import { ISimpleType, IType, Type } from './Type';
import { TypeFlags } from './type-flags';
import { IContext, IValidationResult } from './type-checker';
import { ObjectNode } from '../core/ObjectNode';
import { INode } from '../core/interface';
export declare class CoreType<S, T> extends Type<S, T> {
    readonly shouldAttachNode: boolean;
    readonly checker: (value: any) => boolean;
    readonly flags: TypeFlags;
    readonly initializer: (v: any) => any;
    constructor(name: any, flags: TypeFlags, checker: any, initializer?: (v: any) => any);
    describe(): string;
    instantiate(parent: ObjectNode | null, subpath: string, environment: any, snapshot: T): INode;
    isValidSnapshot(value: any, context: IContext): IValidationResult;
}
export declare function string(): ISimpleType<string>;
export declare function number(): ISimpleType<number>;
export declare function boolean(): ISimpleType<boolean>;
export declare function nullType(): ISimpleType<null>;
export declare function nilType(): ISimpleType<null | undefined>;
export declare function undefinedType(): ISimpleType<undefined>;
export declare function DatePrimitive(): IType<number, Date>;
export declare function getPrimitiveFactoryFromValue(value: any): ISimpleType<any>;