagents.registerProvider(new ForkProvider(config.providerName))
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}
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