asklog

package module

v0.1.0 Latest Latest Go to latest Published: Dec 7, 2024 License: MIT Imports: 10 Imported by: 1

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/protolambda/asklog

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README ¶

asklog

Log config / utils for CLI tool building with github.com/protolambda/ask.

This uses the github.com/ethereum/go-ethereum/log package.

Example

See asklog_example_test.go.

License

MIT, see LICENSE file.

Documentation ¶

Overview ¶

Example ¶

package main

import (
	"context"

	"github.com/protolambda/ask"
	"github.com/protolambda/asklog"
)

type MainCmd struct {
	LogConfig asklog.Config `ask:"."`

	Foobar string `ask:"--foobar" help:"Some other flag"`
}

func (m *MainCmd) Default() {
	m.LogConfig.Default()
}

func (m *MainCmd) Run(ctx context.Context, args ...string) error {
	logger := m.LogConfig.New()
	logger.Info("Hello world!", "foobar", m.Foobar)
	// ...
	return nil
}

func main() {
	ask.Run(&MainCmd{})
}

Index ¶

type Config
- func (c *Config) Default()
- func (c *Config) New() log.Logger
type DynamicLogHandler
- func NewDynamicLogHandler(lvl slog.Level, h slog.Handler) *DynamicLogHandler
type Format
type Level
type LvlSetter

Examples ¶

Package

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Config ¶

type Config struct {
	// Out to write log data to. If nil, os.Stdout will be used.
	Out io.Writer `ask:"-"`

	Level  Level  `ask:"--log.level" help:"Log level: 'trace', 'debug', 'info', 'warn', 'error', 'crit'. Aliases and mixed-case are excepted."`
	Format Format `ask:"--log.format" help:"Log format: 'text', 'terminal', 'logfmt', 'json'."`
	Color  bool   `ask:"--log.color" help:"Enable log coloring (terminal format only)"`
}

func (*Config) Default ¶

func (c *Config) Default()

func (*Config) New ¶

func (c *Config) New() log.Logger

type DynamicLogHandler ¶

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

DynamicLogHandler allow runtime-configuration of the log handler.

func NewDynamicLogHandler ¶

func NewDynamicLogHandler(lvl slog.Level, h slog.Handler) *DynamicLogHandler

func (*DynamicLogHandler) Enabled ¶

func (d *DynamicLogHandler) Enabled(ctx context.Context, lvl slog.Level) bool

func (*DynamicLogHandler) Handle ¶

func (d *DynamicLogHandler) Handle(ctx context.Context, r slog.Record) error

func (*DynamicLogHandler) SetLogLevel ¶

func (d *DynamicLogHandler) SetLogLevel(lvl slog.Level)

func (*DynamicLogHandler) WithAttrs ¶

func (d *DynamicLogHandler) WithAttrs(attrs []slog.Attr) slog.Handler

func (*DynamicLogHandler) WithGroup ¶

func (d *DynamicLogHandler) WithGroup(name string) slog.Handler

type Format ¶

type Format string

const (
	FormatTerminal Format = "terminal"
	FormatLogFmt   Format = "logfmt"
	FormatJSON     Format = "json"
)

func (Format) Handler ¶

func (f Format) Handler(color bool) func(writer io.Writer) slog.Handler

func (*Format) Set ¶

func (f *Format) Set(v string) error

func (*Format) String ¶

func (f *Format) String() string

func (*Format) Type ¶

func (f *Format) Type() string

type Level ¶

type Level slog.Level

func (Level) Level ¶

func (lvl Level) Level() slog.Level

func (*Level) Set ¶

func (lvl *Level) Set(v string) error

func (Level) String ¶

func (lvl Level) String() string

func (Level) Type ¶

func (lvl Level) Type() string

type LvlSetter ¶

type LvlSetter interface {
	SetLogLevel(lvl slog.Level)
}

Source Files ¶

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