regexps.rb in css_parser-1.7.0

- old
+ new

@@ -52,16 +52,16 @@
   RE_BORDER_STYLE = /([\s]*^)?(none|hidden|dotted|dashed|solid|double|dot-dash|dot-dot-dash|wave|groove|ridge|inset|outset)([\s]*$)?/imx
   RE_BORDER_UNITS = Regexp.union(BOX_MODEL_UNITS_RX, /(thin|medium|thick)/i)
 
 
   # Patterns for specificity calculations
-  NON_ID_ATTRIBUTES_AND_PSEUDO_CLASSES_RX= /
-    (\.[\w]+)                     # classes
+  NON_ID_ATTRIBUTES_AND_PSEUDO_CLASSES_RX_NC= /
+    (?:\.[\w]+)                     # classes
     |
-    \[(\w+)                       # attributes
+    \[(?:\w+)                       # attributes
     |
-    (\:(                          # pseudo classes
+    (?:\:(?:                          # pseudo classes
       link|visited|active
       |hover|focus
       |lang
       |target
       |enabled|disabled|checked|indeterminate
@@ -70,13 +70,13 @@
       |first-child|last-child|first-of-type|last-of-type
       |only-child|only-of-type
       |empty|contains
     ))
   /ix
-  ELEMENTS_AND_PSEUDO_ELEMENTS_RX = /
-    ((^|[\s\+\>\~]+)[\w]+       # elements
+  ELEMENTS_AND_PSEUDO_ELEMENTS_RX_NC = /
+    (?:(?:^|[\s\+\>\~]+)[\w]+       # elements
     |
-    \:{1,2}(                    # pseudo-elements
+    \:{1,2}(?:                    # pseudo-elements
       after|before
       |first-letter|first-line
       |selection
     )
   )/ix