Method: ActionMailer::Preview.exists?

Defined in:

actionmailer/lib/action_mailer/preview.rb

.exists?(preview) ⇒ Boolean

Returns true if the preview exists.

Returns:

• (Boolean)

# File 'actionmailer/lib/action_mailer/preview.rb', line 106

def exists?(preview)
  all.any? { |p| p.preview_name == preview }
end