export type Operator = '=' | '!=' | '>' | '>=' | '<' | '<=' | 'contains' | 'doesNotContain' | 'isEmpty' | 'isNotEmpty' | 'in' | 'nin' | 'fromTo' | 'startsWith' | 'endsWith' | 'is' | 'not' | 'isAnyOfValue' | 'includeExclude';
export type FieldType = 'string' | 'select' | 'number' | 'date' | 'dateTime' | 'multiselect';
export declare function getOperatorsByColumnType(type: FieldType): {
    value: Operator;
    label: string;
}[];
export declare function getDefaultOperator(type: FieldType): Operator;
export declare function isAllowedType(type: string): type is FieldType;