/// Returns a usage message for the supported arguments.
Returns a usage message for the supported arguments.
Returns a usage message for the supported arguments .
pub fn usage() -> String {
        format!(
            "Usage: {} [options] <root-component-url>\n\
             Options:\n\
             --use-builtin-process-launcher   Provide and use a built-in implementation of\n\
             fuchsia.process.Launcher\n",
            std::env::args().next().unwrap_or("component_manager".to_string())
        )
    }
pub fn usage ( ) -> String { format ! ( " \n \
 \n \
 \n \
 \n " std env args ( ) next ( ) unwrap_or ( " " to_string ( ) ) ) }
Returns a usage message for the supported arguments.
Returns a usage message for the supported arguments .