fix(rest-spread): Do not require Symbol.iterator for strings (#9794)

2020-03-15 09:54:44 -04:00
parent 661ffbd830
commit 7b9bc7c28b
8 changed files with 22 additions and 6 deletions
--- a/packages/babel-helpers/src/helpers.js
+++ b/packages/babel-helpers/src/helpers.js
@@ -934,8 +934,9 @@ helpers.arrayWithHoles = helper("7.0.0-beta.0")`
 helpers.iterableToArray = helper("7.0.0-beta.0")`
  export default function _iterableToArray(iter) {
    if (
-      Symbol.iterator in Object(iter) ||
-      Object.prototype.toString.call(iter) === "[object Arguments]"
+      typeof iter === 'string'
+      || Object.prototype.toString.call(iter) === "[object Arguments]"
+      || Symbol.iterator in Object(iter)
    ) return Array.from(iter);
  }
 `;