From 65d62090c2326c0b9382799fb8601d08b902315e Mon Sep 17 00:00:00 2001
From: Abhijit Menon-Sen <ams@2ndQuadrant.com>
Date: Mon, 27 Jul 2015 12:43:21 +0530
Subject: [PATCH] =?UTF-8?q?A=20better=20error=20message=20for=20=C2=ABansi?=
 =?UTF-8?q?ble=20playbook.yml=C2=BB?=
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This is a very conservative change: we add the hint only if we're
definitely going to die already.
---
 lib/ansible/cli/adhoc.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/ansible/cli/adhoc.py b/lib/ansible/cli/adhoc.py
index 8fabed3256f..9d1ab681dab 100644
--- a/lib/ansible/cli/adhoc.py
+++ b/lib/ansible/cli/adhoc.py
@@ -116,7 +116,10 @@ class AdHocCLI(CLI):
             return 0
 
         if self.options.module_name in C.MODULE_REQUIRE_ARGS and not self.options.module_args:
-            raise AnsibleOptionsError("No argument passed to %s module" % self.options.module_name)
+            err = "No argument passed to %s module" % self.options.module_name
+            if pattern.endswith(".yml"):
+                err = err + ' (did you mean to run ansible-playbook?)'
+            raise AnsibleOptionsError(err)
 
         #TODO: implement async support
         #if self.options.seconds: