class Rubydex::Linter::Rule

# File lib/rubydex/linter/rule.rb, line 26
def initialize(graph, config:)
  @graph = graph
  @config = config
  @diagnostics = [] #: Array[Diagnostic]
  @verified_severity = nil #: singleton(Severity::Base)?
end

# File lib/rubydex/linter/rule.rb, line 10
def rule_name
  name #: as !nil
    .split("::").last #: as !nil
end

# File lib/rubydex/linter/rule.rb, line 58
def child_classes(base_name)
  required_namespace(base_name).descendants.lazy.filter_map do |child_declaration|
    next unless child_declaration.is_a?(Rubydex::Class)
    next if child_declaration.name == base_name

    child_declaration
  end
end

# File lib/rubydex/linter/rule.rb, line 52
def diagnostic_location(definition)
  definition.name_location || definition.location
end

# File lib/rubydex/linter/rule.rb, line 46
def lint
  raise NotImplementedError, "Subclasses must implement the lint method"
end

# File lib/rubydex/linter/rule.rb, line 76
def required_method(namespace, method_name)
  method = namespace.find_member(method_name)
  return method if method.is_a?(Rubydex::Method)

  raise MissingGraphDependencyError.new(rule_name, "`#{namespace.name}##{method_name}`")
end

# File lib/rubydex/linter/rule.rb, line 68
def required_namespace(name)
  declaration = graph[name]
  return declaration if declaration.is_a?(Namespace)

  raise MissingGraphDependencyError.new(rule_name, "`#{name}`")
end

# File lib/rubydex/linter/rule.rb, line 84
def rule_name
  self.class.rule_name
end

# File lib/rubydex/linter/rule.rb, line 35
def severity
  raise NotImplementedError, "Subclasses must implement the severity method"
end

# File lib/rubydex/linter/rule.rb, line 40
def verified_severity
  @verified_severity ||= config.severity_for(self.class, default: severity)
end

# File lib/rubydex/linter/rule.rb, line 95
def add_diagnostic(message, location, related_information: [])
  @diagnostics << Diagnostic.new(
    rule: self.class.rule_name,
    message: message,
    location: location,
    severity: verified_severity,
    related_information: related_information,
  )
end