/**
 * Severity levels for detected secrets
 */
export type SecretSeverity = 'high' | 'medium' | 'low';
/**
 * Represents a secret finding in the source code.
 */
export type SecretFinding = {
    file: string;
    line: number;
    kind: 'pattern' | 'entropy';
    message: string;
    snippet: string;
    severity: SecretSeverity;
};
export declare const SUSPICIOUS_KEYS: RegExp;
export declare const PROVIDER_PATTERNS: RegExp[];
/**
 * Checks if a line has an ignore comment
 * fx: // dotenv-diff-ignore or /* dotenv-diff-ignore *\/ or <!-- dotenv-diff-ignore -->
 * @param line - The line to check
 * @returns True if the line should be ignored
 */
export declare function hasIgnoreComment(line: string): boolean;
/**
 * Detects secrets in the source code of a file.
 * @param file - The file path to check.
 * @param source - The source code to scan for secrets.
 * @returns An array of secret findings.
 */
export declare function detectSecretsInSource(file: string, source: string, opts?: {
    ignoreUrls?: string[];
}): SecretFinding[];
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