Any return zapcore field based on type of val.

Debug logs a message at DebugLevel.

Err is the error field.

Error logs a message at ErrorLevel.

Fatal logs a message at FatalLevel.

Info logs a message at InfoLevel.

Init initialize logger, if debug set to true zap.NewDevelopment will use to create a zap logger otherwise zap.NewProduction will use.

Logger will return a pointer to zap logger instance.

NewForTest returns a new logger and the corresponding observed logs which can be used in unit tests to verify log entries.

Panic logs a message at PanicLevel.

String is a wrapper for zap string field.

Time constructs a Field with the given key and value.

With creates a child logger and adds structured context to it.