80 lines
1.7 KiB
Rust
80 lines
1.7 KiB
Rust
//@ build-pass
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#![allow(unused_must_use)]
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#![allow(dead_code)]
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#![allow(unused_mut)]
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#![allow(non_camel_case_types)]
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// Map representation
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use std::fmt;
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use std::io::prelude::*;
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use square::{bot, wall, rock, lambda, closed_lift, open_lift, earth, empty};
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enum square {
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bot,
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wall,
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rock,
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lambda,
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closed_lift,
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open_lift,
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earth,
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empty
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}
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impl fmt::Debug for square {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "{}", match *self {
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bot => { "R".to_string() }
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wall => { "#".to_string() }
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rock => { "*".to_string() }
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lambda => { "\\".to_string() }
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closed_lift => { "L".to_string() }
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open_lift => { "O".to_string() }
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earth => { ".".to_string() }
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empty => { " ".to_string() }
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})
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}
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}
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fn square_from_char(c: char) -> square {
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match c {
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'R' => { bot }
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'#' => { wall }
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'*' => { rock }
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'\\' => { lambda }
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'L' => { closed_lift }
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'O' => { open_lift }
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'.' => { earth }
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' ' => { empty }
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_ => {
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println!("invalid square: {}", c);
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panic!()
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}
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}
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}
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fn read_board_grid<rdr:'static + Read>(mut input: rdr)
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-> Vec<Vec<square>> {
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let mut input: &mut dyn Read = &mut input;
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let mut grid = Vec::new();
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let mut line = [0; 10];
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input.read(&mut line);
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let mut row = Vec::new();
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for c in &line {
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row.push(square_from_char(*c as char))
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}
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grid.push(row);
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let width = grid[0].len();
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for row in &grid { assert_eq!(row.len(), width) }
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grid
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}
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mod test {
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#[test]
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pub fn trivial_to_string() {
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assert_eq!(lambda.to_string(), "\\")
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}
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}
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pub fn main() {}
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