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61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
package slack
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import (
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"fmt"
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)
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// logger is a logger interface compatible with both stdlib and some
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// 3rd party loggers.
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type logger interface {
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Output(int, string) error
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}
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// ilogger represents the internal logging api we use.
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type ilogger interface {
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logger
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Print(...interface{})
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Printf(string, ...interface{})
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Println(...interface{})
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}
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type debug interface {
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Debug() bool
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// Debugf print a formatted debug line.
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Debugf(format string, v ...interface{})
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// Debugln print a debug line.
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Debugln(v ...interface{})
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}
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// internalLog implements the additional methods used by our internal logging.
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type internalLog struct {
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logger
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}
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// Println replicates the behaviour of the standard logger.
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func (t internalLog) Println(v ...interface{}) {
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t.Output(2, fmt.Sprintln(v...))
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}
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// Printf replicates the behaviour of the standard logger.
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func (t internalLog) Printf(format string, v ...interface{}) {
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t.Output(2, fmt.Sprintf(format, v...))
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}
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// Print replicates the behaviour of the standard logger.
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func (t internalLog) Print(v ...interface{}) {
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t.Output(2, fmt.Sprint(v...))
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}
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type discard struct{}
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func (t discard) Debug() bool {
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return false
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}
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// Debugf print a formatted debug line.
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func (t discard) Debugf(format string, v ...interface{}) {}
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// Debugln print a debug line.
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func (t discard) Debugln(v ...interface{}) {}
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