def self.check(hash, salt, candidate)
if salt.nil?
candidate = Digest::MD5.hexdigest(candidate)
- elsif salt =~ /!/
+ elsif /!/.match?(salt)
algorithm, iterations, salt = salt.split("!")
size = Base64.strict_decode64(hash).length
candidate = self.hash(candidate, salt, iterations.to_i, size, algorithm)
def self.upgrade?(hash, salt)
if salt.nil?
return true
- elsif salt =~ /!/
+ elsif /!/.match?(salt)
algorithm, iterations, salt = salt.split("!")
return true if Base64.strict_decode64(salt).length != SALT_BYTE_SIZE
return true if Base64.strict_decode64(hash).length != HASH_BYTE_SIZE