monkeypatch eslint from config to avoid peerDependencies; just "npm install eslint eslint-config-your-config" and the rest happens by evil magic

eslintrc.json

{
  "extends": "semistandard",
  "parser": "babel-eslint",
  "plugins": [
    "lodash3",
    "no-class",
    "mocha-only",
    "prototype-chain"
  ],
  "rules": {
    "space-before-function-paren": 0,
    "arrow-parens": [
      1,
      "as-needed"
    ]
  }
}

index.js

'use strict';

var pkg = require('./package.json');
var dependencies = Object.keys(pkg.dependencies);
var pkgName = pkg.name;
var path = require('path');

// monkeypatch from hell makes eslint load all of a config's
// dependencies.
function patchRequire(original, filepath) {
  return function (name) {
    var idx = dependencies.indexOf(name);
    if (idx > -1) {
      name = path.join(__dirname, 'node_modules', name);
      return original(name);
    }
    if (path.isAbsolute(name)) {
      return original(name);
    }
    if (name === pkgName) {
      return module.exports;
    }
    if (name.charAt(0) === '.') {
      return original(path.join(path.dirname(filepath), name));
    }
    return original(path.join(path.dirname(filepath),
      '..',
      '..',
      'node_modules',
      name));
  };
}

// TODO assertions that these are correct, or otherwise scan for the
// files in question.
var cliEngine = module.parent.parent.parent;
var configFile = cliEngine.children[5].children[0];
var configFileRequire = configFile.require;
var cliEngineRequire = cliEngine.require;

cliEngine.require = patchRequire(cliEngineRequire, cliEngine.filename);
configFile.require = patchRequire(configFileRequire, configFile.filename);

module.exports = require('./eslintrc.json');

package.json

{
  "dependencies": {
    "babel-eslint": "^4.1.6",
    "eslint-config-semistandard": "^5.0.0",
    "eslint-config-standard": "^4.4.0",
    "eslint-plugin-lodash3": "^0.3.0",
    "eslint-plugin-mocha-only": "0.0.3",
    "eslint-plugin-no-class": "^0.1.0",
    "eslint-plugin-prototype-chain": "boneskull/eslint-plugin-prototype-chain",
    "eslint-plugin-standard": "^1.3.1"
  },
  "main": "index.js"
}

fabulously horrible, but seems to "work" until ESLint changes a couple lines of code