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Merge #2989

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2989: fix: Allow unicode aware case insensitivity r=pksunkara a=epage



Co-authored-by: Ed Page <eopage@gmail.com>
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bors[bot] 2021-11-04 20:28:49 +00:00 committed by GitHub
commit 4dfa56a9e4
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1 changed files with 3 additions and 1 deletions
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4
src/parse/matches/matched_arg.rs
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@ -5,6 +5,7 @@ use std::{
slice::Iter,
};
use crate::util::eq_ignore_case;
use crate::INTERNAL_ERROR_MSG;
// TODO: Maybe make this public?
@ -127,7 +128,8 @@ impl MatchedArg {
pub(crate) fn contains_val(&self, val: &str) -> bool {
self.vals_flatten().any(|v| {
if self.case_insensitive {
v.eq_ignore_ascii_case(val)
// If `v` isn't utf8, it can't match `val`, so `OsStr::to_str` should be fine
v.to_str().map_or(false, |v| eq_ignore_case(v, val))
} else {
OsString::as_os_str(v) == OsStr::new(val)
}