AttachLogger - context attach logger.

CloneWithLevel - clone logger with level.

DebugKV - logger add string log level debug.

ErrorKV - logger add string log level error.

FatalKV - logger add string log level fatal.

GetNotSugaredLogger - get not suggared logger.

InfoKV - logger add string log level info.

InitLogger - create logger.

SetLogger - set global logger.

StrToZapLevel - convert string to zap.level.

WarnKV - logger add string log level warn.

WithLevel - zap Core with level.