fix(ruby) highlight entire class name even when it contains underscores

Signed-off-by: jimtng <[email protected]>

Author: jimtng

CHANGES.md

@@ -1,3 +1,10 @@
+## Version 11.11.2
+
+Core Grammars:
+
+- fix(ruby) highlight entire class name even when it contains underscores
+
+
 ## Version 11.11.1
 
 - Fixes regression with Rust grammar.

src/languages/ruby.js

@@ -12,9 +12,9 @@ export default function(hljs) {
   const RUBY_METHOD_RE = '([a-zA-Z_]\\w*[!?=]?|[-+~]@|<<|>>|=~|===?|<=>|[<>]=?|\\*\\*|[-/+%^&*~`|]|\\[\\]=?)';
   // TODO: move concepts like CAMEL_CASE into `modes.js`
   const CLASS_NAME_RE = regex.either(
-    /\b([A-Z]+[a-z0-9]+)+/,
+    /\b([A-Z]+[a-z0-9_]+)+/,
     // ends in caps
-    /\b([A-Z]+[a-z0-9]+)+[A-Z]+/,
+    /\b([A-Z]+[a-z0-9_]+)+[A-Z]+/,
   )
   ;
   const CLASS_NAME_WITH_NAMESPACE_RE = regex.concat(CLASS_NAME_RE, /(::\w+)*/)