Class: Messaging::ExpectedVersion

Inherits:
Object
  • Object
show all
Defined in:
lib/messaging/expected_version.rb

Constant Summary collapse

Error = 
Class.new(StandardError)

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(version) ⇒ ExpectedVersion

Returns a new instance of ExpectedVersion.



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# File 'lib/messaging/expected_version.rb', line 7

def initialize(version)
  @version = version
end

Instance Attribute Details

#version ⇒ Object (readonly)

Returns the value of attribute version.



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# File 'lib/messaging/expected_version.rb', line 5

def version
  @version
end

Instance Method Details

#any? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/messaging/expected_version.rb', line 11

def any?
  version == :any
end

#match!(other_version) ⇒ Object

Raises:



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# File 'lib/messaging/expected_version.rb', line 26

def match!(other_version)
  return true if matches?(other_version)
  raise Error, "expected: #{version} actual: #{other_version}"
end

#matches?(other_version) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/messaging/expected_version.rb', line 19

def matches?(other_version)
  return true if any?
  return true if none? && other_version == -1
  return true if version == other_version
  false
end

#none? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/messaging/expected_version.rb', line 15

def none?
  version == :none || version == -1
end