Moving over Nokogiri extensions and vendoring nokogiri CSS support for people without nokogiri installed
This commit is contained in:
Bryan Helmkamp
parent
11f291ceb3
commit
a8e0e7578a
@ -6,9 +6,10 @@ module Webrat
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# Require nokogiri and fall back on rexml
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begin
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require "nokogiri"
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require "webrat/nokogiri"
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rescue LoadError => e
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if require "rexml/document"
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require "merb-core/vendor/nokogiri/css"
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require "webrat/vendor/nokogiri/css"
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warn("Standard REXML library is slow. Please consider installing nokogiri.\nUse \"sudo gem install nokogiri\"")
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end
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end
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15
lib/webrat/nokogiri.rb
Normal file
15
lib/webrat/nokogiri.rb
Normal file
@ -0,0 +1,15 @@
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module Nokogiri
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module CSS
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class XPathVisitor
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def visit_pseudo_class_text(node)
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"@type='text'"
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end
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def visit_pseudo_class_password(node)
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"@type='password'"
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end
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end
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end
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end
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6
lib/webrat/vendor/nokogiri/css.rb
vendored
Normal file
6
lib/webrat/vendor/nokogiri/css.rb
vendored
Normal file
@ -0,0 +1,6 @@
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require 'merb-core/vendor/nokogiri/css/node'
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require 'merb-core/vendor/nokogiri/css/xpath_visitor'
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require 'merb-core/vendor/nokogiri/css/generated_tokenizer'
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require 'merb-core/vendor/nokogiri/css/generated_parser'
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require 'merb-core/vendor/nokogiri/css/tokenizer'
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require 'merb-core/vendor/nokogiri/css/parser'
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653
lib/webrat/vendor/nokogiri/css/generated_parser.rb
vendored
Normal file
653
lib/webrat/vendor/nokogiri/css/generated_parser.rb
vendored
Normal file
@ -0,0 +1,653 @@
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#
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# DO NOT MODIFY!!!!
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# This file is automatically generated by racc 1.4.5
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# from racc grammer file "lib/nokogiri/css/parser.y".
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#
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require 'racc/parser'
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module Nokogiri
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module CSS
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class GeneratedParser < Racc::Parser
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##### racc 1.4.5 generates ###
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racc_reduce_table = [
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0, 0, :racc_error,
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4, 46, :_reduce_1,
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1, 46, :_reduce_2,
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2, 49, :_reduce_3,
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2, 49, :_reduce_4,
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2, 49, :_reduce_5,
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1, 49, :_reduce_6,
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2, 49, :_reduce_7,
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2, 49, :_reduce_8,
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2, 50, :_reduce_9,
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2, 50, :_reduce_10,
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1, 50, :_reduce_none,
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2, 50, :_reduce_12,
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1, 50, :_reduce_13,
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3, 48, :_reduce_14,
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1, 48, :_reduce_none,
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2, 57, :_reduce_16,
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1, 51, :_reduce_17,
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1, 51, :_reduce_18,
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6, 55, :_reduce_19,
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6, 55, :_reduce_20,
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5, 55, :_reduce_21,
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2, 54, :_reduce_22,
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3, 54, :_reduce_23,
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3, 54, :_reduce_24,
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3, 54, :_reduce_25,
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1, 59, :_reduce_none,
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1, 59, :_reduce_none,
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4, 60, :_reduce_28,
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3, 60, :_reduce_29,
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2, 60, :_reduce_30,
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1, 60, :_reduce_31,
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2, 61, :_reduce_32,
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2, 61, :_reduce_33,
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1, 52, :_reduce_none,
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0, 52, :_reduce_none,
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2, 56, :_reduce_36,
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2, 56, :_reduce_37,
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2, 56, :_reduce_38,
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2, 56, :_reduce_39,
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1, 56, :_reduce_none,
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1, 56, :_reduce_none,
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1, 56, :_reduce_none,
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1, 56, :_reduce_none,
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1, 62, :_reduce_44,
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4, 58, :_reduce_45,
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4, 58, :_reduce_46,
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0, 58, :_reduce_none,
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1, 63, :_reduce_none,
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1, 63, :_reduce_none,
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1, 63, :_reduce_none,
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1, 63, :_reduce_none,
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1, 63, :_reduce_none,
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1, 63, :_reduce_none,
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1, 63, :_reduce_none,
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5, 53, :_reduce_55,
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1, 64, :_reduce_none,
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2, 47, :_reduce_none,
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0, 47, :_reduce_none ]
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racc_reduce_n = 59
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racc_shift_n = 97
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racc_action_table = [
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5, 79, 81, 27, 10, 26, 94, 93, 42, 2,
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42, 30, 56, 5, 5, 28, 79, 81, 10, 42,
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42, 42, 47, 2, 51, 42, 42, 10, 82, 84,
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85, 52, 78, 10, 10, 7, 9, 12, 15, 42,
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10, 17, 77, 82, 84, 85, 10, 78, 7, 7,
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9, 12, 15, 42, 5, 17, 68, 77, 10, 9,
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69, 15, 10, 2, 17, 9, 9, 15, 15, 50,
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17, 17, 9, 5, 15, 26, 21, 17, 9, 54,
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15, 23, 63, 17, 37, 38, 39, 64, 42, 7,
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9, 12, 15, 44, 9, 17, 15, 42, 15, 17,
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76, 42, 86, 31, 42, 89, 42, 25, 7, 91,
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33, 92, 34, 35, 53, 42, 42 ]
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racc_action_check = [
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0, 73, 73, 6, 0, 7, 90, 90, 63, 0,
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28, 7, 29, 17, 55, 6, 71, 71, 55, 33,
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34, 35, 17, 55, 22, 37, 38, 4, 73, 73,
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73, 23, 73, 1, 11, 0, 0, 0, 0, 42,
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67, 0, 73, 71, 71, 71, 14, 71, 17, 55,
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55, 55, 55, 44, 36, 55, 50, 71, 36, 4,
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52, 4, 16, 36, 4, 1, 11, 1, 11, 21,
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1, 11, 67, 41, 67, 5, 5, 67, 14, 27,
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14, 5, 41, 14, 13, 13, 13, 41, 64, 36,
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36, 36, 36, 16, 16, 36, 16, 65, 18, 16,
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69, 15, 72, 9, 75, 80, 83, 5, 41, 87,
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13, 88, 13, 13, 24, 93, 94 ]
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racc_action_pointer = [
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-2, 27, nil, nil, 21, 65, 3, -5, nil, 92,
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nil, 28, nil, 77, 40, 92, 56, 11, 58, nil,
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nil, 62, -18, 20, 72, nil, nil, 79, 1, -30,
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nil, nil, nil, 10, 11, 12, 52, 16, 17, nil,
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||||
nil, 71, 30, nil, 44, nil, nil, nil, nil, nil,
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||||
40, nil, 53, nil, nil, 12, nil, nil, nil, nil,
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||||
nil, nil, nil, -1, 79, 88, nil, 34, nil, 84,
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nil, 13, 61, -2, nil, 95, nil, nil, nil, nil,
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64, nil, nil, 97, nil, nil, nil, 68, 69, nil,
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-4, nil, nil, 106, 107, nil, nil ]
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racc_action_default = [
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-59, -42, -17, -13, -41, -59, -59, -59, -2, -59,
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-44, -43, -18, -15, -40, -58, -35, -59, -11, -38,
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||||
-37, -31, -59, -26, -59, -22, -27, -59, -58, -59,
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||||
-26, -16, -39, -58, -58, -58, -59, -58, -58, -6,
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||||
-36, -59, -58, -34, -58, -9, -10, -33, -32, -12,
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||||
-59, -23, -30, -24, 97, -59, -25, -5, -8, -7,
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||||
-14, -3, -4, -58, -58, -58, -57, -59, -29, -59,
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||||
-1, -47, -59, -47, -56, -58, -28, -48, -52, -53,
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-59, -54, -49, -58, -50, -51, -21, -59, -59, -19,
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-59, -20, -55, -58, -58, -45, -46 ]
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racc_goto_table = [
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41, 19, 8, 80, 20, 87, 48, 22, 6, 29,
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49, 32, 46, 55, 40, 45, 43, 36, 57, 58,
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||||
59, 24, 61, 62, 75, nil, nil, 66, nil, 67,
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||||
65, nil, nil, nil, nil, nil, nil, nil, 60, nil,
