Method PrintOnError

header_printer.go:212–223

PrintOnError prints every error which is not nil. If every error is nil, nothing will be printed. This can be used for simple error checking.

(a ...any)

// If every error is nil, nothing will be printed.
// This can be used for simple error checking.
func (p *HeaderPrinter) PrintOnError(a ...any) *TextPrinter {
	for _, arg := range a {
		if err, ok := arg.(error); ok {
			if err != nil {
				p.Println(err)
			}
		}
	}

	tp := TextPrinter(p)
	return &tp
}

// PrintOnErrorf wraps every error which is not nil and prints it.
// If every error is nil, nothing will be printed.