Module: Derelict::Exception::OptionalReason

Included in:
Connection::Invalid, Instance::Invalid, Parser::BoxList::InvalidFormat, Parser::PluginList::InvalidFormat, Parser::Status::InvalidFormat, Parser::Version::InvalidFormat, VirtualMachine::Invalid
Defined in:
lib/derelict/exception/optional_reason.rb

Overview

An exception that has a message and optional additional reason

The reason can be passed to the constructor (if desired). When a reason is passed, it’s appended to the default message. If no reason is passed, the default message is used.

Instance Method Summary collapse

Instance Method Details

#initialize(reason = nil) ⇒ Object

Initializes a new instance of this exception, with a reason

* reason: Optional reason to add to the default error message
          (optional, the default message will be used if no
          reason is provided)



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# File 'lib/derelict/exception/optional_reason.rb', line 14

def initialize(reason = nil)
  if reason.nil?
    super default_message
  else
    super "#{default_message}: #{reason}"
  end
end