title: Colon Violation: Colons should be next to the identifier when specifying a type and next to the key in dictionary literals. (colon)
body: <p>I am currently using SwiftLint for the perfect coding standards in my projects. After installing it I am getting so many warnings and the common ones are:</p>
  
  <blockquote>
    <p>"Colon Violation: Colons should be next to the identifier when specifying a type and next to the key in dictionary literals. (colon)".</p>
  </blockquote>
  
  <p><img src="https://i.stack.imgur.com/VSwfd.png" alt="enter image description here"></p>
  
  <pre><code>var indexPath:IndexPath!
  static let collapsedHeigth : CGFloat = 80
  static let expandedHeigth : CGFloat = 210
  </code></pre>
  
  <p>What does it means and how to improve it?</p>