hash.c (rb_hash_s_create): Reject `Hash[[nil]]`

The behavior of `Hash[[nil]] #=> {}` was a bug until 1.9.3, but had been
remained with a warning because some programs depended upon it.
Now, six years passed.  We can remove the compatibility behavior.
[Bug #7300]

1 files changed, 2 insertions, 2 deletions

diff --git a/spec/ruby/core/hash/constructor_spec.rb b/spec/ruby/core/hash/constructor_spec.rb
index 55681c2a7c..4e02a955bd 100644
--- a/spec/ruby/core/hash/constructor_spec.rb
+++ b/spec/ruby/core/hash/constructor_spec.rb
@@ -45,10 +45,10 @@ describe "Hash.[]" do
   it "ignores elements that are not arrays" do
     -> {
       Hash[[:a]].should == {}
-    }.should complain(/ignoring wrong elements/)
+    }.should raise_error(ArgumentError)
     -> {
       Hash[[:nil]].should == {}
-    }.should complain(/ignoring wrong elements/)
+    }.should raise_error(ArgumentError)
   end
 
   it "raises an ArgumentError for arrays of more than 2 elements" do