Class: FileTreeVisualizer::Scanner

Inherits:
Object
  • Object
show all
Defined in:
lib/file_tree_visualizer/scanner.rb

Defined Under Namespace

Classes: Result

Constant Summary collapse

DEFAULT_TOP_LIMIT = 
200

Instance Method Summary collapse

Constructor Details

#initialize(top_limit: DEFAULT_TOP_LIMIT, follow_symlinks: false, excludes: []) ⇒ Scanner

Returns a new instance of Scanner.



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# File 'lib/file_tree_visualizer/scanner.rb', line 8

def initialize(top_limit: DEFAULT_TOP_LIMIT, follow_symlinks: false, excludes: [])
  @top_limit = top_limit
  @follow_symlinks = follow_symlinks
  @excludes = Array(excludes).map(&:to_s).reject(&:empty?)
  reset!
end

Instance Method Details

#scan(path, progress: nil) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/file_tree_visualizer/scanner.rb', line 15

def scan(path, progress: nil)
  reset!
  expanded_path = File.expand_path(path.to_s)
  raise ArgumentError, "Path is not a directory: #{expanded_path}" unless File.directory?(expanded_path)

  @root_path = expanded_path

  @progress_callback = progress
  notify_counting_progress(force: true)
  totals = count_totals(expanded_path)
  notify_counting_progress(force: true)
  @total_files = totals[:files]
  @total_directories = totals[:directories]
  @processed_files = 0
  @processed_directories = 0
  notify_progress

  root = scan_directory(expanded_path)
  @processed_files = @total_files if @processed_files < @total_files
  @processed_directories = @total_directories if @processed_directories < @total_directories
  notify_progress
  top_files = @top_files.sort_by { |item| -item[:size] }
  Result.new(
    root: root,
    top_files: top_files,
    stats: {
      bytes: root[:size],
      files: @files_count,
      directories: @directories_count,
      skipped: @skipped_count
    }
  )
end