so after this code is applied no lint issues would be there
evgeny@ubuntu:~/programing/lua-lockbox$ luacheck .
Checking RunPerf.lua OK
Checking RunTests.lua OK
Checking lockbox.lua OK
Checking lockbox/cipher/aes128.lua OK
Checking lockbox/cipher/aes192.lua OK
Checking lockbox/cipher/aes256.lua OK
Checking lockbox/cipher/des.lua OK
Checking lockbox/cipher/des3.lua OK
Checking lockbox/cipher/mode/cbc.lua OK
Checking lockbox/cipher/mode/cfb.lua OK
Checking lockbox/cipher/mode/ctr.lua OK
Checking lockbox/cipher/mode/ecb.lua OK
Checking lockbox/cipher/mode/ige.lua OK
Checking lockbox/cipher/mode/ofb.lua OK
Checking lockbox/cipher/mode/pcbc.lua OK
Checking lockbox/cipher/tea.lua OK
Checking lockbox/cipher/xtea.lua OK
Checking lockbox/digest/md2.lua OK
Checking lockbox/digest/md4.lua OK
Checking lockbox/digest/md5.lua OK
Checking lockbox/digest/ripemd128.lua OK
Checking lockbox/digest/ripemd160.lua OK
Checking lockbox/digest/sha1.lua OK
Checking lockbox/digest/sha2_224.lua OK
Checking lockbox/digest/sha2_256.lua OK
Checking lockbox/init.lua OK
Checking lockbox/kdf/hkdf.lua OK
Checking lockbox/kdf/pbkdf2.lua OK
Checking lockbox/mac/hmac.lua OK
Checking lockbox/padding/ansix923.lua OK
Checking lockbox/padding/isoiec7816.lua OK
Checking lockbox/padding/pkcs7.lua OK
Checking lockbox/padding/zero.lua OK
Checking lockbox/util/array.lua OK
Checking lockbox/util/base64.lua OK
Checking lockbox/util/bit.lua OK
Checking lockbox/util/queue.lua OK
Checking lockbox/util/stream.lua OK
Checking test/AES128CipherTests.lua OK
Checking test/AES192CipherTests.lua OK
Checking test/AES256CipherTests.lua OK
Checking test/Base64Tests.lua OK
Checking test/DES3CipherTests.lua OK
Checking test/DESCipherTests.lua OK
Checking test/HKDFTests.lua OK
Checking test/HMACTests.lua OK
Checking test/MD2Tests.lua OK
Checking test/MD4Tests.lua OK
Checking test/MD5Tests.lua OK
Checking test/PBKDF2Tests.lua OK
Checking test/RIPEMD128Tests.lua OK
Checking test/RIPEMD160Tests.lua OK
Checking test/SHA1Tests.lua OK
Checking test/SHA2_224Tests.lua OK
Checking test/SHA2_256Tests.lua OK
Checking test/TEACipherTests.lua OK
Checking test/XTEACipherTests.lua OK
Total: 0 warnings / 0 errors in 57 files
Hi! This PR aims to fix all lua linting problems
so after this code is applied no lint issues would be there