/// <reference types="read-pkg" />
import * as readPkg from 'read-pkg';
import { IEngine } from './engine';
import { IPJSON } from './pjson';
import { ITopic } from './topic';
export declare type PlatformTypes = 'darwin' | 'linux' | 'win32' | 'aix' | 'freebsd' | 'openbsd' | 'sunos';
export declare type ArchTypes = 'arm' | 'arm64' | 'mips' | 'mipsel' | 'ppc' | 'ppc64' | 's390' | 's390x' | 'x32' | 'x64' | 'x86';
export interface IConfig {
    /**
     * @anycli/config version
     */
    _base: string;
    /**
     * base path of root plugin
     */
    root: string;
    /**
     * process.arch
     */
    arch: ArchTypes;
    /**
     * bin name of CLI command
     */
    bin: string;
    /**
     * cache directory to use for CLI
     *
     * example ~/Library/Caches/mycli or ~/.cache/mycli
     */
    cacheDir: string;
    /**
     * full path to command dir of plugin
     */
    commandsDir: string | undefined;
    /**
     * full path to command dir of plugin's typescript files for development
     */
    commandsDirTS?: string;
    /**
     * normalized full paths to hooks
     */
    hooks: {
        [k: string]: string[];
    };
    /**
     * normalized full paths to typescript hooks
     */
    hooksTS?: {
        [k: string]: string[];
    };
    /**
     * if plugins points to a module this is the full path to that module
     *
     * for dynamic plugin loading
     */
    pluginsModule: string | undefined;
    /**
     * if plugins points to a module this is the full path to that module's typescript
     */
    pluginsModuleTS: string | undefined;
    /**
     * config directory to use for CLI
     *
     * example: ~/.config/mycli
     */
    configDir: string;
    /**
     * data directory to use for CLI
     *
     * example: ~/.local/share/mycli
     */
    dataDir: string;
    /**
     * base dirname to use in cacheDir/configDir/dataDir
     */
    dirname: string;
    /**
     * points to a file that should be appended to for error logs
     *
     * example: ~/Library/Caches/mycli/error.log
     */
    errlog: string;
    /**
     * path to home directory
     *
     * example: /home/myuser
     */
    home: string;
    /**
     * CLI name from package.json
     */
    name: string;
    /**
     * full package.json
     *
     * parsed with read-pkg
     */
    pjson: IPJSON;
    /**
     * process.platform
     */
    platform: PlatformTypes;
    /**
     * active shell
     */
    shell: string;
    /**
     * parsed tsconfig.json
     */
    tsconfig: TSConfig | undefined;
    /**
     * user agent to use for http calls
     *
     * example: mycli/1.2.3 (darwin-x64) node-9.0.0
     */
    userAgent: string;
    /**
     * cli version from package.json
     *
     * example: 1.2.3
     */
    version: string;
    /**
     * if windows
     */
    windows: boolean;
    /**
     * debugging level
     *
     * set by ${BIN}_DEBUG or DEBUG=$BIN
     */
    debug: number;
    /**
     * active @anycli/engine
     */
    engine: IEngine;
    /**
     * npm registry to use for installing plugins
     */
    npmRegistry: string;
    /**
     * a Heroku pre-anycli plugin
     */
    legacy: boolean;
    /**
     * list of topics
     */
    topics: ITopic[];
}
export interface TSConfig {
    compilerOptions: {
        rootDirs?: string[];
        outDir?: string;
    };
}
export interface ConfigOptions {
    name?: string;
    root?: string;
    baseConfig?: IConfig;
}
export declare class Config implements IConfig {
    /**
     * registers ts-node for reading typescript source (./src) instead of compiled js files (./lib)
     * there are likely issues doing this any the tsconfig.json files are not compatible with others
     */
    readonly _base: string;
    arch: ArchTypes;
    bin: string;
    cacheDir: string;
    configDir: string;
    dataDir: string;
    dirname: string;
    errlog: string;
    home: string;
    name: string;
    pjson: any;
    platform: PlatformTypes;
    root: string;
    shell: string;
    version: string;
    windows: boolean;
    userAgent: string;
    commandsDir: string | undefined;
    commandsDirTS: string | undefined;
    pluginsModule: string | undefined;
    pluginsModuleTS: string | undefined;
    tsconfig: TSConfig | undefined;
    debug: number;
    hooks: {
        [k: string]: string[];
    };
    hooksTS?: {
        [k: string]: string[];
    };
    engine: IEngine;
    npmRegistry: string;
    legacy: boolean;
    topics: ITopic[];
    constructor();
    load(root: string, pjson: readPkg.Package, baseConfig?: IConfig): Promise<this>;
    scopedEnvVar(k: string): string | undefined;
    scopedEnvVarTrue(k: string): boolean;
    scopedEnvVarKey(k: string): string;
    protected _topics(): void;
    private dir(category);
    private windowsHome();
    private windowsHomedriveHome();
    private windowsUserprofileHome();
    private macosCacheDir();
    private _tsConfig();
    /**
     * convert a path from the compiled ./lib files to the ./src typescript source
     * this is for developing typescript plugins/CLIs
     * if there is a tsconfig and the original sources exist, it attempts to require ts-
     */
    private _tsPath(orig);
    private _hooks();
    private _shell();
    private _debug();
}
/**
 * returns true if config is instantiated and not ConfigOptions
 */
export declare function isIConfig(o: any): o is IConfig;
/**
 * reads a plugin/CLI's config
 */
export declare function read(opts?: ConfigOptions): Promise<IConfig>;