Minor redundant logic cleanup

Fix clippy

dot fix
This commit is contained in:
Donough Liu 2020-12-26 22:39:02 +08:00 committed by ldm0
parent 8d5a021e1e
commit 8f4c26fc58
2 changed files with 31 additions and 41 deletions

View file

@ -365,6 +365,8 @@ impl<'help, 'app, 'parser> Usage<'help, 'app, 'parser> {
// `incl_last`: should we include args that are Arg::Last? (i.e. `prog [foo] -- [last]). We
// can't do that for required usages being built for subcommands because it would look like:
// `prog [foo] -- [last] <subcommand>` which is totally wrong.
// TODO: remove the allow clippy when we update the compiler version.
#[allow(clippy::needless_collect)]
pub(crate) fn get_required_usage_from(
&self,
incls: &[Id],
@ -419,7 +421,7 @@ impl<'help, 'app, 'parser> Usage<'help, 'app, 'parser> {
for p in pmap.values() {
debug!("Usage::get_required_usage_from:iter:{:?}", p.id);
if args_in_groups.is_empty() || !args_in_groups.contains(&p.id) {
if !args_in_groups.contains(&p.id) {
ret_val.push(p.to_string());
}
}

View file

@ -356,27 +356,27 @@ impl<'help, 'app> Parser<'help, 'app> {
// Has the user already passed '--'? Meaning only positional args follow
if !self.is_set(AS::TrailingValues) {
// Does the arg match a subcommand name, or any of its aliases (if defined)
let can_be_subcommand = if self.is_set(AS::SubcommandPrecedenceOverArg) {
true
} else {
match needs_val_of {
ParseResult::Opt(_) | ParseResult::Pos(_)
if !self.is_set(AS::SubcommandPrecedenceOverArg) => {}
_ => {
ParseResult::Opt(_) | ParseResult::Pos(_) => false,
_ => true,
}
};
if can_be_subcommand {
// Does the arg match a subcommand name, or any of its aliases (if defined)
let sc_name = self.possible_subcommand(&arg_os);
debug!(
"Parser::get_matches_with: possible_sc={:?}, sc={:?}",
sc_name.is_some(),
sc_name
);
debug!("Parser::get_matches_with: sc={:?}", sc_name);
if let Some(sc_name) = sc_name {
if sc_name == "help" && !self.is_set(AS::NoAutoHelp) {
self.parse_help_subcommand(remaining_args)?;
}
subcmd_name = Some(sc_name.to_owned());
break;
}
}
}
if starts_new_arg {
if arg_os.starts_with("--") {
@ -477,10 +477,7 @@ impl<'help, 'app> Parser<'help, 'app> {
if low_index_mults || missing_pos {
if let Some(n) = remaining_args.get(0) {
needs_val_of = match needs_val_of {
ParseResult::ValuesDone => ParseResult::ValuesDone,
_ => {
if let Some(p) = self
needs_val_of = if let Some(p) = self
.app
.get_positionals()
.find(|p| p.index == Some(pos_counter as u64))
@ -488,20 +485,12 @@ impl<'help, 'app> Parser<'help, 'app> {
ParseResult::Pos(p.id.clone())
} else {
ParseResult::ValuesDone
}
}
};
// If the arg doesn't looks like a new_arg and it's not a
// subcommand, don't bump the position counter.
let n = ArgStr::new(n);
let sc_match = { self.possible_subcommand(&n).is_some() };
if self.is_new_arg(&n, &needs_val_of)
|| sc_match
|| !suggestions::did_you_mean(
&n.to_string_lossy(),
self.app.all_subcommand_names(),
)
.is_empty()
if self.is_new_arg(&n, &needs_val_of) || self.possible_subcommand(&n).is_some()
{
debug!("Parser::get_matches_with: Bumping the positional counter...");
pos_counter += 1;
@ -548,7 +537,6 @@ impl<'help, 'app> Parser<'help, 'app> {
matcher.inc_occurrence_of(&grp);
}
self.app.settings.set(AS::ValidArgFound);
// Only increment the positional counter if it doesn't allow multiples
if !p.settings.is_set(ArgSettings::MultipleValues) {
pos_counter += 1;