frog

Feb 22, 2026

Changes in this version

type FieldString

+ func PathAbsN(name, path string) FieldString

+ func PathAbsNamed(name, path string) FieldString

+ func PathN(name, path string) FieldString

+ func PathNamed(name, path string) FieldString

Jul 7, 2025

Changes in this version

type NewLogger

+ const AutoUnbuffered

Oct 4, 2023

Changes in this version

type FieldString

+ func Path(path string) FieldString

+ func PathAbs(path string) FieldString

Apr 24, 2023

Changes in this version

type Field

+ func Fieldify(f []Fielder) []Field

+ func FieldifyAndAppend(fields []Field, fielders []Fielder) []Field

+ type FieldFloat32 struct

+ Name string

+ Value float32

+ func (f FieldFloat32) Field() Field

+ type FieldTimeUnixNano struct

+ Name string

+ Value time.Time

+ func (f FieldTimeUnixNano) Field() Field

type ImplData

+ Fields []Field

+ func (d *ImplData) MergeFields(fields []Field)

Apr 21, 2023

Changes in this version

+ var DarkPalette = Palette

+ var DefaultPalette = Palette

type AnchoredLogger

+ func (l *AnchoredLogger) MinLevel() Level

type Color

+ const Black

+ const Blue

+ const Cyan

+ const DarkBlue

+ const DarkCyan

+ const DarkGray

+ const DarkGreen

+ const DarkMagenta

+ const DarkRed

+ const DarkYellow

+ const Green

+ const LightGray

+ const Magenta

+ const Red

+ const White

+ const Yellow

type CustomizerLogger

+ func (l *CustomizerLogger) MinLevel() Level

+ type ImplData struct

+ AnchoredLine int32

+ MinLevel Level

+ func (d *ImplData) MergeMinLevel(min Level)

+ type NoAnchorLogger struct

+ func (l *NoAnchorLogger) Error(msg string, fields ...Fielder) Logger

+ func (l *NoAnchorLogger) Info(msg string, fields ...Fielder) Logger

+ func (l *NoAnchorLogger) Log(level Level, msg string, fields ...Fielder) Logger

+ func (l *NoAnchorLogger) LogImpl(level Level, msg string, fields []Fielder, opts []PrinterOption, d ImplData)

+ func (l *NoAnchorLogger) MinLevel() Level

+ func (l *NoAnchorLogger) Parent() Logger

+ func (l *NoAnchorLogger) RemoveAnchor()

+ func (l *NoAnchorLogger) SetMinLevel(level Level) Logger

+ func (l *NoAnchorLogger) Transient(msg string, fields ...Fielder) Logger

+ func (l *NoAnchorLogger) Verbose(msg string, fields ...Fielder) Logger

+ func (l *NoAnchorLogger) Warning(msg string, fields ...Fielder) Logger

type NullLogger

+ func (n *NullLogger) MinLevel() Level

+ type RootLogger interface

+ Close func()

type TeeLogger

+ func NewRootTee(a RootLogger, b RootLogger) (*TeeLogger, func())

+ func (n *TeeLogger) MinLevel() Level

type Unbuffered

+ func (l *Unbuffered) MinLevel() Level

Apr 11, 2023

Changes in this version

type AnchoredLogger

+ func (l *AnchoredLogger) LogImpl(anchoredLine int32, opts []PrinterOption, level Level, msg string, ...)

type Buffered

+ func (l *Buffered) LogImpl(anchoredLine int32, opts []PrinterOption, level Level, msg string, ...)

type CustomizerLogger

+ func (l *CustomizerLogger) LogImpl(anchoredLine int32, opts []PrinterOption, level Level, msg string, ...)

type Logger

+ LogImpl func(anchoredLine int32, opts []PrinterOption, level Level, msg string, ...)

type NullLogger

+ func (n *NullLogger) LogImpl(anchoredLine int32, opts []PrinterOption, level Level, msg string, ...)

type TeeLogger

+ func (l *TeeLogger) LogImpl(anchoredLine int32, opts []PrinterOption, level Level, msg string, ...)

+ func (l *TeeLogger) Parent() Logger

type Unbuffered

+ func (l *Unbuffered) LogImpl(anchoredLine int32, opts []PrinterOption, level Level, msg string, ...)

