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grid: add add_mut()

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Keenan Tims 2024-12-15 23:21:52 -08:00
parent 6283ff37f9
commit 2cf8527c4f
Signed by: ktims
GPG Key ID: 11230674D69038D4
3 changed files with 7 additions and 1 deletions
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2
README.md
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@ -1,6 +1,6 @@
<!-- AOC TILES BEGIN --> <!-- AOC TILES BEGIN -->
<h1 align="center"> <h1 align="center">
2024 - 31 ⭐ - Rust 2024 - 32 ⭐ - Rust
</h1> </h1>
<a href="src/day1.rs"> <a href="src/day1.rs">
<img src=".aoc_tiles/tiles/2024/01.png" width="161px"> <img src=".aoc_tiles/tiles/2024/01.png" width="161px">

6
utils/grid/lib.rs
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@ -181,6 +181,12 @@ impl<T: Clone + Eq + PartialEq + Debug> Grid<T> {
None => None, None => None,
} }
} }
pub fn get_mut<C: AsCoord2d>(&mut self, c: &C) -> Option<&mut T> {
match self.valid_pos(c) {
Some(pos) => Some(self.data.get_mut(pos).unwrap()),
None => None,
}
}
pub fn set<C: AsCoord2d>(&mut self, c: &C, mut val: T) -> Option<T> { pub fn set<C: AsCoord2d>(&mut self, c: &C, mut val: T) -> Option<T> {
match self.valid_pos(c) { match self.valid_pos(c) {
Some(pos) => { Some(pos) => {