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Diffstat (limited to 'test/racc/assets/nokogiri-css.y')
| -rw-r--r-- | test/racc/assets/nokogiri-css.y | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/test/racc/assets/nokogiri-css.y b/test/racc/assets/nokogiri-css.y deleted file mode 100644 index 24dfbf3b1b..0000000000 --- a/test/racc/assets/nokogiri-css.y +++ /dev/null @@ -1,255 +0,0 @@ -class Nokogiri::CSS::Parser - -token FUNCTION INCLUDES DASHMATCH LBRACE HASH PLUS GREATER S STRING IDENT -token COMMA NUMBER PREFIXMATCH SUFFIXMATCH SUBSTRINGMATCH TILDE NOT_EQUAL -token SLASH DOUBLESLASH NOT EQUAL RPAREN LSQUARE RSQUARE HAS - -rule - selector - : selector COMMA simple_selector_1toN { - result = [val.first, val.last].flatten - } - | prefixless_combinator_selector { result = val.flatten } - | optional_S simple_selector_1toN { result = [val.last].flatten } - ; - combinator - : PLUS { result = :DIRECT_ADJACENT_SELECTOR } - | GREATER { result = :CHILD_SELECTOR } - | TILDE { result = :FOLLOWING_SELECTOR } - | DOUBLESLASH { result = :DESCENDANT_SELECTOR } - | SLASH { 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 - } - | function - | function pseudo { - result = Node.new(:CONDITIONAL_SELECTOR, val) - } - | function attrib { - result = Node.new(:CONDITIONAL_SELECTOR, val) - } - | hcap_1toN { - result = Node.new(:CONDITIONAL_SELECTOR, - [Node.new(:ELEMENT_NAME, ['*']), val.first] - ) - } - ; - prefixless_combinator_selector - : combinator simple_selector_1toN { - result = Node.new(val.first, [nil, val.last]) - } - ; - simple_selector_1toN - : simple_selector combinator simple_selector_1toN { - result = Node.new(val[1], [val.first, val.last]) - } - | simple_selector S simple_selector_1toN { - result = Node.new(:DESCENDANT_SELECTOR, [val.first, val.last]) - } - | simple_selector - ; - class - : '.' IDENT { result = Node.new(:CLASS_CONDITION, [val[1]]) } - ; - element_name - : namespaced_ident - | '*' { result = Node.new(:ELEMENT_NAME, val) } - ; - namespaced_ident - : namespace '|' IDENT { - result = Node.new(:ELEMENT_NAME, - [[val.first, val.last].compact.join(':')] - ) - } - | IDENT { - name = @namespaces.key?('xmlns') ? "xmlns:#{val.first}" : val.first - result = Node.new(:ELEMENT_NAME, [name]) - } - ; - namespace - : IDENT { result = val[0] } - | - ; - attrib - : LSQUARE attrib_name attrib_val_0or1 RSQUARE { - result = Node.new(:ATTRIBUTE_CONDITION, - [val[1]] + (val[2] || []) - ) - } - | LSQUARE function attrib_val_0or1 RSQUARE { - result = Node.new(:ATTRIBUTE_CONDITION, - [val[1]] + (val[2] || []) - ) - } - | LSQUARE NUMBER RSQUARE { - # Non standard, but hpricot supports it. - result = Node.new(:PSEUDO_CLASS, - [Node.new(:FUNCTION, ['nth-child(', val[1]])] - ) - } - ; - attrib_name - : namespace '|' IDENT { - result = Node.new(:ELEMENT_NAME, - [[val.first, val.last].compact.join(':')] - ) - } - | IDENT { - # 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]) - } - ; - function - : FUNCTION RPAREN { - result = Node.new(:FUNCTION, [val.first.strip]) - } - | FUNCTION expr RPAREN { - result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten) - } - | FUNCTION nth RPAREN { - result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten) - } - | NOT expr RPAREN { - result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten) - } - | HAS selector RPAREN { - result = Node.new(:FUNCTION, [val.first.strip, val[1]].flatten) - } - ; - expr - : NUMBER COMMA expr { result = [val.first, val.last] } - | STRING COMMA expr { result = [val.first, val.last] } - | IDENT COMMA expr { result = [val.first, val.last] } - | NUMBER - | STRING - | IDENT # even, odd - { - 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 - } - ; - nth - : NUMBER IDENT PLUS NUMBER # 5n+3 -5n+3 - { - if val[1] == 'n' - result = Node.new(:NTH, 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(: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 - } - | NUMBER IDENT { # 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 - } - ; - 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) - } - | negation hcap_1toN { - result = Node.new(:COMBINATOR, val) - } - | attribute_id - | class - | attrib - | pseudo - | negation - ; - attribute_id - : HASH { result = Node.new(:ID, val) } - ; - attrib_val_0or1 - : eql_incl_dash IDENT { result = [val.first, val[1]] } - | eql_incl_dash STRING { result = [val.first, val[1]] } - | - ; - eql_incl_dash - : EQUAL { result = :equal } - | PREFIXMATCH { result = :prefix_match } - | SUFFIXMATCH { result = :suffix_match } - | SUBSTRINGMATCH { result = :substring_match } - | NOT_EQUAL { result = :not_equal } - | INCLUDES { result = :includes } - | DASHMATCH { result = :dash_match } - ; - negation - : NOT negation_arg RPAREN { - result = Node.new(:NOT, [val[1]]) - } - ; - negation_arg - : element_name - | element_name hcap_1toN - | hcap_1toN - ; - optional_S - : S - | - ; -end - ----- header - -require 'nokogiri/css/parser_extras' |