From 821f7fe05b52c87fe1c0ac6e41227684f864356c Mon Sep 17 00:00:00 2001
From: Ethan Dennis <erdennis13@gmail.com>
Date: Wed, 17 May 2023 12:57:32 -0700
Subject: [PATCH] Ensure variables are unique

---
 lib/models/arguments.rb | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/models/arguments.rb b/lib/models/arguments.rb
index d9fc3d8..b7ff4e0 100644
--- a/lib/models/arguments.rb
+++ b/lib/models/arguments.rb
@@ -25,6 +25,7 @@ class Arguments
     arguments.concat(["--custom-transformers", *@custom_transformers]) if @custom_transformers.length.positive?
 
     rng = Random.new
+    variable_names = Set.new
 
     set_output(
       "args",
@@ -33,6 +34,10 @@ class Arguments
 
         unless value.start_with?("--")
           name = "variable_#{rng.rand(1000..9999)}"
+          name = "variable_#{rng.rand(1000..9999)}" while variable_names.include?(name)
+
+          variable_names.add(name)
+
           set_environment(name, value)
 
           value = "$#{name}"