class Regexp::Scanner

def self.long_prop_map 

def self.long_prop_map
  @long_prop_map ||= parse_prop_map('long')
end

def self.parse_prop_map(name) 

def self.parse_prop_map(name)
  File.read("#{__dir__}/scanner/properties/#{name}.csv").scan(/(.+),(.+)/).to_h
end

def self.posix_classes 

def self.posix_classes
  %w[alnum alpha ascii blank cntrl digit graph
     lower print punct space upper word xdigit]
end

def self.scan(input_object, options: nil, collect_tokens: true, &block)

--------------------------------------------------------------------------
This method may raise errors if a syntax error is encountered.

given, it gets called for each emitted token.
emitted token into an array that gets returned at the end. If a block is
Scans the given regular expression text, or Regexp object and collects the 
def self.scan(input_object, options: nil, collect_tokens: true, &block)
  new.scan(input_object, options: options, collect_tokens: collect_tokens, &block)
end

def self.short_prop_map

lazy-load property maps when first needed 
def self.short_prop_map
  @short_prop_map ||= parse_prop_map('short')
end

def append_literal(data, ts, te)

by a call to emit_literal.
Appends one or more characters to the literal buffer, to be emitted later 
def append_literal(data, ts, te)
  (self.literal_run ||= []) << copy(data, ts, te)
end

def copy(data, ts, te)

Copy from ts to te from data as text 
def copy(data, ts, te)
  data[ts...te].pack('c*').force_encoding('utf-8')
end

def emit(type, token, text)

Emits an array with the details of the scanned pattern 
def emit(type, token, text)
  #puts "EMIT: type: #{type}, token: #{token}, text: #{text}, ts: #{ts}, te: #{te}"
  emit_literal if literal_run
  # Ragel runs with byte-based indices (ts, te). These are of little value to
  # end-users, so we keep track of char-based indices and emit those instead.
  ts_char_pos = char_pos
  te_char_pos = char_pos + text.length
  tok = [type, token, text, ts_char_pos, te_char_pos]
  self.prev_token = tok
  self.char_pos = te_char_pos
  if block
    block.call type, token, text, ts_char_pos, te_char_pos
    # TODO: in v3.0.0,remove `collect_tokens:` kwarg and only collect if no block given
    tokens << tok if collect_tokens
  elsif collect_tokens
    tokens << tok
  end
end

def emit_literal

Emits the literal run collected by calls to the append_literal method. 
def emit_literal
  text = literal_run.join
  self.literal_run = nil
  emit(:literal, :literal, text)
end

def emit_meta_control_sequence(data, ts, te, token) 

def emit_meta_control_sequence(data, ts, te, token)
  if data.last < 0x00 || data.last > 0x7F
    raise ValidationError.for(:sequence, 'escape', token.to_s)
  end
  emit(:escape, token, copy(data, ts-1,te))
end

def emit_options(text) 

def emit_options(text)
  token = nil
  # Ruby allows things like '(?-xxxx)' or '(?xx-xx--xx-:abc)'.
  text =~ /\(\?([mixdau]*)(-(?:[mix]*))*(:)?/
  positive, negative, group_local = $1,$2,$3
  if positive.include?('x')
    self.free_spacing = true
  end
  # If the x appears in both, treat it like ruby does, the second cancels
  # the first.
  if negative && negative.include?('x')
    self.free_spacing = false
  end
  if group_local
    spacing_stack << {:free_spacing => free_spacing, :depth => group_depth}
    token = :options
  else
    # switch for parent group level
    spacing_stack.last[:free_spacing] = free_spacing
    token = :options_switch
  end
  emit(:group, token, text)
end

def free_spacing?(input_object, options) 

def free_spacing?(input_object, options)
  if options && !input_object.is_a?(String)
    raise ArgumentError, 'options cannot be supplied unless scanning a String'
  end
  options = input_object.options if input_object.is_a?(::Regexp)
  return false unless options
  options & Regexp::EXTENDED != 0
end

def in_group? 

def in_group?
  group_depth > 0
end

def in_set? 

def in_set?
  set_depth > 0
end

def scan(input_object, options: nil, collect_tokens: true, &block) 