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||||
nil, nil, nil, nil, nil, nil, nil, nil, 71, 72,
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73, nil, nil, nil, nil, nil, nil, 70, nil, nil,
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||||
88, nil, nil, nil, nil, nil, nil, 74, 90, nil,
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nil, nil, nil, nil, nil, nil, nil, nil, 95, 96 ]
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racc_goto_check = [
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2, 11, 3, 13, 11, 13, 9, 14, 1, 14,
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||||
10, 11, 8, 2, 11, 7, 11, 4, 2, 2,
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||||
2, 15, 2, 2, 19, nil, nil, 2, nil, 2,
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9, nil, nil, nil, nil, nil, nil, nil, 3, nil,
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nil, nil, nil, nil, nil, nil, nil, nil, 2, 2,
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2, nil, nil, nil, nil, nil, nil, 3, nil, nil,
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2, nil, nil, nil, nil, nil, nil, 11, 2, nil,
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nil, nil, nil, nil, nil, nil, nil, nil, 2, 2 ]
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racc_goto_pointer = [
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nil, 8, -15, 2, 4, nil, nil, -1, -4, -11,
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-8, 0, nil, -68, 2, 16, nil, nil, nil, -43 ]
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racc_goto_default = [
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nil, nil, nil, nil, nil, 13, 16, nil, nil, 18,
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1, 3, 4, nil, nil, nil, 11, 14, 83, nil ]
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racc_token_table = {
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false => 0,
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Object.new => 1,
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:FUNCTION => 2,
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:INCLUDES => 3,
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:DASHMATCH => 4,
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:LBRACE => 5,
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:HASH => 6,
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:PLUS => 7,
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:GREATER => 8,
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:S => 9,
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:STRING => 10,
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:IDENT => 11,
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:COMMA => 12,
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:URI => 13,
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:CDO => 14,
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:CDC => 15,
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:NUMBER => 16,
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:PERCENTAGE => 17,
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:LENGTH => 18,
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:EMS => 19,
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:EXS => 20,
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:ANGLE => 21,
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:TIME => 22,
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:FREQ => 23,
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:IMPORTANT_SYM => 24,
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:IMPORT_SYM => 25,
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:MEDIA_SYM => 26,
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:PAGE_SYM => 27,
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:CHARSET_SYM => 28,
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:DIMENSION => 29,
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:PREFIXMATCH => 30,
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:SUFFIXMATCH => 31,
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:SUBSTRINGMATCH => 32,
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:TILDE => 33,
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:NOT_EQUAL => 34,
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:SLASH => 35,
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:DOUBLESLASH => 36,
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:NOT => 37,
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"." => 38,
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"*" => 39,
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"[" => 40,
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"]" => 41,
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")" => 42,
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":" => 43,
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"=" => 44 }
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racc_use_result_var = true
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racc_nt_base = 45
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Racc_arg = [
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racc_action_table,
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racc_action_check,
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racc_action_default,
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racc_action_pointer,
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racc_goto_table,
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racc_goto_check,
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racc_goto_default,
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racc_goto_pointer,
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racc_nt_base,
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racc_reduce_table,
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racc_token_table,
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racc_shift_n,
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racc_reduce_n,
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racc_use_result_var ]
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Racc_token_to_s_table = [
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'$end',
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'error',
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'FUNCTION',
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'INCLUDES',
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'DASHMATCH',
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'LBRACE',
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'HASH',
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'PLUS',
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'GREATER',
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'S',
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'STRING',
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'IDENT',
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'COMMA',
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'URI',
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'CDO',
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'CDC',
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'NUMBER',
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'PERCENTAGE',
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'LENGTH',
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'EMS',
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'EXS',
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'ANGLE',
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'TIME',
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'FREQ',
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'IMPORTANT_SYM',
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'IMPORT_SYM',
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'MEDIA_SYM',
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'PAGE_SYM',
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'CHARSET_SYM',
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'DIMENSION',
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'PREFIXMATCH',
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'SUFFIXMATCH',
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'SUBSTRINGMATCH',
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'TILDE',
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'NOT_EQUAL',
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'SLASH',
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'DOUBLESLASH',
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'NOT',
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'"."',
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'"*"',
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'"["',
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'"]"',
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'")"',
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'":"',
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'"="',
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'$start',
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'selector',
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's_0toN',
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'simple_selector_1toN',
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'combinator',
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'simple_selector',
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'element_name',
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'hcap_0toN',
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'negation',
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'function',
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'attrib',
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'hcap_1toN',
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'class',
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'attrib_val_0or1',
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'expr',
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'an_plus_b',
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'pseudo',
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'attribute_id',
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'eql_incl_dash',
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'negation_arg']
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Racc_debug_parser = false
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##### racc system variables end #####
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# reduce 0 omitted
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 13
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def _reduce_1( val, _values, result )
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result = [val.first, val.last].flatten
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result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 13
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def _reduce_2( val, _values, result )
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result = val.flatten
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result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 16
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def _reduce_3( val, _values, result )
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result = :DIRECT_ADJACENT_SELECTOR
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result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 17
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def _reduce_4( val, _values, result )
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result = :CHILD_SELECTOR
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result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 18
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def _reduce_5( val, _values, result )
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result = :PRECEDING_SELECTOR
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result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 19
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def _reduce_6( val, _values, result )
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result = :DESCENDANT_SELECTOR
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result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 20
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def _reduce_7( val, _values, result )
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result = :DESCENDANT_SELECTOR
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result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 21
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def _reduce_8( val, _values, result )
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result = :CHILD_SELECTOR
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result
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||||
end
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||||
.,.,
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||||
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||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 31
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def _reduce_9( val, _values, result )
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||||
result = if val[1].nil?
