Method: Chef::ChefFS::FileSystem.list

Defined in:
lib/chef/chef_fs/file_system.rb

.list(entry, pattern, &block) ⇒ Object

Yields a list of all things under (and including) this entry that match the given pattern.

Attributes

  • entry - Entry to start listing under

  • pattern - Chef::ChefFS::FilePattern to match children under



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# File 'lib/chef/chef_fs/file_system.rb', line 32

def self.list(entry, pattern, &block)
  # Include self in results if it matches
  if pattern.match?(entry.path)
    block.call(entry)
  end

  if entry.dir? && pattern.could_match_children?(entry.path)
    # If it's possible that our children could match, descend in and add matches.
    exact_child_name = pattern.exact_child_name_under(entry.path)

    # If we've got an exact name, don't bother listing children; just grab the
    # child with the given name.
    if exact_child_name
      exact_child = entry.child(exact_child_name)
      if exact_child
        list(exact_child, pattern, &block)
      end

    # Otherwise, go through all children and find any matches
    else
      entry.children.each do |child|
        list(child, pattern, &block)
      end
    end
  end
end