def scan(input_object, options: nil, collect_tokens: true, &block)
  self.collect_tokens = collect_tokens
  self.literal_run = nil
  stack = []
  input = input_object.is_a?(Regexp) ? input_object.source : input_object
  self.free_spacing = free_spacing?(input_object, options)
  self.spacing_stack = [{:free_spacing => free_spacing, :depth => 0}]
  data  = input.unpack("c*")
  eof   = data.length
  self.tokens = []
  self.block  = block
  self.set_depth = 0
  self.group_depth = 0
  self.conditional_stack = []
  self.char_pos = 0
ass << self
ttr_accessor :_re_scanner_trans_keys
rivate :_re_scanner_trans_keys, :_re_scanner_trans_keys=
d
lf._re_scanner_trans_keys = [
0,-128,-65,-128,-65,
28,-65,41,41,39,
,39,39,33,62,
,62,39,60,39,57,
,39,48,57,39,
,48,57,39,57,
,62,62,62,48,57,
,62,48,57,48,
,39,60,39,57,
,39,48,57,39,57,
,57,39,57,33,
,62,62,48,57,
,62,48,57,48,62,
,57,48,125,44,
5,123,123,9,122,
125,9,122,-128,-65,
28,-65,38,38,58,
,58,93,-128,-65,
28,-65,45,45,92,92,
,92,45,45,92,
,92,92,48,123,
,102,48,102,48,102,
,102,9,125,9,
5,9,125,9,125,
125,9,125,48,123,
,39,41,41,41,
,62,62,-128,127,
2,-12,1,127,1,127,
32,33,126,10,
,63,63,33,126,
,126,43,63,43,63,
,63,65,122,44,
,68,119,80,112,
2,125,-128,-65,-128,-65,
28,-65,38,38,38,
,58,58,48,120,
,55,48,55,-62,125,
28,-65,-128,-65,-128,
5,48,55,48,55,
,57,77,77,45,45,
0,67,99,45,
,0,0,92,92,
,102,39,60,39,57,
,57,41,57,33,
,0
ass << self
ttr_accessor :_re_scanner_key_spans
rivate :_re_scanner_key_spans, :_re_scanner_key_spans=
d
lf._re_scanner_key_spans = [
64,64,64,1,19,1,30,
22,19,1,10,19,10,19,
,1,10,20,10,15,22,19,
10,19,10,19,30,1,10,
,10,15,10,78,82,1,114,
7,114,64,64,1,36,36,64,
,1,1,1,1,1,1,76,
,55,55,55,117,117,117,117,
7,117,76,1,1,17,1,256,
,127,127,24,94,1,1,94,
,21,21,21,58,14,52,33,
8,64,64,64,1,56,1,73,
8,188,64,64,64,8,8,
,1,1,0,33,1,0,1,
,22,19,10,17,30
ass << self
ttr_accessor :_re_scanner_index_offsets
rivate :_re_scanner_index_offsets, :_re_scanner_index_offsets=
d
lf._re_scanner_index_offsets = [
0,65,130,195,197,217,219,
0,252,275,295,297,308,328,339,
9,390,392,403,424,435,451,474,
4,496,507,527,538,558,589,591,
2,623,634,650,661,740,823,825,
0,1058,1173,1238,1303,1305,1342,1379,
44,1509,1511,1513,1515,1517,1519,1521,
98,1654,1710,1766,1822,1940,2058,2176,
94,2412,2530,2607,2609,2611,2629,2631,
88,2940,3068,3196,3221,3316,3318,3320,
15,3510,3532,3554,3576,3635,3650,3703,
37,3926,3991,4056,4121,4123,4180,4182,
56,4265,4274,4463,4528,4593,4658,4667,
76,4687,4689,4691,4692,4726,4728,4729,
31,4787,4810,4830,4841,4859
ass << self
ttr_accessor :_re_scanner_indicies
rivate :_re_scanner_indicies, :_re_scanner_indicies=
d
lf._re_scanner_indicies = [
1,1,1,1,1,1,1,
1,1,1,1,1,1,1,
1,1,1,1,1,1,1,
1,1,1,1,1,1,1,
1,1,1,1,1,1,1,
1,1,1,1,1,1,1,
1,1,1,1,1,1,1,
1,1,1,1,1,1,1,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
0,3,3,3,3,3,3,
3,3,3,3,3,3,3,
3,3,3,3,3,3,3,
3,3,3,3,3,3,3,
3,3,3,3,3,3,3,
3,3,3,3,3,3,3,
3,3,3,3,3,3,3,
3,3,3,3,3,3,3,
3,0,6,5,8,7,7,
7,7,4,7,7,4,4,
4,4,4,4,4,4,4,
8,7,10,9,9,9,9,
9,9,9,9,9,9,4,
9,4,4,4,4,4,4,
4,4,4,9,9,9,10,
9,8,9,12,11,11,11,
,11,11,11,11,11,11,11,
,11,11,11,11,11,11,11,
,13,11,15,14,14,14,14,
,16,14,14,17,17,17,17,
,17,17,17,17,17,14,15,
,17,17,17,17,17,17,17,
,17,17,11,15,11,11,11,
,11,18,11,11,17,17,17,
,17,17,17,17,17,17,11,
,19,19,19,19,19,19,19,
,19,11,15,11,11,11,11,
,11,11,11,19,19,19,19,
,19,19,19,19,19,11,11,
,20,20,20,20,20,20,20,
,20,20,21,20,20,22,22,
,22,22,22,22,22,22,22,
,20,20,11,15,20,15,20,
,22,22,22,22,22,22,22,
,22,11,23,11,23,11,11,
,22,22,22,22,22,22,22,
,22,11,11,11,11,15,11,
,24,24,24,24,24,24,24,
,24,11,24,24,24,24,24,
,24,24,24,24,11,11,11,
,15,11,25,11,11,11,11,
,11,11,11,11,11,11,11,
,11,11,11,11,11,11,11,
,11,28,27,27,27,27,27,
,27,27,30,30,30,30,30,
,30,30,30,30,27,28,27,
,30,30,30,30,30,30,30,
,30,11,28,11,11,11,31,
,31,11,11,30,30,30,30,
,30,30,30,30,30,11,32,
,32,32,32,32,32,32,32,
,11,28,11,11,11,11,11,
,11,11,32,32,32,32,32,
,32,32,32,32,11,11,33,
,33,33,33,33,33,33,33,
,33,34,33,33,35,35,35,
,35,35,35,35,35,35,33,
,33,11,28,33,28,33,35,
,35,35,35,35,35,35,35,
,11,36,11,36,11,11,35,
,35,35,35,35,35,35,35,
,11,11,11,11,28,11,37,
,37,37,37,37,37,37,37,
,11,37,37,37,37,37,37,
,37,37,37,11,11,11,11,
,11,39,39,39,39,39,39,
,39,39,39,38,39,39,39,
,39,39,39,39,39,39,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,40,38,39,38,38,38,
,41,41,41,41,41,41,41,
,41,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,38,38,38,
,38,38,38,38,40,38,42,
,44,44,44,44,44,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,44,44,43,
,44,44,44,44,44,44,44,
,44,43,43,43,44,43,43,
,44,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,43,43,43,45,44,
,44,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,43,44,44,44,44,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,44,43,43,43,43,
,43,43,43,43,43,43,43,
,44,43,44,44,44,44,44,
,44,44,44,44,43,43,43,
,43,43,43,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,44,44,43,43,
,43,44,43,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,44,44,43,43,
,43,44,44,44,44,44,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,44,43,43,43,43,43,43,
,43,43,43,43,43,44,44,
,44,44,44,44,44,44,44,
,44,44,43,43,43,44,43,
,43,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,43,43,43,43,
,43,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,44,44,44,44,
,44,44,44,43,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,47,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,47,51,
,54,53,53,53,53,53,53,
,53,53,53,53,53,53,53,
,53,53,53,53,53,53,53,
,53,53,53,53,53,53,53,
,53,55,53,55,53,54,53,
,53,53,53,53,53,53,53,
,53,53,53,53,53,53,53,
,53,53,53,53,53,53,53,
