class Guard::RSpec::Inspectors::BaseInspector

def _clean(paths)
  paths.uniq!
  paths.compact!
  spec_dirs = _select_only_spec_dirs(paths)
  spec_files = _select_only_spec_files(paths)
  (spec_dirs + spec_files).uniq
end

def _collect_files(pattern)
  base_paths = _spec_paths_with_chdir
  base_paths.map do |path|
    # TODO: not tested properly
    Dir[File.join(path, "**{,/*/**}", pattern)]
  end
end

def _paths_with_chdir(paths, chdir)
  paths.map do |path|
    chdir ? File.join(chdir, path) : path
  end
end

def _select_only_spec_dirs(paths)
  chdir_paths = _spec_paths_with_chdir
  paths.select do |path|
    File.directory?(path) || chdir_paths.include?(path)
  end
end

def _select_only_spec_files(paths)
  spec_files = _collect_files("*[_.]spec.rb")
  feature_files = _collect_files("*.feature")
  files = (spec_files + feature_files).flatten
  paths.select do |path|
    (files & [@chdir ? File.join(@chdir, path) : path]).any?
  end
end

def _spec_paths_with_chdir
  _paths_with_chdir(spec_paths, @chdir)
end

def failed(_locations)
  raise NotImplementedError
end

def initialize(options = {})
  @options = options
  @spec_paths = @options[:spec_paths]
  @chdir = @options[:chdir]
end

def paths(_paths)
  raise NotImplementedError
end

def reload
  raise NotImplementedError
end