@anycli/config/lib/config.js

base config object and standard interfaces for anycli components

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const os = require("os");
const path = require("path");
const debug_1 = require("./debug");
const errors_1 = require("./errors");
const Plugin = require("./plugin");
const util_1 = require("./util");
const debug = debug_1.default();
class Config extends Plugin.Plugin {
    constructor(opts) {
        super(opts);
        this.debug = 0;
        if (this.alreadyLoaded)
            return;
        this.arch = (os.arch() === 'ia32' ? 'x86' : os.arch());
        this.platform = os.platform();
        this.windows = this.platform === 'win32';
        this.bin = this.pjson.anycli.bin || this.name;
        this.dirname = this.pjson.anycli.dirname || this.name;
        this.userAgent = `${this.name}/${this.version} (${this.platform}-${this.arch}) node-${process.version}`;
        this.shell = this._shell();
        this.debug = this._debug();
        this.home = process.env.HOME || (this.windows && this.windowsHome()) || os.homedir() || os.tmpdir();
        this.cacheDir = this.scopedEnvVar('CACHE_DIR') || this.macosCacheDir() || this.dir('cache');
        this.configDir = this.scopedEnvVar('CONFIG_DIR') || this.dir('config');
        this.dataDir = this.scopedEnvVar('DATA_DIR') || this.dir('data');
        this.errlog = path.join(this.cacheDir, 'error.log');
        this.npmRegistry = this.scopedEnvVar('NPM_REGISTRY') || this.pjson.anycli.npmRegistry || 'https://registry.yarnpkg.com';
        try {
            const devPlugins = this.pjson.anycli.devPlugins;
            if (devPlugins)
                this.loadPlugins(this.root, devPlugins);
        }
        catch (err) {
            process.emitWarning(err);
        }
        try {
            const userPJSONPath = path.join(this.dataDir, 'package.json');
            const pjson = this.userPJSON = util_1.loadJSONSync(userPJSONPath);
            if (!pjson.anycli)
                pjson.anycli = { schema: 1 };
            this.loadPlugins(userPJSONPath, pjson.anycli.plugins);
        }
        catch (err) {
            if (err.code !== 'ENOENT')
                process.emitWarning(err);
        }
        debug('config done');
    }
    async runHook(event, opts) {
        debug('start %s hook', event);
        await super.runHook(event, Object.assign({}, opts || {}, { config: this }));
        debug('done %s hook', event);
    }
    async runCommand(id, argv = []) {
        debug('runCommand %s %o', id, argv);
        const c = this.findCommand(id);
        if (!c)
            throw new errors_1.CLIError(`command ${id} not found`);
        const command = c.load();
        await this.runHook('prerun', { Command: command, argv });
        await command.run(argv, this);
    }
    scopedEnvVar(k) {
        return process.env[this.scopedEnvVarKey(k)];
    }
    scopedEnvVarTrue(k) {
        let v = process.env[this.scopedEnvVarKey(k)];
        return v === '1' || v === 'true';
    }
    scopedEnvVarKey(k) {
        return [this.bin, k]
            .map(p => p.replace(/-/g, '_'))
            .join('_')
            .toUpperCase();
    }
    dir(category) {
        const base = process.env[`XDG_${category.toUpperCase()}_HOME`]
            || (this.windows && process.env.LOCALAPPDATA)
            || path.join(this.home, category === 'data' ? '.local/share' : '.' + category);
        return path.join(base, this.dirname);
    }
    windowsHome() { return this.windowsHomedriveHome() || this.windowsUserprofileHome(); }
    windowsHomedriveHome() { return (process.env.HOMEDRIVE && process.env.HOMEPATH && path.join(process.env.HOMEDRIVE, process.env.HOMEPATH)); }
    windowsUserprofileHome() { return process.env.USERPROFILE; }
    macosCacheDir() { return this.platform === 'darwin' && path.join(this.home, 'Library', 'Caches', this.dirname) || undefined; }
    _shell() {
        let shellPath;
        const { SHELL, COMSPEC } = process.env;
        if (SHELL) {
            shellPath = SHELL.split('/');
        }
        else if (this.windows && COMSPEC) {
            shellPath = COMSPEC.split(/\\|\//);
        }
        else {
            shellPath = ['unknown'];
        }
        return shellPath[shellPath.length - 1];
    }
    _debug() {
        if (this.scopedEnvVarTrue('DEBUG'))
            return 1;
        try {
            const { enabled } = require('debug')(this.bin);
            if (enabled)
                return 1;
        }
        catch (_a) { }
        return 0;
    }
}
exports.Config = Config;
function load(opts = (module.parent && module.parent && module.parent.parent && module.parent.parent.filename) || __dirname) {
    if (typeof opts === 'string')
        opts = { root: opts };
    if (isConfig(opts))
        return opts;
    return new Config(opts);
}
exports.load = load;
function isConfig(o) {
    return o && !!o._base;
}