,53,53,53,53,53,53,55,
,56,53,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,57,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,57,60,43,62,
,64,61,65,43,67,66,69,
,70,70,70,70,70,70,70,
,70,70,43,43,43,43,43,
,43,70,70,70,70,70,70,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,70,70,70,70,70,70,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,71,43,72,72,
,72,72,72,72,72,72,72,
,43,43,43,43,43,43,72,
,72,72,72,72,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,72,
,72,72,72,72,43,73,73,
,73,73,73,73,73,73,73,
,43,43,43,43,43,43,73,
,73,73,73,73,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,73,
,73,73,73,73,43,74,74,
,74,74,74,74,74,74,74,
,43,43,43,43,43,43,74,
,74,74,74,74,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,74,
,74,74,74,74,43,75,75,
,75,75,75,75,75,75,75,
,43,43,43,43,43,43,75,
,75,75,75,75,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,75,
,75,75,75,75,43,71,71,
,71,71,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,71,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,76,76,76,
,76,76,76,76,76,76,43,
,43,43,43,43,43,76,76,
,76,76,76,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,76,76,
,76,76,76,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,74,43,71,71,71,71,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,71,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,77,77,77,77,77,
,77,77,77,77,43,43,43,
,43,43,43,77,77,77,77,
,77,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,77,77,77,77,
,77,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,71,71,71,71,71,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,71,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,78,78,78,78,78,78,78,
,78,78,43,43,43,43,43,
,43,78,78,78,78,78,78,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,78,78,78,78,78,78,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,74,43,
,71,71,71,71,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,71,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,79,
,79,79,79,79,79,79,79,
,43,43,43,43,43,43,43,
,79,79,79,79,79,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,79,79,79,79,79,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,74,43,71,71,
,71,71,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,71,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,80,80,80,
,80,80,80,80,80,80,43,
,43,43,43,43,43,80,80,
,80,80,80,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,80,80,
,80,80,80,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,74,43,71,71,71,71,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,71,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,82,82,82,82,82,82,
,82,82,82,81,81,81,81,
,81,81,82,82,82,82,82,
,81,81,81,81,81,81,81,
,81,81,81,81,81,81,81,
,81,81,81,81,81,81,81,
,81,81,82,82,82,82,82,
,81,81,81,81,81,81,81,
,81,81,81,81,81,81,81,
,81,81,81,81,43,81,85,
,86,83,86,83,83,83,83,
,83,87,87,87,87,87,87,
,87,87,87,83,85,88,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,2,3,
3,3,3,3,3,3,3,
3,3,3,3,3,3,89,
,89,89,89,43,43,43,43,
,43,43,43,43,43,43,43,
,90,90,90,90,90,90,90,
,91,91,91,91,90,90,90,
,90,90,90,90,90,90,90,
,90,90,90,90,90,90,92,
,93,94,95,93,93,93,96,
,98,99,93,93,100,93,93,
,93,93,93,93,93,93,93,
,93,93,93,93,93,101,93,
,93,93,93,93,93,93,93,
,93,93,93,93,93,93,93,
,93,93,93,93,93,93,93,
,93,102,103,104,105,93,93,
,93,93,93,93,93,93,93,
,93,93,93,93,93,93,93,
,93,93,93,93,93,93,93,
,93,106,107,104,93,90,93,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,2,2,
2,2,2,2,2,3,3,
3,3,3,3,3,3,3,
3,3,3,3,3,89,89,
,89,89,108,90,90,90,90,
,90,90,90,90,90,90,90,
,90,90,90,90,90,90,90,
,90,90,90,90,90,90,90,
,90,90,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,108,108,108,108,108,108,
8,108,90,108,90,90,90,90,
,90,90,90,91,91,91,91,
,90,90,90,90,90,90,90,
,90,90,90,90,90,90,90,
,90,90,92,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,90,109,92,92,92,92,
,109,109,109,109,109,109,109,
9,109,109,109,109,109,109,109,
9,109,109,92,109,93,93,108,
8,93,93,93,108,108,108,108,
,93,108,93,93,93,93,93,
,93,93,93,93,93,93,93,
,93,93,108,93,93,93,93,
,93,93,93,93,93,93,93,
,93,93,93,93,93,93,93,
,93,93,93,93,93,93,108,
8,108,108,93,93,93,93,93,
,93,93,93,93,93,93,93,
,93,93,93,93,93,93,93,
,93,93,93,93,93,93,108,
8,108,93,108,111,94,113,112,
,115,5,115,115,115,116,117,
4,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,8,115,118,10,8,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,8,115,114,
5,114,115,115,115,114,114,114,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
9,115,114,114,114,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,115,115,115,115,
5,115,115,115,114,115,121,120,
0,120,120,120,120,120,120,120,
0,120,120,120,120,120,120,120,
0,120,121,120,123,122,122,122,
2,122,122,122,122,122,122,122,
2,122,122,122,122,122,122,122,
3,122,125,124,124,124,124,124,
4,124,124,124,124,124,124,124,
4,124,124,124,124,124,125,124,
7,127,126,126,126,126,127,126,
6,126,128,126,126,126,126,126,
6,126,126,126,126,126,126,126,
6,127,126,126,126,126,126,126,
6,127,126,126,126,126,129,126,
6,126,130,126,126,126,126,126,
6,126,126,126,126,126,126,126,
6,127,126,132,131,131,131,41,
,41,41,41,41,41,41,41,
,131,133,43,43,43,133,43,
,43,43,43,43,43,43,43,
3,133,43,43,43,133,133,43,
,43,43,43,43,43,43,43,
,43,133,43,43,43,133,43,
,43,43,43,43,43,43,43,
,133,43,43,43,133,43,134,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,43,
,43,43,43,43,43,43,134,
,135,135,135,135,135,135,135,
5,135,135,135,135,135,135,135,
5,135,135,135,135,135,135,135,
5,135,135,135,135,135,135,136,
6,136,136,136,136,136,136,136,
6,136,136,136,136,136,136,137,
