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Merge remote-tracking branch 'origin/master' into worktree/provider-routed-llm-adapters

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# Conflicts:
#	docs/cordis-catalog/events.md
#	docs/cordis-catalog/services.md
#	docs/event-producer-consumer.md
#	docs/module-graph.md
#	packages/context/time-context/tests/time-context.spec.ts
#	packages/cordis/tool-cordis/src/api-catalog.ts
#	packages/core/session/README.md
#	packages/core/session/src/types.ts
#	packages/core/session/tests/surface.spec.ts
#	packages/examples/acp-demo/tests/acp-agent.spec.ts
#	packages/examples/stdio-demo/tests/stdio-agent.spec.ts
#	packages/hooks/hooks-claude/tests/coverage.spec.ts
#	packages/hooks/hooks-codex/tests/coverage.spec.ts
#	packages/session-query/session-query/tests/session-query.spec.ts
#	packages/support/invariants/tests/invariants.spec.ts
#	packages/ui/acp/tests/harness.ts
This commit is contained in:
Tianyi Cui
2026-07-17 21:56:10 +08:00
parent 182c622eab cc6cdc9c08
commit 53680ee6bc
358 changed files with 18578 additions and 2877 deletions
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packages/core/session/src/index.ts
+43 -67
View File
@@ -13,9 +13,9 @@ import { scopeOf, scopeTarget } from '@deepseek-ai/dsh-scope'
import type { Scoped } from '@deepseek-ai/dsh-scope'
import type { ContentBlock, Message, MessageSource } from '@deepseek-ai/dsh-llm'
import { SESSION_FORMAT_VERSION, SessionId } from './types.ts'
import type { CreateSessionOptions, EpochHeader, SessionEvent, SessionEventMap, SessionEventType, SessionHeader, SurfaceIntent, SurfaceEventType } from './types.ts'
import type { ContextEnvelope, CreateSessionOptions, EpochHeader, SessionEvent, SessionEventMap, SessionEventType, SessionHeader, SurfaceIntent, SurfaceEventType } from './types.ts'
import { snapshotJsonValue } from './json.ts'
import { SurfaceManager, isSurfaceEligibleType } from './surface.ts'
import { SurfaceManager } from './surface.ts'
import { foldRequestHeader } from './request-header.ts'
export * from './types.ts'
@@ -131,43 +131,6 @@ function snapshotSessionHeader(id: SessionId, source?: SessionHeader): SessionHe
return deepFreeze(record as unknown as SessionHeader)
}
/** Validate the runtime shape of surface metadata after its JSON snapshot. */
function assertSurfaceMetadataShape(
type: string,
surfaceOp: unknown,
sourceEventSeqs: unknown,
): void {
const eligible = isSurfaceEligibleType(type)
if (!eligible) {
if (surfaceOp !== undefined || sourceEventSeqs !== undefined) {
throw new Error(`session event "${type}" is not surface-eligible and cannot carry surface metadata`)
}
return
}
if (surfaceOp === undefined) {
throw new Error(`session event "${type}" is surface-eligible and requires a surfaceOp marker`)
}
if (surfaceOp !== 'append') {
if (surfaceOp === null || typeof surfaceOp !== 'object' || Array.isArray(surfaceOp)) {
throw new Error(`session event "${type}" carries an invalid surfaceOp`)
}
const op = surfaceOp as Record<string, unknown>
const keys = Object.keys(op)
if (keys.length !== 3 || !Object.hasOwn(op, 'op') || !Object.hasOwn(op, 'start') || !Object.hasOwn(op, 'end')
|| op['op'] !== 'replace'
|| typeof op['start'] !== 'number' || !Number.isSafeInteger(op['start']) || op['start'] < 0
|| typeof op['end'] !== 'number' || !Number.isSafeInteger(op['end']) || op['end'] < 0) {
throw new Error(`session event "${type}" carries an invalid replace surfaceOp`)
}
}
if (sourceEventSeqs !== undefined) {
if (!Array.isArray(sourceEventSeqs)
|| sourceEventSeqs.some(seq => typeof seq !== 'number' || !Number.isSafeInteger(seq) || seq < 0)) {
throw new Error(`session event "${type}" sourceEventSeqs must contain non-negative safe integers`)
}
}
}
/** Validate the fixed event envelope after one-pass JSON materialization. */
function assertSessionEventEnvelope(value: Record<string, unknown>, index: number): asserts value is SessionEvent {
const event = value
@@ -253,6 +216,22 @@ interface SessionEntry {
/** Store attachment for the append path; module-private to keep Session store-agnostic publicly. */
const attachments = new WeakMap<Session, SessionEntry>()
/**
* Render one context contribution exactly as it will appear in model history.
* @param content - content blocks supplied by the context producer.
* @param source - attribution used by the canonical context envelope.
* @param envelope - canonical tagged framing or caller-owned raw framing.
* @returns a detached block list ready for the derived model transcript.
