nodejs
diff --git a/‎lib/_http_client.js‎
Lines changed: 2 additions & 2 deletions b/‎lib/_http_client.js‎
Lines changed: 2 additions & 2 deletions
diff --git a/‎test/parallel/test-http-client-reject-unexpected-agent.js‎
Lines changed: 1 addition & 1 deletion b/‎test/parallel/test-http-client-reject-unexpected-agent.js‎
Lines changed: 1 addition & 1 deletion
@@ -89,9 +89,9 @@ function ClientRequest(options, cb) {
     }
     // Explicitly pass through this statement as agent will not be used
     // when createConnection is provided.
-  } else if (!(agent instanceof Agent.Agent)) {
+  } else if (typeof agent.addRequest !== 'function') {
     throw new TypeError(
-      'Agent option must be an instance of http.Agent, undefined or false.'
+      'Agent option must be an Agent-like object, undefined, or false.'
     );
   }
   this.agent = agent;
 
@@ -49,7 +49,7 @@ server.listen(0, baseOptions.host, common.mustCall(function() {
   failingAgentOptions.forEach((agent) => {
     assert.throws(
       () => createRequest(agent),
-      /^TypeError: Agent option must be an instance of http.Agent/,
+      /^TypeError: Agent option must be an Agent-like object/,
       `Expected typeof agent: ${typeof agent} to be rejected`
     );
   });
Original file line number	Diff line number	Diff line change
@@ -89,9 +89,9 @@ function ClientRequest(options, cb) {
89	89	}
90	90	// Explicitly pass through this statement as agent will not be used
91	91	// when createConnection is provided.
92		- } else if (!(agent instanceof Agent.Agent)) {
	92	+ } else if (typeof agent.addRequest !== 'function') {
93	93	throw new TypeError(
94		- 'Agent option must be an instance of http.Agent, undefined or false.'
	94	+ 'Agent option must be an Agent-like object, undefined, or false.'
95	95	);
96	96	}
97	97	this.agent = agent;