class DidYouMean::ClassNameChecker

# File lib/did_you_mean/spell_checkers/name_error_checkers/class_name_checker.rb, line 9
def initialize(exception)
  @class_name, @receiver, @original_message = exception.name, exception.receiver, exception.original_message
end

# File lib/did_you_mean/spell_checkers/name_error_checkers/class_name_checker.rb, line 20
def class_names
  scopes.flat_map do |scope|
    scope.constants.map do |c|
      ClassName.new(c, scope == Object ? "" : "#{scope}::")
    end
  end
end

# File lib/did_you_mean/spell_checkers/name_error_checkers/class_name_checker.rb, line 13
def corrections
  @corrections ||= SpellChecker.new(dictionary: class_names)
                     .correct(class_name)
                     .map(&:full_name)
                     .reject {|qualified_name| @original_message.include?(qualified_name) }
end

# File lib/did_you_mean/spell_checkers/name_error_checkers/class_name_checker.rb, line 28
def scopes
  @scopes ||= @receiver.to_s.split("::").inject([Object]) do |_scopes, scope|
    _scopes << _scopes.last.const_get(scope)
  end.uniq
end