Add bin and edit workflow

bin/gems/jekyll-4.4.1/lib/jekyll/cleaner.rb

@@ -0,0 +1,111 @@
+# frozen_string_literal: true
+
+module Jekyll
+  # Handles the cleanup of a site's destination before it is built.
+  class Cleaner
+    HIDDEN_FILE_REGEX = %r!/\.{1,2}$!.freeze
+    attr_reader :site
+
+    def initialize(site)
+      @site = site
+    end
+
+    # Cleans up the site's destination directory
+    def cleanup!
+      FileUtils.rm_rf(obsolete_files)
+      FileUtils.rm_rf(metadata_file) unless @site.incremental?
+    end
+
+    private
+
+    # Private: The list of files and directories to be deleted during cleanup process
+    #
+    # Returns an Array of the file and directory paths
+    def obsolete_files
+      out = (existing_files - new_files - new_dirs + replaced_files).to_a
+      Jekyll::Hooks.trigger :clean, :on_obsolete, out
+      out
+    end
+
+    # Private: The metadata file storing dependency tree and build history
+    #
+    # Returns an Array with the metadata file as the only item
+    def metadata_file
+      [site.regenerator.metadata_file]
+    end
+
+    # Private: The list of existing files, apart from those included in
+    # keep_files and hidden files.
+    #
+    # Returns a Set with the file paths
+    def existing_files
+      files = Set.new
+      regex = keep_file_regex
+      dirs = keep_dirs
+
+      Utils.safe_glob(site.in_dest_dir, ["**", "*"], File::FNM_DOTMATCH).each do |file|
+        next if HIDDEN_FILE_REGEX.match?(file) || regex.match?(file) || dirs.include?(file)
+
+        files << file
+      end
+
+      files
+    end
+
+    # Private: The list of files to be created when site is built.
+    #
+    # Returns a Set with the file paths
+    def new_files
+      @new_files ||= Set.new.tap do |files|
+        site.each_site_file { |item| files << item.destination(site.dest) }
+      end
+    end
+
+    # Private: The list of directories to be created when site is built.
+    # These are the parent directories of the files in #new_files.
+    #
+    # Returns a Set with the directory paths
+    def new_dirs
+      @new_dirs ||= new_files.flat_map { |file| parent_dirs(file) }.to_set
+    end
+
+    # Private: The list of parent directories of a given file
+    #
+    # Returns an Array with the directory paths
+    def parent_dirs(file)
+      parent_dir = File.dirname(file)
+      if parent_dir == site.dest
+        []
+      else
+        parent_dirs(parent_dir).unshift(parent_dir)
+      end
+    end
+
+    # Private: The list of existing files that will be replaced by a directory
+    # during build
+    #
+    # Returns a Set with the file paths
+    def replaced_files
+      new_dirs.select { |dir| File.file?(dir) }.to_set
+    end
+
+    # Private: The list of directories that need to be kept because they are
+    # parent directories of files specified in keep_files
+    #
+    # Returns a Set with the directory paths
+    def keep_dirs
+      site.keep_files.flat_map { |file| parent_dirs(site.in_dest_dir(file)) }.to_set
+    end
+
+    # Private: Creates a regular expression from the config's keep_files array
+    #
+    # Examples
+    #   ['.git','.svn'] with site.dest "/myblog/_site" creates
+    #   the following regex: /\A\/myblog\/_site\/(\.git|\/.svn)/
+    #
+    # Returns the regular expression
+    def keep_file_regex
+      %r!\A#{Regexp.quote(site.dest)}/(#{Regexp.union(site.keep_files).source})!
+    end
+  end
+end