Function Fprint

print.go:105–146

Fprint formats using the default formats for its operands and writes to w. Spaces are added between operands when neither is a string. It returns the number of bytes written and any write error encountered.

(writer io.Writer, a ...any)

// Spaces are added between operands when neither is a string.
// It returns the number of bytes written and any write error encountered.
func Fprint(writer io.Writer, a ...any) {
	if !Output {
		return
	}

	var ret string
	var printed bool

	for _, bar := range ActiveProgressBarPrinters {
		if bar.IsActive && (bar.Writer == writer || bar.Writer == os.Stderr) {
			ret += sClearLine()
			ret += Sprinto(a...)
			printed = true
		}
	}

	for _, spinner := range activeSpinnerPrinters {
		if spinner.IsActive && (spinner.Writer == writer || spinner.Writer == os.Stderr) {
			ret += sClearLine()

			ret += Sprinto(a...)
			printed = true
		}
	}

	if !printed {
		ret = color.Sprint(Sprint(a...))
	}

	if writer != nil {
		color.Fprint(writer, Sprint(ret))
	} else {
		color.Print(Sprint(ret))
	}

	// Refresh all progressbars in case they were overwritten previously. Reference: #302
	for _, bar := range ActiveProgressBarPrinters {
		if bar.IsActive {
			bar.UpdateTitle(bar.Title)
		}
	}
}

// Fprintln formats using the default formats for its operands and writes to w.
// Spaces are always added between operands and a newline is appended.