Ember.streams.Dependency.classStringForValue()

Get the class name for a given value, based on the path, optional className and optional falsyClassName.

• if a className or falsyClassName has been specified:
  • if the value is truthy and className has been specified, className is returned
  • if the value is falsy and falsyClassName has been specified, falsyClassName is returned
  • otherwise null is returned
• if the value is true, the dasherized last part of the supplied path is returned
• if the value is not false, undefined or null, the value is returned
• if none of the above rules apply, null is returned