mirror of
https://github.com/binwiederhier/ntfy.git
synced 2024-08-21 10:43:49 +02:00
173 lines
3.8 KiB
Go
173 lines
3.8 KiB
Go
package log
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import (
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"io"
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"log"
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"os"
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"sync"
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"time"
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)
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// Defaults for package level variables
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var (
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DefaultLevel = InfoLevel
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DefaultFormat = TextFormat
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DefaultOutput = os.Stderr
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)
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var (
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level = DefaultLevel
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format = DefaultFormat
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overrides = make(map[string]*levelOverride)
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output io.Writer = DefaultOutput
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mu = &sync.Mutex{}
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)
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// Fatal prints the given message, and exits the program
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func Fatal(message string, v ...any) {
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newEvent().Fatal(message, v...)
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}
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// Error prints the given message, if the current log level is ERROR or lower
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func Error(message string, v ...any) {
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newEvent().Error(message, v...)
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}
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// Warn prints the given message, if the current log level is WARN or lower
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func Warn(message string, v ...any) {
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newEvent().Warn(message, v...)
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}
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// Info prints the given message, if the current log level is INFO or lower
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func Info(message string, v ...any) {
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newEvent().Info(message, v...)
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}
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// Debug prints the given message, if the current log level is DEBUG or lower
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func Debug(message string, v ...any) {
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newEvent().Debug(message, v...)
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}
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// Trace prints the given message, if the current log level is TRACE
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func Trace(message string, v ...any) {
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newEvent().Trace(message, v...)
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}
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// With creates a new log event and adds the fields of the given Contexter structs
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func With(contexts ...Contexter) *Event {
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return newEvent().With(contexts...)
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}
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// Field creates a new log event and adds a custom field and value to it
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func Field(key string, value any) *Event {
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return newEvent().Field(key, value)
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}
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// Fields creates a new log event and adds a map of fields to it
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func Fields(fields Context) *Event {
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return newEvent().Fields(fields)
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}
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// Tag creates a new log event and adds a "tag" field to it
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func Tag(tag string) *Event {
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return newEvent().Tag(tag)
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}
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// Time creates a new log event and sets the time field
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func Time(time time.Time) *Event {
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return newEvent().Time(time)
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}
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// CurrentLevel returns the current log level
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func CurrentLevel() Level {
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mu.Lock()
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defer mu.Unlock()
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return level
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}
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// SetLevel sets a new log level
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func SetLevel(newLevel Level) {
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mu.Lock()
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defer mu.Unlock()
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level = newLevel
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}
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// SetLevelOverride adds a log override for the given field
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func SetLevelOverride(field string, value any, level Level) {
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mu.Lock()
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defer mu.Unlock()
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overrides[field] = &levelOverride{value: value, level: level}
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}
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// ResetLevelOverrides removes all log level overrides
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func ResetLevelOverrides() {
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mu.Lock()
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defer mu.Unlock()
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overrides = make(map[string]*levelOverride)
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}
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// CurrentFormat returns the current log formt
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func CurrentFormat() Format {
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mu.Lock()
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defer mu.Unlock()
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return format
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}
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// SetFormat sets a new log format
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func SetFormat(newFormat Format) {
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mu.Lock()
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defer mu.Unlock()
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format = newFormat
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if newFormat == JSONFormat {
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DisableDates()
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}
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}
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// SetOutput sets the log output writer
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func SetOutput(w io.Writer) {
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mu.Lock()
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defer mu.Unlock()
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log.SetOutput(w)
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output = w
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}
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// File returns the log file, if any, or an empty string otherwise
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func File() string {
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mu.Lock()
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defer mu.Unlock()
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if f, ok := output.(*os.File); ok {
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return f.Name()
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}
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return ""
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}
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// IsFile returns true if the output is a non-default file
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func IsFile() bool {
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mu.Lock()
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defer mu.Unlock()
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if _, ok := output.(*os.File); ok && output != DefaultOutput {
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return true
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}
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return false
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}
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// DisableDates disables the date/time prefix
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func DisableDates() {
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log.SetFlags(0)
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}
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// Loggable returns true if the given log level is lower or equal to the current log level
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func Loggable(l Level) bool {
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return CurrentLevel() <= l
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}
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// IsTrace returns true if the current log level is TraceLevel
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func IsTrace() bool {
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return Loggable(TraceLevel)
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}
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// IsDebug returns true if the current log level is DebugLevel or below
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func IsDebug() bool {
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return Loggable(DebugLevel)
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}
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