import type { Node } from 'scss-parser';
export declare const STYLE_USAGE_REGEX: RegExp;
export declare const MIXIN_USAGE_REGEX: RegExp;
export declare class ScssService {
    clean(scss: string, usedClasses: Record<string, string>): string;
    getNumLineOfCodeRemoved(oldScss: string, newScss: string): number;
    formatRuleSpacing(scss: string): string;
    getUsedClasses(tsx: string): Record<string, string>;
    getMixinDeclarations(scss: string, keyword?: string, type?: string): Record<string, string>;
    flatten(rootNode: Node): Node[];
    removeUnusedMixins(scss: string): string;
}
export declare const scssService: ScssService;