import { postcss } from "opticss";
import { CascadingError, CssBlockError } from "../../src";
declare type ErrorConstructors = typeof CssBlockError | typeof CascadingError;
export interface ErrorTypeMessage {
    type: ErrorConstructors;
    message: string;
    cause?: ErrorTypeMessage | Array<ErrorTypeMessage>;
}
export declare function assertError(errorType: ErrorConstructors, message: string, promise: postcss.LazyResult): Promise<void>;
export declare function assertParseError(errorType: ErrorConstructors, message: string, promise: Promise<unknown>): Promise<void>;
export declare function assertMultipleErrorsRejection(errors: ErrorTypeMessage[], promise: postcss.LazyResult): Promise<void>;
export declare function assertMultipleErrors(mainError: CssBlockError, errorDescriptions: ErrorTypeMessage[]): void;
export declare function assertErrorOccurred(mainError: CssBlockError, errorDescription: ErrorTypeMessage): void;
export {};
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