@fe-fast/unused-css-pruner/dist/core/pruner.d.ts

A powerful CSS pruning tool that removes unused styles with support for dynamic class names, CSS-in-JS, and component-level analysis

import { PrunerConfig, AnalysisResult, CleanResult } from '../types.js';
export declare class CSSPruner {
    private config;
    private cssParser;
    private sourceScanner;
    constructor(config: PrunerConfig);
    /**
     * Analyze CSS files and find unused styles
     */
    analyze(): Promise<AnalysisResult>;
    /**
     * Clean CSS files by removing unused styles
     */
    clean(): Promise<CleanResult>;
    /**
     * Analyze which selectors are used vs unused
     */
    private analyzeUsage;
    /**
     * Check if a CSS selector is used in the source code
     */
    private isSelectorUsed;
    /**
     * Extract class names from a CSS selector
     */
    private extractClassNamesFromSelector;
    /**
     * Check if selector is a special selector that should be kept
     */
    private isSpecialSelector;
    /**
     * Check if selector is whitelisted
     */
    private isWhitelisted;
    /**
     * Check if selector is blacklisted
     */
    private isBlacklisted;
    /**
     * Remove unused selectors from CSS content using CSS AST
     */
    private removeUnusedSelectors;
    /**
     * Extract selectors from a CSS rule node
     */
    private extractSelectorsFromNode;
    /**
     * Fallback method for string-based removal (for compressed CSS)
     */
    private removeUnusedSelectorsStringBased;
    /**
     * Find the boundaries of a CSS rule
     */
    private findRuleBoundaries;
    /**
     * Log cleaning summary with intuitive statistics
     */
    private logCleaningSummary;
    /**
     * Format bytes to human readable format
     */
    private formatBytes;
    /**
     * Generate analysis report
     */
    private generateReport;
}
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