/**
 * FR-D01: Stage Transition Auto-Trigger.
 *
 * Automatically triggers gate checks when PipelineEngine transitions
 * between stages. On rejection, generates structured fixTasks and
 * emits 'gate-auto-triggered' event.
 *
 * (spec §FR-D01, AC-D01.1 through AC-D01.7)
 */
import type { StageId, ArtifactRef } from '../types/index.js';
import type { GateEngine } from '../gate/gate-engine.js';
import type { GateAutoTriggerRecord, TransitionGateBinding } from './types.js';
/** Result of an auto-triggered gate evaluation. */
export interface AutoTriggerResult {
    /** Whether the gate passed. */
    passed: boolean;
    /** The full trigger record (AC-D01.6). */
    record: GateAutoTriggerRecord;
}
/**
 * StageTransitionTrigger — evaluates gates at stage transition points.
 *
 * AC-D01.1: Automatically triggers gate when stage transitions.
 * AC-D01.2: Reuses FR-23/FR-25 evaluator chain via GateEngine.
 * AC-D01.5: Does not change gate pass/block semantics.
 */
export declare class StageTransitionTrigger {
    private readonly gateEngine;
    private readonly bindings;
    constructor(gateEngine: GateEngine, bindings: TransitionGateBinding[]);
    /**
     * Check if a transition point has a bound gate.
     */
    hasGateBinding(fromStage: StageId, toStage: StageId): boolean;
    /**
     * Get the gate type for a transition point.
     */
    getGateType(fromStage: StageId, toStage: StageId): string | undefined;
    /**
     * Evaluate the gate at a transition point.
     *
     * AC-D01.1: Auto-triggers without manual call.
     * AC-D01.2: Reuses GateEngine evaluation (FR-23/FR-25).
     * AC-D01.3: Generates fixTasks on rejection.
     * AC-D01.5: Same pass/block semantics as manual gate.
     * AC-D01.6: Returns full record for audit trail.
     */
    evaluate(fromStage: StageId, toStage: StageId, artifacts: ArtifactRef[]): AutoTriggerResult | null;
    /**
     * Generate structured fix tasks from gate verdict blockers (AC-D01.3).
     * Each blocker is mapped to a fix task with frId, acId, description, and severity.
     */
    private generateFixTasks;
    /**
     * Infer severity from gate score and blocker position.
     * Lower scores and earlier blockers get higher severity.
     */
    private inferSeverity;
    /**
     * Infer FR ID from stage and blocker text.
     * Maps stage to the most likely FR that owns it.
     */
    private inferFrId;
    /**
     * Infer AC ID from blocker text and index.
     */
    private inferAcId;
}
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