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val.first
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||||
else
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Node.new(:CONDITIONAL_SELECTOR, [val.first, val[1]])
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end
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result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 34
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def _reduce_10( val, _values, result )
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result = Node.new(:CONDITIONAL_SELECTOR, val)
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result
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end
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.,.,
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# reduce 11 omitted
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 38
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def _reduce_12( val, _values, result )
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result = Node.new(:CONDITIONAL_SELECTOR, val)
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result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 43
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def _reduce_13( val, _values, result )
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result = Node.new(:CONDITIONAL_SELECTOR,
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||||
[Node.new(:ELEMENT_NAME, ['*']), val.first]
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)
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result
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||||
end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 48
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def _reduce_14( val, _values, result )
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result = Node.new(val[1], [val.first, val.last])
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result
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end
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.,.,
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# reduce 15 omitted
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 51
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def _reduce_16( val, _values, result )
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result = Node.new(:CLASS_CONDITION, [val[1]])
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||||
result
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end
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.,.,
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module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 54
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||||
def _reduce_17( val, _values, result )
|
||||
result = Node.new(:ELEMENT_NAME, val)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 55
|
||||
def _reduce_18( val, _values, result )
|
||||
result = Node.new(:ELEMENT_NAME, val)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 63
|
||||
def _reduce_19( val, _values, result )
|
||||
result = Node.new(:ATTRIBUTE_CONDITION,
|
||||
[Node.new(:ELEMENT_NAME, [val[2]])] + (val[4] || [])
|
||||
)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 68
|
||||
def _reduce_20( val, _values, result )
|
||||
result = Node.new(:ATTRIBUTE_CONDITION,
|
||||
[val[2]] + (val[4] || [])
|
||||
)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 74
|
||||
def _reduce_21( val, _values, result )
|
||||
# Non standard, but hpricot supports it.
|
||||
result = Node.new(:PSEUDO_CLASS,
|
||||
[Node.new(:FUNCTION, ['nth-child(', val[2]])]
|
||||
)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 79
|
||||
def _reduce_22( val, _values, result )
|
||||
result = Node.new(:FUNCTION, [val.first.strip])
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 82
|
||||
def _reduce_23( val, _values, result )
|
||||
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 85
|
||||
def _reduce_24( val, _values, result )
|
||||
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 88
|
||||
def _reduce_25( val, _values, result )
|
||||
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
# reduce 26 omitted
|
||||
|
||||
# reduce 27 omitted
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 102
|
||||
def _reduce_28( val, _values, result )
|
||||
if val[1] == 'n'
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
else
|
||||
raise Racc::ParseError, "parse error on IDENT '#{val[1]}'"
|
||||
end
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 113
|
||||
def _reduce_29( val, _values, result )
|
||||
# n+3, -n+3
|
||||
if val[0] == 'n'
|
||||
val.unshift("1")
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
elsif val[0] == '-n'
|
||||
val[0] = 'n'
|
||||
val.unshift("-1")
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
else
|
||||
raise Racc::ParseError, "parse error on IDENT '#{val[1]}'"
|
||||
end
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 124
|
||||
def _reduce_30( val, _values, result )
|
||||
if val[1] == 'n'
|
||||
val << "+"
|
||||
val << "0"
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
else
|
||||
raise Racc::ParseError, "parse error on IDENT '#{val[1]}'"
|
||||
end
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 136
|
||||
def _reduce_31( val, _values, result )
|
||||
if val[0] == 'even'
|
||||
val = ["2","n","+","0"]
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
elsif val[0] == 'odd'
|
||||
val = ["2","n","+","1"]
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
else
|
||||
raise Racc::ParseError, "parse error on IDENT '#{val[0]}'"
|
||||
end
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 141
|
||||
def _reduce_32( val, _values, result )
|
||||
result = Node.new(:PSEUDO_CLASS, [val[1]])
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 141
|
||||
def _reduce_33( val, _values, result )
|
||||
result = Node.new(:PSEUDO_CLASS, [val[1]])
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
# reduce 34 omitted
|
||||
|
||||
# reduce 35 omitted
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 151
|
||||
def _reduce_36( val, _values, result )
|
||||
result = Node.new(:COMBINATOR, val)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 154
|
||||
def _reduce_37( val, _values, result )
|
||||
result = Node.new(:COMBINATOR, val)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 157
|
||||
def _reduce_38( val, _values, result )
|
||||
result = Node.new(:COMBINATOR, val)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 160
|
||||
def _reduce_39( val, _values, result )
|
||||
result = Node.new(:COMBINATOR, val)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
# reduce 40 omitted
|
||||
|
||||
# reduce 41 omitted
|
||||
|
||||
# reduce 42 omitted
|
||||
|
||||
# reduce 43 omitted
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 166
|
||||
def _reduce_44( val, _values, result )
|
||||
result = Node.new(:ID, val)
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 169
|
||||
def _reduce_45( val, _values, result )
|
||||
result = [val.first, val[2]]
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 170
|
||||
def _reduce_46( val, _values, result )
|
||||
result = [val.first, val[2]]
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
# reduce 47 omitted
|
||||
|
||||
# reduce 48 omitted
|
||||
|
||||
# reduce 49 omitted
|
||||
|
||||
# reduce 50 omitted
|
||||
|
||||
# reduce 51 omitted
|
||||
|
||||
# reduce 52 omitted
|
||||
|
||||
# reduce 53 omitted
|
||||
|
||||
# reduce 54 omitted
|
||||
|
||||
module_eval <<'.,.,', 'lib/nokogiri/css/parser.y', 186
|
||||
def _reduce_55( val, _values, result )
|
||||
result = Node.new(:NOT, [val[2]])
|
||||
result
|
||||
end
|
||||
.,.,
|
||||
|
||||
# reduce 56 omitted
|
||||
|
||||
# reduce 57 omitted
|
||||
|
||||
# reduce 58 omitted
|
||||
|
||||
def _reduce_none( val, _values, result )
