1 files changed, 45 insertions, 0 deletions
diff --git a/actioncable/app/javascript/action_cable/index.js b/actioncable/app/javascript/action_cable/index.js
new file mode 100644
index 0000000000..9f41c14e94
--- /dev/null
+++ b/actioncable/app/javascript/action_cable/index.js
@@ -0,0 +1,45 @@
+import Connection from "./connection"
+import ConnectionMonitor from "./connection_monitor"
+import Consumer from "./consumer"
+import INTERNAL from "./internal"
+import Subscription from "./subscription"
+import Subscriptions from "./subscriptions"
+import adapters from "./adapters"
+import logger from "./logger"
+
+export {
+  Connection,
+  ConnectionMonitor,
+  Consumer,
+  INTERNAL,
+  Subscription,
+  Subscriptions,
+  adapters,
+  logger,
+}
+
+export function createConsumer(url) {
+  if (url == null) {
+    const urlConfig = getConfig("url")
+    url = (urlConfig ? urlConfig : INTERNAL.default_mount_path)
+  }
+  return new Consumer(createWebSocketURL(url))
+}
+
+export function getConfig(name) {
+  const element = document.head.querySelector(`meta[name='action-cable-${name}']`)
+  return (element ? element.getAttribute("content") : undefined)
+}
+
+export function createWebSocketURL(url) {
+  if (url && !/^wss?:/i.test(url)) {
+    const a = document.createElement("a")
+    a.href = url
+    // Fix populating Location properties in IE. Otherwise, protocol will be blank.
+    a.href = a.href
+    a.protocol = a.protocol.replace("http", "ws")
+    return a.href
+  } else {
+    return url
+  }
+}