diff options
| -rw-r--r-- | cmd/clef/main.go | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/cmd/clef/main.go b/cmd/clef/main.go index 85ec5647c..5567fb8f5 100644 --- a/cmd/clef/main.go +++ b/cmd/clef/main.go @@ -53,6 +53,8 @@ import ( "github.com/ethereum/go-ethereum/signer/fourbyte" "github.com/ethereum/go-ethereum/signer/rules" "github.com/ethereum/go-ethereum/signer/storage" + colorable "github.com/mattn/go-colorable" + "github.com/mattn/go-isatty" "gopkg.in/urfave/cli.v1" ) @@ -392,7 +394,13 @@ func initialize(c *cli.Context) error { } fmt.Println() } - log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(c.Int(logLevelFlag.Name)), log.StreamHandler(logOutput, log.TerminalFormat(true)))) + usecolor := (isatty.IsTerminal(os.Stderr.Fd()) || isatty.IsCygwinTerminal(os.Stderr.Fd())) && os.Getenv("TERM") != "dumb" + output := io.Writer(logOutput) + if usecolor { + output = colorable.NewColorable(logOutput) + } + log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(c.Int(logLevelFlag.Name)), log.StreamHandler(output, log.TerminalFormat(usecolor)))) + return nil } |