export type PatternVar = {
    $var: string;
};
export type Pattern = PatternVar | string | number | {
    [key: string]: Pattern | Pattern[];
} | Pattern[];
export type ExtractedVars = Record<string, unknown>;
export declare class PatternMatcher {
    match(node: unknown, pattern: Pattern): ExtractedVars | null;
    private matchNode;
    private isPatternVar;
    private deepEqual;
}
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