/**
 * RFCStrategy - Request for Comments document format
 *
 * Renders domain results as RFC (Request for Comments) documents with
 * standard sections for formal technical proposals.
 *
 * @module strategies/rfc-strategy
 * @see {@link https://github.com/Anselmoo/mcp-ai-agent-guidelines/blob/development/plan-v0.13.x/specs/SPEC-001-output-strategy-layer.md SPEC-001} §4.2
 */
import type { SessionState } from "../domain/design/types.js";
import type { PromptResult } from "../domain/prompting/types.js";
import type { OutputArtifacts, RenderOptions } from "./output-strategy.js";
import { OutputApproach } from "./output-strategy.js";
import { BaseStrategy } from "./shared/base-strategy.js";
import type { ValidationResult } from "./shared/types.js";
/**
 * RFCStrategy implements the RFC (Request for Comments) document format.
 *
 * Supports rendering:
 * - PromptResult: Convert prompt analysis to RFC proposal
 * - SessionState: Convert design session to RFC document
 *
 * @extends {BaseStrategy<PromptResult | SessionState, OutputArtifacts>}
 */
export declare class RFCStrategy extends BaseStrategy<PromptResult | SessionState, OutputArtifacts> {
    protected readonly name = "rfc";
    protected readonly version = "2.0.0";
    /** The output approach this strategy implements */
    readonly approach = OutputApproach.RFC;
    /**
     * Validate that the input is a PromptResult or SessionState.
     *
     * @param input - Input to validate
     * @returns Validation result
     */
    validate(input: PromptResult | SessionState): ValidationResult;
    /**
     * Execute the RFC rendering strategy.
     *
     * @param input - The domain result to render (PromptResult or SessionState)
     * @returns Output artifacts with primary RFC document
     */
    execute(input: PromptResult | SessionState, options?: Partial<RenderOptions>): Promise<OutputArtifacts>;
    /**
     * Check if this strategy supports rendering a specific domain type.
     *
     * @param domainType - The domain type identifier
     * @returns True if this strategy can render the domain type
     */
    supports(domainType: string): boolean;
    /**
     * Render a PromptResult to RFC format.
     *
     * @param result - The prompt result to render
     * @param options - Optional rendering options
     * @returns Output artifacts with RFC document
     * @private
     */
    private renderPromptAsRFC;
    /**
     * Render a SessionState to RFC format.
     *
     * @param result - The session state to render
     * @returns Output artifacts with RFC document
     * @private
     */
    private renderSessionAsRFC;
    /**
     * Extract title from PromptResult.
     *
     * @param result - The prompt result
     * @returns Extracted title
     * @private
     */
    private extractTitle;
    /**
     * Extract summary from PromptResult.
     *
     * @param result - The prompt result
     * @returns Extracted summary
     * @private
     */
    private extractSummary;
    /**
     * Extract scope from PromptResult.
     *
     * @param result - The prompt result
     * @returns Extracted scope
     * @private
     */
    private extractScope;
    /**
     * Extract proposal from PromptResult.
     *
     * @param result - The prompt result
     * @returns Extracted proposal
     * @private
     */
    private extractProposal;
    /**
     * Extract pros from PromptResult.
     *
     * @param result - The prompt result
     * @returns Extracted pros as bullet list
     * @private
     */
    private extractPros;
    /**
     * Extract cons from PromptResult.
     *
     * @param result - The prompt result
     * @returns Extracted cons as bullet list
     * @private
     */
    private extractCons;
    /**
     * Extract alternatives from PromptResult.
     *
     * @param result - The prompt result
     * @returns Extracted alternatives
     * @private
     */
    private extractAlternatives;
    /**
     * Extract conclusion from PromptResult.
     *
     * @param result - The prompt result
     * @returns Extracted conclusion
     * @private
     */
    private extractConclusion;
    /**
     * Extract title from SessionState.
     *
     * @param result - The session state
     * @returns Extracted title
     * @private
     */
    private extractSessionTitle;
    /**
     * Extract summary from SessionState.
     *
     * @param result - The session state
     * @returns Extracted summary
     * @private
     */
    private extractSessionSummary;
    /**
     * Extract scope from SessionState.
     *
     * @param result - The session state
     * @returns Extracted scope
     * @private
     */
    private extractSessionScope;
    /**
     * Extract proposal from SessionState.
     *
     * @param result - The session state
     * @returns Extracted proposal
     * @private
     */
    private extractSessionProposal;
    /**
     * Extract pros from SessionState.
     *
     * @param result - The session state
     * @returns Extracted pros as bullet list
     * @private
     */
    private extractSessionPros;
    /**
     * Extract cons from SessionState.
     *
     * @param result - The session state
     * @returns Extracted cons as bullet list
     * @private
     */
    private extractSessionCons;
    /**
     * Extract alternatives from SessionState.
     *
     * @param result - The session state
     * @returns Extracted alternatives
     * @private
     */
    private extractSessionAlternatives;
    /**
     * Extract conclusion from SessionState.
     *
     * @param result - The session state
     * @returns Extracted conclusion
     * @private
     */
    private extractSessionConclusion;
    /**
     * Format RFC content with optional metadata footer.
     *
     * @param baseContent - The base RFC content without metadata
     * @param options - Optional rendering options
     * @returns Formatted content with or without metadata footer
     * @private
     */
    private formatRFCContent;
    /**
     * Type guard for PromptResult.
     *
     * @param result - The value to check
     * @returns True if result is a PromptResult
     * @private
     */
    private isPromptResult;
    /**
     * Type guard for SessionState.
     *
     * @param result - The value to check
     * @returns True if result is a SessionState
     * @private
     */
    private isSessionState;
}
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