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33 lines
745 B
33 lines
745 B
package pmuxproc
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import (
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"fmt"
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"io"
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)
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// Logger is used by RunProcess to log process details in realtime. You can use
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// a new(NullLogger) if you don't care.
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type Logger interface {
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Println(string)
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Printf(string, ...interface{})
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}
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// NullLogger is an implementation of Logger which doesn't do anything.
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type NullLogger struct{}
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func (*NullLogger) Println(string) {}
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func (*NullLogger) Printf(string, ...interface{}) {}
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// PlainLogger implements Logger by writing each line directly to the given
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// io.Writer as-is.
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type PlainLogger struct {
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io.Writer
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}
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func (l PlainLogger) Println(line string) {
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fmt.Fprintln(l, line)
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}
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func (l PlainLogger) Printf(str string, args ...interface{}) {
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fmt.Fprintf(l, str, args...)
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}
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