import { FormattingLexeme } from '../models/FormattingLexeme';
/**
 * Restores SQL strings from FormattingLexeme arrays while preserving original formatting
 * This class handles the restoration of SQL text with exact whitespace, comments, and indentation
 */
export declare class OriginalFormatRestorer {
    /**
     * Restores SQL string from FormattingLexeme array preserving original formatting
     * @param lexemes Array of FormattingLexeme with formatting information
     * @returns Restored SQL string with original formatting preserved
     */
    restore(lexemes: FormattingLexeme[]): string;
    /**
     * Restores SQL with inline comments preserved at their original positions
     * @param lexemes Array of FormattingLexeme with formatting information
     * @param includeComments Whether to include inline comments in output
     * @returns Restored SQL string
     */
    restoreWithComments(lexemes: FormattingLexeme[], includeComments?: boolean): string;
    /**
     * Extracts formatting patterns from FormattingLexemes for analysis
     * @param lexemes Array of FormattingLexeme
     * @returns Object containing formatting statistics
     */
    analyzeFormatting(lexemes: FormattingLexeme[]): {
        totalWhitespace: number;
        totalComments: number;
        indentationStyle: 'spaces' | 'tabs' | 'mixed' | 'none';
        averageIndentSize: number;
    };
    /**
     * Validates that lexemes contain proper formatting information
     * @param lexemes Array of FormattingLexeme to validate
     * @returns Validation result with details
     */
    validateFormattingLexemes(lexemes: FormattingLexeme[]): {
        isValid: boolean;
        issues: string[];
    };
}