Fix innercomments (#11697)

2020-06-13 09:22:47 +08:00
parent 183acbae25
commit e15a5c7509
4 changed files with 214 additions and 4 deletions
--- a/packages/babel-parser/src/parser/comments.js
+++ b/packages/babel-parser/src/parser/comments.js
@@ -264,7 +264,22 @@ export default class CommentsParser extends BaseParser {
      ) {
        node.innerComments = trailingComments;
      } else {
-        node.trailingComments = trailingComments;
+        // TrailingComments maybe contain innerComments
+        const firstTrailingCommentIndex = trailingComments.findIndex(
+          comment => comment.end >= node.end,
+        );
+
+        if (firstTrailingCommentIndex > 0) {
+          node.innerComments = trailingComments.slice(
+            0,
+            firstTrailingCommentIndex,
+          );
+          node.trailingComments = trailingComments.slice(
+            firstTrailingCommentIndex,
+          );
+        } else {
+          node.trailingComments = trailingComments;
+        }
      }
    }