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parser.rb
770 lines (638 loc) · 18.3 KB
/
parser.rb
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# frozen_string_literal: true
#
# DO NOT MODIFY!!!!
# This file is automatically generated by Racc 1.6.0
# from Racc grammar file "".
#
require 'racc/parser.rb'
require_relative "parser_extras"
module Nokogiri
module CSS
# :nodoc: all
class Parser < Racc::Parser
end
end
end
module Nokogiri
module CSS
class Parser < Racc::Parser
def unescape_css_identifier(identifier)
identifier.gsub(/\\(?:([^0-9a-fA-F])|([0-9a-fA-F]{1,6})\s?)/){ |m| $1 || [$2.hex].pack('U') }
end
def unescape_css_string(str)
str.gsub(/\\(?:([^0-9a-fA-F])|([0-9a-fA-F]{1,6})\s?)/) do |m|
if $1=="\n"
''
else
$1 || [$2.hex].pack('U')
end
end
end
##### State transition tables begin ###
racc_action_table = [
27, 11, 38, 99, 36, 12, 40, 26, 48, 25,
49, 27, 100, 12, 30, 36, 105, 99, -26, 28,
25, -26, 26, 27, 29, 14, 21, 23, 80, 30,
28, 36, 72, 26, -26, 29, 14, 21, 23, 27,
30, 91, 56, 36, 97, 96, 43, 29, 25, 26,
27, 92, 94, 21, 36, 95, 30, 98, 28, 25,
101, 26, 102, 29, 14, 21, 23, 96, 30, 28,
36, 36, 26, 103, 29, 14, 21, 23, 27, 30,
108, 107, 36, 109, 106, 43, 43, 25, 26, 26,
27, 110, 21, 21, 111, 30, 30, 28, 99, 50,
26, 53, 29, 14, 21, 23, 36, 30, 36, 56,
61, 64, 113, 66, 29, 14, 116, 36, 118, 36,
nil, 43, nil, 43, 26, nil, 26, 14, 21, 23,
21, 30, 43, 30, 43, 26, nil, 26, 36, 21,
36, 21, 30, 25, 30, nil, nil, nil, nil, nil,
nil, 61, 62, 43, 60, 43, 26, nil, 26, nil,
21, 23, 21, 30, 57, 30, 88, 89, 14, nil,
nil, 88, 89, nil, nil, nil, nil, 84, 85, 86,
nil, 87, 84, 85, 86, 83, 87, nil, 61, 93,
83, 66, 61, 93, nil, 66, 61, 93, nil, 66,
61, 93, nil, 66, nil, 14, nil, 61, 93, 14,
66, nil, nil, 14, nil, nil, nil, 14, 4, 5,
10, nil, nil, nil, 14, 4, 5, 47, 6, nil,
8, 7, 4, 5, 10, 6, nil, 8, 7, nil,
nil, nil, 6, nil, 8, 7 ]
racc_action_check = [
3, 1, 11, 64, 3, 70, 14, 17, 21, 3,
24, 9, 62, 1, 17, 9, 70, 62, 25, 3,
9, 64, 3, 30, 3, 3, 3, 3, 49, 3,
9, 16, 30, 9, 50, 9, 9, 9, 9, 12,
9, 53, 30, 12, 60, 60, 16, 30, 12, 16,
46, 54, 58, 16, 46, 59, 16, 61, 12, 46,
63, 12, 65, 12, 12, 12, 12, 66, 12, 46,
31, 32, 46, 67, 46, 46, 46, 46, 47, 46,
82, 82, 47, 82, 81, 31, 32, 47, 31, 32,
26, 90, 31, 32, 92, 31, 32, 47, 93, 26,
47, 26, 47, 47, 47, 47, 28, 47, 33, 26,
28, 28, 97, 28, 26, 26, 100, 34, 113, 35,
nil, 28, nil, 33, 28, nil, 33, 28, 28, 28,
33, 28, 34, 33, 35, 34, nil, 35, 43, 34,
68, 35, 34, 43, 35, nil, nil, nil, nil, nil,
nil, 27, 27, 43, 27, 68, 43, nil, 68, nil,
43, 43, 68, 43, 27, 68, 51, 51, 27, nil,
nil, 52, 52, nil, nil, nil, nil, 51, 51, 51,
nil, 51, 52, 52, 52, 51, 52, nil, 56, 56,
52, 56, 96, 96, nil, 96, 98, 98, nil, 98,
99, 99, nil, 99, nil, 56, nil, 101, 101, 96,
101, nil, nil, 98, nil, nil, nil, 99, 0, 0,
0, nil, nil, nil, 101, 20, 20, 20, 0, nil,
0, 0, 29, 29, 29, 20, nil, 20, 20, nil,
nil, nil, 29, nil, 29, 29 ]
racc_action_pointer = [
211, 1, nil, -2, nil, nil, nil, nil, nil, 9,
