```ruby
require 'puppet/provider/parsedfile'

oratab = case Facter.value(:operatingsystem)
when 'Solaris'
  '/var/opt/oracle/oratab'
else
  '/etc/oratab'
end

Puppet::Type.type(:oratab).provide(:parsed, :parent => Puppet::Provider::ParsedFile, :default_target => oratab, :filetype => :flat) do

  text_line :comment, :match => /^\s*#/
  text_line :blank, :match => /^\s*$/

  record_line :parsed, :fields => %w{name home atboot description},
    :optional   => %w{description},
    :match      => /^\s*(.*?):(.*?):(.*?)\s*(?:#\s*(.*))?$/,
    :post_parse => proc { |h|
      h[:atboot] = :yes if h[:atboot] == 'Y'
      h[:atboot] = :no if h[:atboot] == 'N'
      h
    },
    :pre_gen    => proc { |h|
      h[:atboot] = 'Y' if h[:atboot] == :yes
      h[:atboot] = 'N' if h[:atboot] == :no
      h
    },
    :to_line    => proc { |h|
      str = "#{h[:name]}:#{h[:home]}:#{h[:atboot]}"
      if h[:description] and h[:description] != :absent
        str += " # #{description}"
      end
      str
    }
end
```

Remove comment if description is empty
user
```ruby
require 'puppet/provider/parsedfile'

oratab = case Facter.value(:operatingsystem)
when 'Solaris'
  '/var/opt/oracle/oratab'
else
  '/etc/oratab'
end

Puppet::Type.type(:oratab).provide(:parsed, :parent => Puppet::Provider::ParsedFile, :default_target => oratab, :filetype => :flat) do

  text_line :comment, :match => /^\s*#/
  text_line :blank, :match => /^\s*$/

  record_line :parsed, :fields => %w{name home atboot description},
    :optional   => %w{description},
    :match      => /^\s*(.*?):(.*?):(.*?)\s*(?:#\s*(.*))?$/,
    :post_parse => proc { |h|
      h[:atboot] = :yes if h[:atboot] == 'Y'
      h[:atboot] = :no if h[:atboot] == 'N'
      h
    },
    :pre_gen    => proc { |h|
      h[:atboot] = 'Y' if h[:atboot] == :yes
      h[:atboot] = 'N' if h[:atboot] == :no
      h
    },
    :to_line    => proc { |h|
      str = "#{h[:name]}:#{h[:home]}:#{h[:atboot]}"
      if description = h[:description] and description != :absent and !description.empty?
        str += " # #{description}"
      end
      str
    }
end
```
assistant