export declare enum ViolationDiffType {
    None = 0,
    Expected = 1,
    Actual = 2
}
type FormatterByDiffType = Record<ViolationDiffType, (text: string) => string>;
/**
 * Takes a yaml formatted string and highlights differences by looking at `expected` and `actual` properties.
 */
export declare function formatYamlViolationsOutput(yamlString: string, formatters?: FormatterByDiffType): string;
/**
 * @notice Masks sensitive key with dots
 * @param key Sensitive key to mask
 * @return Masked key
 */
export declare function maskSensitiveKey(key: string): string;
/**
 * @notice Recursively masks sensitive data in objects
 * @param obj Object with potential sensitive data
 * @return Object with masked sensitive data
 */
export declare function maskSensitiveData(obj: any): any;
export {};
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