class ArchSpec::Rules::MustImplementOneOfRule

# File lib/archspec/rules/protocol_rules.rb, line 108
def initialize(source, method_names)
  @source = source.to_sym
  @method_names = Array(method_names).flatten.map(&:to_sym)
end

# File lib/archspec/rules/protocol_rules.rb, line 126
def evaluate(graph)
  constants_for(graph).filter_map do |constant|
    methods, unresolved = graph.effective_instance_methods(constant.name)
    next if method_names.any? { |method_name| methods.include?(method_name) }

    Diagnostic.new(
      rule: id,
      message: "#{constant.name} must implement one of #{method_names.map { |name| "##{name}" }.join(', ')}",
      location: constant.location,
      evidence: ProtocolEvidence.for(constant, methods, unresolved),
      confidence: unresolved.empty? ? :high : :medium
    )
  end
end

# File lib/archspec/rules/protocol_rules.rb, line 122
def id
  'protocol.must_implement_one_of'
end

# File lib/archspec/rules/protocol_rules.rb, line 117
def merge!(other)
  @method_names |= other.method_names
  self
end

# File lib/archspec/rules/protocol_rules.rb, line 113
def merge_key
  [self.class, source]
end