import type React from 'react';
export type Primitive = null | undefined | string | number | boolean | symbol | bigint;
/** https://github.com/Microsoft/TypeScript/issues/29729 */
export type LiteralUnion<T, U extends Primitive = string> = T | (U & Record<never, never>);
export type AnyObject = Record<PropertyKey, any>;
export type EmptyObject = Record<never, never>;
export type CustomComponent<P = AnyObject> = React.ComponentType<P> | string;
/**
 * Get component props
 * @example
 * ```ts
 * import { Checkbox } from 'antd'
 * import type { GetProps } from 'antd';
 *
 * type CheckboxGroupProps = GetProps<typeof Checkbox.Group>
 * ```
 * @since 5.13.0
 */
export type GetProps<T extends React.ComponentType<any> | object> = T extends React.ComponentType<infer P> ? P : T extends object ? T : never;
/**
 * Get component props by component name
 * @example
 * ```ts
 * import { Select } from 'antd';
 * import type { GetProp, SelectProps } from 'antd';
 *
 * type SelectOption1 = GetProp<SelectProps, 'options'>[number];
 * // or
 * type SelectOption2 = GetProp<typeof Select, 'options'>[number];
 *
 * const onChange: GetProp<typeof Select, 'onChange'> = (value, option) => {
 *  // Do something
 * };
 * ```
 * @since 5.13.0
 */
export type GetProp<T extends React.ComponentType<any> | object, PropName extends keyof GetProps<T>> = NonNullable<GetProps<T>[PropName]>;
type ReactRefComponent<Props extends {
    ref?: React.Ref<any> | string;
}> = (props: Props) => React.ReactNode;
type ExtractRefAttributesRef<T> = T extends React.RefAttributes<infer P> ? P : never;
/**
 * Get component ref
 * @example
 * ```ts
 * import { Input } from 'antd';
 * import type { GetRef } from 'antd';
 *
 * type InputRef = GetRef<typeof Input>;
 * ```
 * @since 5.13.0
 */
export type GetRef<T extends ReactRefComponent<any> | React.Component<any>> = T extends React.Component<any> ? T : T extends React.ComponentType<infer P> ? ExtractRefAttributesRef<P> : never;
export type GetContextProps<T> = T extends React.Context<infer P> ? P : never;
export type GetContextProp<T extends React.Context<any>, PropName extends keyof GetContextProps<T>> = NonNullable<GetContextProps<T>[PropName]>;
export type ValidChar = 'a' | 'b' | 'c' | 'd' | 'e' | 'f' | 'g' | 'h' | 'i' | 'j' | 'k' | 'l' | 'm' | 'n' | 'o' | 'p' | 'q' | 'r' | 's' | 't' | 'u' | 'v' | 'w' | 'x' | 'y' | 'z';
export {};
