/**
 * Risk Calculator Policy — pure logic migrated from openclaw-plugin.
 *
 * No I/O, no fs, no network. Only the pure line-change estimation function
 * that was previously mixed with I/O functions in plugin's risk-calculator.ts.
 * The I/O functions (assessRiskLevel, getTargetFileLineCount,
 * calculatePercentageThreshold) were dead code and removed during Stage 2/3.
 */
export interface FileModification {
    toolName: string;
    params: Record<string, unknown>;
}
/**
 * Estimate the number of lines changed by a tool call.
 * Returns 0 for unknown tools, 50 for file deletions.
 */
export declare function estimateLineChanges(modification: FileModification): number;
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