```ruby
class PhpstormEap < Cask
  version '138.2071'
  sha256 'f0c52920fdce0ca3f1001342e816e5283c3efe502a1b0d39667332b4afeced87'

  url "http://download.jetbrains.com/webide/PhpStorm-EAP-#{version}.dmg"
  homepage 'http://confluence.jetbrains.com/display/PhpStorm/PhpStorm+Early+Access+Program'

  app 'PhpStorm EAP.app'
end
```

Update PhpStorm EAP to v138.2502
user
```ruby
class PhpstormEap < Cask
  version '138.2502'
  sha256 '61c1872a4e487f955956cba93eb8a2f5f743c8dd1aff1eac1c96555b306cdb81'

  url "http://download.jetbrains.com/webide/PhpStorm-EAP-#{version}.dmg"
  homepage 'http://confluence.jetbrains.com/display/PhpStorm/PhpStorm+Early+Access+Program'

  app 'PhpStorm EAP.app'
end
```
assistant