From 780591d42a67f6c30f1882fe36c54a6636dde2b3 Mon Sep 17 00:00:00 2001
From: Anders Schack-Mulligen <aschackmull@github.com>
Date: Tue, 26 May 2026 15:15:00 +0200
Subject: [PATCH] Ruby: Remove spurious parent-child edges for
 Ruby::SimpleSymbol.

These treesitter nodes translate to multiple AstNodes, but we only want
those that are Stmts.
---
 ruby/ql/lib/codeql/ruby/ast/internal/Synthesis.qll | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/ruby/ql/lib/codeql/ruby/ast/internal/Synthesis.qll b/ruby/ql/lib/codeql/ruby/ast/internal/Synthesis.qll
index 072f453826c..9d2dd16ea63 100644
--- a/ruby/ql/lib/codeql/ruby/ast/internal/Synthesis.qll
+++ b/ruby/ql/lib/codeql/ruby/ast/internal/Synthesis.qll
@@ -1974,9 +1974,12 @@ private module CallableBodySynthesis {
       i = 0 and
       child = SynthChild(BodyStmtKind())
       or
-      parent = TBodyStmtSynth(m, 0) and
-      i = 0 and
-      child = childRef(fromGenerated(body))
+      exists(Stmt bodyStmt |
+        parent = TBodyStmtSynth(m, 0) and
+        i = 0 and
+        bodyStmt = fromGenerated(body) and
+        child = childRef(bodyStmt)
+      )
     )
   }