Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

refactor(help): Prep for usage fixes #4143

Merged
merged 4 commits into from Aug 29, 2022
Merged

refactor(help): Prep for usage fixes #4143

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
2b4541f
refactor(help): Clean up code
epage Aug 29, 2022
87e2d0c
refactor(help): Clarify intent of fn
epage Aug 29, 2022
9133226
refactor(help): Positive logic can clarify intent
epage Aug 29, 2022
5ef803f
refactor(help): Move close to use
epage Aug 29, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Jump to
Jump to file
Failed to load files.
Diff view
Diff view
46 changes: 24 additions & 22 deletions src/output/usage.rs
View file
Open in desktop
Expand Up @@ -86,7 +86,7 @@ impl<'cmd> Usage<'cmd> {
let not_req_or_hidden =
|p: &Arg| (!p.is_required_set() || p.is_last_set()) && !p.is_hide_set();
if self.cmd.get_positionals().any(not_req_or_hidden) {
if let Some(args_tag) = self.get_args_tag(incl_reqs) {
if let Some(args_tag) = self.get_optional_args(incl_reqs) {
styled.placeholder(&*args_tag);
} else {
styled.placeholder(" [ARGS]");
Expand Down Expand Up @@ -135,10 +135,11 @@ impl<'cmd> Usage<'cmd> {
|| self.cmd.is_args_conflicts_with_subcommands_set()
{
styled.none("\n ");
if !self.cmd.is_args_conflicts_with_subcommands_set() {
styled.extend(self.create_help_usage(false).into_iter());
} else {
if self.cmd.is_args_conflicts_with_subcommands_set() {
// Short-circuit full usage creation since no args will be relevant
styled.literal(name);
} else {
styled.extend(self.create_help_usage(false).into_iter());
}
styled.placeholder(" <");
styled.placeholder(placeholder);
Expand Down Expand Up @@ -186,8 +187,8 @@ impl<'cmd> Usage<'cmd> {
}

// Gets the `[ARGS]` tag for the usage string
fn get_args_tag(&self, incl_reqs: bool) -> Option<String> {
debug!("Usage::get_args_tag; incl_reqs = {:?}", incl_reqs);
fn get_optional_args(&self, incl_reqs: bool) -> Option<String> {
debug!("Usage::get_optional_args; incl_reqs = {:?}", incl_reqs);
let mut count = 0;
for pos in self
.cmd
Expand All @@ -196,10 +197,10 @@ impl<'cmd> Usage<'cmd> {
.filter(|pos| !pos.is_hide_set())
.filter(|pos| !pos.is_last_set())
{
debug!("Usage::get_args_tag:iter:{}", pos.get_id());
debug!("Usage::get_optional_args:iter:{}", pos.get_id());
let required = self.cmd.groups_for_arg(&pos.id).any(|grp_s| {
debug!(
"Usage::get_args_tag:iter:{:?}:iter:{:?}",
"Usage::get_optional_args:iter:{:?}:iter:{:?}",
pos.get_id(),
grp_s
);
Expand All @@ -209,14 +210,14 @@ impl<'cmd> Usage<'cmd> {
if !required {
count += 1;
debug!(
"Usage::get_args_tag:iter: {} Args not required or hidden",
"Usage::get_optional_args:iter: {} Args not required or hidden",
count
);
}
}

if !self.cmd.is_dont_collapse_args_in_usage_set() && count > 1 {
debug!("Usage::get_args_tag:iter: More than one, returning [ARGS]");
debug!("Usage::get_optional_args:iter: More than one, returning [ARGS]");

// [ARGS]
None
Expand All @@ -230,7 +231,7 @@ impl<'cmd> Usage<'cmd> {
&& !pos.is_last_set()
&& !self.cmd.groups_for_arg(&pos.id).any(|grp_s| {
debug!(
"Usage::get_args_tag:iter:{:?}:iter:{:?}",
"Usage::get_optional_args:iter:{:?}:iter:{:?}",
pos.get_id(),
grp_s
);
Expand All @@ -241,7 +242,7 @@ impl<'cmd> Usage<'cmd> {
.expect(INTERNAL_ERROR_MSG);

debug!(
"Usage::get_args_tag:iter: Exactly one, returning '{}'",
"Usage::get_optional_args:iter: Exactly one, returning '{}'",
pos.get_id()
);

