Merge pull request #1 from MetaMask/master

Merge from the source

1 files changed, 11 insertions, 0 deletions

diff --git a/ui/lib/feature-toggle-utils.js b/ui/lib/feature-toggle-utils.js
new file mode 100644
index 000000000..6d4e461ca
--- /dev/null
+++ b/ui/lib/feature-toggle-utils.js
@@ -0,0 +1,11 @@
+function checkFeatureToggle (name) {
+  const queryPairMap = window.location.search.substr(1).split('&')
+    .map(pair => pair.split('='))
+    .reduce((pairs, [key, value]) => ({...pairs, [key]: value }), {})
+  const featureToggles = queryPairMap['ft'] ? queryPairMap['ft'].split(',') : []
+  return Boolean(featureToggles.find(ft => ft === name))
+}
+
+module.exports = {
+  checkFeatureToggle,
+}