Class: Moarspec::Matchers::Ret

Inherits:
Object
  • Object
show all
Includes:
RSpec::Matchers::Composable
Defined in:
lib/moarspec/matchers/ret.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(expected) ⇒ Ret

Returns a new instance of Ret.



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# File 'lib/moarspec/matchers/ret.rb', line 11

def initialize(expected)
  @expected = expected
end

Instance Attribute Details

#actual ⇒ Object (readonly)

Returns the value of attribute actual.



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# File 'lib/moarspec/matchers/ret.rb', line 9

def actual
  @actual
end

#expected ⇒ Object (readonly)

Returns the value of attribute expected.



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# File 'lib/moarspec/matchers/ret.rb', line 9

def expected
  @expected
end

Instance Method Details

#description ⇒ Object 



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# File 'lib/moarspec/matchers/ret.rb', line 31

def description
  "return #{@expected.respond_to?(:description) ? @expected.description : @expected.inspect}"
end

#diffable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/moarspec/matchers/ret.rb', line 27

def diffable?
  true
end

#failure_message ⇒ Object 



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# File 'lib/moarspec/matchers/ret.rb', line 35

def failure_message
  case
  when !@subject.respond_to?(:call)
    "expected to #{description}, but was not callable"
  when @expected.respond_to?(:failure_message)
    "return value mismatch: #{@expected.failure_message}"
  else
    "expected to #{description}, but returned #{@actual.inspect}"
  end
end

#failure_message_when_negated ⇒ Object 



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# File 'lib/moarspec/matchers/ret.rb', line 46

def failure_message_when_negated
  case
  when @expected.respond_to?(:failure_message_when_negated)
    "return value mismatch: #{@expected.failure_message_when_negated}"
  else
    "expected not to #{description}, but returned it"
  end
end

#matches?(subject) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/moarspec/matchers/ret.rb', line 15

def matches?(subject)
  @subject = subject
  return false unless subject.respond_to?(:call)

  @actual = subject.call
  @expected === @actual
end

#supports_block_expectations? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/moarspec/matchers/ret.rb', line 23

def supports_block_expectations?
  true
end