Module: Bootsnap::LoadPathCache::PathScanner

Defined in:
lib/bootsnap/load_path_cache/path_scanner.rb

Constant Summary collapse

REQUIRABLE_EXTENSIONS = 
[DOT_RB] + DL_EXTENSIONS
BUNDLE_PATH = 
if Bootsnap.bundler?
  (Bundler.bundle_path.cleanpath.to_s << LoadPathCache::SLASH).freeze
else
  ""
end

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Class Attribute Details

.ignored_directories ⇒ Object

Returns the value of attribute ignored_directories.



19
20
21
 
# File 'lib/bootsnap/load_path_cache/path_scanner.rb', line 19

def ignored_directories
  @ignored_directories
end

Class Method Details

.ruby_call(root_path) ⇒ Object 



21
22
23
24
25
26
27
28
29
30
31
32
33
34
 
# File 'lib/bootsnap/load_path_cache/path_scanner.rb', line 21

def ruby_call(root_path)
  root_path, contains_bundle_path, ignored_abs_paths, ignored_dir_names = prepare_scan(root_path)
  return [] unless File.directory?(root_path)

  requirables = []
  walk(root_path, nil, ignored_abs_paths, ignored_dir_names) do |relative_path, absolute_path, is_directory|
    if is_directory
      !contains_bundle_path || !absolute_path.start_with?(BUNDLE_PATH)
    elsif relative_path.end_with?(*REQUIRABLE_EXTENSIONS)
      requirables << relative_path.freeze
    end
  end
  requirables
end

Instance Method Details

#native_call(root_path) ⇒ Object 



41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
 
# File 'lib/bootsnap/load_path_cache/path_scanner.rb', line 41

def native_call(root_path)
  # NOTE: if https://bugs.ruby-lang.org/issues/21800 is accepted we should be able
  # to have similar performance with pure Ruby
  root_path, contains_bundle_path, ignored_abs_paths, ignored_dir_names = prepare_scan(root_path)

  all_requirables, queue = Native.scan_dir(root_path)
  all_requirables.each(&:freeze)

  queue.reject! do |dir|
    if ignored_dir_names&.include?(dir)
      true
    elsif ignored_abs_paths || contains_bundle_path
      absolute_dir = File.join(root_path, dir)
      ignored_abs_paths&.include?(absolute_dir) ||
        (contains_bundle_path && absolute_dir.start_with?(BUNDLE_PATH))
    end
  end

  while (relative_path = queue.pop)
    absolute_base = File.join(root_path, relative_path)
    requirables, dirs = Native.scan_dir(absolute_base)
    dirs.reject! do |dir|
      if ignored_dir_names&.include?(dir)
        true
      elsif ignored_abs_paths || contains_bundle_path
        absolute_dir = File.join(absolute_base, dir)
        ignored_abs_paths&.include?(absolute_dir) ||
          (contains_bundle_path && absolute_dir.start_with?(BUNDLE_PATH))
      end
    end
    dirs.map! { |f| File.join(relative_path, f).freeze }
    requirables.map! { |f| File.join(relative_path, f).freeze }

    all_requirables.concat(requirables)
    queue.concat(dirs)
  end

  all_requirables
end