Repository URL to install this package:
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Version:
1.6.8.1 ▾
|
#
# DO NOT MODIFY!!!!
# This file is automatically generated by Racc 1.4.12
# from Racc grammer file "".
#
require 'racc/parser.rb'
require 'nokogiri/css/parser_extras'
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
##### State transition tables begin ###
racc_action_table = [
24, 93, 56, 57, 33, 55, 94, 23, 24, 22,
12, 93, 33, 27, 35, 52, 88, 22, -23, 25,
92, 98, 23, 33, 26, 18, 20, 25, 27, 86,
23, 24, 26, 18, 20, 33, 27, 11, 39, 24,
22, 23, 89, 33, 18, 101, 100, 27, 22, 12,
25, 24, 95, 23, 90, 26, 18, 20, 25, 27,
66, 23, 24, 26, 18, 20, 33, 27, 91, 90,
51, 22, 96, 85, 33, 26, 33, -23, 33, 56,
87, 25, 60, 99, 23, 74, 26, 18, 20, 39,
27, 39, 23, 39, 23, 18, 23, 18, 27, 18,
27, 33, 27, 33, 56, 87, 22, 60, 56, 87,
102, 60, 56, 87, 33, 60, 39, 24, 39, 23,
103, 23, 18, 20, 18, 27, 46, 27, 49, 39,
93, 44, 23, 105, 33, 18, 51, 45, 27, 33,
-23, 26, 108, 56, 58, 109, 60, nil, nil, 39,
nil, nil, 23, nil, 39, 18, nil, 23, 27, nil,
18, 20, nil, 27, 82, 83, nil, nil, nil, 82,
83, nil, nil, nil, nil, 78, 79, 80, nil, 81,
78, 79, 80, 77, 81, 4, 5, 10, 77, 4,
5, 43, nil, nil, nil, 6, nil, 8, 7, 6,
nil, 8, 7, 4, 5, 10, nil, nil, nil, nil,
nil, nil, nil, 6, nil, 8, 7 ]
racc_action_check = [
42, 58, 24, 24, 42, 24, 57, 15, 43, 42,
64, 57, 43, 15, 11, 24, 53, 43, 58, 42,
56, 64, 42, 14, 42, 42, 42, 43, 42, 50,
43, 3, 43, 43, 43, 3, 43, 1, 14, 9,
3, 14, 54, 9, 14, 76, 76, 14, 9, 1,
3, 27, 59, 3, 60, 3, 3, 3, 9, 3,
27, 9, 12, 9, 9, 9, 12, 9, 55, 55,
27, 12, 61, 49, 28, 27, 62, 46, 30, 92,
92, 12, 92, 75, 12, 45, 12, 12, 12, 28,
12, 62, 28, 30, 62, 28, 30, 62, 28, 30,
62, 39, 30, 32, 90, 90, 39, 90, 51, 51,
84, 51, 93, 93, 31, 93, 39, 23, 32, 39,
86, 32, 39, 39, 32, 39, 23, 32, 23, 31,
87, 18, 31, 91, 29, 31, 23, 21, 31, 25,
22, 23, 94, 25, 25, 105, 25, nil, nil, 29,
nil, nil, 29, nil, 25, 29, nil, 25, 29, nil,
25, 25, nil, 25, 48, 48, nil, nil, nil, 47,
47, nil, nil, nil, nil, 48, 48, 48, nil, 48,
47, 47, 47, 48, 47, 0, 0, 0, 47, 17,
17, 17, nil, nil, nil, 0, nil, 0, 0, 17,
nil, 17, 17, 26, 26, 26, nil, nil, nil, nil,
nil, nil, nil, 26, nil, 26, 26 ]
racc_action_pointer = [
178, 37, nil, 29, nil, nil, nil, nil, nil, 37,
nil, 14, 60, nil, 17, -17, nil, 182, 120, nil,
nil, 108, 111, 115, -8, 133, 196, 49, 68, 128,
72, 108, 97, nil, nil, nil, nil, nil, nil, 95,
nil, nil, -2, 6, nil, 74, 48, 166, 161, 48,
0, 98, nil, -7, 19, 57, 8, -1, -11, 29,
42, 49, 70, nil, -2, nil, nil, nil, nil, nil,
nil, nil, nil, nil, nil, 58, 35, nil, nil, nil,
nil, nil, nil, nil, 85, nil, 109, 118, nil, nil,
94, 126, 69, 102, 129, nil, nil, nil, nil, nil,
nil, nil, nil, nil, nil, 132, nil, nil, nil, nil ]
racc_action_default = [
-74, -75, -2, -24, -4, -5, -6, -7, -8, -24,
-73, -75, -24, -3, -47, -10, -13, -17, -75, -19,
-20, -75, -22, -24, -75, -24, -74, -75, -53, -54,
-55, -56, -57, -58, -14, 110, -1, -9, -46, -24,
-11, -12, -24, -24, -18, -75, -29, -61, -61, -75,
-75, -75, -30, -75, -75, -38, -39, -40, -22, -75,
-38, -75, -70, -72, -75, -44, -45, -48, -49, -50,
