diff options
Diffstat (limited to 'engine/src/util.rs')
| -rw-r--r-- | engine/src/util.rs | 45 |
1 files changed, 1 insertions, 44 deletions
diff --git a/engine/src/util.rs b/engine/src/util.rs index a7caa2a..f016ad3 100644 --- a/engine/src/util.rs +++ b/engine/src/util.rs @@ -1,4 +1,4 @@ -use std::fmt::{Debug, Display}; +use std::fmt::Debug; use crate::ecs::util::StreamingIterator; @@ -28,49 +28,6 @@ impl<T> OptionExt<T> for Option<T> } } -pub struct DisplaySlice<'a, Item> -{ - slice: &'a [Item], -} - -impl<'a, Item> DisplaySlice<'a, Item> -{ - pub fn new(slice: &'a [Item]) -> Self - { - Self { slice } - } -} - -impl<Item> Display for DisplaySlice<'_, Item> -where - Item: Display, -{ - fn fmt(&self, formatter: &mut std::fmt::Formatter<'_>) -> std::fmt::Result - { - let Some(first_item) = self.slice.first() else { - return formatter.write_str("<empty>"); - }; - - write!(formatter, "{first_item}")?; - - if self.slice.len() == 1 { - return Ok(()); - } - - for item in &self.slice[1..self.slice.len() - 1] { - write!(formatter, ", {item}")?; - } - - let Some(last_item) = self.slice.last() else { - unreachable!(); - }; - - write!(formatter, " & {last_item}")?; - - Ok(()) - } -} - #[derive(Debug)] pub struct BitArray<const SIZE: usize, const BITS_PER_ITEM: usize> { |