|
||||
result
|
||||
end
|
||||
|
||||
end # class GeneratedParser
|
||||
|
||||
end # module CSS
|
||||
|
||||
end # module Nokogiri
|
||||
159
lib/webrat/vendor/nokogiri/css/generated_tokenizer.rb
vendored
Normal file
159
lib/webrat/vendor/nokogiri/css/generated_tokenizer.rb
vendored
Normal file
@ -0,0 +1,159 @@
|
||||
#
|
||||
# DO NOT MODIFY!!!!
|
||||
# This file is automatically generated by rex 1.0.1
|
||||
# from lexical definition file "lib/nokogiri/css/tokenizer.rex".
|
||||
#
|
||||
|
||||
module Nokogiri
|
||||
module CSS
|
||||
class GeneratedTokenizer
|
||||
require 'strscan'
|
||||
|
||||
class ScanError < StandardError ; end
|
||||
|
||||
attr_reader :lineno
|
||||
attr_reader :filename
|
||||
|
||||
def scan_setup ; end
|
||||
|
||||
def action &block
|
||||
yield
|
||||
end
|
||||
|
||||
def scan_str( str )
|
||||
scan_evaluate str
|
||||
do_parse
|
||||
end
|
||||
|
||||
def load_file( filename )
|
||||
@filename = filename
|
||||
open(filename, "r") do |f|
|
||||
scan_evaluate f.read
|
||||
end
|
||||
end
|
||||
|
||||
def scan_file( filename )
|
||||
load_file filename
|
||||
do_parse
|
||||
end
|
||||
|
||||
def next_token
|
||||
@rex_tokens.shift
|
||||
end
|
||||
|
||||
def scan_evaluate( str )
|
||||
scan_setup
|
||||
@rex_tokens = []
|
||||
@lineno = 1
|
||||
ss = StringScanner.new(str)
|
||||
state = nil
|
||||
until ss.eos?
|
||||
text = ss.peek(1)
|
||||
@lineno += 1 if text == "\n"
|
||||
case state
|
||||
when nil
|
||||
case
|
||||
when (text = ss.scan(/~=/i))
|
||||
@rex_tokens.push action { [:INCLUDES, text] }
|
||||
|
||||
when (text = ss.scan(/\|=/i))
|
||||
@rex_tokens.push action { [:DASHMATCH, text] }
|
||||
|
||||
when (text = ss.scan(/\^=/i))
|
||||
@rex_tokens.push action { [:PREFIXMATCH, text] }
|
||||
|
||||
when (text = ss.scan(/\$=/i))
|
||||
@rex_tokens.push action { [:SUFFIXMATCH, text] }
|
||||
|
||||
when (text = ss.scan(/\*=/i))
|
||||
@rex_tokens.push action { [:SUBSTRINGMATCH, text] }
|
||||
|
||||
when (text = ss.scan(/!=/i))
|
||||
@rex_tokens.push action { [:NOT_EQUAL, text] }
|
||||
|
||||
when (text = ss.scan(/[-]?([_a-z]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])([_a-z0-9-]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])*\(\s*/i))
|
||||
@rex_tokens.push action { [:FUNCTION, text] }
|
||||
|
||||
when (text = ss.scan(/@[-]?([_a-z]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])([_a-z0-9-]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])*/i))
|
||||
@rex_tokens.push action { [:IDENT, text] }
|
||||
|
||||
when (text = ss.scan(/[-]?([_a-z]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])([_a-z0-9-]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])*/i))
|
||||
@rex_tokens.push action { [:IDENT, text] }
|
||||
|
||||
when (text = ss.scan(/-?([0-9]+|[0-9]*\.[0-9]+)/i))
|
||||
@rex_tokens.push action { [:NUMBER, text] }
|
||||
|
||||
when (text = ss.scan(/\#([_a-z0-9-]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])+/i))
|
||||
@rex_tokens.push action { [:HASH, text] }
|
||||
|
||||
when (text = ss.scan(/[\s\r\n\f]*\+/i))
|
||||
@rex_tokens.push action { [:PLUS, text] }
|
||||
|
||||
when (text = ss.scan(/[\s\r\n\f]*>/i))
|
||||
@rex_tokens.push action { [:GREATER, text] }
|
||||
|
||||
when (text = ss.scan(/[\s\r\n\f]*,/i))
|
||||
@rex_tokens.push action { [:COMMA, text] }
|
||||
|
||||
when (text = ss.scan(/[\s\r\n\f]*~/i))
|
||||
@rex_tokens.push action { [:TILDE, text] }
|
||||
|
||||
when (text = ss.scan(/\:not\(/i))
|
||||
@rex_tokens.push action { [:NOT, text] }
|
||||
|
||||
when (text = ss.scan(/@[-]?([_a-z]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])([_a-z0-9-]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])*/i))
|
||||
@rex_tokens.push action { [:ATKEYWORD, text] }
|
||||
|
||||
when (text = ss.scan(/-?([0-9]+|[0-9]*\.[0-9]+)%/i))
|
||||
@rex_tokens.push action { [:PERCENTAGE, text] }
|
||||
|
||||
when (text = ss.scan(/-?([0-9]+|[0-9]*\.[0-9]+)[-]?([_a-z]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])([_a-z0-9-]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])*/i))
|
||||
@rex_tokens.push action { [:DIMENSION, text] }
|
||||
|
||||
when (text = ss.scan(/<!--/i))
|
||||
@rex_tokens.push action { [:CDO, text] }
|
||||
|
||||
when (text = ss.scan(/-->/i))
|
||||
@rex_tokens.push action { [:CDC, text] }
|
||||
|
||||
when (text = ss.scan(/[\s\r\n\f]*\/\//i))
|
||||
@rex_tokens.push action { [:DOUBLESLASH, text] }
|
||||
|
||||
when (text = ss.scan(/[\s\r\n\f]*\//i))
|
||||
@rex_tokens.push action { [:SLASH, text] }
|
||||
|
||||
when (text = ss.scan(/U\+[0-9a-f?]{1,6}(-[0-9a-f]{1,6})?/i))
|
||||
@rex_tokens.push action {[:UNICODE_RANGE, text] }
|
||||
|
||||
when (text = ss.scan(/\/\*(.|[\r\n])*?\*\//i))
|
||||
;
|
||||
|
||||
when (text = ss.scan(/[\s\t\r\n\f]+/i))
|
||||
@rex_tokens.push action { [:S, text] }
|
||||
|
||||
when (text = ss.scan(/[\.*:\[\]=\)]/i))
|
||||
@rex_tokens.push action { [text, text] }
|
||||
|
||||
when (text = ss.scan(/"([^\n\r\f"]|\\n|\r\n|\r|\f|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])*"|'([^\n\r\f']|\\n|\r\n|\r|\f|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])*'/i))
|
||||
@rex_tokens.push action { [:STRING, text] }
|
||||
|
||||
when (text = ss.scan(/\"([^\n\r\f\"]|\\n|\r\n|\r|\f|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])*|([^\n\r\f\']|\\n|\r\n|\r|\f|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?|\\[^\n\r\f0-9a-f])*/i))
|
||||
@rex_tokens.push action { [:INVALID, text] }
|
||||
|
||||
when (text = ss.scan(/./i))
|
||||
@rex_tokens.push action { [text, text] }
|
||||
|
||||
else
|
||||
text = ss.string[ss.pos .. -1]
|
||||
raise ScanError, "can not match: '" + text + "'"
|
||||
end # if
|
||||
|
||||
else
|
||||
raise ScanError, "undefined state: '" + state.to_s + "'"
|
||||
end # case state
|
||||
end # until ss
|
||||
end # def scan_evaluate
|
||||
|
||||
end # class
|
||||
end
|
||||
end
|
||||
95
lib/webrat/vendor/nokogiri/css/node.rb
vendored
Normal file
95
lib/webrat/vendor/nokogiri/css/node.rb
vendored
Normal file
@ -0,0 +1,95 @@
|
||||
module Nokogiri
|
||||
module CSS
|
||||
class Node
|
||||
attr_accessor :type, :value
|
||||
def initialize type, value
|
||||
@type = type
|
||||
@value = value
|
||||
end
|
||||
|
||||
def accept visitor
|
||||
visitor.send(:"visit_#{type.to_s.downcase}", self)
|
||||
end
|
||||
|
||||
def to_xpath prefix = '//', preprocess = true
|
||||
self.preprocess! if preprocess
|
||||
prefix + XPathVisitor.new.accept(self)
|
||||
end
|
||||
|
||||
def preprocess!
