Module: AssertType::AssertMethods

Defined in:
lib/assert_type.rb

Instance Method Summary collapse

Instance Method Details

#at_assert(truth) ⇒ Object 



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# File 'lib/assert_type.rb', line 12

def at_assert truth
  unless truth
    raise AssertionError, "Expected truthy but was #{truth.inspect}"
  end
end

#at_assert_equal(expected, actual) ⇒ Object 



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# File 'lib/assert_type.rb', line 18

def at_assert_equal expected, actual
  unless expected == actual
    raise AssertionError.new expected, actual
  end
end

#at_assert_type(expected_type, value) ⇒ Object 



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# File 'lib/assert_type.rb', line 24

def at_assert_type expected_type, value
  if expected_type.is_a? Class
    unless expected_type === value
      raise TypeAssertionError.new expected_type.to_s, value
    end
  elsif expected_type.is_a? Array
    unless expected_type.any? {|t| t === value}
      types = expected_type.join(' or ')
      raise TypeAssertionError.new types, value
    end
  elsif expected_type.is_a? String
    if node = AssertType::TypeStringParser.parse(expected_type)
      unless AssertType::TypeValidator.valid?(node, value)
        raise TypeAssertionError.new expected_type, value
      end
    else
      raise ParseError.new
    end
  else
    raise CallError.new
  end
end