-51, -52, -15, -16, -21, -75, -75, -62, -63, -64,
-65, -66, -67, -68, -75, -27, -75, -40, -31, -32,
-75, -43, -75, -75, -75, -33, -69, -71, -34, -25,
-59, -60, -26, -28, -35, -75, -36, -37, -42, -41 ]
racc_goto_table = [
53, 38, 13, 1, 41, 48, 62, 40, 34, 65,
50, 36, 63, 75, 84, 67, 68, 69, 70, 71,
62, 47, 37, 42, 54, nil, 63, nil, nil, 64,
nil, nil, nil, nil, nil, nil, nil, nil, nil, nil,
nil, 72, 73, nil, nil, nil, nil, nil, nil, 97,
nil, nil, nil, nil, nil, nil, nil, nil, nil, nil,
nil, nil, nil, nil, nil, nil, 104, nil, 106, 107 ]
racc_goto_check = [
18, 12, 2, 1, 11, 9, 7, 10, 2, 9,
15, 2, 12, 17, 17, 12, 12, 12, 12, 12,
7, 16, 8, 5, 19, nil, 12, nil, nil, 1,
nil, nil, nil, nil, nil, nil, nil, nil, nil, nil,
nil, 2, 2, nil, nil, nil, nil, nil, nil, 12,
nil, nil, nil, nil, nil, nil, nil, nil, nil, nil,
nil, nil, nil, nil, nil, nil, 18, nil, 18, 18 ]
racc_goto_pointer = [
nil, 3, -1, nil, nil, 6, nil, -19, 8, -18,
-8, -11, -13, nil, nil, -13, -2, -34, -24, 0,
nil, nil, nil, nil ]
racc_goto_default = [
nil, nil, nil, 2, 3, 9, 17, 14, nil, 15,
31, 30, 16, 29, 19, 21, nil, nil, 59, nil,
28, 32, 76, 61 ]
racc_reduce_table = [
0, 0, :racc_error,
3, 32, :_reduce_1,
1, 32, :_reduce_2,
2, 32, :_reduce_3,
1, 36, :_reduce_4,
1, 36, :_reduce_5,
1, 36, :_reduce_6,
1, 36, :_reduce_7,
1, 36, :_reduce_8,
2, 37, :_reduce_9,
1, 37, :_reduce_none,
2, 37, :_reduce_11,
2, 37, :_reduce_12,
1, 37, :_reduce_13,
2, 34, :_reduce_14,
3, 33, :_reduce_15,
3, 33, :_reduce_16,
1, 33, :_reduce_none,
2, 44, :_reduce_18,
1, 38, :_reduce_none,
1, 38, :_reduce_20,
3, 45, :_reduce_21,
1, 45, :_reduce_22,
1, 46, :_reduce_23,
0, 46, :_reduce_none,
4, 42, :_reduce_25,
4, 42, :_reduce_26,
3, 42, :_reduce_27,
3, 47, :_reduce_28,
1, 47, :_reduce_29,
2, 40, :_reduce_30,
3, 40, :_reduce_31,
3, 40, :_reduce_32,
3, 40, :_reduce_33,
3, 40, :_reduce_34,
3, 49, :_reduce_35,
3, 49, :_reduce_36,
3, 49, :_reduce_37,
1, 49, :_reduce_none,
1, 49, :_reduce_none,
1, 49, :_reduce_40,
4, 50, :_reduce_41,
3, 50, :_reduce_42,
2, 50, :_reduce_43,
2, 41, :_reduce_44,
2, 41, :_reduce_45,
1, 39, :_reduce_none,
0, 39, :_reduce_none,
2, 43, :_reduce_48,
2, 43, :_reduce_49,
2, 43, :_reduce_50,
2, 43, :_reduce_51,
2, 43, :_reduce_52,
1, 43, :_reduce_none,
1, 43, :_reduce_none,
1, 43, :_reduce_none,
1, 43, :_reduce_none,
1, 43, :_reduce_none,
1, 51, :_reduce_58,
2, 48, :_reduce_59,
2, 48, :_reduce_60,
0, 48, :_reduce_none,
1, 53, :_reduce_62,
1, 53, :_reduce_63,
1, 53, :_reduce_64,
1, 53, :_reduce_65,
1, 53, :_reduce_66,
1, 53, :_reduce_67,
1, 53, :_reduce_68,
3, 52, :_reduce_69,
1, 54, :_reduce_none,
2, 54, :_reduce_none,
1, 54, :_reduce_none,
1, 35, :_reduce_none,
0, 35, :_reduce_none ]
racc_reduce_n = 75
racc_shift_n = 110
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 }
racc_nt_base = 31
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",
"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.first, val.last].flatten
result
end
def _reduce_2(val, _values, result)
result = val.flatten
result
end
def _reduce_3(val, _values, result)
result = [val.last].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 = if val[1].nil?
