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Size: 675 Bytes
Versions: 22
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Stored size: 675 Bytes
Contents
module RR
module WildcardMatchers
class DuckType
attr_accessor :required_methods
def initialize(*required_methods)
@required_methods = required_methods
end
def wildcard_match?(other)
self == other ||
required_methods.all? {|m| other.respond_to?(m) }
end
def ==(other)
other.is_a?(self.class) &&
other.required_methods == self.required_methods
end
alias :eql? :==
def inspect
formatted_required_methods =
required_methods.map { |method_name| method_name.inspect }.join(', ')
"duck_type(#{formatted_required_methods})"
end
end
end
end
Version data entries
22 entries across 22 versions & 1 rubygems