7,137,137,137,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,138,48,139,48,138,
8,138,138,48,140,138,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,138,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,141,142,143,144,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,138,138,138,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,48,48,
,48,48,48,48,48,145,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,49,
,49,49,49,49,49,49,145,
6,146,146,146,146,146,146,146,
6,146,146,146,146,146,146,146,
6,146,146,146,146,146,146,146,
6,146,146,146,146,146,146,146,
6,146,146,146,146,146,146,146,
6,146,146,146,146,146,146,146,
6,146,146,146,146,146,146,146,
6,146,146,146,146,146,146,146,
5,147,145,149,148,148,148,148,
8,148,148,148,148,148,148,148,
8,148,148,148,148,148,148,148,
8,148,148,148,148,148,148,148,
8,148,148,148,148,148,148,148,
8,148,148,148,148,148,148,148,
8,148,148,148,148,148,148,148,
8,148,150,148,53,152,154,154,
4,154,154,154,154,154,153,153,
3,153,153,153,153,153,153,153,
3,155,155,153,153,153,155,153,
3,153,153,155,153,153,155,153,
3,155,153,153,153,155,153,153,
3,155,155,155,153,153,153,155,
5,155,155,155,155,153,155,153,
3,153,153,153,155,153,155,153,
5,155,155,155,155,155,155,153,
7,157,157,157,157,157,157,157,
6,158,158,158,158,158,158,158,
8,156,159,159,159,159,159,159,
9,159,159,159,159,159,159,159,
9,159,159,159,159,159,159,159,
9,159,159,159,159,159,159,159,
0,160,160,160,160,160,160,160,
0,160,160,160,160,160,160,160,
1,161,161,161,161,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,162,58,58,58,
2,162,162,162,58,58,162,58,
3,164,164,164,164,164,164,164,
5,165,58,58,58,58,58,162,
,43,43,166,167,58,58,43,
7,58,58,43,58,168,58,58,
9,58,167,167,58,58,58,167,
7,58,43,162,162,162,162,58,
,170,170,60,167,170,170,58,
7,58,58,58,58,58,170,58,
9,58,170,167,170,171,170,167,
2,58,43,162,162,162,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,58,
,58,58,58,58,58,58,173,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
,59,59,59,59,59,59,59,
3,174,174,174,174,174,174,174,
4,174,174,174,174,174,174,174,
4,174,174,174,174,174,174,174,
4,174,174,174,174,174,174,174,
4,174,174,174,174,174,174,174,
4,174,174,174,174,174,174,174,
4,174,174,174,174,174,174,174,
4,174,174,174,174,174,174,174,
4,173,176,176,176,176,176,176,
6,176,175,178,178,178,178,178,
8,178,178,177,180,180,180,180,
0,180,180,180,180,180,179,182,
,184,183,61,186,66,66,66,
,66,66,66,66,66,66,66,
,66,66,66,66,66,66,66,
,66,66,66,66,66,66,66,
,66,66,66,187,66,189,188,
,69,66,191,191,191,191,191,
1,191,191,191,191,190,190,190,
0,190,190,190,191,191,191,191,
1,191,190,190,190,190,190,190,
0,190,190,190,190,190,190,190,
0,190,190,190,190,190,190,190,
0,190,190,190,191,191,191,191,
1,191,190,193,192,192,192,192,
2,194,192,192,195,195,195,195,
5,195,195,195,195,195,192,192,
6,192,85,84,84,84,84,84,
7,84,84,197,197,197,197,197,
7,197,197,197,197,84,87,87,
,87,87,87,87,87,87,87,
7,86,197,197,197,197,197,197,
,87,87,87,87,87,87,87,
,87,197,197,88,88,88,88,
,88,88,88,88,88,88,197,
,88,197,197,197,197,197,197,
7,197,197,197,88,88,88,197,
,88,0
ass << self
ttr_accessor :_re_scanner_trans_targs
rivate :_re_scanner_trans_targs, :_re_scanner_trans_targs=
d
lf._re_scanner_trans_targs = [
,72,1,2,71,4,71,6,
,8,71,71,10,16,11,71,
,13,14,15,17,18,19,20,
,23,29,24,71,25,26,27,
,30,31,32,33,34,71,36,
,37,39,0,40,41,87,88,
,42,88,88,88,45,46,88,
,98,98,47,50,98,105,98,
7,53,98,108,98,110,56,59,
,58,98,60,61,62,63,64,
,98,112,113,67,68,113,69,
,3,73,74,75,76,77,71,
,71,81,82,71,83,71,84,
,71,85,71,71,71,71,71,
,79,71,80,5,71,7,71,
,71,71,71,71,71,71,71,
,9,22,71,35,86,38,89,
,91,88,92,93,94,88,88,
,88,43,88,88,44,88,88,
,95,96,95,95,97,95,99,
0,101,98,102,102,104,49,98,
,98,98,55,66,98,48,98,
3,98,98,98,98,98,106,98,
,98,109,111,98,54,98,98,
3,114,115,116,117,113
ass << self
ttr_accessor :_re_scanner_trans_actions
rivate :_re_scanner_trans_actions, :_re_scanner_trans_actions=
d
lf._re_scanner_trans_actions = [
2,0,0,3,0,4,0,
0,6,7,0,0,0,8,
0,0,0,0,0,0,0,
0,0,0,9,0,0,0,
0,0,0,0,0,10,0,
,0,0,0,0,0,13,14,
,0,16,17,18,0,0,19,
,21,22,0,0,24,0,25,
0,26,0,27,0,0,0,
0,28,0,0,0,0,0,
29,0,30,0,0,31,0,
0,0,0,0,0,0,34,
,36,0,0,37,0,38,39,
,41,39,42,43,44,45,46,
,39,48,0,0,49,0,50,
,52,53,54,55,56,57,58,
,0,0,60,0,62,0,0,
,39,63,0,39,64,65,66,
,68,0,69,70,0,71,72,
,74,0,75,76,0,77,0,
,39,78,79,80,0,0,81,
82,83,0,0,84,0,85,
86,87,88,89,90,39,91,
92,39,0,93,0,94,95,
,39,39,39,39,97
ass << self
ttr_accessor :_re_scanner_to_state_actions
rivate :_re_scanner_to_state_actions, :_re_scanner_to_state_actions=
d
lf._re_scanner_to_state_actions = [
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,32,
0,0,0,0,0,0,0,
0,0,0,0,0,61,61,
,0,0,0,0,0,0,61,
0,61,0,0,0,0,0,
0,0,0,0,0,0,0,
61,0,0,0,0
ass << self
ttr_accessor :_re_scanner_from_state_actions
rivate :_re_scanner_from_state_actions, :_re_scanner_from_state_actions=
d
lf._re_scanner_from_state_actions = [
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,33,
0,0,0,0,0,0,0,
0,0,0,0,0,33,33,
,0,0,0,0,0,0,33,
0,33,0,0,0,0,0,
0,0,0,0,0,0,0,
33,0,0,0,0
ass << self
ttr_accessor :_re_scanner_eof_actions
rivate :_re_scanner_eof_actions, :_re_scanner_eof_actions=
d
lf._re_scanner_eof_actions = [
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,12,12,
,12,0,0,0,0,0,0,
23,23,0,23,23,0,23,
,23,23,23,23,23,23,23,
,23,23,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0,0,0,
,0,0,0,0,0,0,0,
0,23,0,0,0,0,0,
0,0,0,0,0,0,0,
0,0,0,0,0
ass << self
ttr_accessor :_re_scanner_eof_trans
rivate :_re_scanner_eof_trans, :_re_scanner_eof_trans=
d
lf._re_scanner_eof_trans = [
1,1,1,5,5,5,5,
12,12,12,12,12,12,12,
,12,12,12,12,12,12,12,
