Fix array destructuring elision parsing in TS arrow functions (#13641)

2021-08-05 21:47:30 +02:00
parent bdc75dce72
commit f9dcc4e4bb
3 changed files with 60 additions and 1 deletions
--- a/packages/babel-parser/src/parser/lval.js
+++ b/packages/babel-parser/src/parser/lval.js
@@ -257,7 +257,9 @@ export default class LValParser extends NodeUtils {
        return this.isAssignable(node.argument);

      case "ArrayExpression":
-        return node.elements.every(element => this.isAssignable(element));
+        return node.elements.every(
+          element => element === null || this.isAssignable(element),
+        );

      case "AssignmentExpression":
        return node.operator === "=";