import type { Column, SelectedFieldsFlat, Table, View } from 'drizzle-orm';
import type { PgEnum } from 'drizzle-orm/pg-core';
import type { z } from 'zod';
import type { literalSchema } from './column.js';
export declare function isColumnType<T extends Column>(column: Column, columnTypes: string[]): column is T;
export declare function isWithEnum(column: Column): column is typeof column & {
    enumValues: [string, ...string[]];
};
export declare const isPgEnum: (entity: any) => entity is PgEnum<[string, ...string[]]>;
type Literal = z.infer<typeof literalSchema>;
export type Json = Literal | {
    [key: string]: Json;
} | Json[];
export type IsNever<T> = [T] extends [never] ? true : false;
export type ArrayHasAtLeastOneValue<TEnum extends [any, ...any[]] | undefined> = TEnum extends [infer TString, ...any[]] ? TString extends `${infer TLiteral}` ? TLiteral extends any ? true : false : false : false;
export type ColumnIsGeneratedAlwaysAs<TColumn extends Column> = TColumn['_']['identity'] extends 'always' ? true : TColumn['_']['generated'] extends undefined ? false : TColumn['_']['generated'] extends infer TGenerated extends {
    type: string;
} ? TGenerated['type'] extends 'byDefault' ? false : true : true;
export type RemoveNever<T> = {
    [K in keyof T as T[K] extends never ? never : K]: T[K];
};
export type GetSelection<T extends SelectedFieldsFlat<Column> | Table | View> = T extends Table ? T['_']['columns'] : T extends View ? T['_']['selectedFields'] : T;
export {};