,12,12,12,12,12,12,12,
,12,12,39,39,39,0,0,
0,48,48,51,53,53,58,
,0,0,64,0,0,69,0,
0,0,0,0,0,0,0,
0,0,84,84,84,84,0,
9,109,110,110,109,111,113,115,
5,121,123,125,127,132,0,0,
146,146,146,146,149,152,0,
7,157,0,174,174,174,176,178,
0,182,182,182,186,186,186,186,
1,0,198,198,198,198
ass << self
ttr_accessor :re_scanner_start
d
lf.re_scanner_start = 71;
ass << self
ttr_accessor :re_scanner_first_final
d
lf.re_scanner_first_final = 71;
ass << self
ttr_accessor :re_scanner_error
d
lf.re_scanner_error = 0;
ass << self
ttr_accessor :re_scanner_en_char_type
d
lf.re_scanner_en_char_type = 86;
ass << self
ttr_accessor :re_scanner_en_unicode_property
d
lf.re_scanner_en_unicode_property = 87;
ass << self
ttr_accessor :re_scanner_en_character_set
d
lf.re_scanner_en_character_set = 88;
ass << self
ttr_accessor :re_scanner_en_set_escape_sequence
d
lf.re_scanner_en_set_escape_sequence = 95;
ass << self
ttr_accessor :re_scanner_en_escape_sequence
d
lf.re_scanner_en_escape_sequence = 98;
ass << self
ttr_accessor :re_scanner_en_conditional_expression
d
lf.re_scanner_en_conditional_expression = 113;
ass << self
ttr_accessor :re_scanner_en_main
d
lf.re_scanner_en_main = 71;
gin
 ||= 0
e ||= data.length
s = re_scanner_start
op = 0
s = nil
e = nil
ct = 0
d
gin
estEof = false
slen, _trans, _keys, _inds, _acts, _nacts = nil
goto_level = 0
resume = 10
eof_trans = 15
again = 20
test_eof = 30
out = 40
hile true
f _goto_level <= 0
f p == pe
_goto_level = _test_eof
next
nd
f cs == 0
_goto_level = _out
next
nd
nd
f _goto_level <= _resume
ase _re_scanner_from_state_actions[cs]
hen 33 then
begin
 = p
end
nd
keys = cs << 1
inds = _re_scanner_index_offsets[cs]
slen = _re_scanner_key_spans[cs]
wide = data[p].ord
trans = if (   _slen > 0 &&
	_re_scanner_trans_keys[_keys] <= _wide &&
	_wide <= _re_scanner_trans_keys[_keys + 1]
    ) then
	_re_scanner_indicies[ _inds + _wide - _re_scanner_trans_keys[_keys] ]
 else
	_re_scanner_indicies[ _inds + _slen ]
 end
nd
f _goto_level <= _eof_trans
s = _re_scanner_trans_targs[_trans]
f _re_scanner_trans_actions[_trans] != 0
ase _re_scanner_trans_actions[_trans]
hen 35 then
begin
elf.group_depth = group_depth + 1 		end
hen 39 then
begin
 = p+1
end
hen 62 then
begin
 = p+1
egin
    case text = copy(data, ts-1,te)
    when '\d'; emit(:type, :digit,      text)
    when '\D'; emit(:type, :nondigit,   text)
    when '\h'; emit(:type, :hex,        text)
    when '\H'; emit(:type, :nonhex,     text)
    when '\s'; emit(:type, :space,      text)
    when '\S'; emit(:type, :nonspace,   text)
    when '\w'; emit(:type, :word,       text)
    when '\W'; emit(:type, :nonword,    text)
    when '\R'; emit(:type, :linebreak,  text)
    when '\X'; emit(:type, :xgrapheme,  text)
    end
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 13 then
begin
 = p+1
egin
    text = copy(data, ts-1,te)
    type = (text[1] == 'P') ^ (text[3] == '^') ? :nonproperty : :property
    name = text[3..-2].gsub(/[\^\s_\-]/, '').downcase
    token = self.class.short_prop_map[name] || self.class.long_prop_map[name]
    raise ValidationError.for(:property, name) unless token
    self.emit(type, token.to_sym, text)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 17 then
begin
 = p+1
egin  # special case, emits two tokens
    emit(:literal, :literal, '-')
    emit(:set, :intersection, '&&')
   end
end
hen 67 then
begin
 = p+1
egin
    if prev_token[1] == :open
      emit(:set, :negate, '^')
    else
      emit(:literal, :literal, '^')
    end
   end
end
hen 69 then
begin
 = p+1
egin
    emit(:set, :intersection, '&&')
   end
end
hen 65 then
begin
 = p+1
egin
    	begin
stack[top] = cs
top+= 1
cs = 95
_goto_level = _again
next
nd
   end
end
hen 63 then
begin
 = p+1
egin
    emit(:literal, :literal, copy(data, ts, te))
   end
end
hen 15 then
begin
 = p+1
egin
    text = copy(data, ts, te)
    emit(:literal, :literal, text)
   end
end
hen 70 then
begin
 = p
= p - 1; begin
    # ranges cant start with the opening bracket, a subset, or
    # intersection/negation/range operators
    if prev_token[0] == :set
      emit(:literal, :literal, '-')
    else
      emit(:set, :range, '-')
    end
   end
end
hen 73 then
begin
 = p
= p - 1; begin
    emit(:set, :open, '[')
    	begin
stack[top] = cs
top+= 1
cs = 88
_goto_level = _again
next
nd
   end
end
hen 68 then
begin
 = p
= p - 1; begin
    text = copy(data, ts, te)
    emit(:literal, :literal, text)
   end
end
hen 16 then
begin
egin p = ((te))-1; end
egin
    # ranges cant start with the opening bracket, a subset, or
    # intersection/negation/range operators
    if prev_token[0] == :set
      emit(:literal, :literal, '-')
    else
      emit(:set, :range, '-')
    end
   end
end
hen 19 then
begin
egin p = ((te))-1; end
egin
    emit(:set, :open, '[')
    	begin
stack[top] = cs
top+= 1
cs = 88
_goto_level = _again
next
nd
   end
end
hen 14 then
begin
egin p = ((te))-1; end
egin
    text = copy(data, ts, te)
    emit(:literal, :literal, text)
   end
end
hen 77 then
begin
 = p+1
egin
    emit(:escape, :octal, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 75 then
begin
 = p+1
egin
    p = p - 1;
    cs = 88;
    	begin
stack[top] = cs
top+= 1
cs = 98
_goto_level = _again
next
nd
   end
end
hen 74 then
begin
 = p+1
egin
    emit(:escape, :literal, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 76 then
begin
 = p
= p - 1; begin
    emit(:escape, :octal, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 87 then
begin
 = p+1
egin
    emit(:escape, :octal, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 89 then
begin
 = p+1
egin  # special case, emits two tokens
    text = copy(data, ts-1,te)
    emit(:escape, :literal, text[0,2])