Apr 10, 2023

Changes in this version

+ func POTransientLineLength(cols int) poTransientLineLength

type TextPrinter

+ TransientLineLength int

Mar 26, 2022

Changes in this version

+ var POFieldsLeftMsgRight poFieldsLeftMsgRight

+ var POMsgLeftFieldsRight poMsgLeftFieldsRight

+ func POFieldIndent(indent int) poFieldIndent

+ func POLevel(visible bool) poLevel

+ func POTime(visible bool) poTime

type Buffered

+ func (l *Buffered) Printer() Printer

+ type CustomizerLogger struct

+ func (l *CustomizerLogger) Close()

+ func (l *CustomizerLogger) Error(msg string, fields ...Fielder) Logger

+ func (l *CustomizerLogger) Info(msg string, fields ...Fielder) Logger

+ func (l *CustomizerLogger) Log(level Level, opts []PrinterOption, msg string, fields []Fielder) Logger

+ func (l *CustomizerLogger) Parent() Logger

+ func (l *CustomizerLogger) SetMinLevel(level Level) Logger

+ func (l *CustomizerLogger) Transient(msg string, fields ...Fielder) Logger

+ func (l *CustomizerLogger) Verbose(msg string, fields ...Fielder) Logger

+ func (l *CustomizerLogger) Warning(msg string, fields ...Fielder) Logger

type JSONPrinter

+ func (p *JSONPrinter) SetOptions(opts ...PrinterOption) Printer

type Logger

+ func WithFields(log Logger, fields ...Fielder) Logger

+ func WithOptions(log Logger, opts ...PrinterOption) Logger

+ func WithOptionsAndFields(log Logger, opts []PrinterOption, fields []Fielder) Logger

+ type Palette byte

+ const PalColor

+ const PalDark

+ const PalNone

type Printer

+ SetOptions func(...PrinterOption) Printer

+ type PrinterOption interface

+ String func() string

+ func POPalette(pal Palette) PrinterOption

+ type Printerer interface

+ Printer func() Printer

type TextPrinter

+ Palette Palette

+ PrintMessageLast bool

+ func (p *TextPrinter) SetOptions(opts ...PrinterOption) Printer

Sep 6, 2021

Changes in this version

type Option

+ const MessageOnLeft

+ const MessageOnRight

type TextPrinter

+ SwapFieldsAndMessage bool

Apr 10, 2021

Changes in this version

+ func RemoveAnchor(log Logger)

+ type AnchorAdder interface

+ AddAnchor func() Logger

+ type AnchorRemover interface

+ RemoveAnchor func()

+ type AnchoredLogger struct

+ func (l *AnchoredLogger) Close()

+ func (l *AnchoredLogger) Error(msg string, fields ...Fielder) Logger

+ func (l *AnchoredLogger) Fatal(msg string, fields ...Fielder)

+ func (l *AnchoredLogger) Info(msg string, fields ...Fielder) Logger

+ func (l *AnchoredLogger) Log(level Level, msg string, fields ...Fielder) Logger

+ func (l *AnchoredLogger) Parent() Logger

+ func (l *AnchoredLogger) RemoveAnchor()

+ func (l *AnchoredLogger) SetMinLevel(level Level) Logger

+ func (l *AnchoredLogger) Transient(msg string, fields ...Fielder) Logger

+ func (l *AnchoredLogger) Verbose(msg string, fields ...Fielder) Logger

+ func (l *AnchoredLogger) Warning(msg string, fields ...Fielder) Logger

type Buffered

+ func (l *Buffered) AddAnchor() Logger

type Logger

+ func AddAnchor(log Logger) Logger

type TeeLogger

+ func (l *TeeLogger) AddAnchor() Logger

+ func (l *TeeLogger) RemoveAnchor()

Apr 5, 2021

Changes in this version

type Field

+ Raw interface{}

Jun 28, 2020

Changes in this version

type Option

+ const FieldIndent10

+ const FieldIndent20

+ const FieldIndent30

+ const FieldIndent40

type TextPrinter

+ FieldIndent int

Jun 28, 2020

Changes in this version

+ type NullLogger struct

+ func (n *NullLogger) Close()

+ func (n *NullLogger) Error(format string, a ...Fielder) Logger

+ func (n *NullLogger) Fatal(format string, a ...Fielder)

