From f169043d81524b5b529f2c1e9c35437ba5bc3a7a Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Tue, 23 Apr 2019 13:14:27 +0900
Subject: Add pipeline operator [Feature #15799]

---
 test/ripper/test_scanner_events.rb | 2 ++
 test/ruby/test_syntax.rb           | 7 +++++++
 2 files changed, 9 insertions(+)

(limited to 'test')

diff --git a/test/ripper/test_scanner_events.rb b/test/ripper/test_scanner_events.rb
index 339a66d5ec..323c4098e8 100644
--- a/test/ripper/test_scanner_events.rb
+++ b/test/ripper/test_scanner_events.rb
@@ -573,6 +573,8 @@ class TestRipper::ScannerEvents < Test::Unit::TestCase
                  scan('op', 'obj.:foo')
     assert_equal [],
                  scan('op', %q[`make all`])
+    assert_equal %w[|>],
+                 scan('op', %q[x|>y])
   end
 
   def test_symbeg
diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb
index f2fcf671aa..7bffb8790b 100644
--- a/test/ruby/test_syntax.rb
+++ b/test/ruby/test_syntax.rb
@@ -1379,6 +1379,13 @@ eom
     assert_syntax_error('@1', /outside block/)
   end
 
+  def test_pipeline_operator
+    assert_valid_syntax('x |> y')
+    x = nil
+    assert_equal("121", eval('x = 12 |> pow(2) |> to_s(11)'))
+    assert_equal(12, x)
+  end
+
   private
 
   def not_label(x) @result = x; @not_label ||= nil end
-- 
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