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# frozen_string_literal: true
module Faker
class Crypto < Base
class << self
# Setting the lorem character number lower than the default of
# 255 reduces the time complexity of each hash algorithm while
# still returning deterministically unique values. See
# https://github.com/faker-ruby/faker/pull/2938 for more info.
MD5_MIN_NUMBER_OF_CHARACTERS = 25
SHA1_MIN_NUMBER_OF_CHARACTERS = 31
SHA256_MIN_NUMBER_OF_CHARACTERS = 50
SHA512_MIN_NUMBER_OF_CHARACTERS = 100
##
# Produces an MD5 hash.
#
# @return [String]
#
# @example
# Faker::Crypto.md5 #=> "6b5ed240042e8a65c55ddb826c3408e6"
#
# @faker.version 1.6.4
def md5
OpenSSL::Digest::MD5.hexdigest(Lorem.characters(number: MD5_MIN_NUMBER_OF_CHARACTERS))
end
##
# Produces a SHA1 hash.
#
# @return [String]
#
# @example
# Faker::Crypto.sha1 #=> "4e99e31c51eef8b2d290e709f757f92e558a503f"
#
# @faker.version 1.6.4
def sha1
OpenSSL::Digest::SHA1.hexdigest(Lorem.characters(number: SHA1_MIN_NUMBER_OF_CHARACTERS))
end
##
# Produces a SHA256 hash.
#
# @return [String]
#
# @example
# Faker::Crypto.sha256 #=> "51e4dbb424cd9db1ec5fb989514f2a35652ececef33f21c8dd1fd61bb8e3929d"
#
# @faker.version 1.6.4
def sha256
OpenSSL::Digest::SHA256.hexdigest(Lorem.characters(number: SHA256_MIN_NUMBER_OF_CHARACTERS))
end
##
# Produces a SHA512 hash.
#
# @return [String]
#
# @example
# Faker::Crypto.sha512 #=> "7b9fc82a6642874833d01b74a7b4fae3d15373193b55cfba47327f8f0afdc8d0ea155b58639a03a887009ef997dab8dd8d36767620d430f6e787e5996e26da80"
#
# @faker.version next
def sha512
OpenSSL::Digest::SHA512.hexdigest(Lorem.characters(number: SHA512_MIN_NUMBER_OF_CHARACTERS))
end
end
end
end
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