|
||||
### Deal with nth-child
|
||||
matches = find_by_type(
|
||||
[:CONDITIONAL_SELECTOR,
|
||||
[:ELEMENT_NAME],
|
||||
[:PSEUDO_CLASS,
|
||||
[:FUNCTION]
|
||||
]
|
||||
]
|
||||
)
|
||||
matches.each do |match|
|
||||
if match.value[1].value[0].value[0] =~ /^nth-child/
|
||||
tag_name = match.value[0].value.first
|
||||
match.value[0].value = ['*']
|
||||
match.value[1] = Node.new(:COMBINATOR, [
|
||||
match.value[1].value[0],
|
||||
Node.new(:FUNCTION, ['self(', tag_name])
|
||||
])
|
||||
end
|
||||
if match.value[1].value[0].value[0] =~ /^nth-last-child/
|
||||
tag_name = match.value[0].value.first
|
||||
match.value[0].value = ['*']
|
||||
match.value[1] = Node.new(:COMBINATOR, [
|
||||
match.value[1].value[0],
|
||||
Node.new(:FUNCTION, ['self(', tag_name])
|
||||
])
|
||||
end
|
||||
end
|
||||
|
||||
### Deal with first-child, last-child
|
||||
matches = find_by_type(
|
||||
[:CONDITIONAL_SELECTOR,
|
||||
[:ELEMENT_NAME], [:PSEUDO_CLASS]
|
||||
])
|
||||
matches.each do |match|
|
||||
if ['first-child', 'last-child'].include?(match.value[1].value.first)
|
||||
which = match.value[1].value.first.gsub(/-\w*$/, '')
|
||||
tag_name = match.value[0].value.first
|
||||
match.value[0].value = ['*']
|
||||
match.value[1] = Node.new(:COMBINATOR, [
|
||||
Node.new(:FUNCTION, ["#{which}("]),
|
||||
Node.new(:FUNCTION, ['self(', tag_name])
|
||||
])
|
||||
elsif 'only-child' == match.value[1].value.first
|
||||
tag_name = match.value[0].value.first
|
||||
match.value[0].value = ['*']
|
||||
match.value[1] = Node.new(:COMBINATOR, [
|
||||
Node.new(:FUNCTION, ["#{match.value[1].value.first}("]),
|
||||
Node.new(:FUNCTION, ['self(', tag_name])
|
||||
])
|
||||
end
|
||||
end
|
||||
|
||||
self
|
||||
end
|
||||
|
||||
def find_by_type(types)
|
||||
matches = []
|
||||
matches << self if to_type == types
|
||||
@value.each do |v|
|
||||
matches += v.find_by_type(types) if v.respond_to?(:find_by_type)
|
||||
end
|
||||
matches
|
||||
end
|
||||
|
||||
def to_type
|
||||
[@type] + @value.map { |n|
|
||||
n.to_type if n.respond_to?(:to_type)
|
||||
}.compact
|
||||
end
|
||||
|
||||
def to_a
|
||||
[@type] + @value.map { |n| n.respond_to?(:to_a) ? n.to_a : [n] }
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
24
lib/webrat/vendor/nokogiri/css/parser.rb
vendored
Normal file
24
lib/webrat/vendor/nokogiri/css/parser.rb
vendored
Normal file
@ -0,0 +1,24 @@
|
||||
module Nokogiri
|
||||
module CSS
|
||||
class Parser < GeneratedParser
|
||||
class << self
|
||||
def parse string
|
||||
new.parse(string)
|
||||
end
|
||||
end
|
||||
|
||||
def initialize
|
||||
@tokenizer = Tokenizer.new
|
||||
end
|
||||
|
||||
def parse string
|
||||
@tokenizer.scan string
|
||||
do_parse
|
||||
end
|
||||
|
||||
def next_token
|
||||
@tokenizer.next_token
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
198
lib/webrat/vendor/nokogiri/css/parser.y
vendored
Normal file
198
lib/webrat/vendor/nokogiri/css/parser.y
vendored
Normal file
@ -0,0 +1,198 @@
|
||||
class Nokogiri::CSS::GeneratedParser
|
||||
|
||||
token FUNCTION INCLUDES DASHMATCH LBRACE HASH PLUS GREATER S STRING IDENT
|
||||
token COMMA URI CDO CDC NUMBER PERCENTAGE LENGTH EMS EXS ANGLE TIME FREQ
|
||||
token IMPORTANT_SYM IMPORT_SYM MEDIA_SYM PAGE_SYM CHARSET_SYM DIMENSION
|
||||
token PREFIXMATCH SUFFIXMATCH SUBSTRINGMATCH TILDE NOT_EQUAL SLASH DOUBLESLASH
|
||||
token NOT
|
||||
|
||||
rule
|
||||
selector
|
||||
: selector COMMA s_0toN simple_selector_1toN {
|
||||
result = [val.first, val.last].flatten
|
||||
}
|
||||
| simple_selector_1toN { result = val.flatten }
|
||||
;
|
||||
combinator
|
||||
: PLUS s_0toN { result = :DIRECT_ADJACENT_SELECTOR }
|
||||
| GREATER s_0toN { result = :CHILD_SELECTOR }
|
||||
| TILDE s_0toN { result = :PRECEDING_SELECTOR }
|
||||
| S { result = :DESCENDANT_SELECTOR }
|
||||
| DOUBLESLASH s_0toN { result = :DESCENDANT_SELECTOR }
|
||||
| SLASH s_0toN { result = :CHILD_SELECTOR }
|
||||
;
|
||||
simple_selector
|
||||
: element_name hcap_0toN {
|
||||
result = if val[1].nil?
