import { type AttributionSummary, type CausalEvent, type CausalFootprint, type Evidence, type LocalHistoryContinuityOperation, type SourceLayer } from "../contracts/causal-ontology.js";
import type { RepoObservation } from "./repo-state.js";
import type { RuntimeStagedTargetFullFile } from "./runtime-staged-target.js";
import type { ContinuityRecord, PersistedLocalHistoryAttachDeclaration, PersistedLocalHistoryContext } from "./persisted-local-history.js";
export declare function buildUnknownAttributionForActorId(actorId: string | null | undefined): AttributionSummary;
export declare function deriveContinuityAttribution(operation: LocalHistoryContinuityOperation, continuityEvidence: readonly Evidence[]): AttributionSummary;
export declare function classifyContinuityOperation(previous: ContinuityRecord | null, current: PersistedLocalHistoryContext): LocalHistoryContinuityOperation;
export declare function buildGitTransitionEvidence(operation: LocalHistoryContinuityOperation, context: PersistedLocalHistoryContext): Evidence[];
export declare function buildAttachDeclarationEvidence(context: PersistedLocalHistoryContext, declaration: PersistedLocalHistoryAttachDeclaration): Evidence[];
export declare function createContinuityRecord(input: {
    readonly operation: LocalHistoryContinuityOperation;
    readonly continuityKey: string;
    readonly context: PersistedLocalHistoryContext;
    readonly previous: ContinuityRecord | null;
    readonly additionalEvidence?: readonly Evidence[];
    readonly overrides?: {
        readonly continuedFromCausalSessionId?: string | null;
        readonly continuedFromStrandId?: string | null;
    };
}): ContinuityRecord;
export declare function createStageEvent(context: PersistedLocalHistoryContext, stagedTarget: RuntimeStagedTargetFullFile, attribution: AttributionSummary): Extract<CausalEvent, {
    eventKind: "stage";
}>;
export declare function createReadEvent(input: {
    readonly current: PersistedLocalHistoryContext;
    readonly attribution: AttributionSummary;
    readonly surface: string;
    readonly projection: string;
    readonly sourceLayer: SourceLayer;
    readonly reason: string;
    readonly footprint: CausalFootprint;
}): Extract<CausalEvent, {
    eventKind: "read";
}>;
export declare function createTransitionEvent(input: {
    readonly current: PersistedLocalHistoryContext;
    readonly semanticTransition: NonNullable<RepoObservation["semanticTransition"]>;
    readonly transition: RepoObservation["lastTransition"];
    readonly attribution: AttributionSummary;
}): Extract<CausalEvent, {
    eventKind: "transition";
}>;
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