Class: Hexp::Unparser

Inherits:

Object

• Object
• Hexp::Unparser

Includes:

Adamantium

Defined in:

lib/hexp-rails.rb,
lib/hexp/unparser.rb

Overview

Honor ActiveSupport::SafeBuffer’s “html_safe” flag

Constant Summary

APOS =

?'.freeze

QUOT =

?".freeze

LT =

'<'.freeze

GT =

'>'.freeze

SPACE =

' '.freeze

EQ =

'='.freeze

AMP =

'&'.freeze

FSLASH =

'/'.freeze

E_AMP =

'&'.freeze

E_APOS =

'''.freeze

E_QUOT =

'"'.freeze

E_LT =

'<'.freeze

E_GT =

'>'.freeze

ESCAPE_ATTR_APOS =

{AMP => E_AMP, APOS => E_APOS}

ESCAPE_ATTR_QUOT =

{AMP => E_AMP, QUOT => E_QUOT}

ESCAPE_TEXT =

{AMP => E_AMP, APOS => E_APOS, QUOT => E_QUOT, LT => E_LT, GT => E_GT}

ESCAPE_ATTR_APOS_REGEX =

Regexp.new("[#{ESCAPE_ATTR_APOS.keys.join}]")

ESCAPE_ATTR_QUOT_REGEX =

Regexp.new("[#{ESCAPE_ATTR_QUOT.keys.join}]")

ESCAPE_TEXT_REGEX =

Regexp.new("[#{ESCAPE_TEXT.keys.join}]")

DEFAULT_OPTIONS =

{
  encoding: Encoding.default_external,
  no_escape: [:script],
  void: [ :area, :base, :br, :col, :command, :embed, :hr, :img, :input,
          :keygen, :link, :meta, :param, :source, :track, :wbr ]
}

Instance Attribute Summary

• #options ⇒ Object readonly

  Returns the value of attribute options.

Instance Method Summary

• #call(node) ⇒ Object
• #initialize(options) ⇒ Unparser constructor

  A new instance of Unparser.

• #orig_escape_text ⇒ Object

Constructor Details

#initialize(options) ⇒ Unparser

Returns a new instance of Unparser.

# File 'lib/hexp/unparser.rb', line 37

def initialize(options)
  @options = DEFAULT_OPTIONS.merge(options)
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.

# File 'lib/hexp/unparser.rb', line 35

def options
  @options
end

Instance Method Details

#call(node) ⇒ Object

# File 'lib/hexp/unparser.rb', line 41

def call(node)
  buffer = String.new.force_encoding(options[:encoding])
  add_node(buffer, node)
  buffer.freeze
end

#orig_escape_text ⇒ Object

# File 'lib/hexp-rails.rb', line 26

alias orig_escape_text escape_text