logging

package

v0.4.4 Latest Latest Go to latest Published: Jul 9, 2018 License: Apache-2.0 Imports: 5 Imported by: 5

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func BuildLogger(level Level) *zap.Logger

BuildLogger return new zap.Logger instance with given severity and debug settings

func NewNullGRPCLogger() grpclog.Logger

NewNullGRPCLogger returns new grpclog.Logger that log nothing.

useful for debugging to suppress lot of errors from gRPC transport when external service is unavailable

Note: logger must be set into the init() function, e.g:

		func init() {
    		grpclog.SetLogger(logging.NewNullGRPCLogger())
		}

type Config struct {
	Level *Level `yaml:"level" required:"true" default:"info"`
}

Config represents a logging config.

func (m *Config) LogLevel() Level

type Level struct {
	// contains filtered or unexported fields
}

Level represents a shifted zap logging level that is able to being constructed from YAML.

func NewLevel(level zapcore.Level) *Level

func NewLevelFromString(level string) (*Level, error)

func (m *Level) UnmarshalYAML(unmarshal func(interface{}) error) error

func (m Level) Zap() zapcore.Level

Zap returns the underlying zap logging level.

type Leveler interface {
	// LogLevel return log verbosity.
	LogLevel() Level
}

type NullLogger struct{}

func (n *NullLogger) Fatal(args ...interface{})

func (n *NullLogger) Fatalf(format string, args ...interface{})

func (n *NullLogger) Fatalln(args ...interface{})

func (n *NullLogger) Print(args ...interface{})

func (n *NullLogger) Printf(format string, args ...interface{})

func (n *NullLogger) Println(args ...interface{})