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authorAlex Yatskov <alex@foosoft.net>2019-10-05 10:14:07 -0700
committerAlex Yatskov <alex@foosoft.net>2019-10-05 10:14:07 -0700
commit7f5f3951f057b84864f7f37825804f9049ddab10 (patch)
tree1a724bbd4d8cf2b053f3e2b99b46ba41008508b8 /ext/mixed/js/extension.js
parentf4b6527ed6ed1f0f4f5a63b94766b20f3b90e6ec (diff)
parent46ab36180f486a19332c538401b4db12ffe1bda1 (diff)
Merge branch 'master' into testing
Diffstat (limited to 'ext/mixed/js/extension.js')
-rw-r--r--ext/mixed/js/extension.js15
1 files changed, 13 insertions, 2 deletions
diff --git a/ext/mixed/js/extension.js b/ext/mixed/js/extension.js
index d7085e5b..5c803132 100644
--- a/ext/mixed/js/extension.js
+++ b/ext/mixed/js/extension.js
@@ -17,13 +17,24 @@
*/
+// toIterable is required on Edge for cross-window origin objects.
function toIterable(value) {
if (typeof Symbol !== 'undefined' && typeof value[Symbol.iterator] !== 'undefined') {
return value;
}
- const array = JSON.parse(JSON.stringify(value));
- return Array.isArray(array) ? array : [];
+ if (value !== null && typeof value === 'object') {
+ const length = value.length;
+ if (typeof length === 'number' && Number.isFinite(length)) {
+ const array = [];
+ for (let i = 0; i < length; ++i) {
+ array.push(value[i]);
+ }
+ return array;
+ }
+ }
+
+ throw 'Could not convert to iterable';
}
function extensionHasChrome() {