class Propshaft::LoadPath
Attributes
compilers[R]
paths[R]
version[R]
Public Class Methods
new(paths = [], compilers:, version: nil)
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# File lib/propshaft/load_path.rb, line 6 def initialize(paths = [], compilers:, version: nil) @paths, @compilers, @version = dedup(paths), compilers, version end
Public Instance Methods
asset_paths_by_glob(glob)
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# File lib/propshaft/load_path.rb, line 27 def asset_paths_by_glob(glob) (@cached_asset_paths_by_glob ||= Hash.new)[glob] ||= extract_logical_paths_from(assets.select { |a| a.path.fnmatch?(glob) }) end
asset_paths_by_type(content_type)
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# File lib/propshaft/load_path.rb, line 22 def asset_paths_by_type(content_type) (@cached_asset_paths_by_type ||= Hash.new)[content_type] ||= extract_logical_paths_from(assets.select { |a| a.content_type == Mime::EXTENSION_LOOKUP[content_type] }) end
assets()
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# File lib/propshaft/load_path.rb, line 18 def assets assets_by_path.values end
cache_sweeper()
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Returns a file watcher 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.
# File lib/propshaft/load_path.rb, line 43 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 mutex = Mutex.new Rails.application.config.file_watcher.new([], files_to_watch) do mutex.synchronize do clear_cache seed_cache end end end end
find(asset_name)
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# File lib/propshaft/load_path.rb, line 10 def find(asset_name) assets_by_path[asset_name] end
find_referenced_by(asset)
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# File lib/propshaft/load_path.rb, line 14 def find_referenced_by(asset) compilers.referenced_by(asset).delete(self) end
manifest()
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# File lib/propshaft/load_path.rb, line 32 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
Private Instance Methods
all_files_from_tree(path)
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# File lib/propshaft/load_path.rb, line 70 def all_files_from_tree(path) path.children.flat_map { |child| child.directory? ? all_files_from_tree(child) : child } end
assets_by_path()
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# File lib/propshaft/load_path.rb, line 59 def assets_by_path @cached_assets_by_path ||= Hash.new.tap do |mapped| paths.each do |path| without_dotfiles(all_files_from_tree(path)).each do |file| logical_path = file.relative_path_from(path) mapped[logical_path.to_s] ||= Propshaft::Asset.new(file, logical_path: logical_path, load_path: self) end if path.exist? end end end
clear_cache()
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# File lib/propshaft/load_path.rb, line 82 def clear_cache @cached_assets_by_path = nil @cached_asset_paths_by_type = nil @cached_asset_paths_by_glob = nil end
dedup(paths)
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# File lib/propshaft/load_path.rb, line 92 def dedup(paths) paths = Array(paths).map { |path| Pathname.new(path) } deduped = [].tap do |deduped| paths.sort.each { |path| deduped << path if deduped.blank? || !path.to_s.start_with?(deduped.last.to_s) } end paths & deduped end
extract_logical_paths_from(assets)
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# File lib/propshaft/load_path.rb, line 74 def extract_logical_paths_from(assets) assets.collect { |asset| asset.logical_path.to_s }.sort end
seed_cache()
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# File lib/propshaft/load_path.rb, line 88 def seed_cache assets_by_path end
without_dotfiles(files)
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# File lib/propshaft/load_path.rb, line 78 def without_dotfiles(files) files.reject { |file| file.basename.to_s.starts_with?(".") } end