export declare const enum ConfigurationScope {
    /**
     * Application specific configuration, which can be configured only in local user settings.
     */
    APPLICATION = 1,
    /**
     * Machine specific configuration, which can be configured only in local and remote user settings.
     */
    MACHINE = 2,
    /**
     * Window specific configuration, which can be configured in the user or workspace settings.
     */
    WINDOW = 3,
    /**
     * Resource specific configuration, which can be configured in the user, workspace or folder settings.
     */
    RESOURCE = 4,
    /**
     * Resource specific configuration that can be configured
     */
    RESOURCE_OVERRIDABLE = 5,
    /**
     * Machine specific conifugration that can also be configured
     */
    MACHINE_OVERRIDABLE = 6
}
export declare const enum ConfigurationTarget {
    /**
     * Targets the user configuration file for writing.
     */
    USER = 1,
    USER_LOCAL = 2,
    USER_REMOTE = 3,
    /**
     * Targets the workspace configuration file for writing. This only works if a workspace is opened.
     */
    WORKSPACE = 4,
    /**
     * Targets the folder configuration file for writing. This only works if a workspace is opened.
     */
    WORKSPACE_FOLDER = 5,
    DEFAULT = 6,
    MEMORY = 7
}
export declare const LOCAL_MACHINE_SCOPES: ConfigurationScope[];
export declare const REMOTE_MACHINE_SCOPES: ConfigurationScope[];
export declare const WORKSPACE_SCOPES: ConfigurationScope[];
export declare const FOLDER_SCOPES: ConfigurationScope[];
export type IConfigurationKey = {
    type: 'user' | 'workspaces' | 'folder';
    key: string;
};
export interface IConfigurationCache {
    read(key: IConfigurationKey): Promise<string>;
    write(key: IConfigurationKey, content: string): Promise<void>;
    remove(key: IConfigurationKey): Promise<void>;
}