[ruby/irb] Don't call Ruby 2.4+'s String#pretty_print

https://github.com/ruby/irb/commit/89bcf107be

1 files changed, 9 insertions, 0 deletions

diff --git a/lib/irb/color_printer.rb b/lib/irb/color_printer.rb
index 92afea51cd..30c6825750 100644
--- a/lib/irb/color_printer.rb
+++ b/lib/irb/color_printer.rb
@@ -21,6 +21,15 @@ module IRB
       end
     end
 
+    def pp(obj)
+      if obj.is_a?(String)
+        # Avoid calling Ruby 2.4+ String#pretty_print that splits a string by "\n"
+        text(obj.inspect)
+      else
+        super
+      end
+    end
+
     def text(str, width = nil)
       unless str.is_a?(String)
         str = str.inspect