Patrice Ferlet
b40378ec23
Warnings are flushed after the generation to help the user to find issues. Colors are better defined.
145 lines
3.2 KiB
Go
145 lines
3.2 KiB
Go
// Package logger provides simple logging functions with icons and colors.
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package logger
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import (
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"fmt"
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"os"
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"sync"
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)
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// Icon is a unicode icon
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type Icon string
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// Icons used in katenary.
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const (
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IconSuccess Icon = "✅"
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IconFailure Icon = "❌"
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IconWarning Icon = "❕"
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IconNote Icon = "📝"
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IconWorld Icon = "🌐"
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IconPlug Icon = "🔌"
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IconPackage Icon = "📦"
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IconCabinet Icon = "🗄️"
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IconInfo Icon = "🔵"
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IconSecret Icon = "🔒"
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IconConfig Icon = "🔧"
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IconDependency Icon = "🔗"
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)
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const reset = "\033[0m"
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const (
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ColorGreen = "\033[38;5;34m"
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ColorRed = "\033[38;5;196m"
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ColorOrange = "\033[38;5;214m"
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ColorWarning = "\033[38;5;214m"
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)
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var (
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warnings []string
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mu sync.Mutex
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)
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// Print prints a message without icon.
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func Print(msg ...any) {
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fmt.Print(msg...)
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}
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// Printf prints a formatted message without icon.
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func Printf(format string, msg ...any) {
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fmt.Printf(format, msg...)
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}
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// Info prints an informational message.
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func Info(msg ...any) {
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message("", IconInfo, msg...)
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}
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// Infof prints a formatted informational message.
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func Infof(format string, msg ...any) {
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message("", IconInfo, fmt.Sprintf(format, msg...))
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}
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// Warn prints a warning message.
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func Warn(msg ...any) {
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mu.Lock()
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defer mu.Unlock()
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warning := fmt.Sprint(msg...)
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warnings = append(warnings, warning)
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}
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// Warnf prints a formatted warning message.
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func Warnf(format string, msg ...any) {
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mu.Lock()
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defer mu.Unlock()
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warning := fmt.Sprintf(format, msg...)
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warnings = append(warnings, warning)
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}
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// Success prints a success message.
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func Success(msg ...any) {
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message(ColorGreen, IconSuccess, msg...)
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}
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// Successf prints a formatted success message.
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func Successf(format string, msg ...any) {
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message(ColorGreen, IconSuccess, fmt.Sprintf(format, msg...))
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}
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// Failure prints a failure message.
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func Failure(msg ...any) {
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message(ColorRed, IconFailure, msg...)
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}
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// Failuref prints a formatted failure message.
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func Failuref(format string, msg ...any) {
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message(ColorRed, IconFailure, fmt.Sprintf(format, msg...))
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}
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// Log prints a message with a custom icon.
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func Log(icon Icon, msg ...any) {
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message("", icon, msg...)
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}
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// Logf prints a formatted message with a custom icon.
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func Logf(icon Icon, format string, msg ...any) {
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message("", icon, fmt.Sprintf(format, msg...))
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}
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func fatal(red string, icon Icon, msg ...any) {
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fmt.Print(icon, " ", red)
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fmt.Print(msg...)
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fmt.Println(reset)
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os.Exit(1)
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}
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func fatalf(red string, icon Icon, format string, msg ...any) {
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fatal(red, icon, fmt.Sprintf(format, msg...))
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}
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// Fatal prints a fatal error message and exits with code 1.
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func Fatal(msg ...any) {
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fatal(ColorRed, IconFailure, msg...)
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}
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// Fatalf prints a fatal error message with formatting and exits with code 1.
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func Fatalf(format string, msg ...any) {
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fatalf(ColorRed, IconFailure, format, msg...)
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}
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// FlushWarnings prints all collected warnings at the end of the conversion.
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func FlushWarnings() {
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mu.Lock()
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defer mu.Unlock()
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if len(warnings) > 0 {
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fmt.Println()
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fmt.Print(ColorWarning, IconWarning, " The following issues may need attention:", reset)
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fmt.Println()
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for _, warning := range warnings {
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fmt.Println(" •", warning)
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}
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fmt.Println()
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warnings = nil
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}
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}
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