+ func (n *NullLogger) Info(format string, a ...Fielder) Logger

+ func (n *NullLogger) Log(level Level, format string, a ...Fielder) Logger

+ func (n *NullLogger) SetMinLevel(level Level) Logger

+ func (n *NullLogger) Transient(format string, a ...Fielder) Logger

+ func (n *NullLogger) Verbose(format string, a ...Fielder) Logger

+ func (n *NullLogger) Warning(format string, a ...Fielder) Logger

+ type Option byte

+ const Color

+ const HideLevel

+ const HideTimestamps

+ const NoColor

+ const ShowLevel

+ const ShowTimestamps

+ const UseStderr

+ const UseStdout

Oct 13, 2019

Changes in this version

+ func HasTerminal(w io.Writer) bool

Oct 12, 2019

Changes in this version

type Buffered

+ func (l *Buffered) Error(format string, a ...Fielder) Logger

+ func (l *Buffered) Fatal(format string, a ...Fielder)

+ func (l *Buffered) Info(format string, a ...Fielder) Logger

+ func (l *Buffered) Log(level Level, format string, fields ...Fielder) Logger

+ func (l *Buffered) Transient(format string, a ...Fielder) Logger

+ func (l *Buffered) Verbose(format string, a ...Fielder) Logger

+ func (l *Buffered) Warning(format string, a ...Fielder) Logger

+ type Field struct

+ IsJSONSafe bool

+ IsJSONString bool

+ Name string

+ Value string

+ type FieldBool struct

+ Name string

+ Value bool

+ func Bool(name string, value bool) FieldBool

+ func (f FieldBool) Field() Field

+ type FieldDuration struct

+ Name string

+ Value time.Duration

+ func Dur(name string, value time.Duration) FieldDuration

+ func Duration(name string, value time.Duration) FieldDuration

+ func (f FieldDuration) Field() Field

+ type FieldError struct

+ Name string

+ Value error

+ func Err(value error) FieldError

+ func (f FieldError) Field() Field

+ type FieldFloat64 struct

+ Name string

+ Value float64

+ func Float32(name string, value float32) FieldFloat64

+ func Float64(name string, value float64) FieldFloat64

+ func (f FieldFloat64) Field() Field

+ type FieldInt64 struct

+ Name string

+ Value int64

+ func Int(name string, value int) FieldInt64

+ func Int16(name string, value int16) FieldInt64

+ func Int32(name string, value int32) FieldInt64

+ func Int64(name string, value int64) FieldInt64

+ func Int8(name string, value int8) FieldInt64

+ func (f FieldInt64) Field() Field

+ type FieldString struct

+ Name string

+ Value string

+ func String(name string, value string) FieldString

+ func (f FieldString) Field() Field

+ type FieldTimeFormat struct

+ Format string

+ Name string

+ Value time.Time

+ func Time(name string, value time.Time) FieldTimeFormat

+ func TimeNano(name string, value time.Time) FieldTimeFormat

+ func (f FieldTimeFormat) Field() Field

+ type FieldTimeUnix struct

+ Name string

+ Nano bool

+ Value time.Time

+ func TimeUnix(name string, value time.Time) FieldTimeUnix

+ func TimeUnixNano(name string, value time.Time) FieldTimeUnix

+ func (f FieldTimeUnix) Field() Field

+ type FieldUint64 struct

+ Name string

+ Value uint64

+ func Byte(name string, value byte) FieldUint64

+ func Uint(name string, value uint) FieldUint64

+ func Uint16(name string, value uint16) FieldUint64

+ func Uint32(name string, value uint32) FieldUint64

+ func Uint64(name string, value uint64) FieldUint64

+ func Uint8(name string, value uint8) FieldUint64

+ func (f FieldUint64) Field() Field

+ type Fielder interface

+ Field func() Field

type FixedLine

+ func (l *FixedLine) Error(msg string, fields ...Fielder) Logger

+ func (l *FixedLine) Fatal(msg string, fields ...Fielder)