*/
export function renderContextContent(
content: ContentBlock[],
source: MessageSource,
envelope: ContextEnvelope = 'context',
): ContentBlock[] {
const cloned = structuredClone(content)
return envelope === 'raw' ? cloned : renderTagged('context', cloned, source)
}
/**
* An event-sourced session: an append-only log of {@link SessionEvent}s.
*
@@ -261,13 +240,15 @@ const attachments = new WeakMap<Session, SessionEntry>()
*/
export class Session {
private log: SessionEvent[] = []
/** Incremental acceptance state, kept separate from the public lazy view. */
private readonly surfaceValidator = new SurfaceManager(this.log)
/**
* Derived surface — a cached linked list of message-producing events.
* Lazily rebuilt from `surfaceOp` markers in the log; processes only new
* events (delta) on each access — the log is append-only, so prior events
* never change.
* `append`. Undefined until first accessed (including after fork/seed).
* Undefined until first accessed (including after fork/seed).
*/
private _surface: SurfaceManager | undefined
@@ -296,7 +277,7 @@ export class Session {
// `seq = log.length` contract the whole system relies on). Without this,
// a bad seed would surface only later as a backend rejection or a silent
// divergence between the live log and disk.
this.log = Array.from(seed, (source, index) => {
for (const [index, source] of seed.entries()) {
// The seed is a persistence/replay boundary: validate and detach the
// complete event in one lossless-JSON pass.
const snapshot = snapshotJsonValue(source)
@@ -307,20 +288,16 @@ export class Session {
if (snapshot.seq !== index) {
throw new Error(`seed event at index ${index} has seq ${snapshot.seq} (expected ${index}); seed must be contiguous from 0`)
}
// Surface-eligible events MUST carry a surfaceOp marker — the surface is
// the sole source of derived history, so a marker-less message event
// would load fine yet vanish from deriveMessages(). `append` enforces
// this at compile time via its typed overload; a seed arrives as raw
// SessionEvent[] (replay/fork/load), bypassing that, so re-check at
// runtime here rather than silently resuming with empty history.
const structural = snapshot as SessionEvent & { surfaceOp?: unknown; sourceEventSeqs?: unknown }
// A seed is accepted incrementally through the same transition as a
// live append and a full-log fold. The candidate is planned before it
// enters `log`, so a failure cannot partially mutate the surface.
try {
assertSurfaceMetadataShape(snapshot.type, structural.surfaceOp, structural.sourceEventSeqs)
this.surfaceValidator.validateNext(snapshot)
} catch (error: unknown) {
throw new Error(`invalid seed event at index ${index}: ${error instanceof Error ? error.message : 'invalid surface metadata'}`)
}
return deepFreeze(snapshot)
})
this.log.push(deepFreeze(snapshot))
}
}
this.header = snapshotSessionHeader(id, header)
}
@@ -367,7 +344,10 @@ export class Session {
* @throws if `data` or surface metadata is not losslessly JSON-serializable
* (BigInt, function, symbol, undefined, negative zero, non-finite number,
* circular reference, sparse array, or an exotic object such as
* Map/Set/Date/class instance). One recursive pass reads, validates, and
* Map/Set/Date/class instance), or when the candidate violates the
* canonical surface contract (marker shape and eligibility, unique
* earlier provenance, positional replacement validity, and complete
* shadowed-node coverage). One recursive pass reads, validates, and
* copies each nested value once, so a stateful getter cannot supply one value
* to validation and another to storage. The event log is the durable source
* of truth, so a bad event fails at the append site rather than later during
@@ -393,25 +373,21 @@ export class Session {
if (surfaceMetadataSnapshot === undefined) {
throw new Error(`session event "${type}" carries non-JSON-serializable surface metadata`)
}
assertSurfaceMetadataShape(
type,
(surfaceMetadataSnapshot as { surfaceOp?: unknown }).surfaceOp,
(surfaceMetadataSnapshot as { sourceEventSeqs?: unknown }).sourceEventSeqs,
)
const entry = attachments.get(this)
if (entry?.appending) {
throw new Error('session append cannot reenter while another append is being published')
}
const event = deepFreeze({
type,
seq: this.log.length,
time: Date.now(),
data: dataSnapshot,
...(surfaceMetadataSnapshot as { surfaceOp?: unknown; sourceEventSeqs?: unknown }),
} as unknown as SessionEvent<T>)
this.surfaceValidator.validateNext(event as SessionEvent)
if (entry !== undefined) entry.appending = true
try {
const event = deepFreeze({
type,
seq: this.log.length,
time: Date.now(),
data: dataSnapshot,
...surfaceMetadataSnapshot,
} as unknown as SessionEvent<T>)
let callbacks: SessionCallback[] | undefined
const callbackArgs: unknown[] = [this, event]
if (entry !== undefined) {
@@ -541,8 +517,8 @@ export class Session {
}
}
case 'context/message': {
const { content, source } = event.data
return { role: 'user', content: renderTagged('context', content, source) }
const { content, source, envelope } = event.data
return { role: 'user', content: renderContextContent(content, source, envelope) }
}
case 'steering/message': {
const { content, source } = event.data