val.first
else
Node.new(:CONDITIONAL_SELECTOR, [val.first, val[1]])
end
result
end
# reduce 10 omitted
def _reduce_11(val, _values, result)
result = Node.new(:CONDITIONAL_SELECTOR, val)
result
end
def _reduce_12(val, _values, result)
result = Node.new(:CONDITIONAL_SELECTOR, val)
result
end
def _reduce_13(val, _values, result)
result = Node.new(:CONDITIONAL_SELECTOR,
[Node.new(:ELEMENT_NAME, ['*']), val.first]
)
result
end
def _reduce_14(val, _values, result)
result = Node.new(val.first, [nil, val.last])
result
end
def _reduce_15(val, _values, result)
result = Node.new(val[1], [val.first, val.last])
result
end
def _reduce_16(val, _values, result)
result = Node.new(:DESCENDANT_SELECTOR, [val.first, val.last])
result
end
# reduce 17 omitted
def _reduce_18(val, _values, result)
result = Node.new(:CLASS_CONDITION, [unescape_css_identifier(val[1])])
result
end
# reduce 19 omitted
def _reduce_20(val, _values, result)
result = Node.new(:ELEMENT_NAME, val)
result
end
def _reduce_21(val, _values, result)
result = Node.new(:ELEMENT_NAME,
[[val.first, val.last].compact.join(':')]
)
result
end
def _reduce_22(val, _values, result)
name = @namespaces.key?('xmlns') ? "xmlns:#{val.first}" : val.first
result = Node.new(:ELEMENT_NAME, [name])
result
end
def _reduce_23(val, _values, result)
result = val[0]
result
end
# reduce 24 omitted
def _reduce_25(val, _values, result)
result = Node.new(:ATTRIBUTE_CONDITION,
[val[1]] + (val[2] || [])
)
result
end
def _reduce_26(val, _values, result)
result = Node.new(:ATTRIBUTE_CONDITION,
[val[1]] + (val[2] || [])
)
result
end
def _reduce_27(val, _values, result)
# Non standard, but hpricot supports it.
result = Node.new(:PSEUDO_CLASS,
[Node.new(:FUNCTION, ['nth-child(', val[1]])]
)
result
end
def _reduce_28(val, _values, result)
result = Node.new(:ELEMENT_NAME,
[[val.first, val.last].compact.join(':')]
)
result
end
def _reduce_29(val, _values, result)
# Default namespace is not applied to attributes.
# So we don't add prefix "xmlns:" as in namespaced_ident.
result = Node.new(:ELEMENT_NAME, [val.first])
result
end
def _reduce_30(val, _values, result)
result = Node.new(:FUNCTION, [val.first.strip])
result
end
def _reduce_31(val, _values, result)
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
result
end
def _reduce_32(val, _values, result)
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
result
end
def _reduce_33(val, _values, result)
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
result
end
def _reduce_34(val, _values, result)
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
result
end
def _reduce_35(val, _values, result)
result = [val.first, val.last]
result
end
def _reduce_36(val, _values, result)
result = [val.first, val.last]
result
end
def _reduce_37(val, _values, result)
result = [val.first, val.last]
result
end
# reduce 38 omitted
# reduce 39 omitted
def _reduce_40(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
# This is not CSS standard. It allows us to support this:
# assert_xpath("//a[foo(., @href)]", @parser.parse('a:foo(@href)'))
# assert_xpath("//a[foo(., @a, b)]", @parser.parse('a:foo(@a, b)'))
# assert_xpath("//a[foo(., a, 10)]", @parser.parse('a:foo(a, 10)'))
result = val
end
result
end
def _reduce_41(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_42(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_43(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_44(val, _values, result)
result = Node.new(:PSEUDO_CLASS, [val[1]])
result
end
def _reduce_45(val, _values, result)
result = Node.new(:PSEUDO_CLASS, [val[1]])
result
end
# reduce 46 omitted
# reduce 47 omitted
def _reduce_48(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
def _reduce_49(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
def _reduce_50(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
def _reduce_51(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
def _reduce_52(val, _values, result)
result = Node.new(:COMBINATOR, val)
result
end
# reduce 53 omitted
# reduce 54 omitted
# reduce 55 omitted
# reduce 56 omitted
# reduce 57 omitted
def _reduce_58(val, _values, result)
result = Node.new(:ID, [unescape_css_identifier(val.first)])
result
end
def _reduce_59(val, _values, result)
result = [val.first, val[1]]
result
end
def _reduce_60(val, _values, result)
result = [val.first, val[1]]
result
end
# reduce 61 omitted
def _reduce_62(val, _values, result)
result = :equal
result
end
def _reduce_63(val, _values, result)
result = :prefix_match
result
end
def _reduce_64(val, _values, result)
result = :suffix_match
result
end
def _reduce_65(val, _values, result)
result = :substring_match
result
end
def _reduce_66(val, _values, result)
result = :not_equal
result
end
def _reduce_67(val, _values, result)
result = :includes
result
end
def _reduce_68(val, _values, result)
result = :dash_match
result
end
def _reduce_69(val, _values, result)
result = Node.new(:NOT, [val[1]])
result
end
# reduce 70 omitted
# reduce 71 omitted
# reduce 72 omitted
# reduce 73 omitted
# reduce 74 omitted
def _reduce_none(val, _values, result)
val[0]
end
end # class Parser
end # module CSS
end # module Nokogiri