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Freeze Random::Formatter::ALPHANUMERIC and its elements

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This commit is contained in:
Nobuyoshi Nakada 2024-05-18 16:14:44 +09:00 committed by Nobuyoshi Nakada
parent 784bd9c42e
commit 946c823ddb
Notes: git 2024-12-16 11:54:58 +00:00 
Merged: https://github.com/ruby/ruby/pull/12356
2 changed files with 6 additions and 1 deletions
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2
lib/random/formatter.rb
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@ -340,7 +340,7 @@ module Random::Formatter
end end
# The default character list for #alphanumeric. # The default character list for #alphanumeric.
ALPHANUMERIC = [*'A'..'Z', *'a'..'z', *'0'..'9'] ALPHANUMERIC = [*'A'..'Z', *'a'..'z', *'0'..'9'].map(&:freeze).freeze
# Generate a random alphanumeric string. # Generate a random alphanumeric string.
# #

5
test/ruby/test_random_formatter.rb
View File

@ -165,6 +165,11 @@ module Random::Formatter
def setup def setup
@it = Random @it = Random
end end
def test_alphanumeric_frozen
assert_predicate @it::Formatter::ALPHANUMERIC, :frozen?
assert @it::Formatter::ALPHANUMERIC.all?(&:frozen?)
end
end end
class TestInstanceMethods < Test::Unit::TestCase class TestInstanceMethods < Test::Unit::TestCase