Stricter matching for lang attributes

Lang value now supports only chars legal in BCP-47 and underscore. Fixes #76
borgar · Apr 21, 2021 · c402299 · c402299
1 parent 212a150
commit c402299
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/src/textile/attr.js b/src/textile/attr.js
@@ -8,7 +8,7 @@ const reColSpan = /^\\(\d+)/;
 const reRowSpan = /^\/(\d+)/;
 const reStyles = /^\{([^}]*)\}/;
 const reCSS = /^\s*([^:\s]+)\s*:\s*(.+)\s*$/;
-const reLang = /^\[([^[\]\n]+)\]/;
+const reLang = /^\[([a-zA-Z0-9_-]+)\]/;
 
 const pbaAlignLookup = {
   '<': 'left',

diff --git a/test/jstextile.js b/test/jstextile.js
@@ -682,3 +682,10 @@ test('correct glyph convertion', t => {
     '<p>foo &#8212; bar <em>foo foo -- bar bar</em> <code>foo -- bar</code></p>\nfoo -- bar');
   t.end();
 });
+
+
+test('less liberal lang attr #76', t => {
+  t.is(textile.convert('%["red":https://example.com].%'),
+    '<p><span><a href="https://example.com">red</a>.</span></p>');
+  t.end();
+});