supportsSubscriptions method added to providers

web3 · Oct 8, 2019 · b99e156 · b99e156
1 parent 8840209
commit b99e156
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Showing 3 changed files with 17 additions and 0 deletions.
diff --git a/packages/web3-providers-http/src/index.js b/packages/web3-providers-http/src/index.js
@@ -120,5 +120,8 @@ HttpProvider.prototype.disconnect = function () {
     //NO OP
 };
 
+HttpProvider.prototype.supportsSubscriptions = function () {
+    return false;
+};
 
 module.exports = HttpProvider;
diff --git a/packages/web3-providers-ipc/src/index.js b/packages/web3-providers-ipc/src/index.js
@@ -311,5 +311,12 @@ IpcProvider.prototype.reset = function () {
     this.addDefaultEvents();
 };
 
+/**
+ * @returns {boolean}
+ */
+IpcProvider.prototype.supportsSubscriptions = function () {
+    return true;
+};
+
 module.exports = IpcProvider;
 
diff --git a/packages/web3-providers-ws/src/index.js b/packages/web3-providers-ws/src/index.js
@@ -404,4 +404,11 @@ WebsocketProvider.prototype.disconnect = function () {
     }
 };
 
+/**
+ * @returns {boolean}
+ */
+WebsocketProvider.prototype.supportsSubscriptions = function () {
+    return true;
+};
+
 module.exports = WebsocketProvider;