/**
 * Custom Rules Engine (v1.1.0)
 *
 * Configurable rules to block or warn on PRs matching specific patterns.
 * Example: "Block PRs that touch auth/ without security team review"
 */
export type RuleActionType = 'block' | 'warn' | 'require-review' | 'assign-reviewer' | 'notify-slack' | 'notify-discord' | 'apply-label';
export interface RuleAction {
    type: RuleActionType;
    payload?: string | string[];
}
export interface RuleDefinition {
    id: string;
    description: string;
    action: RuleAction | RuleActionType;
    condition: RuleCondition;
}
export type RuleCondition = PathCondition | MaxFilesCondition | MaxDiffSizeCondition | AuthorCondition | ImpactScoreCondition | BusFactorCondition | AndCondition | OrCondition | NotCondition;
export interface PathCondition {
    type: 'path';
    pattern: string;
}
export interface MaxFilesCondition {
    type: 'max-files';
    count: number;
}
export interface MaxDiffSizeCondition {
    type: 'max-diff-size';
    lines: number;
}
export interface AuthorCondition {
    type: 'author-in';
    authors: string[];
}
export interface ImpactScoreCondition {
    type: 'impact-score';
    minScore: number;
}
export interface BusFactorCondition {
    type: 'bus-factor';
    maxFactor: number;
}
export interface AndCondition {
    type: 'and';
    conditions: RuleCondition[];
}
export interface OrCondition {
    type: 'or';
    conditions: RuleCondition[];
}
export interface NotCondition {
    type: 'not';
    condition: RuleCondition;
}
export interface RuleInput {
    files: string[];
    linesAdded: number;
    linesRemoved: number;
    author?: string;
    impactScore?: number;
    lowestBusFactor?: number;
}
export interface RuleViolation {
    ruleId: string;
    description: string;
    action: RuleAction;
}
export declare class RulesEngine {
    private rules;
    constructor(rules?: RuleDefinition[]);
    addRule(rule: RuleDefinition): void;
    setRules(rules: RuleDefinition[]): void;
    getRules(): RuleDefinition[];
    evaluate(input: RuleInput): RuleViolation[];
    private evaluateCondition;
}
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