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perf(jsonl): shorten cooperative decode slices

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imccyu
2026-08-06 02:16:39 +08:00
parent 03bb663966
commit 2551b757fb
2 changed files with 3 additions and 2 deletions
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2
packages/core/session/src/index.ts
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@@ -203,7 +203,7 @@ export function snapshotSessionEvent<T extends SessionEvent>(event: T): T {
return adoptSessionEvent(structuredClone(event)) return adoptSessionEvent(structuredClone(event))
} }
/** Deep-freeze one acyclic object tree materialized by JSON parsing. */ /** Deep-freeze one acyclic object tree materialized by JSON parsing. input is stackoverflow-safe */
function freezeRestoredObject<T>(value: T): T { function freezeRestoredObject<T>(value: T): T {
Object.freeze(value) Object.freeze(value)
for (const key in value) { for (const key in value) {

3
packages/session-persistence/session-persistence-jsonl/src/index.ts
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@@ -34,7 +34,8 @@ export type { JsonlCompression } from './format.ts'
const DEFAULT_PACK_CHUNKS = true const DEFAULT_PACK_CHUNKS = true
const DEFAULT_COMPRESSION: JsonlCompression = 'zstd' const DEFAULT_COMPRESSION: JsonlCompression = 'zstd'
const ZSTD_DECODE_YIELD_INTERVAL_MS = 1000 /** internal yield interval. */
const ZSTD_DECODE_YIELD_INTERVAL_MS = 500
/** Assert that the independently decodable first frame contains only the header record. */ /** Assert that the independently decodable first frame contains only the header record. */
function assertZstdHeaderFrame(plaintext: Buffer): void { function assertZstdHeaderFrame(plaintext: Buffer): void {