+ func (l *FixedLine) Info(msg string, fields ...Fielder) Logger

+ func (l *FixedLine) Log(level Level, msg string, fields ...Fielder) Logger

+ func (l *FixedLine) Transient(msg string, fields ...Fielder) Logger

+ func (l *FixedLine) Verbose(msg string, fields ...Fielder) Logger

+ func (l *FixedLine) Warning(msg string, fields ...Fielder) Logger

type Logger

+ Error func(format string, a ...Fielder) Logger

+ Fatal func(format string, a ...Fielder)

+ Info func(format string, a ...Fielder) Logger

+ Log func(level Level, format string, a ...Fielder) Logger

+ Transient func(format string, a ...Fielder) Logger

+ Verbose func(format string, a ...Fielder) Logger

+ Warning func(format string, a ...Fielder) Logger

type TeeLogger

+ func (l *TeeLogger) Error(msg string, fields ...Fielder) Logger

+ func (l *TeeLogger) Fatal(msg string, fields ...Fielder)

+ func (l *TeeLogger) Info(msg string, fields ...Fielder) Logger

+ func (l *TeeLogger) Log(level Level, msg string, fields ...Fielder) Logger

+ func (l *TeeLogger) Transient(msg string, fields ...Fielder) Logger

+ func (l *TeeLogger) Verbose(msg string, fields ...Fielder) Logger

+ func (l *TeeLogger) Warning(msg string, fields ...Fielder) Logger

type Unbuffered

+ func (l *Unbuffered) Error(msg string, fields ...Fielder) Logger

+ func (l *Unbuffered) Fatal(msg string, fields ...Fielder)

+ func (l *Unbuffered) Info(msg string, fields ...Fielder) Logger

+ func (l *Unbuffered) Log(level Level, msg string, fields ...Fielder) Logger

+ func (l *Unbuffered) Transient(msg string, fields ...Fielder) Logger

+ func (l *Unbuffered) Verbose(msg string, fields ...Fielder) Logger

+ func (l *Unbuffered) Warning(msg string, fields ...Fielder) Logger

Oct 11, 2019

Changes in this version

+ func RemoveFixedLine(log Logger)

type FixedLine

+ func (l *FixedLine) RemoveFixedLine()

+ type FixedLineAdder interface

+ AddFixedLine func() Logger

+ type FixedLineRemover interface

+ RemoveFixedLine func()

type JSONPrinter

+ TimeOverride time.Time

type TeeLogger

+ func (l *TeeLogger) RemoveFixedLine()

Oct 10, 2019

Changes in this version

+ type JSONPrinter struct

+ func (p *JSONPrinter) Render(useAnsi bool, useColor bool, level Level, format string, a ...interface{}) string

type Level

+ func (l Level) String() string

type NewLogger

+ const JSON

+ type TextPrinter struct

+ PrintLevel bool

+ PrintTime bool

+ func (p *TextPrinter) Render(useAnsi bool, useColor bool, level Level, format string, a ...interface{}) string

Oct 9, 2019

Changes in this version

type Buffered

+ func (l *Buffered) Logf(level Level, format string, a ...interface{}) Logger

+ func (l *Buffered) Transientf(format string, a ...interface{}) Logger

+ type ChildLogger interface

+ Parent func() Logger

type FixedLine

+ func (l *FixedLine) Logf(level Level, format string, a ...interface{}) Logger

+ func (l *FixedLine) Parent() Logger

+ func (l *FixedLine) Transientf(format string, a ...interface{}) Logger

+ type FixedLineLogger interface

+ AddFixedLine func() Logger

type Level

+ const Transient

type Logger

+ func AddFixedLine(log Logger) Logger

+ func Parent(log Logger) Logger

+ func ParentOrSelf(log Logger) Logger

+ Logf func(level Level, format string, a ...interface{}) Logger

+ Transientf func(format string, a ...interface{}) Logger

+ type NewLogger byte

+ const Auto

+ const Basic

+ type TeeLogger struct

+ Primary Logger

+ Secondary Logger

+ func (l *TeeLogger) AddFixedLine() Logger

+ func (l *TeeLogger) Close()

+ func (l *TeeLogger) Errorf(format string, a ...interface{}) Logger

+ func (l *TeeLogger) Fatalf(format string, a ...interface{})

