import type { IncludeExpression, Model, ModelValue, PrimaryKeyValue, PrimitiveValue, Property, PropertyValue, ReferenceValue, RelationValue } from "./types.js";
export declare const isPrimaryKey: (value: unknown) => value is PrimaryKeyValue;
export declare function equalPrimaryKeys(a: PrimaryKeyValue, b: PrimaryKeyValue): boolean;
export declare function equalReferences(a: PrimaryKeyValue | PrimaryKeyValue[], b: PrimaryKeyValue | PrimaryKeyValue[]): boolean;
export declare function isReferenceValue(value: unknown): value is ReferenceValue;
export declare function isRelationValue(value: unknown): value is RelationValue;
export declare const namePattern: RegExp;
export declare function getModelsFromInclude(models: Model[], modelName: string, obj: IncludeExpression): Generator<string>;
export declare function isPrimitiveValue(value: unknown): value is PrimitiveValue;
export declare function validateModelValue(model: Model, value: unknown): asserts value is ModelValue;
export declare function validatePropertyValue(modelName: string, property: Property, value: unknown): asserts value is PropertyValue;
export declare function mergeModelValue(from: Record<string, PropertyValue | undefined>, into: ModelValue | null): ModelValue;
export declare function updateModelValue(from: Record<string, PropertyValue | undefined>, into: ModelValue | null): ModelValue;