Claude Prompts MCP Server

/** * Feature Flags for Execution Context System * * Provides safe, gradual rollout of new type system features through * environment variable toggles. */ /** * Check if discriminated unions are enabled for the execution context. * * **Feature**: Discriminated Union Type System (Phase 2) * **Default**: `false` (disabled for backward compatibility) * **Enable**: Set environment variable `USE_DISCRIMINATED_UNIONS=true` * * When enabled: * - ExecutionContext uses discriminated union types * - Type guards enable compile-time type narrowing * - Optional chaining reduced by ~50% * - Pipeline stages use variant-specific paths * * When disabled: * - Uses class-based ExecutionContext (legacy) * - Runtime validation with optional fields * - Backward compatibility maintained * * @returns true if discriminated unions feature is enabled * * @example * ```typescript * if (useDiscriminatedUnions()) { * // Use type guards for variant-specific logic * if (hasChainCommand(context)) { * // context.parsedCommand is ChainCommand * } * } else { * // Use runtime checks * if (context.parsedCommand?.steps) { * // Chain execution * } * } * ``` */ export declare function useDiscriminatedUnions(): boolean; /** * Feature flag status for logging and diagnostics * * @returns Object containing all feature flag states */ export declare function getFeatureFlagStatus(): Record<string, boolean>;