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-rw-r--r--ext/bg/js/conditions-ui.js4
-rw-r--r--ext/bg/js/settings.js4
-rw-r--r--ext/mixed/js/extension.js15
3 files changed, 17 insertions, 6 deletions
diff --git a/ext/bg/js/conditions-ui.js b/ext/bg/js/conditions-ui.js
index a6f54a1c..43c6dc08 100644
--- a/ext/bg/js/conditions-ui.js
+++ b/ext/bg/js/conditions-ui.js
@@ -36,7 +36,7 @@ ConditionsUI.Container = class Container {
this.container.empty();
- for (const conditionGroup of conditionGroups) {
+ for (const conditionGroup of toIterable(conditionGroups)) {
this.children.push(new ConditionsUI.ConditionGroup(this, conditionGroup));
}
@@ -122,7 +122,7 @@ ConditionsUI.ConditionGroup = class ConditionGroup {
this.separator = ConditionsUI.instantiateTemplate('#condition-group-separator-template').appendTo(parent.container);
this.addButton = this.options.find('.condition-add');
- for (const condition of conditionGroup.conditions) {
+ for (const condition of toIterable(conditionGroup.conditions)) {
this.children.push(new ConditionsUI.Condition(this, condition));
}
diff --git a/ext/bg/js/settings.js b/ext/bg/js/settings.js
index c85cc8a4..9838ea02 100644
--- a/ext/bg/js/settings.js
+++ b/ext/bg/js/settings.js
@@ -425,7 +425,7 @@ async function onDictionaryPurge(e) {
dictionarySpinnerShow(true);
await utilDatabasePurge();
- for (const options of await getOptionsArray()) {
+ for (const options of toIterable(await getOptionsArray())) {
options.dictionaries = utilBackgroundIsolate({});
options.general.mainDictionary = '';
}
@@ -474,7 +474,7 @@ async function onDictionaryImport(e) {
const exceptions = [];
const summary = await utilDatabaseImport(e.target.files[0], updateProgress, exceptions);
- for (const options of await getOptionsArray()) {
+ for (const options of toIterable(await getOptionsArray())) {
options.dictionaries[summary.title] = utilBackgroundIsolate({
enabled: true,
priority: 0,
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() {