Class: Propshaft::LoadPath

Inherits:
Object
  • Object
show all
Defined in:
lib/propshaft/load_path.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(paths = []) ⇒ LoadPath

Returns a new instance of LoadPath.



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# File 'lib/propshaft/load_path.rb', line 6

def initialize(paths = [])
  @paths = Array(paths).collect { |path| Pathname.new(path) }
end

Instance Attribute Details

#paths ⇒ Object (readonly)

Returns the value of attribute paths.



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# File 'lib/propshaft/load_path.rb', line 4

def paths
  @paths
end

Instance Method Details

#assets(content_types: nil) ⇒ Object 



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# File 'lib/propshaft/load_path.rb', line 14

def assets(content_types: nil)
  if content_types
    assets_by_path.values.select { |asset| asset.content_type.in?(content_types) }
  else
    assets_by_path.values
  end
end

#cache_sweeper ⇒ Object

Returns a ActiveSupport::FileUpdateChecker object configured to clear the cache of the load_path when the directories passed during its initialization have changes. This is used in development and test to ensure the map caches are reset when javascript files are changed.



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# File 'lib/propshaft/load_path.rb', line 33

def cache_sweeper
  @cache_sweeper ||= begin
    exts_to_watch  = Mime::EXTENSION_LOOKUP.map(&:first)
    files_to_watch = Array(paths).collect { |dir| [ dir.to_s, exts_to_watch ] }.to_h

    Rails.application.config.file_watcher.new([], files_to_watch) do
      clear_cache
    end
  end
end

#find(asset_name) ⇒ Object 



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# File 'lib/propshaft/load_path.rb', line 10

def find(asset_name)
  assets_by_path[asset_name]
end

#manifest ⇒ Object 



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# File 'lib/propshaft/load_path.rb', line 22

def manifest
  Hash.new.tap do |manifest|
    assets.each do |asset|
      manifest[asset.logical_path.to_s] = asset.digested_path.to_s
    end
  end
end