|
||||
val.first
|
||||
else
|
||||
Node.new(:CONDITIONAL_SELECTOR, [val.first, val[1]])
|
||||
end
|
||||
}
|
||||
| element_name negation {
|
||||
result = Node.new(:CONDITIONAL_SELECTOR, val)
|
||||
}
|
||||
| function
|
||||
| function attrib {
|
||||
result = Node.new(:CONDITIONAL_SELECTOR, val)
|
||||
}
|
||||
| hcap_1toN {
|
||||
result = Node.new(:CONDITIONAL_SELECTOR,
|
||||
[Node.new(:ELEMENT_NAME, ['*']), val.first]
|
||||
)
|
||||
}
|
||||
;
|
||||
simple_selector_1toN
|
||||
: simple_selector combinator simple_selector_1toN {
|
||||
result = Node.new(val[1], [val.first, val.last])
|
||||
}
|
||||
| simple_selector
|
||||
;
|
||||
class
|
||||
: '.' IDENT { result = Node.new(:CLASS_CONDITION, [val[1]]) }
|
||||
;
|
||||
element_name
|
||||
: IDENT { result = Node.new(:ELEMENT_NAME, val) }
|
||||
| '*' { result = Node.new(:ELEMENT_NAME, val) }
|
||||
;
|
||||
attrib
|
||||
: '[' s_0toN IDENT s_0toN attrib_val_0or1 ']' {
|
||||
result = Node.new(:ATTRIBUTE_CONDITION,
|
||||
[Node.new(:ELEMENT_NAME, [val[2]])] + (val[4] || [])
|
||||
)
|
||||
}
|
||||
| '[' s_0toN function s_0toN attrib_val_0or1 ']' {
|
||||
result = Node.new(:ATTRIBUTE_CONDITION,
|
||||
[val[2]] + (val[4] || [])
|
||||
)
|
||||
}
|
||||
| '[' s_0toN NUMBER s_0toN ']' {
|
||||
# Non standard, but hpricot supports it.
|
||||
result = Node.new(:PSEUDO_CLASS,
|
||||
[Node.new(:FUNCTION, ['nth-child(', val[2]])]
|
||||
)
|
||||
}
|
||||
;
|
||||
function
|
||||
: FUNCTION ')' {
|
||||
result = Node.new(:FUNCTION, [val.first.strip])
|
||||
}
|
||||
| FUNCTION expr ')' {
|
||||
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
|
||||
}
|
||||
| FUNCTION an_plus_b ')' {
|
||||
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
|
||||
}
|
||||
| NOT expr ')' {
|
||||
result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten)
|
||||
}
|
||||
;
|
||||
expr
|
||||
: NUMBER
|
||||
| STRING
|
||||
;
|
||||
an_plus_b
|
||||
: NUMBER IDENT PLUS NUMBER # 5n+3 -5n+3
|
||||
{
|
||||
if val[1] == 'n'
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
else
|
||||
raise Racc::ParseError, "parse error on IDENT '#{val[1]}'"
|
||||
end
|
||||
}
|
||||
| IDENT PLUS NUMBER { # n+3, -n+3
|
||||
if val[0] == 'n'
|
||||
val.unshift("1")
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
elsif val[0] == '-n'
|
||||
val[0] = 'n'
|
||||
val.unshift("-1")
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
else
|
||||
raise Racc::ParseError, "parse error on IDENT '#{val[1]}'"
|
||||
end
|
||||
}
|
||||
| NUMBER IDENT # 5n, -5n
|
||||
{
|
||||
if val[1] == 'n'
|
||||
val << "+"
|
||||
val << "0"
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
else
|
||||
raise Racc::ParseError, "parse error on IDENT '#{val[1]}'"
|
||||
end
|
||||
}
|
||||
| IDENT # even, odd
|
||||
{
|
||||
if val[0] == 'even'
|
||||
val = ["2","n","+","0"]
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
elsif val[0] == 'odd'
|
||||
val = ["2","n","+","1"]
|
||||
result = Node.new(:AN_PLUS_B, val)
|
||||
else
|
||||
raise Racc::ParseError, "parse error on IDENT '#{val[0]}'"
|
||||
end
|
||||
}
|
||||
;
|
||||
pseudo
|
||||
: ':' function {
|
||||
result = Node.new(:PSEUDO_CLASS, [val[1]])
|
||||
}
|
||||
| ':' IDENT { result = Node.new(:PSEUDO_CLASS, [val[1]]) }
|
||||
;
|
||||
hcap_0toN
|
||||
: hcap_1toN
|
||||
|
|
||||
;
|
||||
hcap_1toN
|
||||
: attribute_id hcap_1toN {
|
||||
result = Node.new(:COMBINATOR, val)
|
||||
}
|
||||
| class hcap_1toN {
|
||||
result = Node.new(:COMBINATOR, val)
|
||||
}
|
||||
| attrib hcap_1toN {
|
||||
result = Node.new(:COMBINATOR, val)
|
||||
}
|
||||
| pseudo hcap_1toN {
|
||||
result = Node.new(:COMBINATOR, val)
|
||||
}
|
||||
| attribute_id
|
||||
| class
|
||||
| attrib
|
||||
| pseudo
|
||||
;
|
||||
attribute_id
|
||||
: HASH { result = Node.new(:ID, val) }
|
||||
;
|
||||
attrib_val_0or1
|
||||
: eql_incl_dash s_0toN IDENT s_0toN { result = [val.first, val[2]] }
|
||||
| eql_incl_dash s_0toN STRING s_0toN { result = [val.first, val[2]] }
|
||||
|
|
||||
;
|
||||
eql_incl_dash
|
||||
: '='
|
||||
| PREFIXMATCH
|
||||
| SUFFIXMATCH
|
||||
| SUBSTRINGMATCH
|
||||
| NOT_EQUAL
|
||||
| INCLUDES
|
||||
| DASHMATCH
|
||||
;
|
||||
negation
|
||||
: NOT s_0toN negation_arg s_0toN ')' {
|
||||
result = Node.new(:NOT, [val[2]])
|
||||
}
|
||||
;
|
||||
negation_arg
|
||||
: hcap_1toN
|
||||
;
|
||||
s_0toN
|
||||
: S s_0toN
|
||||
|
|
||||
;
|
||||
end
|
||||
|
||||
---- header
|
||||
|
||||
9
lib/webrat/vendor/nokogiri/css/tokenizer.rb
vendored
Normal file
9
lib/webrat/vendor/nokogiri/css/tokenizer.rb
vendored
Normal file
@ -0,0 +1,9 @@
|
||||
module Nokogiri
|
||||
module CSS
|
||||
class Tokenizer < GeneratedTokenizer
|
||||
def scan(str)
|
||||
scan_evaluate(str)
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
63
lib/webrat/vendor/nokogiri/css/tokenizer.rex
vendored
Normal file
63
lib/webrat/vendor/nokogiri/css/tokenizer.rex
vendored
Normal file
@ -0,0 +1,63 @@
|
||||
module Nokogiri
|
||||
module CSS
|
||||
class GeneratedTokenizer
|
||||
|
||||
macro
|
||||
nl \n|\r\n|\r|\f
|
||||
w [\s\r\n\f]*
|
||||
nonascii [^\\\\0-\\\\177]
|
||||
num -?([0-9]+|[0-9]*\.[0-9]+)
|
||||
unicode \\\\\\\\\[0-9a-f]{1,6}(\r\n|[\s\n\r\t\f])?
