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Update sample code to use getopts::usage in print_usage

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This commit is contained in:
Arthur Liao 2014-12-10 20:46:33 +08:00
parent fddec2d88a
commit 2f5e170bab
1 changed files with 4 additions and 5 deletions
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9
src/libgetopts/lib.rs
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@ -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() {