fix nesting

src/ts/ribbit-editor.ts

@@ -450,19 +450,10 @@ export class RibbitEditor extends Ribbit {
             '`':   'md-code',
         };
 
-        /*
-        const INLINE_PATTERN = new RegExp(
-            '\\[(?<linkLabel>[^\\]]+)\\]\\((?<linkHref>[^)]+)\\)' +
-            '|' +
-            '(?<delimiter>\\*{1,2}|~~|`)(?<content>.+?)(?<closer>\\k<delimiter>|$)',
-            'g'
-        );
-        */
-
         const INLINE_PATTERN = new RegExp(
            '\\[(?<linkLabel>[^\\]]+)\\]\\((?<linkHref>[^)]+)\\)' +
             '|' +
-            '(?<delimiter>\\*{1,3}|~~|`)(?<content>.+?)(?<closer>\\k<delimiter>(?!\\*)|$)',
+            '(?<delimiter>\\*{3}|\\*{2}|\\*|~~|`)(?<content>.+)(?<closer>\\k<delimiter>(?!\\*))',
             'g'
         );