+ func (l *TeeLogger) Infof(format string, a ...interface{}) Logger

+ func (l *TeeLogger) Logf(level Level, format string, a ...interface{}) Logger

+ func (l *TeeLogger) SetMinLevel(level Level) Logger

+ func (l *TeeLogger) Transientf(format string, a ...interface{}) Logger

+ func (l *TeeLogger) Verbosef(format string, a ...interface{}) Logger

+ func (l *TeeLogger) Warningf(format string, a ...interface{}) Logger

+ type Unbuffered struct

+ func NewUnbuffered(w io.Writer, prn Printer) *Unbuffered

+ func (l *Unbuffered) Close()

+ func (l *Unbuffered) Errorf(format string, a ...interface{}) Logger

+ func (l *Unbuffered) Fatalf(format string, a ...interface{})

+ func (l *Unbuffered) Infof(format string, a ...interface{}) Logger

+ func (l *Unbuffered) Logf(level Level, format string, a ...interface{}) Logger

+ func (l *Unbuffered) SetMinLevel(level Level) Logger

+ func (l *Unbuffered) Transientf(format string, a ...interface{}) Logger

+ func (l *Unbuffered) Verbosef(format string, a ...interface{}) Logger

+ func (l *Unbuffered) Warningf(format string, a ...interface{}) Logger

Oct 7, 2019

Changes in this version

+ var IsNoColorSet = false

+ type Buffered struct

+ func NewBuffered(cfg Config, prn Printer) *Buffered

+ func (l *Buffered) AddFixedLine() Logger

+ func (l *Buffered) Close()

+ func (l *Buffered) Errorf(format string, a ...interface{}) Logger

+ func (l *Buffered) Fatalf(format string, a ...interface{})

+ func (l *Buffered) Infof(format string, a ...interface{}) Logger

+ func (l *Buffered) MinLevel() Level

+ func (l *Buffered) Printf(level Level, format string, a ...interface{}) Logger

+ func (l *Buffered) Progressf(format string, a ...interface{}) Logger

+ func (l *Buffered) RootLogger() Logger

+ func (l *Buffered) SetMinLevel(level Level) Logger

+ func (l *Buffered) Verbosef(format string, a ...interface{}) Logger

+ func (l *Buffered) Warningf(format string, a ...interface{}) Logger

+ type Config struct

+ UseAnsi bool

+ UseColor bool

+ Writer io.Writer

+ type FixedLine struct

+ func (l *FixedLine) AddFixedLine() Logger

+ func (l *FixedLine) Close()

+ func (l *FixedLine) Errorf(format string, a ...interface{}) Logger

+ func (l *FixedLine) Fatalf(format string, a ...interface{})

+ func (l *FixedLine) Infof(format string, a ...interface{}) Logger

+ func (l *FixedLine) MinLevel() Level

+ func (l *FixedLine) Printf(level Level, format string, a ...interface{}) Logger

+ func (l *FixedLine) Progressf(format string, a ...interface{}) Logger

+ func (l *FixedLine) RootLogger() Logger

+ func (l *FixedLine) SetMinLevel(level Level) Logger

+ func (l *FixedLine) Verbosef(format string, a ...interface{}) Logger

+ func (l *FixedLine) Warningf(format string, a ...interface{}) Logger

+ type Level byte

+ const Error

+ const Fatal

+ const Info

+ const Progress

+ const Verbose

+ const Warning

+ type Logger interface

+ AddFixedLine func() Logger

+ Close func()

+ Errorf func(format string, a ...interface{}) Logger

+ Fatalf func(format string, a ...interface{})

+ Infof func(format string, a ...interface{}) Logger

+ MinLevel func() Level

+ Printf func(level Level, format string, a ...interface{}) Logger

+ Progressf func(format string, a ...interface{}) Logger

+ RootLogger func() Logger

+ SetMinLevel func(level Level) Logger

+ Verbosef func(format string, a ...interface{}) Logger

+ Warningf func(format string, a ...interface{}) Logger

+ func New() Logger

+ type Msg struct

+ Level Level

+ Line int32

+ Msg string

+ Type MsgType

+ type MsgType byte

+ const MsgAddLine

+ const MsgFatal

+ const MsgPrint

+ const MsgRemoveLine

+ type Printer struct

+ PrintLevel bool

+ PrintTime bool

+ func (p *Printer) Render(useAnsi bool, useColor bool, level Level, format string, a ...interface{}) string