import * as ts from 'typescript/lib/tsserverlibrary';
import { ClassNameInfo, ExtractionContext } from '../core/types';
import { BaseExtractor } from './BaseExtractor';
/**
 * Extracts class names from variable references by resolving their declarations.
 * Errors point to the actual class name in the declaration, with context about
 * where the variable is used.
 *
 * Handles cases like:
 * - const dynamicClass = 'bg-blue-500';
 *   <div className={dynamicClass}>
 *
 * - const classes = isActive ? 'bg-blue-500' : 'bg-gray-500';
 *   <div className={classes}>
 */
export declare class VariableReferenceExtractor extends BaseExtractor {
    canHandle(node: ts.Node, context: ExtractionContext): boolean;
    extract(node: ts.Node, context: ExtractionContext): ClassNameInfo[];
    /**
     * Extract class names from an identifier by resolving its declaration
     */
    extractFromIdentifier(identifier: ts.Identifier, context: ExtractionContext): ClassNameInfo[];
    /**
     * Extract class names from an initializer expression
     * Reports errors at the declaration position (where the string literal is)
     */
    private extractFromInitializer;
    /**
     * Extract class names from a string literal, pointing errors at the literal position
     * Handles both single-line and multiline strings with various whitespace
     */
    private extractFromStringLiteralWithUsage;
    /**
     * Extract class names from text, tracking offsets for accurate positions
     */
    private extractClassNamesFromText;
}
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