enh(js/ts) fix => async function title highlights (#3414)

highlightjs · Dec 9, 2021 · 4ddfbe4 · 4ddfbe4
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diff --git a/CHANGES.md b/CHANGES.md
@@ -2,6 +2,7 @@
 
 Grammars:
 
+- enh(js/ts) fix => async function title highlights (#3405) [Josh Goebel][]
 - enh(twig) update keywords list (#3415) [Matthieu Lempereur][]
 - fix(python) def, class keywords detected mid-identifier (#3381) [Josh Goebel][]
 - fix(python) Fix recognition of numeric literals followed by keywords without whitespace (#2985) [Richard Gibson][]

diff --git a/src/languages/javascript.js b/src/languages/javascript.js
@@ -406,8 +406,10 @@ export default function(hljs) {
       /const|var|let/, /\s+/,
       IDENT_RE, /\s*/,
       /=\s*/,
+      /(async\s*)?/, // async is optional
       regex.lookahead(FUNC_LEAD_IN_RE)
     ],
+    keywords: "async",
     className: {
       1: "keyword",
       3: "title.function"