nil, 2, 37, nil, -5, nil, 25, -17, nil, nil,
218, -3, nil, nil, -20, -12, 88, 141, 100, 225,
21, 64, 65, 102, 111, 113, nil, nil, nil, nil,
nil, nil, nil, 132, nil, nil, 48, 76, nil, 17,
4, 163, 168, 16, 21, nil, 178, nil, 29, 32,
33, 45, 5, 48, -9, 39, 55, 50, 134, nil,
-7, nil, nil, nil, nil, nil, nil, nil, nil, nil,
nil, 59, 70, nil, nil, nil, nil, nil, nil, nil,
66, nil, 83, 86, nil, nil, 182, 105, 186, 190,
103, 197, nil, nil, nil, nil, nil, nil, nil, nil,
nil, nil, nil, 105, nil, nil, nil, nil, nil ]
racc_action_default = [
-81, -82, -2, -27, -4, -5, -6, -7, -8, -27,
-80, -82, -27, -3, -82, -10, -53, -12, -15, -16,
-20, -82, -22, -23, -82, -25, -27, -82, -27, -81,
-82, -59, -60, -61, -62, -63, -64, -17, 119, -1,
-9, -11, -52, -27, -13, -14, -27, -27, -21, -82,
-32, -68, -68, -82, -82, -33, -82, -34, -82, -82,
-43, -44, -45, -46, -25, -82, -43, -82, -77, -79,
-82, -50, -51, -54, -55, -56, -57, -58, -18, -19,
-24, -82, -82, -69, -70, -71, -72, -73, -74, -75,
-82, -30, -82, -45, -35, -36, -82, -49, -82, -82,
-82, -82, -37, -76, -78, -38, -28, -65, -66, -67,
-29, -31, -39, -82, -40, -41, -48, -42, -47 ]
racc_goto_table = [
58, 42, 13, 1, 46, 52, 19, 68, 37, 71,
41, 39, 19, 69, 44, 19, 73, 74, 75, 76,
77, 45, 68, 81, 90, 54, 51, 59, 69, 55,
nil, nil, 70, nil, nil, nil, nil, nil, nil, nil,
nil, nil, nil, nil, nil, 78, 79, nil, nil, 19,
19, nil, nil, 104, nil, nil, nil, nil, nil, nil,
nil, nil, nil, nil, nil, nil, nil, nil, nil, 112,
nil, 114, 115, nil, 117 ]
racc_goto_check = [
20, 14, 2, 1, 5, 11, 7, 9, 2, 11,
10, 2, 7, 14, 12, 7, 14, 14, 14, 14,
14, 13, 9, 19, 19, 17, 18, 21, 14, 7,
nil, nil, 1, nil, nil, nil, nil, nil, nil, nil,
nil, nil, nil, nil, nil, 2, 2, nil, nil, 7,
7, nil, nil, 14, nil, nil, nil, nil, nil, nil,
nil, nil, nil, nil, nil, nil, nil, nil, nil, 20,
nil, 20, 20, nil, 20 ]
racc_goto_pointer = [
nil, 3, -1, nil, nil, -16, nil, 3, nil, -21,
-6, -21, -3, 4, -15, nil, nil, -1, 0, -28,
-27, 0, nil, nil, nil, nil ]
racc_goto_default = [
nil, nil, nil, 2, 3, 9, 15, 63, 20, 16,
nil, 17, 34, 33, 18, 32, 22, 24, nil, nil,
65, nil, 31, 35, 82, 67 ]
racc_reduce_table = [
0, 0, :racc_error,
3, 33, :_reduce_1,
1, 33, :_reduce_2,
2, 33, :_reduce_3,
1, 37, :_reduce_4,
1, 37, :_reduce_5,
1, 37, :_reduce_6,
1, 37, :_reduce_7,
1, 37, :_reduce_8,
2, 38, :_reduce_9,
1, 39, :_reduce_10,
2, 40, :_reduce_11,
1, 40, :_reduce_none,
2, 40, :_reduce_13,
2, 40, :_reduce_14,
1, 40, :_reduce_15,
1, 40, :_reduce_none,
2, 35, :_reduce_17,
3, 34, :_reduce_18,
3, 34, :_reduce_19,
1, 34, :_reduce_none,
2, 47, :_reduce_21,
1, 41, :_reduce_none,
1, 41, :_reduce_23,
3, 48, :_reduce_24,
1, 48, :_reduce_25,
1, 49, :_reduce_26,
0, 49, :_reduce_none,
4, 45, :_reduce_28,
4, 45, :_reduce_29,
3, 45, :_reduce_30,
3, 50, :_reduce_31,
1, 50, :_reduce_32,
1, 50, :_reduce_none,
2, 43, :_reduce_34,
3, 43, :_reduce_35,
3, 43, :_reduce_36,
3, 43, :_reduce_37,
3, 43, :_reduce_38,
3, 52, :_reduce_39,
3, 52, :_reduce_40,
3, 52, :_reduce_41,
3, 52, :_reduce_42,
1, 52, :_reduce_none,
