From e0c90199c996c53db41611bc7fcb9b68a1ae9c64 Mon Sep 17 00:00:00 2001
From: eileencodes <eileencodes@gmail.com>
Date: Tue, 16 Jan 2024 15:31:24 -0500
Subject: [Prism] Implement defined? for PM_INTERPOLATED_SYMBOL_NODE

Ruby code:

```ruby
defined?(:"1 #{1 + 2} 1")
```

Instructions:

```
"********* Ruby *************"
== disasm: #<ISeq:<compiled>@<compiled>:1 (1,0)-(59,25)>
0000 putobject                              "expression"              (  59)[Li]
0002 leave
"********* PRISM *************"
== disasm: #<ISeq:<compiled>@<compiled>:58 (58,0)-(58,25)>
0000 putobject                              "expression"              (  58)[Li]
0002 leave
```

Related: ruby/prism#2188
---
 test/ruby/test_compile_prism.rb | 1 +
 1 file changed, 1 insertion(+)

(limited to 'test/ruby')

diff --git a/test/ruby/test_compile_prism.rb b/test/ruby/test_compile_prism.rb
index 3865fb1b3f..abef12d90a 100644
--- a/test/ruby/test_compile_prism.rb
+++ b/test/ruby/test_compile_prism.rb
@@ -222,6 +222,7 @@ module Prism
       assert_prism_eval("defined?(next)")
       assert_prism_eval("defined?(break)")
       assert_prism_eval("defined?(defined?(a))")
+      assert_prism_eval('defined?(:"#{1}")')
     end
 
     def test_GlobalVariableReadNode
-- 
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