diff options
| -rw-r--r-- | src/libgetopts/lib.rs | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/libgetopts/lib.rs b/src/libgetopts/lib.rs index 9174f8e8456..e2306bcadab 100644 --- a/src/libgetopts/lib.rs +++ b/src/libgetopts/lib.rs @@ -33,7 +33,7 @@ //! //! ```{.rust} //! extern crate getopts; -//! use getopts::{optopt,optflag,getopts,OptGroup}; +//! use getopts::{optopt,optflag,getopts,OptGroup,usage}; //! use std::os; //! //! fn do_work(inp: &str, out: Option<String>) { @@ -44,10 +44,9 @@ //! } //! } //! -//! fn print_usage(program: &str, _opts: &[OptGroup]) { -//! println!("Usage: {} [options]", program); -//! println!("-o\t\tOutput"); -//! println!("-h --help\tUsage"); +//! fn print_usage(program: &str, opts: &[OptGroup]) { +//! let brief = format!("Usage: {} [options]", program); +//! print!("{}", usage(brief.as_slice(), opts)); //! } //! //! fn main() { |