console

package

v0.6.6 Latest Latest Go to latest Published: Feb 12, 2024 License: Unlicense Imports: 3 Imported by: 0

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

Logger is a type which may be used to write logs to a console.

func FromCtx(c context.Context) *Logger

FromCtx retrieves a Logger from c.

func NewLogger(w io.Writer, opts ...Opt) *Logger

NewLogger constructs a Logger to write to w.

func (l *Logger) Ctx(c context.Context) context.Context

Ctx returns a child context.Context with l set as the context's logger.

func (l *Logger) Print(output string) error

Print prints a line of output to the console.

func (l *Logger) Printf(format string, args ...any) error

Printf prints a line of output with formatting to the console.

func (l *Logger) VerbosePrint(output string) error

VerbosePrint prints a line of output _only if_ l was created with the Verbose option.

func (l *Logger) VerbosePrintf(format string, args ...any) error

VerbosePrintf is like VerbosePrint but for Printf.

func (l *Logger) WithPrefix(pfx string) *Logger

WithPrefix returns a new Logger with pfx added. Any existing prefix in l will be prepended.

type Opt func(*Logger)

func Verbose() Opt