import { ExtractPropTypes, InjectionKey, PropType } from 'vue';
import { RuleItem } from 'async-validator';
export type Arrayable<T> = T | T[];
export declare const formItemValidateState: readonly ["success", "error", ""];
export type FormItemValidateState = (typeof formItemValidateState)[number];
export interface FormItemRule extends RuleItem {
    trigger?: Arrayable<string>;
}
export declare const formItemProps: {
    readonly prop: StringConstructor;
    readonly label: StringConstructor;
    readonly rules: PropType<Arrayable<FormItemRule>>;
    readonly showMessage: {
        readonly type: BooleanConstructor;
        readonly default: true;
    };
};
export type FormItemProps = Partial<ExtractPropTypes<typeof formItemProps>>;
export declare const formItemEmits: {};
export type FormItemEmits = typeof formItemEmits;
export interface FormItemContext extends FormItemProps {
    validate: (trigger: string, callback?: (isValid: boolean) => void) => Promise<any>;
}
export declare const formItemContextKey: InjectionKey<FormItemContext>;