Ensure expressions wrapped in parens (#12082)

2020-09-25 21:58:04 +01:00
parent 63d9f5397b
commit 1a074ee7e6
6 changed files with 178 additions and 3 deletions
--- a/packages/babel-generator/src/node/parentheses.js
+++ b/packages/babel-generator/src/node/parentheses.js
@@ -293,7 +293,7 @@ function isFirstInStatement(
  let node = printStack[i];
  i--;
  let parent = printStack[i];
-  while (i > 0) {
+  while (i >= 0) {
    if (
      t.isExpressionStatement(parent, { expression: node }) ||
      (considerDefaultExports &&