import { Capability, File, Package, Target } from "./ir";
export interface IPackageResolution {
    get_package(name: string): Promise<Package>;
}
export declare class PackageGraph {
    readonly target: Target;
    readonly trusted: Set<Package>;
    readonly packages: Map<string, ResolvedPackage>;
    constructor(target: Target, trusted: Set<Package>, packages: Map<string, ResolvedPackage>);
    get capability_requirements(): Map<string, ResolvedPackage[]>;
    get capability_providers(): Map<string, ResolvedPackage[]>;
    get_package(name: string): ResolvedPackage;
    parents(root: ResolvedPackage): ResolvedPackage[];
    check_target(root: ResolvedPackage): void;
    check_capabilities(root: ResolvedPackage, capabilities: Set<Capability>): void;
    check(root: ResolvedPackage, capabilities: Set<Capability>, safe_mode: boolean): void;
    commit_capabilities(root: ResolvedPackage, capabilities: Set<Capability>): void;
    serialise(root: ResolvedPackage): Generator<ResolvedPackage, void, unknown>;
}
export declare class ResolvedFile {
    readonly pkg: ResolvedPackage;
    readonly file: File;
    constructor(pkg: ResolvedPackage, file: File);
    with_basename(x: string): ResolvedFile;
    get basename(): string;
    get relative_filename(): string;
    get relative_basename(): string;
    get absolute_directory(): string;
    get absolute_filename(): string;
    get crochet_file(): ResolvedFile;
    get is_crochet(): boolean;
    get binary_image(): string;
    get extension(): string;
}
export declare class ResolvedPackage {
    readonly pkg: Package;
    readonly target: Target;
    readonly granted_capabilities: Set<string>;
    constructor(pkg: Package, target: Target);
    get name(): string;
    get filename(): string;
    get root(): string;
    get binary_root(): string;
    get dependencies(): import("./ir").Dependency[];
    get sources(): ResolvedFile[];
    get native_sources(): ResolvedFile[];
    get required_capabilities(): Set<string>;
    get provided_capabilities(): Set<string>;
}
export declare function build_package_graph(root: Package, target: Target, trusted: Set<Package>, resolver: IPackageResolution): Promise<PackageGraph>;