import type { MergeableRecord } from './util/objects';
import Joi from 'joi';
import type { BuiltInDefinitions } from './dataflow/environments/built-in-config';
import type { KnownParser } from './r-bridge/parser';
export declare enum VariableResolve {
    /** Don't resolve constants at all */
    Disabled = "disabled",
    /** Use alias tracking to resolve */
    Alias = "alias",
    /** Only resolve directly assigned builtin constants */
    Builtin = "builtin"
}
export interface FlowrConfigOptions extends MergeableRecord {
    /**
     * Whether source calls should be ignored, causing {@link processSourceCall}'s behavior to be skipped
     */
    readonly ignoreSourceCalls: boolean;
    /** Configure language semantics and how flowR handles them */
    readonly semantics: {
        /** Semantics regarding the handlings of the environment */
        readonly environment: {
            /** Do you want to overwrite (parts) of the builtin definition? */
            readonly overwriteBuiltIns: {
                /** Should the default configuration still be loaded? */
                readonly loadDefaults?: boolean;
                /** The definitions to load */
                readonly definitions: BuiltInDefinitions;
            };
        };
    };
    /**
     * The engines to use for interacting with R code. Currently supports {@link TreeSitterEngineConfig} and {@link RShellEngineConfig}.
     * An empty array means all available engines will be used.
     */
    readonly engines: readonly EngineConfig[];
    /**
     * The default engine to use for interacting with R code. If this is undefined, an arbitrary engine from {@link engines} will be used.
     */
    readonly defaultEngine?: EngineConfig['type'];
    /** How to resolve constants, constraints, cells, ... */
    readonly solver: {
        /**
         * How to resolve variables and their values
         */
        readonly variables: VariableResolve;
        /**
         * Whether to track pointers in the dataflow graph,
         * if not, the graph will be over-approximated wrt.
         * containers and accesses
         */
        readonly pointerTracking: boolean;
    };
}
export interface TreeSitterEngineConfig extends MergeableRecord {
    readonly type: 'tree-sitter';
    /**
     * The path to the tree-sitter-r WASM binary to use. If this is undefined, {@link DEFAULT_TREE_SITTER_R_WASM_PATH} will be used.
     */
    readonly wasmPath?: string;
    /**
     * The path to the tree-sitter WASM binary to use. If this is undefined, the path specified by the tree-sitter package will be used.
     */
    readonly treeSitterWasmPath?: string;
}
export interface RShellEngineConfig extends MergeableRecord {
    readonly type: 'r-shell';
    /**
     * The path to the R executable to use. If this is undefined, {@link DEFAULT_R_PATH} will be used.
     */
    readonly rPath?: string;
}
export type EngineConfig = TreeSitterEngineConfig | RShellEngineConfig;
export type KnownEngines = {
    [T in EngineConfig['type']]?: KnownParser;
};
export declare const defaultConfigOptions: FlowrConfigOptions;
export declare const flowrConfigFileSchema: Joi.ObjectSchema<any>;
export declare function setConfigFile(file: string | undefined, workingDirectory?: string, forceLoad?: boolean): void;
export declare function parseConfig(jsonString: string): FlowrConfigOptions | undefined;
export declare function setConfig(config: FlowrConfigOptions): void;
export declare function amendConfig(amendment: Partial<FlowrConfigOptions>): void;
export declare function getConfig(): FlowrConfigOptions;
export declare function getEngineConfig<T extends EngineConfig['type']>(engine: T): EngineConfig & {
    type: T;
} | undefined;