fix(rust) prevent symbol from gobbling strings

highlightjs · Dec 22, 2024 · 2db4c16 · 2db4c16
1 parent 93e6358
commit 2db4c16
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Showing 3 changed files with 6 additions and 1 deletion.
diff --git a/src/languages/rust.js b/src/languages/rust.js
@@ -200,7 +200,8 @@ export default function(hljs) {
       }),
       {
         className: 'symbol',
-        begin: /'[a-zA-Z_][a-zA-Z0-9_]*/
+        // negative lookahead to avoid matching `'`
+        begin: /'[a-zA-Z_][a-zA-Z0-9_]*(?!')/
       },
       {
         scope: 'string',

diff --git a/test/markup/rust/strings.expect.txt b/test/markup/rust/strings.expect.txt
@@ -3,6 +3,7 @@
 <span class="hljs-string">&#x27;<span class="hljs-char escape_">\x</span>1A&#x27;</span>;
 <span class="hljs-string">&#x27;<span class="hljs-char escape_">\u</span>12AS&#x27;</span>;
 <span class="hljs-string">&#x27;<span class="hljs-char escape_">\U</span>1234ASDF&#x27;</span>;
+<span class="hljs-string">&#x27;😭&#x27;</span>;
 <span class="hljs-string">b&#x27;a&#x27;</span>;
 
 <span class="hljs-string">&quot;hello&quot;</span>;
@@ -12,6 +13,7 @@
 <span class="hljs-string">r###&quot;world&quot;###</span>;
 <span class="hljs-string">r##&quot; &quot;###
 &quot;# &quot;##</span>;
+<span class="hljs-string">&quot;😭😭😭😭&quot;</span>;
 
 <span class="hljs-string">br&quot; &quot;</span>;
 <span class="hljs-string">br#&quot;hello&quot;#</span>;

diff --git a/test/markup/rust/strings.txt b/test/markup/rust/strings.txt
@@ -3,6 +3,7 @@
 '\x1A';
 '\u12AS';
 '\U1234ASDF';
+'😭';
 b'a';
 
 "hello";
@@ -12,6 +13,7 @@ r"hello";
 r###"world"###;
 r##" "###
 "# "##;
+"😭😭😭😭";
 
 br" ";
 br#"hello"#;