import { ResultMessage } from 'postcss';
export interface ImportMessage extends ResultMessage {
    type: 'import';
    id: string;
}
export interface VarFunctionMessage extends ResultMessage {
    type: 'var-function';
    original: string;
}
export declare function importMessage(id: string): ImportMessage;
export declare function isImportMessage(message: any): message is ImportMessage;
export declare function varFunctionMessage(original: string): VarFunctionMessage;
export declare function isVarFunctionMessage(message: any): message is VarFunctionMessage;