Class: RLab::Assert::Assertion::SubjectThunk

Inherits:
Object
  • Object
show all
Defined in:
lib/rlab/assert/assertion.rb

Instance Method Summary collapse

Constructor Details

#initialize(block) ⇒ SubjectThunk

Returns a new instance of SubjectThunk.



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# File 'lib/rlab/assert/assertion.rb', line 91

def initialize block
  @block = block
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/rlab/assert/assertion.rb', line 95

def call
  return @subject if subject_resolved?
  @subject = @block.call
end

#expect_error ⇒ Object 



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# File 'lib/rlab/assert/assertion.rb', line 100

def expect_error
  raise "called after initially fetched" if subject_resolved?
  @block.call
  nothing_raised = true
rescue => error
  @subject = error
ensure
  raise NothingRaised.new if nothing_raised
end

#subject_resolved? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rlab/assert/assertion.rb', line 110

def subject_resolved?
  instance_variable_defined? :@subject
end