From 0ebb8e31c62c037d61bdb74cf4b71005aa0b66a7 Mon Sep 17 00:00:00 2001
From: Torsten Ruger <torsten@villataika.fi>
Date: Sun, 17 Feb 2019 18:16:19 +0200
Subject: [PATCH] to_s for parfait list

---
 lib/parfait/list.rb        | 11 ++++++++++-
 lib/parfait/type.rb        |  2 +-
 test/parfait/test_list1.rb |  3 +++
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/lib/parfait/list.rb b/lib/parfait/list.rb
index 0a692c76..33c80412 100644
--- a/lib/parfait/list.rb
+++ b/lib/parfait/list.rb
@@ -20,7 +20,7 @@ module Parfait
       super
       self.indexed_length = 0
     end
-    
+
     def data_length
       self.class.data_length
     end
@@ -253,6 +253,15 @@ module Parfait
       list
     end
 
+    def to_s
+      res = "["
+      each do |item|
+        res = res + item.to_s
+        res = res + " ,"
+      end
+      res = res + " ]"
+      return res
+    end
     def to_a
       array = []
       index = 0
diff --git a/lib/parfait/type.rb b/lib/parfait/type.rb
index 78a0595a..b659c734 100644
--- a/lib/parfait/type.rb
+++ b/lib/parfait/type.rb
@@ -153,7 +153,7 @@ module Parfait
 
     # resolve according to normal oo logic, ie look up in superclass if not present
     # NOTE: this will probably not work in future as the code for the superclass
-    # method, being bound to t adifferent type, will assume that types (not the run-time
+    # method, being bound to a different type, will assume that types (not the run-time
     # actual types) layout. Either need to enforce some c++ style upwards compatibility (buuh)
     # or copy the methods and recompile them for the actual type. (maybe still later dynamically)
     # But for now we walk up, as it should really just be to object
diff --git a/test/parfait/test_list1.rb b/test/parfait/test_list1.rb
index 09fa3d4f..3b4d0e7c 100644
--- a/test/parfait/test_list1.rb
+++ b/test/parfait/test_list1.rb
@@ -70,6 +70,9 @@ module Parfait
       end
       assert_equal 2 , counter
     end
+    def test_to_s
+      assert_equal "[one ,two ,three , ]" , @list.to_s
+    end
     def test_to_a
       arr = @list.to_a
       assert_equal Array , arr.class