fix: auto-code group transformation (#114)

app/server/plugins/content.ts

@@ -144,23 +144,31 @@ function transformCodeGroups(currChildIdx: number, children: ContentNode[] = [])
  return
  }
 
- const group: ContentNode[] = []
+ const group: {
+ idx: number
+ node: ContentNode
+ }[] = []
 
  for (let i = currChildIdx; i < children.length; i++) {
  const nextNode = children[i]
  if (!_isNamedCodeBlock(nextNode)) {
  break
  }
- group.push(nextNode)
- children[i] = { type: 'text', value: '' }
+ group.push({ idx: i, node: nextNode })
  }
 
  // Replace current children with the new code group if it has two or more code blocks
  if (group.length > 1) {
+ // Only reset children if we have more than one code block
+ // Code here is to avoid empty text nodes in the markdown AST
+ for (const { idx } of group) {
+ children[idx] = { type: 'text', value: '' }
+ }
+
  children[currChildIdx] = {
  type: 'element',
  tag: 'CodeGroup',
- children: [...group],
+ children: group.map((g) => g.node),
  }
  }
 }