113 lines
3.4 KiB
Go
113 lines
3.4 KiB
Go
package build
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import "github.com/btcsuite/btclog"
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// PrefixLog is a pass-through logger that adds a prefix to every logged line.
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type PrefixLog struct {
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log btclog.Logger
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prefix string
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}
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// NewPrefixLog instantiates a new prefixed logger.
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func NewPrefixLog(prefix string, log btclog.Logger) *PrefixLog {
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return &PrefixLog{
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prefix: prefix,
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log: log,
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}
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}
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// addFormatPrefix prepends the prefix to a format string.
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func (p *PrefixLog) addFormatPrefix(s string) string {
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return p.prefix + " " + s
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}
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// addArgsPrefix prepends the prefix to a list of arguments.
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func (p *PrefixLog) addArgsPrefix(args []interface{}) []interface{} {
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return append([]interface{}{p.prefix}, args...)
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}
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// Tracef formats message according to format specifier and writes to to log
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// with LevelTrace.
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func (p *PrefixLog) Tracef(format string, params ...interface{}) {
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p.log.Tracef(p.addFormatPrefix(format), params...)
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}
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// Debugf formats message according to format specifier and writes to log with
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// LevelDebug.
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func (p *PrefixLog) Debugf(format string, params ...interface{}) {
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p.log.Debugf(p.addFormatPrefix(format), params...)
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}
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// Infof formats message according to format specifier and writes to log with
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// LevelInfo.
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func (p *PrefixLog) Infof(format string, params ...interface{}) {
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p.log.Infof(p.addFormatPrefix(format), params...)
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}
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// Warnf formats message according to format specifier and writes to to log with
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// LevelWarn.
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func (p *PrefixLog) Warnf(format string, params ...interface{}) {
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p.log.Warnf(p.addFormatPrefix(format), params...)
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}
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// Errorf formats message according to format specifier and writes to to log
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// with LevelError.
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func (p *PrefixLog) Errorf(format string, params ...interface{}) {
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p.log.Errorf(p.addFormatPrefix(format), params...)
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}
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// Criticalf formats message according to format specifier and writes to log
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// with LevelCritical.
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func (p *PrefixLog) Criticalf(format string, params ...interface{}) {
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p.log.Criticalf(p.addFormatPrefix(format), params...)
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}
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// Trace formats message using the default formats for its operands and writes
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// to log with LevelTrace.
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func (p *PrefixLog) Trace(v ...interface{}) {
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p.log.Trace(p.addArgsPrefix(v)...)
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}
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// Debug formats message using the default formats for its operands and writes
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// to log with LevelDebug.
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func (p *PrefixLog) Debug(v ...interface{}) {
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p.log.Debug(p.addArgsPrefix(v)...)
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}
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// Info formats message using the default formats for its operands and writes to
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// log with LevelInfo.
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func (p *PrefixLog) Info(v ...interface{}) {
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p.log.Info(p.addArgsPrefix(v)...)
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}
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// Warn formats message using the default formats for its operands and writes to
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// log with LevelWarn.
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func (p *PrefixLog) Warn(v ...interface{}) {
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p.log.Warn(p.addArgsPrefix(v)...)
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}
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// Error formats message using the default formats for its operands and writes
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// to log with LevelError.
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func (p *PrefixLog) Error(v ...interface{}) {
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p.log.Error(p.addArgsPrefix(v)...)
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}
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// Critical formats message using the default formats for its operands and
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// writes to log with LevelCritical.
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func (p *PrefixLog) Critical(v ...interface{}) {
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p.log.Critical(p.addArgsPrefix(v)...)
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}
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// Level returns the current logging level.
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func (p *PrefixLog) Level() btclog.Level {
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return p.log.Level()
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}
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// SetLevel changes the logging level to the passed level.
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func (p *PrefixLog) SetLevel(level btclog.Level) {
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p.log.SetLevel(level)
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}
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// Assert that PrefixLog fulfills the btclog.Logger interface.
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var _ btclog.Logger = &PrefixLog{}
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