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fix(help): fix formatting for option arguments with no long

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This commit is contained in:
Kevin K 2015-04-02 14:28:23 -04:00
parent 1da0905b11
commit e869100423
1 changed files with 3 additions and 3 deletions
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6
src/app.rs
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@ -549,19 +549,19 @@ impl<'a, 'v, 'ab, 'u, 'ar> App<'a, 'v, 'ab, 'u, 'ar>{
format!("{}--{}=",
if v.short.is_some() {", "} else {""},l)
} else {
"".to_owned()
" ".to_owned()
},
format!("{}{}", v.name, if v.multiple{"..."} else {""}),
if v.long.is_some() {
self.get_spaces((longest_opt + 4) - (v.long.unwrap().len() + v.name.len() + 2 + mult))
} else {
// 7 is '--=' (3) + tab (4)
self.get_spaces(longest_opt + 7)
self.get_spaces((longest_opt + 6) - (v.name.len() + mult))
},
if let Some(h) = v.help {
format!("{}{}", h,
if let Some(ref pv) = v.possible_vals {
format!(" [values:{}]", pv.iter().fold(String::new(), |acc, name| acc + &format!("{}",name)[..] ))
format!(" [values:{}]", pv.iter().fold(String::new(), |acc, name| acc + &format!(" {}",name)[..] ))
}else{
"".to_owned()
})