BeautifyJson beautifies the given json.

ExitOnErr exit the app with code 1 if error.

PanicIfErr raises a panic.

PrintfStdErr does printf to StdErr.

PrintlnStdErr does println to StdErr.

ProvidedArgsOrFromPipe will prioritize provided args, if not provided, it will try to read from pipe.

RequireArgs will exit program if no arg provided.

RequireExactArgsCount will exit program if number of arguments is not equal to want.

TryPrintBeautyJson tries to beautify the given json and print it.