[ruby/pp] [Feature #19045] Add support Data#pretty_print

https://github.com/ruby/pp/commit/343a20d721

1 files changed, 20 insertions, 0 deletions

diff --git a/lib/pp.rb b/lib/pp.rb
index f43356a3df..81551aa116 100644
--- a/lib/pp.rb
+++ b/lib/pp.rb
@@ -416,6 +416,26 @@ class Struct # :nodoc:
   end
 end
 
+class Data # :nodoc:
+  def pretty_print(q) # :nodoc:
+    q.group(1, sprintf("#<data %s", PP.mcall(self, Kernel, :class).name), '>') {
+      q.seplist(PP.mcall(self, Data, :members), lambda { q.text "," }) {|member|
+        q.breakable
+        q.text member.to_s
+        q.text '='
+        q.group(1) {
+          q.breakable ''
+          q.pp public_send(member)
+        }
+      }
+    }
+  end
+
+  def pretty_print_cycle(q) # :nodoc:
+    q.text sprintf("#<data %s:...>", PP.mcall(self, Kernel, :class).name)
+  end
+end if "3.2" <= RUBY_VERSION
+
 class Range # :nodoc:
   def pretty_print(q) # :nodoc:
     q.pp self.begin