From dde78bd9462fa50e035c46f6f7a7dba15194971e Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume1.gomez@gmail.com>
Date: Mon, 7 Oct 2024 12:09:28 +0200
Subject: [PATCH] Add documentation for `runtest::check_rustdoc_test_option`
 method

---
 src/tools/compiletest/src/runtest.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/tools/compiletest/src/runtest.rs b/src/tools/compiletest/src/runtest.rs
index 25a135aa3202..0674debd6a28 100644
--- a/src/tools/compiletest/src/runtest.rs
+++ b/src/tools/compiletest/src/runtest.rs
@@ -2109,6 +2109,10 @@ impl<'test> TestCx<'test> {
             .collect()
     }
 
+    /// This method is used for `//@ check-test-line-numbers-match`.
+    ///
+    /// It checks that doctests line in the displayed doctest "name" matches where they are
+    /// defined in source code.
     fn check_rustdoc_test_option(&self, res: ProcRes) {
         let mut other_files = Vec::new();
         let mut files: HashMap<String, Vec<usize>> = HashMap::new();