react-cosmos/dist/config/detectCosmosConfig.js

CLI for running React Cosmos inside webpack-powered apps

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.detectCosmosConfig = detectCosmosConfig;
exports.detectCosmosConfigPath = detectCosmosConfigPath;

var _path = _interopRequireDefault(require("path"));

var _cli = require("../shared/cli");

var _fs = require("../shared/fs");

var _createCosmosConfig = require("./createCosmosConfig");

var _getCosmosConfigAtPath = require("./getCosmosConfigAtPath");

var _shared = require("./shared");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function detectCosmosConfig() {
  var cosmosConfigPath = detectCosmosConfigPath();
  return cosmosConfigPath ? (0, _getCosmosConfigAtPath.getCosmosConfigAtPath)(cosmosConfigPath) : (0, _createCosmosConfig.createCosmosConfig)(detectRootDir());
}

function detectCosmosConfigPath() {
  var rootDir = detectRootDir();
  var cliArgs = (0, _cli.getCliArgs)(); // CLI support for --config path/to/cosmos.config.json

  if (typeof cliArgs.config === 'string') {
    if (_path.default.extname(cliArgs.config) !== '.json') throw new Error("[Cosmos] Invalid config file type: ".concat(cliArgs.config, " (must be .json)"));

    var absPath = _path.default.resolve(rootDir, cliArgs.config);

    if (!(0, _fs.fileExists)(absPath)) throw new Error("[Cosmos] Config not found at path: ".concat(cliArgs.config));
    return absPath;
  }

  var defaultConfigPath = _path.default.join(rootDir, 'cosmos.config.json');

  return (0, _fs.moduleExists)(defaultConfigPath) ? defaultConfigPath : null;
}

function detectRootDir() {
  var cliArgs = (0, _cli.getCliArgs)(); // CLI support for --root-dir path/to/project

  if (typeof cliArgs.rootDir === 'string') {
    var absPath = _path.default.resolve((0, _shared.getCurrentDir)(), cliArgs.rootDir);

    if (!(0, _fs.dirExists)(absPath)) throw new Error("[Cosmos] Dir not found at path: ".concat(cliArgs.rootDir));
    return absPath;
  }

  return (0, _shared.getCurrentDir)();
}