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Additional BoolExt utils.

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Signed-off-by: Jason Volk <jason@zemos.net>
This commit is contained in:
Jason Volk 2025-07-10 03:03:57 +00:00
parent 70fc95e800
commit c944f1124a
1 changed files with 12 additions and 0 deletions
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12
src/core/utils/bool.rs
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@ -23,6 +23,10 @@ pub trait BoolExt {
#[allow(clippy::result_unit_err)]
fn into_result(self) -> Result<(), ()>;
fn then_ok_or<T, E>(self, t: T, e: E) -> Result<T, E>;
fn then_ok_or_else<T, E, F: FnOnce() -> E>(self, t: T, e: F) -> Result<T, E>;
fn map<T, F: FnOnce(Self) -> T>(self, f: F) -> T
where
Self: Sized;
@ -67,6 +71,14 @@ impl BoolExt for bool {
#[inline]
fn into_result(self) -> Result<(), ()> { self.ok_or(()) }
#[inline]
fn then_ok_or<T, E>(self, t: T, e: E) -> Result<T, E> { self.map_ok_or(e, move || t) }
#[inline]
fn then_ok_or_else<T, E, F: FnOnce() -> E>(self, t: T, e: F) -> Result<T, E> {
self.ok_or_else(e).map(move |()| t)
}
#[inline]
fn map<T, F: FnOnce(Self) -> T>(self, f: F) -> T
where