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fix(usage): remove warning about unused variables

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This commit is contained in:
Kevin K 2015-04-09 19:53:13 -04:00
parent be91c5f2f5
commit ba817b9d81
1 changed files with 6 additions and 6 deletions
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12
src/app.rs
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@ -460,21 +460,21 @@ impl<'a, 'v, 'ab, 'u, 'ar> App<'a, 'v, 'ab, 'u, 'ar>{
if opts { if opts {
write!(&mut usage," {}", write!(&mut usage," {}",
if num_req_opts != self.opts.len() && !req_opts.is_empty() { if num_req_opts != self.opts.len() && !req_opts.is_empty() {
format!(" [OPTIONS] {}", &req_opts[..]) format!("[OPTIONS] {}", &req_opts[..])
} else if req_opts.is_empty() { } else if req_opts.is_empty() {
" [OPTIONS]".to_owned() "[OPTIONS]".to_owned()
} else { } else {
req_opts format!("{}", &req_opts[..])
}); });
} }
if pos { if pos {
write!(&mut usage, " {}", write!(&mut usage, " {}",
if num_req_pos != self.positionals_idx.len() && !req_pos.is_empty() { if num_req_pos != self.positionals_idx.len() && !req_pos.is_empty() {
format!(" [POSITIONAL] {}", &req_pos[..]) format!("[POSITIONAL] {}", &req_pos[..])
} else if req_pos.is_empty() { } else if req_pos.is_empty() {
" [POSITIONAL]".to_owned() "[POSITIONAL]".to_owned()
} else { } else {
req_pos format!("{}", &req_pos[..])
} ); } );
} }
if subcmds { if subcmds {