Class: RR::WildcardMatchers::DuckType

Inherits:
Object
  • Object
show all
Defined in:
lib/rr/wildcard_matchers/duck_type.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*required_methods) ⇒ DuckType

Returns a new instance of DuckType.



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# File 'lib/rr/wildcard_matchers/duck_type.rb', line 6

def initialize(*required_methods)
  @required_methods = required_methods
end

Instance Attribute Details

#required_methods ⇒ Object

Returns the value of attribute required_methods.



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# File 'lib/rr/wildcard_matchers/duck_type.rb', line 4

def required_methods
  @required_methods
end

Instance Method Details

#==(other) ⇒ Object Also known as: eql? 



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# File 'lib/rr/wildcard_matchers/duck_type.rb', line 15

def ==(other)
  other.is_a?(self.class) &&
  other.required_methods == self.required_methods
end

#inspect ⇒ Object 



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# File 'lib/rr/wildcard_matchers/duck_type.rb', line 21

def inspect
  formatted_required_methods =
    required_methods.map { |method_name| method_name.inspect }.join(', ')
  "duck_type(#{formatted_required_methods})"
end

#wildcard_match?(other) ⇒ Boolean

Returns:



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# File 'lib/rr/wildcard_matchers/duck_type.rb', line 10

def wildcard_match?(other)
  self == other ||
  required_methods.all? {|m| other.respond_to?(m) }
end