import { Env } from "../../dists/env.js";
import { ImmutableMap } from "../../utility/immutable.js";
import { SqLinker } from "../SqLinker.js";
import { Import, SqModule } from "./SqModule.js";
import { SqModuleOutput } from "./SqModuleOutput.js";
export type SqProjectHead = {
    hash: string;
};
export type ModulePointer = {
    name: string;
    hash: string | undefined;
};
type LoadingStatus = {
    type: "not-loaded";
} | {
    type: "loaded";
} | {
    type: "circular";
    path: Import[];
} | {
    type: "failed";
};
type ResolutionData = {
    type: "loading";
} | {
    type: "failed";
    value: string;
} | {
    type: "loaded";
    value: string;
};
export type ModuleData = {
    type: "loading";
} | {
    type: "failed";
    value: string;
} | {
    type: "loaded";
    value: SqModule;
};
type ProjectStateData = {
    heads: ImmutableMap<string, SqProjectHead>;
    resolutions: ImmutableMap<string, ResolutionData>;
    modules: ImmutableMap<string, ModuleData>;
    environment: Env;
    outputs: ImmutableMap<string, SqModuleOutput>;
    linker: SqLinker;
};
export declare class ProjectState implements ProjectStateData {
    readonly heads: ProjectStateData["heads"];
    readonly modules: ProjectStateData["modules"];
    readonly resolutions: ProjectStateData["resolutions"];
    readonly outputs: ProjectStateData["outputs"];
    readonly environment: ProjectStateData["environment"];
    readonly linker: ProjectStateData["linker"];
    private constructor();
    static init(params: {
        linker: SqLinker;
        environment?: Env;
    }): ProjectState;
    withEnvironment(environment: Env): ProjectState;
    clone(params: Partial<Omit<ProjectStateData, "linker">>): ProjectState;
    withModule(module: SqModule): ProjectState;
    withOutput(output: SqModuleOutput): ProjectState;
    getModuleDataByPointer(modulePointer: ModulePointer): ModuleData | undefined;
    getParents(modulePointer: ModulePointer): string[];
    getLoadingStatus(modulePointer: ModulePointer): LoadingStatus;
    getOutput(module: SqModule, environment: Env): SqModuleOutput | undefined;
    gc(): ProjectState;
}
export {};
//# sourceMappingURL=ProjectState.d.ts.map