/**
 * demand-file-classification — file-kind predicates and demand evidence
 * strength for the discovery scan (#435).
 *
 * Extracted from demand-signals.ts so signal definitions stay separate from
 * the file-classification surface used by the collector and the pipeline.
 */
import type { DemandEvidenceStrength } from "../../types.js";
/**
 * Known environment-template file names whose content is inspected for
 * technology signals.
 */
export declare const ENV_TEMPLATE_FILE_NAMES: Set<string>;
/**
 * Manifest file names inspected directly for demand evidence during a scan.
 */
export declare const INSPECTABLE_FILE_NAMES: Set<string>;
/**
 * Provides should inspect file for the lifecycle pipeline.
 */
export declare function shouldInspectFile(fileName: string, filePath: string): boolean;
/**
 * Returns whether the provided value matches actor json file.
 */
export declare function isActorJsonFile(fileName: string, filePath: string): boolean;
/**
 * Classifies demand evidence strength for the lifecycle pipeline.
 */
export declare function getDemandEvidenceStrength(fileName: string, filePath: string): DemandEvidenceStrength | null;
/**
 * Returns whether a file is a pip requirements/constraints file (including
 * suffixed variants and entries under a requirements/ directory).
 */
export declare function isRequirementsFile(fileName: string, filePath: string): boolean;
/**
 * Returns whether a file name is a Dockerfile (or suffixed/variant form) or
 * the Containerfile alternative.
 */
export declare function isDockerfileName(fileName: string): boolean;
/**
 * Detects test-framework config filenames (playwright/vitest/jest).
 *
 * Single canonical check shared by demand-scoring and evidence-strength
 * classification (#436); a framework config file is a strong demand signal
 * for its ecosystem.
 */
export declare function isTestFrameworkConfigFileName(fileName: string): boolean;
/**
 * Returns whether a file name is a docker-compose or plain compose YAML.
 */
export declare function isComposeFileName(fileName: string): boolean;
/**
 * Returns whether a file name is a package-manager lock file.
 */
export declare function isLockfileName(fileName: string): boolean;
/**
 * Returns whether a file name is a .NET project manifest (csproj or shared
 * package management file).
 */
export declare function isNugetManifestFile(fileName: string): boolean;
/**
 * Returns whether a file name is a language source file carrying strong
 * demand evidence for its ecosystem.
 */
export declare function isLanguageSourceFile(fileName: string): boolean;