mirror of https://github.com/hashicorp/consul
24 lines
569 B
Go
24 lines
569 B
Go
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package complete
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import (
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"io"
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"io/ioutil"
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"log"
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"os"
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)
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// Log is used for debugging purposes
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// since complete is running on tab completion, it is nice to
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// have logs to the stderr (when writing your own completer)
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// to write logs, set the COMP_DEBUG environment variable and
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// use complete.Log in the complete program
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var Log = getLogger()
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func getLogger() func(format string, args ...interface{}) {
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var logfile io.Writer = ioutil.Discard
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if os.Getenv(envDebug) != "" {
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logfile = os.Stderr
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}
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return log.New(logfile, "complete ", log.Flags()).Printf
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}
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