enh(js/ts) improve CLASS_REFERENCE

CHANGES.md

@@ -6,6 +6,7 @@ Grammars:
 - fix(python) Fix recognition of numeric literals followed by keywords without whitespace (#2985) [Richard Gibson][]
 - enh(swift) add SE-0290 unavailability condition (#3382) [Bradley Mackey][]
 - enh(java) add `sealed` and `non-sealed` keywords (#3386) [Bradley Mackey][]
+- enh(js/ts) improve `CLASS_REFERENCE` (#3411) [Josh Goebel][]
 - fix(clojure) Several issues with Clojure highlighting (#3397) [Björn Ebbinghaus][]
   - fix(clojure) `comment` macro catches more than it should (#3395)
   - fix(clojure) `$` in symbol breaks highlighting

src/languages/javascript.js

@@ -290,10 +290,14 @@ export default function(hljs) {
     regex.either(
       // Hard coded exceptions
       /\bJSON/,
-      // Float32Array
-      /\b[A-Z][a-z]+([A-Z][a-z]+|\d)*/,
+      // Float32Array, OutT
+      /\b[A-Z][a-z]+([A-Z][a-z]*|\d)*/,
       // CSSFactory
       /\b[A-Z]{2,}([A-Z][a-z]+|\d)+/,
+      // FPs
+      /\b[A-Z]{2,}[a-z]+([A-Z][a-z]+|\d)*/,
+      // P
+      // single letters are not highlighted
       // BLAH
       // this will be flagged as a UPPER_CASE_CONSTANT instead
     ),

test/markup/javascript/class.expect.txt

@@ -33,3 +33,6 @@
 <span class="hljs-title class_">CSSParser</span>
 <span class="hljs-title class_">Float32Array</span>
 <span class="hljs-title class_">BigInt64Array</span>
+<span class="hljs-title class_">FPs</span>
+<span class="hljs-title class_">OutT</span>
+<span class="hljs-title class_">InT</span>

test/markup/javascript/class.txt

@@ -33,3 +33,6 @@ SelfDrivingTruck
 CSSParser
 Float32Array
 BigInt64Array
+FPs
+OutT
+InT