class ActionView::DependencyTracker::RipperTracker

def self.call(name, template, view_paths = nil)
  new(name, template, view_paths).dependencies
end

def self.supports_view_paths? # :nodoc:
  true
end

def dependencies
  render_dependencies + explicit_dependencies
end

def explicit_dependencies
  dependencies = template.source.scan(EXPLICIT_DEPENDENCY).flatten.uniq
  wildcards, explicits = dependencies.partition { |dependency| dependency.end_with?("/*") }
  (explicits + resolve_directories(wildcards)).uniq
end

def initialize(name, template, view_paths = nil)
  @name, @template, @view_paths = name, template, view_paths
end

def render_dependencies
  return [] unless template.source.include?("render")
  compiled_source = template.handler.call(template, template.source)
  RenderParser.new(@name, compiled_source).render_calls.filter_map do |render_call|
    next if render_call.end_with?("/_")
    render_call.gsub(%r|/_|, "/")
  end
end

def resolve_directories(wildcard_dependencies)
  return [] unless view_paths
  return [] if wildcard_dependencies.empty?
  # Remove trailing "/*"
  prefixes = wildcard_dependencies.map { |query| query[0..-3] }
  view_paths.flat_map(&:all_template_paths).uniq.filter_map { |path|
    path.to_s if prefixes.include?(path.prefix)
  }.sort
end