From c004fe7983ea0fda082c1c91c4876eef2cd3845a Mon Sep 17 00:00:00 2001
From: symwell <111290954+symwell@users.noreply.github.com>
Date: Thu, 1 Sep 2022 14:16:26 -0400
Subject: [PATCH] parse comments backwards in extract_last_comment

---
 lib/method_source/code_helpers.rb | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/lib/method_source/code_helpers.rb b/lib/method_source/code_helpers.rb
index ccf054a..9ab2c73 100644
--- a/lib/method_source/code_helpers.rb
+++ b/lib/method_source/code_helpers.rb
@@ -104,19 +104,19 @@ def extract_first_expression(lines, consume=0, &block)
     # @param [Array<String>]  lines
     # @return [String]
     def extract_last_comment(lines)
-      buffer = ""
+      buffer = []
 
-      lines.each do |line|
-        # Add any line that is a valid ruby comment,
-        # but clear as soon as we hit a non comment line.
+      lines.reverse_each do |line|
+        # Add any line that is a valid ruby comment, and stop as
+        # soon as we hit a non comment line.
         if (line =~ /^\s*#/) || (line =~ /^\s*$/)
-          buffer << line.lstrip
+          buffer.append(line.lstrip)
         else
-          buffer.replace("")
+          break
         end
       end
 
-      buffer
+      buffer.reverse.join()
     end
 
     # An exception matcher that matches only subsets of SyntaxErrors that can be