error: Could not find 'rubocop'. The program may not be installed.
at Rubocop.module.exports.Beautifier.commandNotFoundError (/Users/chrisaga/.atom/packages/atom-beautify/src/beautifiers/beautifier.coffee:178:14)
at /Users/chrisaga/.atom/packages/atom-beautify/src/beautifiers/beautifier.coffee:274:25
at tryCatcher (/Applications/Atom.app/Contents/Resources/app.asar/node_modules/babel-core/node_modules/bluebird/js/main/util.js:26:23)
at Promise._settlePromiseFromHandler (/Applications/Atom.app/Contents/Resources/app.asar/node_modules/babel-core/node_modules/bluebird/js/main/promise.js:507:31)
at Promise._settlePromiseAt (/Applications/Atom.app/Contents/Resources/app.asar/node_modules/babel-core/node_modules/bluebird/js/main/promise.js:581:18)
at Promise._settlePromises (/Applications/Atom.app/Contents/Resources/app.asar/node_modules/babel-core/node_modules/bluebird/js/main/promise.js:697:14)
at Async._drainQueue (/Applications/Atom.app/Contents/Resources/app.asar/node_modules/babel-core/node_modules/bluebird/js/main/async.js:123:16)
at Async._drainQueues (/Applications/Atom.app/Contents/Resources/app.asar/node_modules/babel-core/node_modules/bluebird/js/main/async.js:133:10)
at MutationObserver.Async.drainQueues (/Applications/Atom.app/Contents/Resources/app.asar/node_modules/babel-core/node_modules/bluebird/js/main/async.js:15:14)
at process._tickCallback (node.js:368:9)
###Just trying to call beautify on some small Ruby code.