import type { ProjectConfig, SuiteConfig } from "./types.js";
import type { EnvironmentConfig, GradingEnvironmentConfig } from "../eval/types.js";
/**
 * Merge two string arrays, detecting entries that appear in both.
 * In "error" mode (default), throws on duplicates; in "warn" mode,
 * deduplicates without throwing. Logging, if desired, is left to the caller.
 */
export declare function dedup(a: string[] | undefined, b: string[] | undefined, label: string, onConflict?: "error" | "warn"): string[];
/**
 * Merge two file-mapping arrays, throwing if both define the same destination
 * with a different source (conflict) or identical source (redundant duplicate).
 *
 * Destination identity is `(dest_root, dest)`: the same `dest` under `workdir`
 * and under `assets` names two different locations, so only entries targeting
 * the same root can collide.
 */
export declare function dedupFiles(a: NonNullable<EnvironmentConfig["files"]> | undefined, b: NonNullable<EnvironmentConfig["files"]> | undefined): NonNullable<EnvironmentConfig["files"]>;
/**
 * Merge two already-resolved EnvironmentConfig objects — concatenate skills,
 * files, and commands while detecting conflicts and duplicates.
 */
export declare function mergeResolvedEnvironments(root: EnvironmentConfig, stimulus: EnvironmentConfig): EnvironmentConfig;
/**
 * Merge a root and a stimulus {@link GradingEnvironmentConfig} — concatenate
 * their grader-only `files`, detecting conflicts and duplicates the same way
 * agent-environment files are merged. Returns `undefined` when neither side
 * stages any grader file.
 */
export declare function mergeGradingEnvironments(root: GradingEnvironmentConfig | undefined, stimulus: GradingEnvironmentConfig | undefined): GradingEnvironmentConfig | undefined;
export declare class ProjectContext {
    readonly config: ProjectConfig;
    constructor(config: ProjectConfig);
    /** Factory: load .vally.yaml and wrap in a ProjectContext. */
    static load(startDir: string): Promise<ProjectContext>;
    /** The directory where .vally.yaml was found (empty string if defaults). */
    get dir(): string;
    /** Resolve eval directories to absolute paths. */
    resolveEvalDirs(fallbackDir?: string): string[];
    /** Look up a suite by name. Throws with fuzzy suggestion if not found. */
    resolveSuite(name: string): SuiteConfig;
}
//# sourceMappingURL=context.d.ts.map