1, 52, :_reduce_none,
1, 52, :_reduce_45,
1, 52, :_reduce_none,
4, 53, :_reduce_47,
3, 53, :_reduce_48,
2, 53, :_reduce_49,
2, 44, :_reduce_50,
2, 44, :_reduce_51,
1, 42, :_reduce_none,
0, 42, :_reduce_none,
2, 46, :_reduce_54,
2, 46, :_reduce_55,
2, 46, :_reduce_56,
2, 46, :_reduce_57,
2, 46, :_reduce_58,
1, 46, :_reduce_none,
1, 46, :_reduce_none,
1, 46, :_reduce_none,
1, 46, :_reduce_none,
1, 46, :_reduce_none,
1, 54, :_reduce_64,
2, 51, :_reduce_65,
2, 51, :_reduce_66,
2, 51, :_reduce_67,
0, 51, :_reduce_none,
1, 56, :_reduce_69,
1, 56, :_reduce_70,
1, 56, :_reduce_71,
1, 56, :_reduce_72,
1, 56, :_reduce_73,
1, 56, :_reduce_74,
1, 56, :_reduce_75,
3, 55, :_reduce_76,
1, 57, :_reduce_none,
2, 57, :_reduce_none,
1, 57, :_reduce_none,
1, 36, :_reduce_none,
0, 36, :_reduce_none ]
racc_reduce_n = 82
racc_shift_n = 119
racc_token_table = {
false => 0,
:error => 1,
:FUNCTION => 2,
:INCLUDES => 3,
:DASHMATCH => 4,
:LBRACE => 5,
:HASH => 6,
:PLUS => 7,
:GREATER => 8,
:S => 9,
:STRING => 10,
:IDENT => 11,
:COMMA => 12,
:NUMBER => 13,
:PREFIXMATCH => 14,
:SUFFIXMATCH => 15,
:SUBSTRINGMATCH => 16,
:TILDE => 17,
:NOT_EQUAL => 18,
:SLASH => 19,
:DOUBLESLASH => 20,
:NOT => 21,
:EQUAL => 22,
:RPAREN => 23,
:LSQUARE => 24,
:RSQUARE => 25,
:HAS => 26,
"@" => 27,
"." => 28,
"*" => 29,
"|" => 30,
":" => 31 }
racc_nt_base = 32
racc_use_result_var = true
Racc_arg = [
racc_action_table,
racc_action_check,
racc_action_default,
racc_action_pointer,
racc_goto_table,
racc_goto_check,
racc_goto_default,
racc_goto_pointer,
racc_nt_base,
racc_reduce_table,
racc_token_table,
racc_shift_n,
racc_reduce_n,
racc_use_result_var ]
Racc_token_to_s_table = [
"$end",
"error",
"FUNCTION",
"INCLUDES",
"DASHMATCH",
"LBRACE",
"HASH",
"PLUS",
"GREATER",
"S",
"STRING",
"IDENT",
"COMMA",
"NUMBER",
"PREFIXMATCH",
"SUFFIXMATCH",
"SUBSTRINGMATCH",
"TILDE",
"NOT_EQUAL",
"SLASH",
"DOUBLESLASH",
"NOT",
"EQUAL",
"RPAREN",
"LSQUARE",
"RSQUARE",
"HAS",
"\"@\"",
"\".\"",
"\"*\"",
"\"|\"",
"\":\"",
"$start",
"selector",
"simple_selector_1toN",
"prefixless_combinator_selector",
"optional_S",
"combinator",
"xpath_attribute_name",
"xpath_attribute",
"simple_selector",
"element_name",
"hcap_0toN",
"function",
"pseudo",
"attrib",
"hcap_1toN",
"class",
"namespaced_ident",
"namespace",
"attrib_name",
"attrib_val_0or1",
"expr",
"nth",
"attribute_id",
"negation",
"eql_incl_dash",
"negation_arg" ]
Racc_debug_parser = false
##### State transition tables end #####
# reduce 0 omitted
def _reduce_1(val, _values, result)
result = [val[0], val[2]].flatten
result
end
def _reduce_2(val, _values, result)
result = val.flatten
result
end
def _reduce_3(val, _values, result)
result = [val[1]].flatten
result
end
def _reduce_4(val, _values, result)
result = :DIRECT_ADJACENT_SELECTOR
result
end
def _reduce_5(val, _values, result)
result = :CHILD_SELECTOR
result
end
def _reduce_6(val, _values, result)
result = :FOLLOWING_SELECTOR
result
end
def _reduce_7(val, _values, result)
result = :DESCENDANT_SELECTOR
