Add checkAuth() utility function to check if auth object is valid

coinbase · Dec 25, 2017 · 9cc86d1 · 9cc86d1
1 parent 17619ca
commit 9cc86d1
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Showing 2 changed files with 11 additions and 6 deletions.
diff --git a/lib/clients/websocket.js b/lib/clients/websocket.js
@@ -19,13 +19,8 @@ class WebsocketClient extends EventEmitter {
     super();
     this.productIDs = Utils.determineProductIDs(productIDs);
     this.websocketURI = websocketURI;
-    if (auth && !(auth.secret && auth.key && auth.passphrase)) {
-      throw new Error(
-        'Invalid or incomplete authentication credentials. You should either provide all of the secret, key and passphrase fields, or leave auth null'
-      );
-    }
     this.channels = channels;
-    this.auth = auth || {};
+    this.auth = Utils.checkAuth(auth);
     this.heartbeat = heartbeat;
     this.connect();
   }

diff --git a/lib/utilities.js b/lib/utilities.js
@@ -12,6 +12,16 @@ function determineProductIDs(productIDs) {
   return [productIDs];
 }
 
+function checkAuth(auth) {
+  if (auth && !(auth.secret && auth.key && auth.passphrase)) {
+    throw new Error(
+      'Invalid or incomplete authentication credentials. You should either provide all of the secret, key and passphrase fields, or leave auth null'
+    );
+  }
+  return auth || {};
+}
+
 module.exports = {
   determineProductIDs,
+  checkAuth,
 };