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imp(Default Values): improves the error message when default values are involved

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Closes #774
This commit is contained in:
Kevin K 2017-01-02 15:05:40 -05:00
parent 9c3cb9834c
commit 1f33de5450
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GPG key ID: 17218E4B3692F01A
1 changed files with 5 additions and 5 deletions
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10
src/app/parser.rs
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@ -313,7 +313,7 @@ impl<'a, 'b> Parser<'a, 'b>
reqs: &[&'a str],
matcher: Option<&ArgMatcher<'a>>)
-> VecDeque<String> {
debugln!("Parser::get_required_from;");
debugln!("Parser::get_required_from; reqs={:?}", reqs);
let mut c_flags: Vec<&str> = vec![];
let mut c_pos: Vec<&str> = vec![];
let mut c_opt: Vec<&str> = vec![];
@ -994,15 +994,15 @@ impl<'a, 'b> Parser<'a, 'b>
}
}
try!(self.add_defaults(matcher));
try!(self.validate_blacklist(matcher));
try!(self.validate_matched_args(matcher));
matcher.usage(self.create_usage(&[]));
if !(self.settings.is_set(AppSettings::SubcommandsNegateReqs) && subcmd_name.is_some()) &&
!reqs_validated {
try!(self.validate_required(matcher));
}
try!(self.add_defaults(matcher));
try!(self.validate_matched_args(matcher));
matcher.usage(self.create_usage(&[]));
if matcher.is_empty() && matcher.subcommand_name().is_none() &&
self.is_set(AppSettings::ArgRequiredElseHelp) {
let mut out = vec![];