From 13f5dcb9f25cf07ef22baa5aded490395700b283 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 18 Sep 2017 08:05:53 +0000
Subject: error.c: KeyError#receiver and KeyError#key

* error.c: new method KeyError#receiver and KeyError#key.
  [Feature #12063]

* hash.c: make KeyError object with receiver and key.

* sprintf.c: ditto.

Author:    ksss <co000ri@gmail.com>

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59955 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_env.rb     | 4 +++-
 test/ruby/test_hash.rb    | 6 +++++-
 test/ruby/test_sprintf.rb | 5 ++++-
 3 files changed, 12 insertions(+), 3 deletions(-)

(limited to 'test')

diff --git a/test/ruby/test_env.rb b/test/ruby/test_env.rb
index 29c058339f..d136ba75fa 100644
--- a/test/ruby/test_env.rb
+++ b/test/ruby/test_env.rb
@@ -122,9 +122,11 @@ class TestEnv < Test::Unit::TestCase
     assert_equal("foo", ENV.fetch("test"))
     ENV.delete("test")
     feature8649 = '[ruby-core:56062] [Feature #8649]'
-    assert_raise_with_message(KeyError, 'key not found: "test"', feature8649) do
+    e = assert_raise_with_message(KeyError, 'key not found: "test"', feature8649) do
       ENV.fetch("test")
     end
+    assert_same(ENV, e.receiver)
+    assert_equal("test", e.key)
     assert_equal("foo", ENV.fetch("test", "foo"))
     assert_equal("bar", ENV.fetch("test") { "bar" })
     assert_equal("bar", ENV.fetch("test", "foo") { "bar" })
diff --git a/test/ruby/test_hash.rb b/test/ruby/test_hash.rb
index 8fb1c17003..ebc622a827 100644
--- a/test/ruby/test_hash.rb
+++ b/test/ruby/test_hash.rb
@@ -531,6 +531,8 @@ class TestHash < Test::Unit::TestCase
     e = assert_raise(KeyError) { @h.fetch('gumby'*20) }
     assert_match(/key not found: "gumbygumby/, e.message)
     assert_match(/\.\.\.\z/, e.message)
+    assert_same(@h, e.receiver)
+    assert_equal('gumby'*20, e.key)
   end
 
   def test_key2?
@@ -591,9 +593,11 @@ class TestHash < Test::Unit::TestCase
     assert_equal(4, res.length)
     assert_equal %w( three two one nil ), res
 
-    assert_raise KeyError do
+    e = assert_raise KeyError do
       @h.fetch_values(3, 'invalid')
     end
+    assert_same(@h, e.receiver)
+    assert_equal('invalid', e.key)
 
     res = @h.fetch_values(3, 'invalid') { |k| k.upcase }
     assert_equal %w( three INVALID ), res
diff --git a/test/ruby/test_sprintf.rb b/test/ruby/test_sprintf.rb
index b46f5189e2..a07ac7908b 100644
--- a/test/ruby/test_sprintf.rb
+++ b/test/ruby/test_sprintf.rb
@@ -452,7 +452,10 @@ class TestSprintf < Test::Unit::TestCase
     assert_raise_with_message(ArgumentError, "named<key2> after numbered") {sprintf("%1$<key2>s", :key => "value")}
     assert_raise_with_message(ArgumentError, "named<key2> after unnumbered(2)") {sprintf("%s%s%<key2>s", "foo", "bar", :key => "value")}
     assert_raise_with_message(ArgumentError, "named<key2> after <key>") {sprintf("%<key><key2>s", :key => "value")}
-    assert_raise_with_message(KeyError, "key<key> not found") {sprintf("%<key>s", {})}
+    h = {}
+    e = assert_raise_with_message(KeyError, "key<key> not found") {sprintf("%<key>s", h)}
+    assert_same(h, e.receiver)
+    assert_equal(:key, e.key)
   end
 
   def test_named_untyped_enc
-- 
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