import * as Atom from 'effect/reactivity/Atom';
import * as Node from './AppGraphNode.ts';
/** {@link Atom.withLabel}, reduced to a pass-through wherever labels are not collected. */
export declare const withLabel: (name: string) => <A extends Atom.Atom<any>>(self: A) => A;
/** Join parts with the primary separator. */
export declare const primaryKey: (...parts: string[]) => string;
/** Split a key on the primary separator. */
export declare const primaryParts: (key: string) => string[];
/** Join parts with the secondary separator. */
export declare const secondaryKey: (...parts: string[]) => string;
/** Split a key on the secondary separator. */
export declare const secondaryParts: (key: string) => string[];
/**
 * Normalize a relation input to a full Relation object.
 */
export declare const normalizeRelation: (relation?: Node.RelationInput) => Node.Relation;
/**
 * Returns true if two NodeArg arrays are semantically identical (same id, type, data, properties per index).
 * Inline child nodes (the `nodes` field) are compared recursively.
 */
export declare const nodeArgsUnchanged: (prev: readonly Node.NodeArg<any>[], next: readonly Node.NodeArg<any>[]) => boolean;
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