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Advent of Code solutions
Cleanup of grid.rs
+2
-4
+2
-4
utils/src/grid.rs
+2
-4
utils/src/grid.rs
···
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}
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}
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-
impl<T> Grid<T>
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-
where
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-
T: Eq,
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-
{
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+
impl<T: Eq> Grid<T> {
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pub fn find_tile(&self, tile: &T) -> Option<Position> {
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self.iter()
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.find_map(|(p, t)| if t == tile { Some(p) } else { None })
···
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self.pos = self.pos.move_dir(self.dir);
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}
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+
/// See what tile (if any) the cursor will go to if it would move forward
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pub fn peek_forward(&self) -> Option<(Position, &T)> {
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let next_pos = self.pos.move_dir(self.dir);
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self.grid.get(next_pos).map(|value| (next_pos, value))