class ArchSpec::Rules::MustImplementRule

# File lib/archspec/rules/protocol_rules.rb, line 68
def initialize(source, method_name)
  @source = source.to_sym
  @method_name = method_name.to_sym
end

# File lib/archspec/rules/protocol_rules.rb, line 81
def evaluate(graph)
  constants_for(graph).filter_map do |constant|
    methods, unresolved = graph.effective_instance_methods(constant.name)
    next if methods.include?(method_name)

    Diagnostic.new(
      rule: id,
      message: "#{constant.name} must implement ##{method_name}",
      location: constant.location,
      evidence: ProtocolEvidence.for(constant, methods, unresolved),
      confidence: unresolved.empty? ? :high : :medium
    )
  end
end

# File lib/archspec/rules/protocol_rules.rb, line 77
def id
  'protocol.must_implement'
end

# File lib/archspec/rules/protocol_rules.rb, line 73
def merge_key
  [self.class, source, method_name]
end