    emit(:literal, :literal, text[2])
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 78 then
begin
 = p+1
egin
    case text = copy(data, ts-1,te)
    when '\.';  emit(:escape, :dot,               text)
    when '\|';  emit(:escape, :alternation,       text)
    when '\^';  emit(:escape, :bol,               text)
    when '\$';  emit(:escape, :eol,               text)
    when '\?';  emit(:escape, :zero_or_one,       text)
    when '\*';  emit(:escape, :zero_or_more,      text)
    when '\+';  emit(:escape, :one_or_more,       text)
    when '\(';  emit(:escape, :group_open,        text)
    when '\)';  emit(:escape, :group_close,       text)
    when '\{';  emit(:escape, :interval_open,     text)
    when '\}';  emit(:escape, :interval_close,    text)
    when '\[';  emit(:escape, :set_open,          text)
    when '\]';  emit(:escape, :set_close,         text)
    when "\\\\";
      emit(:escape, :backslash, text)
    end
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 83 then
begin
 = p+1
egin
    # \b is emitted as backspace only when inside a character set, otherwise
    # it is a word boundary anchor. A syntax might "normalize" it if needed.
    case text = copy(data, ts-1,te)
    when '\a'; emit(:escape, :bell,           text)
    when '\b'; emit(:escape, :backspace,      text)
    when '\e'; emit(:escape, :escape,         text)
    when '\f'; emit(:escape, :form_feed,      text)
    when '\n'; emit(:escape, :newline,        text)
    when '\r'; emit(:escape, :carriage,       text)
    when '\t'; emit(:escape, :tab,            text)
    when '\v'; emit(:escape, :vertical_tab,   text)
    end
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 28 then
begin
 = p+1
egin
    text = copy(data, ts-1,te)
    if text[2] == '{'
      emit(:escape, :codepoint_list, text)
    else
      emit(:escape, :codepoint,      text)
    end
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 95 then
begin
 = p+1
egin
    emit(:escape, :hex, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 24 then
begin
 = p+1
egin
    emit_meta_control_sequence(data, ts, te, :control)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 26 then
begin
 = p+1
egin
    emit_meta_control_sequence(data, ts, te, :meta_sequence)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 81 then
begin
 = p+1
egin
    p = p - 1;
    cs = ((in_set? ? 88 : 71));
    	begin
stack[top] = cs
top+= 1
cs = 86
_goto_level = _again
next
nd
   end
end
hen 82 then
begin
 = p+1
egin
    p = p - 1;
    cs = ((in_set? ? 88 : 71));
    	begin
stack[top] = cs
top+= 1
cs = 87
_goto_level = _again
next
nd
   end
end
hen 22 then
begin
 = p+1
egin
    emit(:escape, :literal, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 88 then
begin
 = p
= p - 1; begin
    text = copy(data, ts-1,te)
    emit(:backref, :number, text)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 86 then
begin
 = p
= p - 1; begin
    emit(:escape, :octal, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 94 then
begin
 = p
= p - 1; begin
    emit(:escape, :hex, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 91 then
begin
 = p
= p - 1; begin
    emit_meta_control_sequence(data, ts, te, :control)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 93 then
begin
 = p
= p - 1; begin
    emit_meta_control_sequence(data, ts, te, :meta_sequence)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 84 then
begin
 = p
= p - 1; begin
    emit(:escape, :literal, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 21 then
begin
egin p = ((te))-1; end
egin
    emit(:escape, :literal, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 85 then
begin
ase act
hen 17 then
egin begin p = ((te))-1; end
    text = copy(data, ts-1,te)
    emit(:backref, :number, text)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
  end
hen 18 then
egin begin p = ((te))-1; end
    emit(:escape, :octal, copy(data, ts-1,te))
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
  end
d
	end
hen 31 then
begin
 = p+1
egin
    text = copy(data, ts, te-1)
    text =~ /[^0]/ or raise ValidationError.for(:backref, 'condition', 'invalid ref ID')
    emit(:conditional, :condition, text)
    emit(:conditional, :condition_close, ')')
   end
end
hen 96 then
begin
 = p+1
egin
    p = p - 1;
    	begin
stack[top] = cs
top+= 1
cs = 71
_goto_level = _again
next
nd
   end
end
hen 97 then
begin
 = p
= p - 1; begin
    p = p - 1;
    	begin
stack[top] = cs
top+= 1
cs = 71
_goto_level = _again
next
nd
   end
end
hen 30 then
begin
egin p = ((te))-1; end
egin
    p = p - 1;
    	begin
stack[top] = cs
top+= 1
cs = 71
_goto_level = _again
next
nd
   end
end
hen 37 then
begin
 = p+1
egin
    emit(:meta, :dot, copy(data, ts, te))
   end
end
hen 42 then
begin
 = p+1
egin
    if conditional_stack.last == group_depth
      emit(:conditional, :separator, copy(data, ts, te))
    else
      emit(:meta, :alternation, copy(data, ts, te))
    end
   end
end
hen 41 then
begin
 = p+1
egin
    emit(:anchor, :bol, copy(data, ts, te))
   end
end
hen 34 then
begin
 = p+1
egin
    emit(:anchor, :eol, copy(data, ts, te))
   end
end
hen 59 then
begin
 = p+1
egin
    emit(:keep, :mark, copy(data, ts, te))
   end
end
hen 58 then
begin
 = p+1
egin
    case text = copy(data, ts, te)
    when '\A';  emit(:anchor, :bos,                text)
    when '\z';  emit(:anchor, :eos,                text)
    when '\Z';  emit(:anchor, :eos_ob_eol,         text)
    when '\b';  emit(:anchor, :word_boundary,      text)
    when '\B';  emit(:anchor, :nonword_boundary,   text)
    when '\G';  emit(:anchor, :match_start,        text)
    end
   end
end
hen 40 then
begin
 = p+1
