From ea8990d8670f71d6b1fa3d55086c9f147348452c Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 11 Oct 2016 07:44:58 +0000
Subject: pp prints a multiple lines string prettier.

* lib/pp.rb (String#pretty_print): Defined to print a string as
  multiple lines.
  [ruby-core:76800] [Feature#12664] proposed by Petr Chalupa.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56391 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/pp.rb | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'lib/pp.rb')

diff --git a/lib/pp.rb b/lib/pp.rb
index 9678774b8c..5356b7ce25 100644
--- a/lib/pp.rb
+++ b/lib/pp.rb
@@ -418,6 +418,21 @@ class Range # :nodoc:
   end
 end
 
+class String
+  def pretty_print(q)
+    lines = self.lines
+    if lines.size > 1
+      q.group(0, '', '') do
+        q.seplist(lines, lambda { q.text ' +'; q.breakable }) do |v|
+          q.pp v
+        end
+      end
+    else
+      q.text inspect
+    end
+  end
+end
+
 class File < IO # :nodoc:
   class Stat # :nodoc:
     def pretty_print(q) # :nodoc:
-- 
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