From 80f50674781b2e8cbc40287142fb1d06f27e4d76 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 24 Apr 2017 06:17:55 +0000
Subject: parse.y: args tail at error

* parse.y (new_args_tail_gen): abandon parsing arguments after
  error.  reported by ilsani Martino Sani (ilsani) at
  https://hackerone.com/reports/221201

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58466 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_parse.rb | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'test/ruby')

diff --git a/test/ruby/test_parse.rb b/test/ruby/test_parse.rb
index b4a63e369d..c2ee56ae52 100644
--- a/test/ruby/test_parse.rb
+++ b/test/ruby/test_parse.rb
@@ -958,6 +958,13 @@ x = __ENCODING__
     assert_syntax_error("    0b\n", /\^/)
   end
 
+  def test_error_def_in_argument
+    assert_separately([], "#{<<-"begin;"}\n#{<<~"end;"}")
+    begin;
+      assert_syntax_error("def f r:def d; def f 0end", /unexpected/)
+    end;
+  end
+
 =begin
   def test_past_scope_variable
     assert_warning(/past scope/) {catch {|tag| eval("BEGIN{throw tag}; tap {a = 1}; a")}}
-- 
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