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Disable colors if not supported

pull/529/head
Fenny 2020-07-02 08:50:53 +02:00
parent 24145dd3ef
commit 1e1f6ea5b1
1 changed files with 9 additions and 1 deletions
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10
app.go
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@ -24,6 +24,7 @@ import (
utils "github.com/gofiber/utils"
colorable "github.com/mattn/go-colorable"
"github.com/mattn/go-isatty"
fasthttp "github.com/valyala/fasthttp"
)
@ -652,7 +653,14 @@ func (app *App) startupMessage(addr string, tls bool, pids string) {
}
// tabwriter makes sure the spacing are consistant across different values
// colorable handles the escape sequence for stdout using ascii color codes
out := tabwriter.NewWriter(colorable.NewColorableStdout(), 0, 0, 2, ' ', 0)
var out *tabwriter.Writer
// Check if colors are supported
if os.Getenv("TERM") == "dumb" ||
(!isatty.IsTerminal(os.Stdout.Fd()) && !isatty.IsCygwinTerminal(os.Stdout.Fd())) {
out = tabwriter.NewWriter(colorable.NewNonColorable(os.Stdout), 0, 0, 2, ' ', 0)
} else {
out = tabwriter.NewWriter(colorable.NewColorableStdout(), 0, 0, 2, ' ', 0)
}
// simple Sprintf function that defaults back to black
cyan := func(v interface{}) string {
return fmt.Sprintf("%s%v%s", cCyan, v, cBlack)