egin
    append_literal(data, ts, te)
   end
end
hen 49 then
begin
 = p+1
egin
    text = copy(data, ts, te)
    conditional_stack << group_depth
    emit(:conditional, :open, text[0..-2])
    emit(:conditional, :condition_open, '(')
    	begin
stack[top] = cs
top+= 1
cs = 113
_goto_level = _again
next
nd
   end
end
hen 50 then
begin
 = p+1
egin
    text = copy(data, ts, te)
    if text[2..-1] =~ /([^\-mixdau:]|^$)|-.*([dau])/
      raise ValidationError.for(:group_option, $1 || "-#{$2}", text)
    end
    emit_options(text)
   end
end
hen 6 then
begin
 = p+1
egin
    case text = copy(data, ts, te)
    when '(?=';  emit(:assertion, :lookahead,    text)
    when '(?!';  emit(:assertion, :nlookahead,   text)
    when '(?<='; emit(:assertion, :lookbehind,   text)
    when '(?<!'; emit(:assertion, :nlookbehind,  text)
    end
   end
end
hen 5 then
begin
 = p+1
egin
    case text = copy(data, ts, te)
    when '(?:';  emit(:group, :passive,      text)
    when '(?>';  emit(:group, :atomic,       text)
    when '(?~';  emit(:group, :absence,      text)
    when /^\(\?(?:<>|'')/
      raise ValidationError.for(:group, 'named group', 'name is empty')
    when /^\(\?<[^>]+>/
      emit(:group, :named_ab,  text)
    when /^\(\?'[^']+'/
      emit(:group, :named_sq,  text)
    end
   end
end
hen 9 then
begin
 = p+1
egin
    case text = copy(data, ts, te)
    when /^\\k(.)[^0-9\-][^+\-]*['>]$/
      emit(:backref, $1 == '<' ? :name_ref_ab : :name_ref_sq, text)
    when /^\\k(.)0*[1-9]\d*['>]$/
      emit(:backref, $1 == '<' ? :number_ref_ab : :number_ref_sq, text)
    when /^\\k(.)-0*[1-9]\d*['>]$/
      emit(:backref, $1 == '<' ? :number_rel_ref_ab : :number_rel_ref_sq, text)
    when /^\\k(.)[^0-9\-].*[+\-]\d+['>]$/
      emit(:backref, $1 == '<' ? :name_recursion_ref_ab : :name_recursion_ref_sq, text)
    when /^\\k(.)-?0*[1-9]\d*[+\-]\d+['>]$/
      emit(:backref, $1 == '<' ? :number_recursion_ref_ab : :number_recursion_ref_sq, text)
    else
      raise ValidationError.for(:backref, 'backreference', 'invalid ref ID')
    end
   end
end
hen 8 then
begin
 = p+1
egin
    case text = copy(data, ts, te)
    when /^\\g(.)[^0-9+\-].*['>]$/
      emit(:backref, $1 == '<' ? :name_call_ab : :name_call_sq, text)
    when /^\\g(.)(?:0|0*[1-9]\d*)['>]$/
      emit(:backref, $1 == '<' ? :number_call_ab : :number_call_sq, text)
    when /^\\g(.)[+-]0*[1-9]\d*/
      emit(:backref, $1 == '<' ? :number_rel_call_ab : :number_rel_call_sq, text)
    else
      raise ValidationError.for(:backref, 'subexpression call', 'invalid ref ID')
    end
   end
end
hen 56 then
begin
 = p+1
egin
    case text = copy(data, ts, te)
    when '?' ;  emit(:quantifier, :zero_or_one,            text)
    when '??';  emit(:quantifier, :zero_or_one_reluctant,  text)
    when '?+';  emit(:quantifier, :zero_or_one_possessive, text)
    end
   end
end
hen 52 then
begin
 = p+1
egin
    case text = copy(data, ts, te)
    when '*' ;  emit(:quantifier, :zero_or_more,            text)
    when '*?';  emit(:quantifier, :zero_or_more_reluctant,  text)
    when '*+';  emit(:quantifier, :zero_or_more_possessive, text)
    end
   end
end
hen 54 then
begin
 = p+1
egin
    case text = copy(data, ts, te)
    when '+' ;  emit(:quantifier, :one_or_more,            text)
    when '+?';  emit(:quantifier, :one_or_more_reluctant,  text)
    when '++';  emit(:quantifier, :one_or_more_possessive, text)
    end
   end
end
hen 11 then
begin
 = p+1
egin
    emit(:quantifier, :interval, copy(data, ts, te))
   end
end
hen 46 then
begin
 = p+1
egin
    if free_spacing
      emit(:free_space, :comment, copy(data, ts, te))
    else
      # consume only the pound sign (#) and backtrack to do regular scanning
      append_literal(data, ts, ts + 1)
       begin p = (( ts + 1))-1; end
    end
   end
end
hen 48 then
begin
 = p
= p - 1; begin
    text = copy(data, ts, te)
    if text[2..-1] =~ /([^\-mixdau:]|^$)|-.*([dau])/
      raise ValidationError.for(:group_option, $1 || "-#{$2}", text)
    end
    emit_options(text)
   end
end
hen 47 then
begin
 = p
= p - 1; begin
    text = copy(data, ts, te)
    emit(:group, :capture, text)
   end
end
hen 55 then
begin
 = p
= p - 1; begin
    case text = copy(data, ts, te)
    when '?' ;  emit(:quantifier, :zero_or_one,            text)
    when '??';  emit(:quantifier, :zero_or_one_reluctant,  text)
    when '?+';  emit(:quantifier, :zero_or_one_possessive, text)
    end
   end
end
hen 51 then
begin
 = p
= p - 1; begin
    case text = copy(data, ts, te)
    when '*' ;  emit(:quantifier, :zero_or_more,            text)
    when '*?';  emit(:quantifier, :zero_or_more_reluctant,  text)
    when '*+';  emit(:quantifier, :zero_or_more_possessive, text)
    end
   end
end
hen 53 then
begin
 = p
= p - 1; begin
    case text = copy(data, ts, te)
    when '+' ;  emit(:quantifier, :one_or_more,            text)
    when '+?';  emit(:quantifier, :one_or_more_reluctant,  text)
    when '++';  emit(:quantifier, :one_or_more_possessive, text)
    end
   end
end
hen 60 then
begin
 = p
= p - 1; begin
    append_literal(data, ts, te)
   end
end
hen 57 then
begin
 = p
= p - 1; begin
    	begin
stack[top] = cs
top+= 1
cs = 98
_goto_level = _again
next
nd
   end
end
hen 45 then
begin
 = p
= p - 1; begin
    if free_spacing
      emit(:free_space, :comment, copy(data, ts, te))
    else
      # consume only the pound sign (#) and backtrack to do regular scanning
      append_literal(data, ts, ts + 1)
       begin p = (( ts + 1))-1; end
    end
   end
end
hen 44 then
begin
 = p
= p - 1; begin
    if free_spacing
      emit(:free_space, :whitespace, copy(data, ts, te))
    else
      append_literal(data, ts, te)