Expand All @@ -254,7 +255,7 @@ impl<'cmd> Usage<'cmd> {
&& self.cmd.has_positionals()
&& incl_reqs
{
debug!("Usage::get_args_tag:iter: Don't collapse returning all");
debug!("Usage::get_optional_args:iter: Don't collapse returning all");
Some(
self.cmd
.get_positionals()
Expand All @@ -266,7 +267,9 @@ impl<'cmd> Usage<'cmd> {
.join(""),
)
} else if !incl_reqs {
debug!("Usage::get_args_tag:iter: incl_reqs=false, building secondary usage string");
debug!(
"Usage::get_optional_args:iter: incl_reqs=false, building secondary usage string"
);
let highest_req_pos = self
.cmd
.get_positionals()
Expand Down Expand Up @@ -353,16 +356,13 @@ impl<'cmd> Usage<'cmd> {
incls: &[Id],
matcher: Option<&ArgMatcher>,
incl_last: bool,
) -> FlatSet<StyledStr> {
) -> Vec<StyledStr> {
debug!(
"Usage::get_required_usage_from: incls={:?}, matcher={:?}, incl_last={:?}",
incls,
matcher.is_some(),
incl_last
);
let mut ret_val = FlatSet::new();

let mut unrolled_reqs = FlatSet::new();

let required_owned;
let required = if let Some(required) = self.required {
Expand All @@ -372,6 +372,7 @@ impl<'cmd> Usage<'cmd> {
&required_owned
};

let mut unrolled_reqs = FlatSet::new();
for a in required.iter() {
let is_relevant = |(val, req_arg): &(ArgPredicate, Id)| -> Option<Id> {
let required = match val {
Expand All @@ -396,7 +397,6 @@ impl<'cmd> Usage<'cmd> {
// by unroll_requirements_for_arg.
unrolled_reqs.insert(a.clone());
}

debug!(
"Usage::get_required_usage_from: unrolled_reqs={:?}",
unrolled_reqs
Expand All @@ -405,7 +405,7 @@ impl<'cmd> Usage<'cmd> {
let mut required_groups_members = FlatSet::new();
let mut required_opts = FlatSet::new();
let mut required_groups = FlatSet::new();
let mut required_positionals = Vec::new();
let mut required_positionals = FlatSet::new();
for req in unrolled_reqs.iter().chain(incls.iter()) {
if let Some(arg) = self.cmd.find(req) {
let is_present = matcher
Expand All @@ -418,7 +418,7 @@ impl<'cmd> Usage<'cmd> {
if !is_present {
if arg.is_positional() {
if incl_last || !arg.is_last_set() {
required_positionals.push((arg.index.unwrap(), arg.stylized()));
required_positionals.insert((arg.index.unwrap(), arg.stylized()));
}
} else {
required_opts.insert(arg.stylized());
Expand Down Expand Up @@ -451,6 +451,8 @@ impl<'cmd> Usage<'cmd> {
}
}

let mut ret_val = Vec::new();

required_opts.retain(|arg| !required_groups_members.contains(arg));
ret_val.extend(required_opts);

Expand All @@ -459,7 +461,7 @@ impl<'cmd> Usage<'cmd> {
required_positionals.sort_by_key(|(ind, _)| *ind); // sort by index
for (_, p) in required_positionals {
if !required_groups_members.contains(&p) {
ret_val.insert(p);
ret_val.push(p);
}
}

Expand Down
8 changes: 8 additions & 0 deletions src/util/flat_set.rs
View file
Open in desktop
Expand Up @@ -50,6 +50,14 @@ impl<T: PartialEq + Eq> FlatSet<T> {
pub(crate) fn iter(&self) -> std::slice::Iter<'_, T> {
self.inner.iter()
}

pub fn sort_by_key<K, F>(&mut self, f: F)
where
F: FnMut(&T) -> K,
K: Ord,
{
self.inner.sort_by_key(f);
}
}

impl<T: PartialEq + Eq> Default for FlatSet<T> {
Expand Down