```ruby
class PhpstormEap < Cask
  url 'http://download.jetbrains.com/webide/PhpStorm-EAP-138.1505.dmg'
  homepage 'http://confluence.jetbrains.com/display/PhpStorm/PhpStorm+Early+Access+Program'
  version '138.1505'
  sha256 'b8e0eb056bb40048106fb6b2e61cabd44e5321c7f31b746dd0dc18b47ea7f409'
  link 'PhpStorm EAP.app'
end
```

Update PHPStorm EAP to 138.1901
user
```ruby
class PhpstormEap < Cask
  url 'http://download.jetbrains.com/webide/PhpStorm-EAP-138.1901.dmg'
  homepage 'http://confluence.jetbrains.com/display/PhpStorm/PhpStorm+Early+Access+Program'
  version '138.1901'
  sha256 '639afdb33e7044d11d451fd7857186ceec67d50d613bea2f3979b749964cf1c0'
  link 'PhpStorm EAP.app'
end
```
assistant