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Handle delete of empty list of keys #998

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merged 6 commits into from Jul 1, 2021
Merged

Handle delete of empty list of keys #998

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d6f0fcd
handle empty list
haroldsultan Jun 30, 2021
99e69fe
Merge pull request #1 from haroldsultan/delete_empty_list_noop
haroldsultan Jun 30, 2021
86b5a61
applied suggested improvement and tests
haroldsultan Jul 1, 2021
9e834ff
Merge pull request #2 from haroldsultan/delete_empty_list_noop
haroldsultan Jul 1, 2021
8988ec3
flatten
haroldsultan Jul 1, 2021
fc02bb1
Merge pull request #3 from haroldsultan/delete_empty_list_noop
haroldsultan Jul 1, 2021
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4 changes: 4 additions & 0 deletions lib/redis.rb
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Expand Up @@ -555,6 +555,10 @@ def migrate(key, options)
# @param [String, Array<String>] keys
# @return [Integer] number of keys that were deleted
def del(*keys)
if keys.is_a?(Array) && keys.empty?
return 0
end
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Suggested change
if keys.is_a?(Array) && keys.empty?
return 0
end
return 0 if keys.empty?

keys can't be anything else than an array.


synchronize do |client|
client.call([:del] + keys)
end
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