Safely transform multiple rest arguments

2015-12-14 13:49:47 +01:00
parent 3dfb4eb8c6
commit 2dea8b2352
3 changed files with 19 additions and 5 deletions
--- a/packages/babel-plugin-transform-es2015-parameters/src/rest.js
+++ b/packages/babel-plugin-transform-es2015-parameters/src/rest.js
@@ -121,7 +121,7 @@ export let visitor = {
    argsId._shadowedFunctionLiteral = path;

    function optimiseCandidate(parent, parentPath, offset) {
-      if (t.isReturnStatement(parentPath.parent) || t.isIdentifier(parentPath.parent.id)) {
+      if (t.isReturnStatement(parentPath.parent) || t.isIdentifier(parentPath.parent.id) || t.isIdentifier(parentPath.parent.left)) {
        parentPath.replaceWith(loadRest({
          ARGUMENTS: argsId,
          INDEX: t.numericLiteral(parent.property.value + offset)