@sema-agent/core/dist/core/session.js

Stateless, task-oriented AI agent core

export { StoredSession } from "../internal/harness.js";
export { InMemorySessionRepo, InMemorySessionStorage, uuidv7, validateEntriesForImport, StreamingImportValidator, } from "../internal/harness.js";
export { BaseSessionStorage, leafIdAfterEntry, } from "../internal/harness.js";
export { SessionError } from "../internal/harness.js";
import { SessionError } from "../internal/harness.js";
import { readMember, thrownIs } from "./thrown-value.js";
export function isSessionConflict(err) {
    return thrownIs(err, SessionError) && readMember(err, "code") === "conflict";
}
export function hasSessionFork(store) {
    return typeof store.fork === "function";
}
export function boundedTail(pathEntries) {
    let lastCompaction;
    for (const e of pathEntries) {
        if (e.type === "compaction")
            lastCompaction = e;
    }
    if (!lastCompaction)
        return { tail: [...pathEntries], floorEntryId: null };
    const floorEntryId = lastCompaction.firstKeptEntryId;
    const floorIdx = pathEntries.findIndex((e) => e.id === floorEntryId);
    if (floorIdx < 0) {
        return { tail: [...pathEntries], floorEntryId: null };
    }
    return { tail: pathEntries.slice(floorIdx), floorEntryId };
}
export function hasConversationContent(branch) {
    return branch.some((e) => e.type === "message" || e.type === "custom_message" || e.type === "compaction");
}