|
||||
|
||||
escape {unicode}|\\\\\\\[^\n\r\f0-9a-f]
|
||||
nmchar [_a-z0-9-]|{nonascii}|{escape}
|
||||
nmstart [_a-z]|{nonascii}|{escape}
|
||||
ident [-]?({nmstart})({nmchar})*
|
||||
name ({nmchar})+
|
||||
string1 "([^\n\r\f"]|\\{nl}|{nonascii}|{escape})*"
|
||||
string2 '([^\n\r\f']|\\{nl}|{nonascii}|{escape})*'
|
||||
string {string1}|{string2}
|
||||
invalid1 \"([^\n\r\f\\"]|\\{nl}|{nonascii}|{escape})*
|
||||
invalid2 \'([^\n\r\f\\']|\\{nl}|{nonascii}|{escape})*
|
||||
invalid {invalid1}|{invalid2}
|
||||
Comment \/\*(.|[\r\n])*?\*\/
|
||||
|
||||
rule
|
||||
|
||||
# [:state] pattern [actions]
|
||||
|
||||
~= { [:INCLUDES, text] }
|
||||
\|= { [:DASHMATCH, text] }
|
||||
\^= { [:PREFIXMATCH, text] }
|
||||
\$= { [:SUFFIXMATCH, text] }
|
||||
\*= { [:SUBSTRINGMATCH, text] }
|
||||
!= { [:NOT_EQUAL, text] }
|
||||
{ident}\(\s* { [:FUNCTION, text] }
|
||||
@{ident} { [:IDENT, text] }
|
||||
{ident} { [:IDENT, text] }
|
||||
{num} { [:NUMBER, text] }
|
||||
\#{name} { [:HASH, text] }
|
||||
{w}\+ { [:PLUS, text] }
|
||||
{w}> { [:GREATER, text] }
|
||||
{w}, { [:COMMA, text] }
|
||||
{w}~ { [:TILDE, text] }
|
||||
\:not\( { [:NOT, text] }
|
||||
@{ident} { [:ATKEYWORD, text] }
|
||||
{num}% { [:PERCENTAGE, text] }
|
||||
{num}{ident} { [:DIMENSION, text] }
|
||||
<!-- { [:CDO, text] }
|
||||
--> { [:CDC, text] }
|
||||
{w}\/\/ { [:DOUBLESLASH, text] }
|
||||
{w}\/ { [:SLASH, text] }
|
||||
|
||||
U\+[0-9a-f?]{1,6}(-[0-9a-f]{1,6})? {[:UNICODE_RANGE, text] }
|
||||
|
||||
{Comment} /* ignore comments */
|
||||
[\s\t\r\n\f]+ { [:S, text] }
|
||||
[\.*:\[\]=\)] { [text, text] }
|
||||
{string} { [:STRING, text] }
|
||||
{invalid} { [:INVALID, text] }
|
||||
. { [text, text] }
|
||||
end
|
||||
end
|
||||
end
|
||||
159
lib/webrat/vendor/nokogiri/css/xpath_visitor.rb
vendored
Normal file
159
lib/webrat/vendor/nokogiri/css/xpath_visitor.rb
vendored
Normal file
@ -0,0 +1,159 @@
|
||||
module Nokogiri
|
||||
module CSS
|
||||
class XPathVisitor
|
||||
def visit_function node
|
||||
# note that nth-child and nth-last-child are preprocessed in css/node.rb.
|
||||
case node.value.first
|
||||
when /^text\(/
|
||||
'child::text()'
|
||||
when /^self\(/
|
||||
"self::#{node.value[1]}"
|
||||
when /^(eq|nth|nth-of-type|nth-child)\(/
|
||||
if node.value[1].is_a?(Nokogiri::CSS::Node) and node.value[1].type == :AN_PLUS_B
|
||||
an_plus_b(node.value[1])
|
||||
else
|
||||
"position() = " + node.value[1]
|
||||
end
|
||||
when /^(first|first-of-type)\(/
|
||||
"position() = 1"
|
||||
when /^(last|last-of-type)\(/
|
||||
"position() = last()"
|
||||
when /^(nth-last-child|nth-last-of-type)\(/
|
||||
"position() = last() - #{node.value[1]}"
|
||||
when /^contains\(/
|
||||
"contains(., #{node.value[1]})"
|
||||
when /^gt\(/
|
||||
"position() > #{node.value[1]}"
|
||||
when /^only-child\(/
|
||||
"last() = 1"
|
||||
else
|
||||
node.value.first + ')'
|
||||
end
|
||||
end
|
||||
|
||||
def visit_not node
|
||||
'not(' + node.value.first.accept(self) + ')'
|
||||
end
|
||||
|
||||
def visit_preceding_selector node
|
||||
node.value.last.accept(self) +
|
||||
'[preceding-sibling::' +
|
||||
node.value.first.accept(self) +
|
||||
']'
|
||||
end
|
||||
|
||||
def visit_direct_adjacent_selector node
|
||||
node.value.last.accept(self) +
|
||||
'[preceding-sibling::' +
|
||||
node.value.first.accept(self) +
|
||||
'][position()=1]'
|
||||
end
|
||||
|
||||
def visit_id node
|
||||
node.value.first =~ /^#(.*)$/
|
||||
"@id = '#{$1}'"
|
||||
end
|
||||
|
||||
def visit_attribute_condition node
|
||||
attribute = if (node.value.first.type == :FUNCTION) or (node.value.first.value.first =~ /::/)
|
||||
''
|
||||
else
|
||||
'@'
|
||||
end
|
||||
attribute += node.value.first.accept(self)
|
||||
|
||||
# Support non-standard css
|
||||
attribute.gsub!(/^@@/, '@')
|
||||
|
||||
return attribute unless node.value.length == 3
|
||||
|
||||
value = node.value.last
|
||||
value = "'#{value}'" if value !~ /^['"]/
|
||||
|
||||
case node.value[1]
|
||||
when '*='
|
||||
"contains(#{attribute}, #{value})"
|
||||
when '^='
|
||||
"starts-with(#{attribute}, #{value})"
|
||||
when '|='
|
||||
"#{attribute} = #{value} or starts-with(#{attribute}, concat(#{value}, '-'))"
|
||||
when '~='
|
||||
"contains(concat(\" \", #{attribute}, \" \"),concat(\" \", #{value}, \" \"))"
|
||||
when '$='
|
||||
"substring(#{attribute}, string-length(#{attribute}) - " +
|
||||
"string-length(#{value}) + 1, string-length(#{value})) = #{value}"
|
||||
else
|
||||
attribute + " #{node.value[1]} " + "#{value}"
