How to use cucumber together with Sublime Text 2 Editor
Sublime Text 2 doesn't have out of the box support for cucumber and package control doesn't provide anything.
Adding support to run tests from within sublime text 2: RubyText Package
Add syntax highlighting for Cucumber (Gherkin): Cucumber Syntax
Maybe you'll run into broken test output. Check out this (tmp.) solution until the next sublime version hopefully fixes this.