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Enumerable#to_h with block and so on

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[Feature #15143]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64794 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-09-20 15:06:56 +00:00
parent e76eebd79b
commit abe75149d1
16 changed files with 243 additions and 30 deletions
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7
spec/ruby/core/array/to_h_spec.rb
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@ -34,4 +34,11 @@ describe "Array#to_h" do
it "does not accept arguments" do
lambda { [].to_h(:a, :b) }.should raise_error(ArgumentError)
end
ruby_version_is "2.6" do
it "converts [key, value] pairs returned by the block to a hash" do
i = 0
[:a, :b].to_h {|k| [k, i += 1]}.should == { a: 1, b: 2 }
end
end
end