    end
   end
end
hen 43 then
begin
 = p
= p - 1; begin
    append_literal(data, ts, te)
   end
end
hen 3 then
begin
egin p = ((te))-1; end
egin
    text = copy(data, ts, te)
    if text[2..-1] =~ /([^\-mixdau:]|^$)|-.*([dau])/
      raise ValidationError.for(:group_option, $1 || "-#{$2}", text)
    end
    emit_options(text)
   end
end
hen 10 then
begin
egin p = ((te))-1; end
egin
    append_literal(data, ts, te)
   end
end
hen 7 then
begin
egin p = ((te))-1; end
egin
    	begin
stack[top] = cs
top+= 1
cs = 98
_goto_level = _again
next
nd
   end
end
hen 1 then
begin
ase act
hen 0 then
egin	begin
cs = 0
_goto_level = _again
next
nd
d
hen 57 then
egin begin p = ((te))-1; end
    append_literal(data, ts, te)
  end
d
	end
hen 72 then
begin
  text = copy(data, ts ? ts-1 : 0,-1)
  raise PrematureEndError.new(text)
		end
begin
 = p
= p - 1; begin
    emit(:set, :open, '[')
    	begin
stack[top] = cs
top+= 1
cs = 88
_goto_level = _again
next
nd
   end
end
hen 18 then
begin
  text = copy(data, ts ? ts-1 : 0,-1)
  raise PrematureEndError.new(text)
		end
begin
egin p = ((te))-1; end
egin
    emit(:set, :open, '[')
    	begin
stack[top] = cs
top+= 1
cs = 88
_goto_level = _again
next
nd
   end
end
hen 90 then
begin
  text = copy(data, ts ? ts-1 : 0,-1)
  raise PrematureEndError.new(text)
		end
begin
 = p
= p - 1; begin
    emit_meta_control_sequence(data, ts, te, :control)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 92 then
begin
  text = copy(data, ts ? ts-1 : 0,-1)
  raise PrematureEndError.new(text)
		end
begin
 = p
= p - 1; begin
    emit_meta_control_sequence(data, ts, te, :meta_sequence)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 25 then
begin
  text = copy(data, ts ? ts-1 : 0,-1)
  raise PrematureEndError.new(text)
		end
begin
egin p = ((te))-1; end
egin
    emit_meta_control_sequence(data, ts, te, :control)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 27 then
begin
  text = copy(data, ts ? ts-1 : 0,-1)
  raise PrematureEndError.new(text)
		end
begin
egin p = ((te))-1; end
egin
    emit_meta_control_sequence(data, ts, te, :meta_sequence)
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 29 then
begin
  text = copy(data, ts ? ts-1 : 0,-1)
  raise ValidationError.for(:sequence, 'sequence', text)
		end
begin
 = p+1
egin
    	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
   end
end
hen 4 then
begin
elf.group_depth = group_depth - 1 		end
begin
 = p+1
egin
    emit(:group, :comment, copy(data, ts, te))
   end
end
hen 36 then
begin
elf.group_depth = group_depth - 1 		end
begin
 = p+1
egin
    if conditional_stack.last == group_depth + 1
      conditional_stack.pop
      emit(:conditional, :close, ')')
    elsif group_depth >= 0
      if spacing_stack.length > 1 &&
         spacing_stack.last[:depth] == group_depth + 1
        spacing_stack.pop
        self.free_spacing = spacing_stack.last[:free_spacing]
      end
      emit(:group, :close, ')')
    else
      raise ValidationError.for(:group, 'group', 'unmatched close parenthesis')
    end
   end
end
hen 38 then
begin
elf.set_depth   = set_depth   + 1 		end
begin
 = p+1
egin
    emit(:set, :open, copy(data, ts, te))
    	begin
stack[top] = cs
top+= 1
cs = 88
_goto_level = _again
next
nd
   end
end
hen 66 then
begin
elf.set_depth   = set_depth   - 1 		end
begin
 = p+1
egin
    emit(:set, :close, copy(data, ts, te))
    if in_set?
      	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
    else
      	begin
cs = 71
_goto_level = _again
next
nd
    end
   end
end
hen 71 then
begin
elf.set_depth   = set_depth   - 1 		end
begin
 = p+1
egin  # special case, emits two tokens
    emit(:literal, :literal, '-')
    emit(:set, :close, ']')
    if in_set?
      	begin
top -= 1
cs = stack[top]
_goto_level = _again
next
nd
    else
      	begin
cs = 71
_goto_level = _again
next
nd
    end
   end
end
hen 20 then
begin
elf.set_depth   = set_depth   - 1 		end
begin
 = p+1
egin
    text = copy(data, ts, te)
    type = :posixclass
    class_name = text[2..-3]
    if class_name[0] == '^'
      class_name = class_name[1..-1]
      type = :nonposixclass
    end
    unless self.class.posix_classes.include?(class_name)
      raise ValidationError.for(:posix_class, text)
    end
    emit(type, class_name.to_sym, text)
   end
end
hen 64 then
begin
 = p+1
end
begin
elf.set_depth   = set_depth   + 1 		end
hen 80 then
begin
 = p+1
end
begin
t = 17;		end
hen 79 then
begin
 = p+1
end
begin
t = 18;		end
hen 2 then
begin
 = p+1
end
begin
t = 57;		end
nd
nd
nd
f _goto_level <= _again
ase _re_scanner_to_state_actions[cs]
hen 61 then
begin
 = nil;		end
hen 32 then
begin
 = nil;		end
begin
t = 0
end
nd
f cs == 0
_goto_level = _out
next
nd
 += 1
f p != pe
_goto_level = _resume
next
nd
nd
f _goto_level <= _test_eof
f p == eof
f _re_scanner_eof_trans[cs] > 0
_trans = _re_scanner_eof_trans[cs] - 1;
_goto_level = _eof_trans
next;
nd
 case _re_scanner_eof_actions[cs]
hen 12 then
begin
  raise PrematureEndError.new('unicode property')
		end
hen 23 then
begin
  text = copy(data, ts ? ts-1 : 0,-1)
  raise PrematureEndError.new(text)
		end
 end
nd
nd
f _goto_level <= _out
break
nd
d
nd
  # to avoid "warning: assigned but unused variable - testEof"
  testEof = testEof
  if cs == re_scanner_error
    text = copy(data, ts ? ts-1 : 0,-1)
    raise ScannerError.new("Scan error at '#{text}'")
  end
  raise PrematureEndError.new("(missing group closing paranthesis) "+
        "[#{group_depth}]") if in_group?
  raise PrematureEndError.new("(missing set closing bracket) "+
        "[#{set_depth}]") if in_set?
  # when the entire expression is a literal run
  emit_literal if literal_run
  tokens
end