Ignore callstacks from Ruby stdlib in deprecation

Fixes #22982.

1 files changed, 12 insertions, 4 deletions

diff --git a/activesupport/lib/active_support/deprecation/reporting.rb b/activesupport/lib/active_support/deprecation/reporting.rb
index f89fc0fe14..e25b2b02e4 100644
--- a/activesupport/lib/active_support/deprecation/reporting.rb
+++ b/activesupport/lib/active_support/deprecation/reporting.rb
@@ -1,3 +1,5 @@
+require 'rbconfig'
+
 module ActiveSupport
   class Deprecation
     module Reporting
@@ -81,17 +83,17 @@ module ActiveSupport
         def extract_callstack(callstack)
           return _extract_callstack(callstack) if callstack.first.is_a? String
 
-          rails_gem_root = File.expand_path("../../../../..", __FILE__) + "/"
           offending_line = callstack.find { |frame|
-            frame.absolute_path && !frame.absolute_path.start_with?(rails_gem_root)
+            frame.absolute_path && !ignored_callstack(frame.absolute_path)
           } || callstack.first
+
           [offending_line.path, offending_line.lineno, offending_line.label]
         end
 
         def _extract_callstack(callstack)
           warn "Please pass `caller_locations` to the deprecation API" if $VERBOSE
-          rails_gem_root = File.expand_path("../../../../..", __FILE__) + "/"
-          offending_line = callstack.find { |line| !line.start_with?(rails_gem_root) } || callstack.first
+          offending_line = callstack.find { |line| !ignored_callstack(path) } || callstack.first
+
           if offending_line
             if md = offending_line.match(/^(.+?):(\d+)(?::in `(.*?)')?/)
               md.captures
@@ -100,6 +102,12 @@ module ActiveSupport
             end
           end
         end
+
+        RAILS_GEM_ROOT = File.expand_path("../../../../..", __FILE__) + "/"
+
+        def ignored_callstack(path)
+          path.start_with?(RAILS_GEM_ROOT) || path.start_with?(RbConfig::CONFIG['rubylibdir'])
+        end
     end
   end
 end