[gtksourceview] css.lang: Add colors of CSS Color Module Level 4

[Sébastien Wilmet <swilmet src gnome org>]

commit 0c8d5ba85ab0230b00853db29d38ba70c0c10c0f
Author: Jeffery To <jeffery to gmail com>
Date:   Thu Apr 26 04:28:21 2018 +0800

    css.lang: Add colors of CSS Color Module Level 4
    
    This adds a new context (css3-named-color) containing the new colors
    introduced in CSS Color Module Level 3 and Level 4.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=784158

 data/language-specs/css.lang |  137 ++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 137 insertions(+), 0 deletions(-)
---
diff --git a/data/language-specs/css.lang b/data/language-specs/css.lang
index a4fc7ff..ead6947 100644
--- a/data/language-specs/css.lang
+++ b/data/language-specs/css.lang
@@ -145,6 +145,142 @@
       <match>#([a-fA-F0-9]{8}|[a-fA-F0-9]{6}|[a-fA-F0-9]{4}|[a-fA-F0-9]{3})\b</match>
     </context>
 
+    <context id="css3-named-color" style-ref="color">
+      <prefix>\s</prefix>
+      <suffix>($|(?=[;\s]))</suffix>
+      <keyword>aliceblue</keyword>
+      <keyword>antiquewhite</keyword>
+      <keyword>aquamarine</keyword>
+      <keyword>azure</keyword>
+      <keyword>beige</keyword>
+      <keyword>bisque</keyword>
+      <keyword>blanchedalmond</keyword>
+      <keyword>blueviolet</keyword>
+      <keyword>brown</keyword>
+      <keyword>burlywood</keyword>
+      <keyword>cadetblue</keyword>
+      <keyword>chartreuse</keyword>
+      <keyword>chocolate</keyword>
+      <keyword>coral</keyword>
+      <keyword>cornflowerblue</keyword>
+      <keyword>cornsilk</keyword>
+      <keyword>crimson</keyword>
+      <keyword>cyan</keyword>
+      <keyword>darkblue</keyword>
+      <keyword>darkcyan</keyword>
+      <keyword>darkgoldenrod</keyword>
+      <keyword>darkgray</keyword>
+      <keyword>darkgreen</keyword>
+      <keyword>darkgrey</keyword>
+      <keyword>darkkhaki</keyword>
+      <keyword>darkmagenta</keyword>
+      <keyword>darkolivegreen</keyword>
+      <keyword>darkorange</keyword>
+      <keyword>darkorchid</keyword>
+      <keyword>darkred</keyword>
+      <keyword>darksalmon</keyword>
+      <keyword>darkseagreen</keyword>
+      <keyword>darkslateblue</keyword>
+      <keyword>darkslategray</keyword>
+      <keyword>darkslategrey</keyword>
+      <keyword>darkturquoise</keyword>
+      <keyword>darkviolet</keyword>
+      <keyword>deeppink</keyword>
+      <keyword>deepskyblue</keyword>
+      <keyword>dimgray</keyword>
+      <keyword>dimgrey</keyword>
+      <keyword>dodgerblue</keyword>
+      <keyword>firebrick</keyword>
+      <keyword>floralwhite</keyword>
+      <keyword>forestgreen</keyword>
+      <keyword>gainsboro</keyword>
+      <keyword>ghostwhite</keyword>
+      <keyword>goldenrod</keyword>
+      <keyword>gold</keyword>
+      <keyword>greenyellow</keyword>
+      <keyword>grey</keyword>
+      <keyword>honeydew</keyword>
+      <keyword>hotpink</keyword>
+      <keyword>indianred</keyword>
+      <keyword>indigo</keyword>
+      <keyword>ivory</keyword>
+      <keyword>khaki</keyword>
+      <keyword>lavenderblush</keyword>
+      <keyword>lavender</keyword>
+      <keyword>lawngreen</keyword>
+      <keyword>lemonchiffon</keyword>
+      <keyword>lightblue</keyword>
+      <keyword>lightcoral</keyword>
+      <keyword>lightcyan</keyword>
+      <keyword>lightgoldenrodyellow</keyword>
+      <keyword>lightgray</keyword>
+      <keyword>lightgreen</keyword>
+      <keyword>lightgrey</keyword>
+      <keyword>lightpink</keyword>
+      <keyword>lightsalmon</keyword>
+      <keyword>lightseagreen</keyword>
+      <keyword>lightskyblue</keyword>
+      <keyword>lightslategray</keyword>
+      <keyword>lightslategrey</keyword>
+      <keyword>lightsteelblue</keyword>
+      <keyword>lightyellow</keyword>
+      <keyword>limegreen</keyword>
+      <keyword>linen</keyword>
+      <keyword>magenta</keyword>
+      <keyword>mediumaquamarine</keyword>
+      <keyword>mediumblue</keyword>
+      <keyword>mediumorchid</keyword>
+      <keyword>mediumpurple</keyword>
+      <keyword>mediumseagreen</keyword>
+      <keyword>mediumslateblue</keyword>
+      <keyword>mediumspringgreen</keyword>
+      <keyword>mediumturquoise</keyword>
+      <keyword>mediumvioletred</keyword>
+      <keyword>midnightblue</keyword>
+      <keyword>mintcream</keyword>
+      <keyword>mistyrose</keyword>
+      <keyword>moccasin</keyword>
+      <keyword>navajowhite</keyword>
+      <keyword>oldlace</keyword>
+      <keyword>olivedrab</keyword>
+      <keyword>orangered</keyword>
+      <keyword>orchid</keyword>
+      <keyword>palegoldenrod</keyword>
+      <keyword>palegreen</keyword>
+      <keyword>paleturquoise</keyword>
+      <keyword>palevioletred</keyword>
+      <keyword>papayawhip</keyword>
+      <keyword>peachpuff</keyword>
+      <keyword>peru</keyword>
+      <keyword>pink</keyword>
+      <keyword>plum</keyword>
+      <keyword>powderblue</keyword>
+      <keyword>rebeccapurple</keyword>
+      <keyword>rosybrown</keyword>
+      <keyword>royalblue</keyword>
+      <keyword>saddlebrown</keyword>
+      <keyword>salmon</keyword>
+      <keyword>sandybrown</keyword>
+      <keyword>seagreen</keyword>
+      <keyword>seashell</keyword>
+      <keyword>sienna</keyword>
+      <keyword>skyblue</keyword>
+      <keyword>slateblue</keyword>
+      <keyword>slategray</keyword>
+      <keyword>slategrey</keyword>
+      <keyword>snow</keyword>
+      <keyword>springgreen</keyword>
+      <keyword>steelblue</keyword>
+      <keyword>tan</keyword>
+      <keyword>thistle</keyword>
+      <keyword>tomato</keyword>
+      <keyword>turquoise</keyword>
+      <keyword>violet</keyword>
+      <keyword>wheat</keyword>
+      <keyword>whitesmoke</keyword>
+      <keyword>yellowgreen</keyword>
+    </context>
+
     <context id="named-color" style-ref="color">
       <prefix>\s</prefix>
       <suffix>($|(?=[;\s]))</suffix>
@@ -964,6 +1100,7 @@
         <context ref="at-rules"/>
         <context ref="style-block"/>
         <context ref="hexadecimal-color"/>
+        <context ref="css3-named-color"/>
         <context ref="named-color"/>
         <context ref="function"/>
         <context ref="dimension"/>