|
||||
end
|
||||
end
|
||||
|
||||
def visit_pseudo_class node
|
||||
if node.value.first.is_a?(Nokogiri::CSS::Node) and node.value.first.type == :FUNCTION
|
||||
node.value.first.accept(self)
|
||||
else
|
||||
case node.value.first
|
||||
when "first" then "position() = 1"
|
||||
when "last" then "position() = last()"
|
||||
when "first-of-type" then "position() = 1"
|
||||
when "last-of-type" then "position() = last()"
|
||||
when "only-of-type" then "last() = 1"
|
||||
when "empty" then "not(node())"
|
||||
when "parent" then "node()"
|
||||
else
|
||||
'1 = 1'
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
def visit_class_condition node
|
||||
"contains(concat(' ', @class, ' '),concat(' ', '#{node.value.first}', ' '))"
|
||||
end
|
||||
|
||||
def visit_combinator node
|
||||
node.value.first.accept(self) + ' and ' +
|
||||
node.value.last.accept(self)
|
||||
end
|
||||
|
||||
def visit_conditional_selector node
|
||||
node.value.first.accept(self) + '[' +
|
||||
node.value.last.accept(self) + ']'
|
||||
end
|
||||
|
||||
def visit_descendant_selector node
|
||||
node.value.first.accept(self) +
|
||||
'//' +
|
||||
node.value.last.accept(self)
|
||||
end
|
||||
|
||||
def visit_child_selector node
|
||||
node.value.first.accept(self) +
|
||||
'/' +
|
||||
node.value.last.accept(self)
|
||||
end
|
||||
|
||||
def visit_element_name node
|
||||
node.value.first
|
||||
end
|
||||
|
||||
def accept node
|
||||
node.accept(self)
|
||||
end
|
||||
|
||||
private
|
||||
def an_plus_b node
|
||||
raise ArgumentError, "expected an+b node to contain 4 tokens, but is #{node.value.inspect}" unless node.value.size == 4
|
||||
|
||||
a = node.value[0].to_i
|
||||
b = node.value[3].to_i
|
||||
|
||||
if (b == 0)
|
||||
return "(position() mod #{a}) = 0"
|
||||
else
|
||||
compare = (a < 0) ? "<=" : ">="
|
||||
return "(position() #{compare} #{b}) and (((position()-#{b}) mod #{a.abs}) = 0)"
|
||||
end
|
||||
end
|
||||
|
||||
end
|
||||
end
|
||||
end
|
||||
75
spec/webrat/nokogiri_spec.rb
Normal file
75
spec/webrat/nokogiri_spec.rb
Normal file
@ -0,0 +1,75 @@
|
||||
require File.expand_path(File.dirname(__FILE__) + "/../spec_helper")
|
||||
|
||||
describe "Nokogiri Extension" do
|
||||
include Webrat::Matchers
|
||||
|
||||
def fail
|
||||
raise_error(Spec::Expectations::ExpectationNotMetError)
|
||||
end
|
||||
|
||||
before(:each) do
|
||||
@text_and_password = <<-HTML
|
||||
<div>
|
||||
<input type="text"/>
|
||||
<input type="password"/>
|
||||
<span type="text"/>
|
||||
</div>
|
||||
HTML
|
||||
|
||||
@text_only = <<-HTML
|
||||
<div>
|
||||
<input type="text" disabled="disabled" />
|
||||
</div>
|
||||
HTML
|
||||
|
||||
@password_only = <<-HTML
|
||||
<div>
|
||||
<input type="password"/>
|
||||
<div>
|
||||
HTML
|
||||
end
|
||||
|
||||
describe ":text" do
|
||||
it "passes have_selector(:text) if a node with type=text exists" do
|
||||
@text_and_password.should have_selector(":text")
|
||||
end
|
||||
|
||||
it "passes not have_selector(:text) if no node with text=text exists" do
|
||||
@password_only.should_not have_selector(":text")
|
||||
end
|
||||
|
||||
it "fails have_selector(:text) if no node with type=text exists" do
|
||||
lambda { @password_only.should have_selector(":text") }.should fail
|
||||
end
|
||||
|
||||
it "fails not have_selector(:text) if a node with type=text exists" do
|
||||
lambda { @text_only.should_not have_selector(":text") }.should fail
|
||||
end
|
||||
|
||||
it "works together with other selectors" do
|
||||
@text_and_password.should have_selector("input:text[type*='te']")
|
||||
end
|
||||
end
|
||||
|
||||
describe ":password" do
|
||||
it "passes have_selector(:password) if a node with type=password exists" do
|
||||
@text_and_password.should have_selector(":password")
|
||||
end
|
||||
|
||||
it "passes not have_selector(:text) if no node with text=text exists" do
|
||||
@text_only.should_not have_selector(":password")
|
||||
end
|
||||
|
||||
it "fails have_selector(:password) if no node with type=password exists" do
|
||||
lambda { @text_only.should have_selector(":password") }.should fail
|
||||
end
|
||||
|
||||
it "fails not have_selector(:password) if a node with type=password exists" do
|
||||
lambda { @password_only.should_not have_selector(":password") }.should fail
|
||||
end
|
||||
|
||||
it "works together with other selectors" do
|
||||
@text_and_password.should have_selector("input:password[type*='pa']")
|
||||
end
|
||||
end
|
||||
end
|
||||
Loading…
Reference in New Issue
Block a user