From 74fdbca94aee25225abbc94006d68d407dcd2872 Mon Sep 17 00:00:00 2001
From: Peter Leitzen <peter@leitzen.de>
Date: Tue, 7 Nov 2023 12:46:17 +0100
Subject: [PATCH] Warn if `with_them` is used before `where` is defined

---
 lib/rspec/parameterized/core.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/rspec/parameterized/core.rb b/lib/rspec/parameterized/core.rb
index ad3aa38..5ea9e92 100644
--- a/lib/rspec/parameterized/core.rb
+++ b/lib/rspec/parameterized/core.rb
@@ -79,6 +79,8 @@ def with_them(*args, &b)
           @parameter ||= nil
 
           if @parameter.nil?
+            warn "#{b&.source_location&.join(':') || caller[0]}: `where` not defined."
+
             @parameterized_pending_cases ||= []
             @parameterized_pending_cases << [args, b]
           else