result
end
def _reduce_8(val, _values, result)
result = :CHILD_SELECTOR
result
end
def _reduce_9(val, _values, result)
result = val[1]
result
end
def _reduce_10(val, _values, result)
result = Node.new(:ATTRIB_NAME, [val[0]])
result
end
def _reduce_11(val, _values, result)
result = if val[1].nil?
val[0]
else
Node.new(:CONDITIONAL_SELECTOR, [val[0], val[1]])
end
result
end
# reduce 12 omitted
def _reduce_13(val, _values, result)
result = Node.new(:CONDITIONAL_SELECTOR, val)
result
end
def _reduce_14(val, _values, result)
result = Node.new(:CONDITIONAL_SELECTOR, val)
result
end
def _reduce_15(val, _values, result)
result = Node.new(:CONDITIONAL_SELECTOR, [Node.new(:ELEMENT_NAME, ['*']), val[0]])
result
end
# reduce 16 omitted
def _reduce_17(val, _values, result)
result = Node.new(val[0], [nil, val[1]])
result
end
def _reduce_18(val, _values, result)
result = Node.new(val[1], [val[0], val[2]])
result
end
def _reduce_19(val, _values, result)
result = Node.new(:DESCENDANT_SELECTOR, [val[0], val[2]])
result
end
# reduce 20 omitted
def _reduce_21(val, _values, result)
result = Node.new(:CLASS_CONDITION, [unescape_css_identifier(val[1])])
result
end
# reduce 22 omitted
def _reduce_23(val, _values, result)
result = Node.new(:ELEMENT_NAME, val)
result
end
def _reduce_24(val, _values, result)
result = Node.new(:ELEMENT_NAME, [[val[0], val[2]].compact.join(':')])
result
end
def _reduce_25(val, _values, result)
name = @namespaces.key?('xmlns') ? "xmlns:#{val[0]}" : val[0]
result = Node.new(:ELEMENT_NAME, [name])
result
end
def _reduce_26(val, _values, result)
result = val[0]
result
end
# reduce 27 omitted
def _reduce_28(val, _values, result)
result = Node.new(:ATTRIBUTE_CONDITION, [val[1]] + (val[2] || []))
result
end
def _reduce_29(val, _values, result)
result = Node.new(:ATTRIBUTE_CONDITION, [val[1]] + (val[2] || []))
result
end
def _reduce_30(val, _values, result)
result = Node.new(:PSEUDO_CLASS, [Node.new(:FUNCTION, ['nth-child(', val[1]])])
result
end
def _reduce_31(val, _values, result)
result = Node.new(:ATTRIB_NAME, [[val[0], val[2]].compact.join(':')])
result
end
def _reduce_32(val, _values, result)
result = Node.new(:ATTRIB_NAME, [val[0]])
result
end
# reduce 33 omitted
def _reduce_34(val, _values, result)
result = Node.new(:FUNCTION, [val[0].strip])
result
end
def _reduce_35(val, _values, result)
result = Node.new(:FUNCTION, [val[0].strip, val[1]].flatten)
result
end
def _reduce_36(val, _values, result)
result = Node.new(:FUNCTION, [val[0].strip, val[1]].flatten)
result
end
def _reduce_37(val, _values, result)
result = Node.new(:FUNCTION, [val[0].strip, val[1]].flatten)
result
end
def _reduce_38(val, _values, result)
result = Node.new(:FUNCTION, [val[0].strip, val[1]].flatten)
result
end
def _reduce_39(val, _values, result)
result = [val[0], val[2]]
result
end
def _reduce_40(val, _values, result)
result = [val[0], val[2]]
result
end
def _reduce_41(val, _values, result)
result = [val[0], val[2]]
result
end
def _reduce_42(val, _values, result)
result = [val[0], val[2]]
result
end
# reduce 43 omitted
# reduce 44 omitted
def _reduce_45(val, _values, result)
case val[0]
when 'even'
result = Node.new(:NTH, ['2','n','+','0'])
when 'odd'
result = Node.new(:NTH, ['2','n','+','1'])
when 'n'
result = Node.new(:NTH, ['1','n','+','0'])
else
result = val
end
result
end
# reduce 46 omitted
def _reduce_47(val, _values, result)
if val[1] == 'n'
result = Node.new(:NTH, val)
else
raise Racc::ParseError, "parse error on IDENT '#{val[1]}'"
end
result
end
def _reduce_48(val, _values, result)
# n+3, -n+3
if val[0] == 'n'
val.unshift("1")
result = Node.new(:NTH, val)
elsif val[0] == '-n'
val[0] = 'n'
val.unshift("-1")
result = Node.new(:NTH, val)
else
raise Racc::ParseError, "parse error on IDENT '#{val[1]}'"
end
result
end
def _reduce_49(val, _values, result)
# 5n, -5n, 10n-1
n = val[1]
if n[0, 2] == 'n-'
val[1] = 'n'
val << "-"
# b is contained in n as n is the string "n-b"
val << n[2, n.size]
result = Node.new(:NTH, val)
elsif n == 'n'
val << "+"
val << "0"
result = Node.new(:NTH, val)
else
raise Racc::ParseError, "parse error on IDENT '#{val[1]}'"
end
result
end
def _reduce_50(val, _values, result)
result = Node.new(:PSEUDO_CLASS, [val[1]])
result
end
def _reduce_51(val, _values, result)
result = Node.new(:PSEUDO_CLASS, [val[1]])
result
end
# reduce 52 omitted
# reduce 53 omitted
def _reduce_54(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
def _reduce_55(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
def _reduce_56(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
def _reduce_57(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
def _reduce_58(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
# reduce 59 omitted
# reduce 60 omitted
# reduce 61 omitted
# reduce 62 omitted
# reduce 63 omitted
def _reduce_64(val, _values, result)
result = Node.new(:ID, [unescape_css_identifier(val[0])])
result
end
def _reduce_65(val, _values, result)
result = [val[0], unescape_css_identifier(val[1])]
result
end
def _reduce_66(val, _values, result)
result = [val[0], unescape_css_string(val[1])]
result
end
def _reduce_67(val, _values, result)
result = [val[0], val[1]]
result
end
# reduce 68 omitted
def _reduce_69(val, _values, result)
result = :equal
result
end
def _reduce_70(val, _values, result)
result = :prefix_match
result
end
def _reduce_71(val, _values, result)
result = :suffix_match
result
end
def _reduce_72(val, _values, result)
result = :substring_match
result
end
def _reduce_73(val, _values, result)
result = :not_equal
result
end
def _reduce_74(val, _values, result)
result = :includes
result
end
def _reduce_75(val, _values, result)
result = :dash_match
result
end
def _reduce_76(val, _values, result)
result = Node.new(:NOT, [val[1]])
result
end
# reduce 77 omitted
# reduce 78 omitted
# reduce 79 omitted
# reduce 80 omitted
# reduce 81 omitted
def _reduce_none(val, _values, result)
val[0]
end
end # class Parser
end # module CSS
end # module Nokogiri