class RBS::DuplicatedInterfaceMethodDefinitionError

def initialize(type:, method_name:, member:)
  @type = type
  @method_name = method_name
  @member = member
  super "#{member.location}: Duplicated method definition: #{qualified_method_name}"
end

def location
  member.location
end

def qualified_method_name
  case type
  when Types::ClassSingleton
    "#{type.name}.#{method_name}"
  else
    "#{type.name}##{method_name}"
  end
end

def type_name
  type.name
end