更新libclamav库1.0.0版本
This commit is contained in:
141
clamav/libclamav_rust/.cargo/vendor/clap/src/suggestions.rs
vendored
Normal file
141
clamav/libclamav_rust/.cargo/vendor/clap/src/suggestions.rs
vendored
Normal file
@@ -0,0 +1,141 @@
|
||||
// Internal
|
||||
use crate::{app::App, fmt::Format};
|
||||
|
||||
/// Produces a string from a given list of possible values which is similar to
|
||||
/// the passed in value `v` with a certain confidence.
|
||||
/// Thus in a list of possible values like ["foo", "bar"], the value "fop" will yield
|
||||
/// `Some("foo")`, whereas "blark" would yield `None`.
|
||||
#[cfg(feature = "suggestions")]
|
||||
#[cfg_attr(feature = "cargo-clippy", allow(clippy::needless_lifetimes))]
|
||||
pub fn did_you_mean<'a, T: ?Sized, I>(v: &str, possible_values: I) -> Option<&'a str>
|
||||
where
|
||||
T: AsRef<str> + 'a,
|
||||
I: IntoIterator<Item = &'a T>,
|
||||
{
|
||||
let mut candidate: Option<(f64, &str)> = None;
|
||||
for pv in possible_values {
|
||||
let confidence = strsim::jaro_winkler(v, pv.as_ref());
|
||||
if confidence > 0.8 && (candidate.is_none() || (candidate.as_ref().unwrap().0 < confidence))
|
||||
{
|
||||
candidate = Some((confidence, pv.as_ref()));
|
||||
}
|
||||
}
|
||||
match candidate {
|
||||
None => None,
|
||||
Some((_, candidate)) => Some(candidate),
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(not(feature = "suggestions"))]
|
||||
pub fn did_you_mean<'a, T: ?Sized, I>(_: &str, _: I) -> Option<&'a str>
|
||||
where
|
||||
T: AsRef<str> + 'a,
|
||||
I: IntoIterator<Item = &'a T>,
|
||||
{
|
||||
None
|
||||
}
|
||||
|
||||
/// Returns a suffix that can be empty, or is the standard 'did you mean' phrase
|
||||
pub fn did_you_mean_flag_suffix<'z, T, I>(
|
||||
arg: &str,
|
||||
args_rest: &'z [&str],
|
||||
longs: I,
|
||||
subcommands: &'z [App],
|
||||
) -> (String, Option<&'z str>)
|
||||
where
|
||||
T: AsRef<str> + 'z,
|
||||
I: IntoIterator<Item = &'z T>,
|
||||
{
|
||||
if let Some(candidate) = did_you_mean(arg, longs) {
|
||||
let suffix = format!(
|
||||
"\n\tDid you mean {}{}?",
|
||||
Format::Good("--"),
|
||||
Format::Good(candidate)
|
||||
);
|
||||
return (suffix, Some(candidate));
|
||||
}
|
||||
|
||||
subcommands
|
||||
.iter()
|
||||
.filter_map(|subcommand| {
|
||||
let opts = subcommand
|
||||
.p
|
||||
.flags
|
||||
.iter()
|
||||
.filter_map(|f| f.s.long)
|
||||
.chain(subcommand.p.opts.iter().filter_map(|o| o.s.long));
|
||||
|
||||
let candidate = match did_you_mean(arg, opts) {
|
||||
Some(candidate) => candidate,
|
||||
None => return None,
|
||||
};
|
||||
let score = match args_rest.iter().position(|x| *x == subcommand.get_name()) {
|
||||
Some(score) => score,
|
||||
None => return None,
|
||||
};
|
||||
|
||||
let suffix = format!(
|
||||
"\n\tDid you mean to put '{}{}' after the subcommand '{}'?",
|
||||
Format::Good("--"),
|
||||
Format::Good(candidate),
|
||||
Format::Good(subcommand.get_name())
|
||||
);
|
||||
|
||||
Some((score, (suffix, Some(candidate))))
|
||||
})
|
||||
.min_by_key(|&(score, _)| score)
|
||||
.map(|(_, suggestion)| suggestion)
|
||||
.unwrap_or_else(|| (String::new(), None))
|
||||
}
|
||||
|
||||
/// Returns a suffix that can be empty, or is the standard 'did you mean' phrase
|
||||
pub fn did_you_mean_value_suffix<'z, T, I>(arg: &str, values: I) -> (String, Option<&'z str>)
|
||||
where
|
||||
T: AsRef<str> + 'z,
|
||||
I: IntoIterator<Item = &'z T>,
|
||||
{
|
||||
match did_you_mean(arg, values) {
|
||||
Some(candidate) => {
|
||||
let suffix = format!("\n\tDid you mean '{}'?", Format::Good(candidate));
|
||||
(suffix, Some(candidate))
|
||||
}
|
||||
None => (String::new(), None),
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(all(test, features = "suggestions"))]
|
||||
mod test {
|
||||
use super::*;
|
||||
|
||||
#[test]
|
||||
fn possible_values_match() {
|
||||
let p_vals = ["test", "possible", "values"];
|
||||
assert_eq!(did_you_mean("tst", p_vals.iter()), Some("test"));
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn possible_values_nomatch() {
|
||||
let p_vals = ["test", "possible", "values"];
|
||||
assert!(did_you_mean("hahaahahah", p_vals.iter()).is_none());
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn suffix_long() {
|
||||
let p_vals = ["test", "possible", "values"];
|
||||
let suffix = "\n\tDid you mean \'--test\'?";
|
||||
assert_eq!(
|
||||
did_you_mean_flag_suffix("tst", p_vals.iter(), []),
|
||||
(suffix, Some("test"))
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn suffix_enum() {
|
||||
let p_vals = ["test", "possible", "values"];
|
||||
let suffix = "\n\tDid you mean \'test\'?";
|
||||
assert_eq!(
|
||||
did_you_mean_value_suffix("tst", p_vals.iter()),
|
||||
(suffix, Some("test"))
|
||||
);
|
||||
}
|
||||
}
|
Reference in New Issue
Block a user